原始版本

RT_Thread/examples/utest/testcases/kernel/Kconfig

@@ -0,0 +1,84 @@
+menu "Kernel Testcase"
+
+config UTEST_MEMHEAP_TC
+    bool "memheap stability test"
+    default y
+    depends on RT_USING_MEMHEAP
+
+config UTEST_SMALL_MEM_TC
+    bool "mem test"
+    default y
+    depends on RT_USING_SMALL_MEM
+
+config UTEST_SLAB_TC
+    bool "slab test"
+    default n
+    depends on RT_USING_SLAB
+
+config UTEST_IRQ_TC
+    bool "IRQ test"
+    default n
+
+config UTEST_SEMAPHORE_TC
+    bool "semaphore test"
+    default n
+    depends on RT_USING_SEMAPHORE
+
+config UTEST_EVENT_TC
+    bool "event test"
+    default n
+    depends on RT_USING_EVENT
+
+config UTEST_TIMER_TC
+    bool "timer test"
+    default n
+
+config UTEST_MESSAGEQUEUE_TC
+    bool "message queue test"
+    default n
+
+config UTEST_SIGNAL_TC
+    bool "signal test"
+    select RT_USING_SIGNALS
+    default n
+
+config UTEST_MUTEX_TC
+    bool "mutex test"
+    default n
+
+config UTEST_MAILBOX_TC
+    bool "mailbox test"
+    default n
+
+config UTEST_THREAD_TC
+    bool "thread test"
+    default n
+    select RT_USING_TIMER_SOFT
+    select RT_USING_THREAD
+
+config UTEST_DEVICE_TC
+    bool "device test"
+    default n
+
+config UTEST_ATOMIC_TC
+    bool "atomic test"
+    default n
+
+config UTEST_HOOKLIST_TC
+    bool "hook list test"
+    select RT_USING_HOOKLIST
+    default n
+
+config UTEST_MTSAFE_KPRINT_TC
+    bool "mtsafe kprint test"
+    default n
+
+config UTEST_SCHEDULER_TC
+    bool "scheduler test"
+    default n
+
+if RT_USING_SMP
+rsource "smp/Kconfig"
+endif
+
+endmenu

RT_Thread/examples/utest/testcases/kernel/SConscript

@@ -0,0 +1,70 @@
+Import('rtconfig')
+from building import *
+
+cwd     = GetCurrentDir()
+src     = []
+CPPPATH = [cwd]
+
+if GetDepend(['UTEST_MEMHEAP_TC']):
+    src += ['memheap_tc.c']
+
+if GetDepend(['UTEST_SMALL_MEM_TC']):
+    src += ['mem_tc.c']
+
+if GetDepend(['UTEST_SLAB_TC']):
+    src += ['slab_tc.c']
+
+if GetDepend(['UTEST_IRQ_TC']):
+    src += ['irq_tc.c']
+
+if GetDepend(['UTEST_SEMAPHORE_TC']):
+    src += ['semaphore_tc.c']
+
+if GetDepend(['UTEST_EVENT_TC']):
+    src += ['event_tc.c']
+
+if GetDepend(['UTEST_TIMER_TC']):
+    src += ['timer_tc.c']
+
+if GetDepend(['UTEST_MESSAGEQUEUE_TC']):
+    src += ['messagequeue_tc.c']
+
+if GetDepend(['UTEST_SIGNAL_TC']):
+    src += ['signal_tc.c']
+
+if GetDepend(['UTEST_MUTEX_TC']):
+    src += ['mutex_tc.c', 'mutex_pi_tc.c']
+
+if GetDepend(['UTEST_MAILBOX_TC']):
+    src += ['mailbox_tc.c']
+
+if GetDepend(['UTEST_THREAD_TC']):
+    src += ['thread_tc.c']
+
+if GetDepend(['UTEST_DEVICE_TC']):
+    src += ['device_tc.c']
+
+if GetDepend(['UTEST_ATOMIC_TC']):
+    src += ['atomic_tc.c']
+
+if GetDepend(['UTEST_HOOKLIST_TC']):
+    src += ['hooklist_tc.c']
+
+if GetDepend(['UTEST_MTSAFE_KPRINT_TC']):
+    src += ['mtsafe_kprint_tc.c']
+
+# Stressful testcase for scheduler (MP/UP)
+if GetDepend(['UTEST_SCHEDULER_TC']):
+    src += ['sched_timed_sem_tc.c']
+    src += ['sched_timed_mtx_tc.c']
+    src += ['sched_mtx_tc.c']
+    src += ['sched_sem_tc.c', 'sched_thread_tc.c']
+
+group = DefineGroup('utestcases', src, depend = ['RT_USING_UTESTCASES'], CPPPATH = CPPPATH)
+
+list = os.listdir(cwd)
+for item in list:
+    if os.path.isfile(os.path.join(cwd, item, 'SConscript')):
+        group = group + SConscript(os.path.join(item, 'SConscript'))
+
+Return('group')

RT_Thread/examples/utest/testcases/kernel/atomic_tc.c

@@ -0,0 +1,173 @@
+/*
+ * Copyright (c) 2006-2021, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2022-07-27     flybreak     the first version
+ * 2023-03-21     WangShun     add atomic test
+ * 2023-09-15     xqyjlj       change stack size in cpu64
+ */
+
+#include <rtthread.h>
+#include "utest.h"
+#include "rtatomic.h"
+#include <rthw.h>
+
+#define THREAD_PRIORITY         25
+#define THREAD_TIMESLICE        1
+#define THREAD_STACKSIZE        UTEST_THR_STACK_SIZE
+
+/* convenience macro - return either 64-bit or 32-bit value */
+#define ATOMIC_WORD(val_if_64, val_if_32)                                           \
+    ((rt_atomic_t)((sizeof(void *) == sizeof(uint64_t)) ? (val_if_64) : (val_if_32)))
+
+static rt_atomic_t count = 0;
+static rt_sem_t sem_t;
+
+static void test_atomic_api(void)
+{
+    rt_atomic_t base;
+    rt_atomic_t oldval;
+    rt_atomic_t result;
+
+    /* rt_atomic_t */
+    uassert_true(sizeof(rt_atomic_t) == ATOMIC_WORD(sizeof(uint64_t), sizeof(uint32_t)));
+
+    /* rt_atomic_add */
+    base = 0;
+    result = rt_atomic_add(&base, 10);
+    uassert_true(base == 10);
+    uassert_true(result == 0);
+    /* rt_atomic_add negative */
+    base = 2;
+    result = rt_atomic_add(&base, -4);
+    uassert_true(base == -2);
+    uassert_true(result == 2);
+
+    /* rt_atomic_sub */
+    base = 11;
+    result = rt_atomic_sub(&base, 10);
+    uassert_true(base == 1);
+    uassert_true(result == 11);
+    /* rt_atomic_sub negative */
+    base = 2;
+    result = rt_atomic_sub(&base, -5);
+    uassert_true(base == 7);
+    uassert_true(result == 2);
+
+    /* rt_atomic_or */
+    base = 0xFF00;
+    result = rt_atomic_or(&base, 0x0F0F);
+    uassert_true(base == 0xFF0F);
+    uassert_true(result == 0xFF00);
+
+    /* rt_atomic_xor */
+    base = 0xFF00;
+    result = rt_atomic_xor(&base, 0x0F0F);
+    uassert_true(base == 0xF00F);
+    uassert_true(result == 0xFF00);
+
+    /* rt_atomic_and */
+    base = 0xFF00;
+    result = rt_atomic_and(&base, 0x0F0F);
+    uassert_true(base == 0x0F00);
+    uassert_true(result == 0xFF00);
+
+    /* rt_atomic_exchange */
+    base = 0xFF00;
+    result = rt_atomic_exchange(&base, 0x0F0F);
+    uassert_true(base == 0x0F0F);
+    uassert_true(result == 0xFF00);
+
+    /* rt_atomic_flag_test_and_set (Flag 0) */
+    base = 0x0;
+    result = rt_atomic_flag_test_and_set(&base);
+    uassert_true(base == 0x1);
+    uassert_true(result == 0x0);
+    /* rt_atomic_flag_test_and_set (Flag 1) */
+    base = 0x1;
+    result = rt_atomic_flag_test_and_set(&base);
+    uassert_true(base == 0x1);
+    uassert_true(result == 0x1);
+
+    /* rt_atomic_flag_clear */
+    base = 0x1;
+    rt_atomic_flag_clear(&base);
+    uassert_true(base == 0x0);
+
+    /* rt_atomic_load */
+    base = 0xFF00;
+    result = rt_atomic_load(&base);
+    uassert_true(base == 0xFF00);
+    uassert_true(result == 0xFF00);
+
+    /* rt_atomic_store */
+    base = 0xFF00;
+    rt_atomic_store(&base, 0x0F0F);
+    uassert_true(base == 0x0F0F);
+
+    /* rt_atomic_compare_exchange_strong (equal) */
+    base = 10;
+    oldval = 10;
+    result = rt_atomic_compare_exchange_strong(&base, &oldval, 11);
+    uassert_true(base == 11);
+    uassert_true(result == 0x1);
+    /* rt_atomic_compare_exchange_strong (not equal) */
+    base = 10;
+    oldval = 5;
+    result = rt_atomic_compare_exchange_strong(&base, &oldval, 11);
+    uassert_true(base == 10);
+    uassert_true(result == 0x0);
+}
+
+static void ture_entry(void *parameter)
+{
+    int i;
+    for (i = 0; i < 1000000; i++)
+    {
+        rt_atomic_add(&count, 1);
+    }
+    rt_sem_release(sem_t);
+}
+
+static void test_atomic_add(void)
+{
+    rt_thread_t thread;
+    size_t i;
+    sem_t = rt_sem_create("atomic_sem", 0, RT_IPC_FLAG_PRIO);
+
+    rt_atomic_store(&count, 0);
+
+    thread = rt_thread_create("t1", ture_entry, RT_NULL, THREAD_STACKSIZE, THREAD_PRIORITY, THREAD_TIMESLICE);
+    rt_thread_startup(thread);
+    thread = rt_thread_create("t2", ture_entry, RT_NULL, THREAD_STACKSIZE, THREAD_PRIORITY, THREAD_TIMESLICE);
+    rt_thread_startup(thread);
+    thread = rt_thread_create("t3", ture_entry, RT_NULL, THREAD_STACKSIZE, THREAD_PRIORITY, THREAD_TIMESLICE);
+    rt_thread_startup(thread);
+
+    for (i = 0; i < 3; i++)
+    {
+        rt_sem_take(sem_t, RT_WAITING_FOREVER);
+    }
+    i = rt_atomic_load(&count);
+    uassert_true(i == 3000000);
+}
+
+static rt_err_t utest_tc_init(void)
+{
+    return RT_EOK;
+}
+
+static rt_err_t utest_tc_cleanup(void)
+{
+    return RT_EOK;
+}
+
+static void testcase(void)
+{
+    UTEST_UNIT_RUN(test_atomic_api);
+    UTEST_UNIT_RUN(test_atomic_add);
+}
+UTEST_TC_EXPORT(testcase, "testcases.kernel.atomic_tc", utest_tc_init, utest_tc_cleanup, 10);

RT_Thread/examples/utest/testcases/kernel/device_tc.c

@@ -0,0 +1,59 @@
+/*
+ * Copyright (c) 2006-2024, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2024-05-20     Shell        the first version
+ */
+#include <rtthread.h>
+#include <stdlib.h>
+#include "utest.h"
+
+static void test_rt_device_find(void)
+{
+    char _device_name[RT_NAME_MAX + 1] = {0};
+    rt_device_t console;
+    rt_device_t device1, device2, device3;
+
+    console = rt_console_get_device();
+    uassert_not_null(console);
+    rt_memcpy(_device_name, console->parent.name, RT_NAME_MAX);
+
+    /* Test finding a device */
+    device1 = rt_device_find(_device_name);
+    uassert_true(device1 == console);
+
+    /* Test finding another device */
+    device2 = rt_device_find(RT_CONSOLE_DEVICE_NAME);
+    if (rt_strcmp(RT_CONSOLE_DEVICE_NAME, _device_name) == 0)
+    {
+        uassert_true(device2 == device1);
+    }
+    else
+    {
+        uassert_not_null(device2);
+        uassert_true(device2 != device1);
+    }
+
+    /* Test finding a device 3 */
+    device3 = rt_device_find(console->parent.name);
+    uassert_true(device1 == device3);
+}
+
+static rt_err_t utest_tc_init(void)
+{
+    return RT_EOK;
+}
+
+static rt_err_t utest_tc_cleanup(void)
+{
+    return RT_EOK;
+}
+
+static void testcase(void)
+{
+    UTEST_UNIT_RUN(test_rt_device_find);
+}
+UTEST_TC_EXPORT(testcase, "testcases.kernel.device.find", utest_tc_init, utest_tc_cleanup, 5);

RT_Thread/examples/utest/testcases/kernel/event_tc.c

@@ -0,0 +1,346 @@
+/*
+ * Copyright (c) 2006-2019, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2021-08-15     liukang     the first version
+ * 2023-09-15     xqyjlj       change stack size in cpu64
+ */
+
+#include <rtthread.h>
+#include "utest.h"
+#include <stdlib.h>
+
+#define THREAD_STACKSIZE UTEST_THR_STACK_SIZE
+#define EVENT_FLAG3 (1 << 3)
+#define EVENT_FLAG5 (1 << 5)
+
+static struct rt_event static_event = {0};
+#ifdef RT_USING_HEAP
+static rt_event_t dynamic_event = RT_NULL;
+static rt_uint32_t dynamic_event_recv_thread_finish = 0, dynamic_event_send_thread_finish = 0;
+
+rt_align(RT_ALIGN_SIZE)
+static char thread3_stack[UTEST_THR_STACK_SIZE];
+static struct rt_thread thread3;
+
+rt_align(RT_ALIGN_SIZE)
+static char thread4_stack[UTEST_THR_STACK_SIZE];
+static struct rt_thread thread4;
+#endif /* RT_USING_HEAP */
+
+static rt_uint32_t recv_event_times1 = 0, recv_event_times2 = 0;
+static rt_uint32_t static_event_recv_thread_finish = 0, static_event_send_thread_finish = 0;
+
+rt_align(RT_ALIGN_SIZE)
+static char thread1_stack[UTEST_THR_STACK_SIZE];
+static struct rt_thread thread1;
+
+rt_align(RT_ALIGN_SIZE)
+static char thread2_stack[UTEST_THR_STACK_SIZE];
+static struct rt_thread thread2;
+
+#define THREAD_PRIORITY      9
+#define THREAD_TIMESLICE     5
+
+static void test_event_init(void)
+{
+    rt_err_t result;
+
+    result = rt_event_init(&static_event, "event", RT_IPC_FLAG_PRIO);
+    if (result != RT_EOK)
+    {
+        uassert_false(1);
+    }
+    result = rt_event_detach(&static_event);
+    if (result != RT_EOK)
+    {
+        uassert_false(1);
+    }
+
+    result = rt_event_init(&static_event, "event", RT_IPC_FLAG_FIFO);
+    if (result != RT_EOK)
+    {
+        uassert_false(1);
+    }
+    result = rt_event_detach(&static_event);
+    if (result != RT_EOK)
+    {
+        uassert_false(1);
+    }
+
+    uassert_true(1);
+}
+
+static void test_event_detach(void)
+{
+    rt_err_t result = RT_EOK;
+
+    result = rt_event_init(&static_event, "event", RT_IPC_FLAG_PRIO);
+    if (result != RT_EOK)
+    {
+        uassert_false(1);
+    }
+
+    result = rt_event_detach(&static_event);
+    if (result != RT_EOK)
+    {
+        uassert_false(1);
+    }
+
+    uassert_true(1);
+}
+
+static void thread1_recv_static_event(void *param)
+{
+    rt_uint32_t e;
+
+    if (rt_event_recv(&static_event, (EVENT_FLAG3 | EVENT_FLAG5),
+                      RT_EVENT_FLAG_OR | RT_EVENT_FLAG_CLEAR,
+                      RT_WAITING_FOREVER, &e) != RT_EOK)
+    {
+        return;
+    }
+
+    recv_event_times1 = e;
+
+    rt_thread_mdelay(50);
+
+    if (rt_event_recv(&static_event, (EVENT_FLAG3 | EVENT_FLAG5),
+                      RT_EVENT_FLAG_AND | RT_EVENT_FLAG_CLEAR,
+                      RT_WAITING_FOREVER, &e) != RT_EOK)
+    {
+        return;
+    }
+    recv_event_times2 = e;
+
+    static_event_recv_thread_finish = 1;
+}
+
+static void thread2_send_static_event(void *param)
+{
+    rt_event_send(&static_event, EVENT_FLAG3);
+    rt_thread_mdelay(10);
+
+    rt_event_send(&static_event, EVENT_FLAG5);
+    rt_thread_mdelay(10);
+
+    rt_event_send(&static_event, EVENT_FLAG3);
+
+    static_event_send_thread_finish = 1;
+}
+
+
+static void test_static_event_send_recv(void)
+{
+    rt_err_t result = RT_EOK;
+
+    result  = rt_event_init(&static_event, "event", RT_IPC_FLAG_PRIO);
+    if (result  != RT_EOK)
+    {
+        uassert_false(1);
+    }
+
+    rt_thread_init(&thread1,
+                   "thread1",
+                   thread1_recv_static_event,
+                   RT_NULL,
+                   &thread1_stack[0],
+                   sizeof(thread1_stack),
+                   THREAD_PRIORITY - 1, THREAD_TIMESLICE);
+    rt_thread_startup(&thread1);
+
+    rt_thread_init(&thread2,
+                   "thread2",
+                   thread2_send_static_event,
+                   RT_NULL,
+                   &thread2_stack[0],
+                   sizeof(thread2_stack),
+                   THREAD_PRIORITY, THREAD_TIMESLICE);
+    rt_thread_startup(&thread2);
+
+    while (static_event_recv_thread_finish != 1 || static_event_send_thread_finish != 1)
+    {
+        rt_thread_delay(1);
+    }
+
+    if (recv_event_times1 == EVENT_FLAG3 && recv_event_times2 == (EVENT_FLAG3 | EVENT_FLAG5))
+    {
+        if (rt_event_detach(&static_event) != RT_EOK)
+        {
+            uassert_false(1);
+        }
+        uassert_true(1);
+    }
+    else
+    {
+        if (rt_event_detach(&static_event) != RT_EOK)
+        {
+            uassert_false(1);
+        }
+        uassert_false(1);
+    }
+
+    return;
+}
+
+#ifdef RT_USING_HEAP
+static void test_event_create(void)
+{
+    rt_err_t result = RT_EOK;
+
+    dynamic_event = rt_event_create("dynamic_event", RT_IPC_FLAG_FIFO);
+    if (dynamic_event == RT_NULL)
+    {
+        uassert_false(1);
+    }
+
+    result = rt_event_delete(dynamic_event);
+    if (result != RT_EOK)
+    {
+        uassert_false(1);
+    }
+
+    uassert_true(1);
+}
+
+static void test_event_delete(void)
+{
+    rt_err_t result;
+
+    dynamic_event = rt_event_create("dynamic_event", RT_IPC_FLAG_FIFO);
+    if (dynamic_event == RT_NULL)
+    {
+        uassert_false(1);
+    }
+
+    result = rt_event_delete(dynamic_event);
+    if (result != RT_EOK)
+    {
+        uassert_false(1);
+    }
+
+    uassert_true(1);
+}
+
+static void thread3_recv_dynamic_event(void *param)
+{
+    rt_uint32_t e;
+
+    if (rt_event_recv(dynamic_event, (EVENT_FLAG3 | EVENT_FLAG5),
+                      RT_EVENT_FLAG_OR | RT_EVENT_FLAG_CLEAR,
+                      RT_WAITING_FOREVER, &e) != RT_EOK)
+    {
+        return;
+    }
+
+    recv_event_times1 = e;
+
+    rt_thread_mdelay(50);
+
+    if (rt_event_recv(dynamic_event, (EVENT_FLAG3 | EVENT_FLAG5),
+                      RT_EVENT_FLAG_AND | RT_EVENT_FLAG_CLEAR,
+                      RT_WAITING_FOREVER, &e) != RT_EOK)
+    {
+        return;
+    }
+    recv_event_times2 = e;
+
+    dynamic_event_recv_thread_finish = 1;
+}
+
+static void thread4_send_dynamic_event(void *param)
+{
+    rt_event_send(dynamic_event, EVENT_FLAG3);
+    rt_thread_mdelay(10);
+
+    rt_event_send(dynamic_event, EVENT_FLAG5);
+    rt_thread_mdelay(10);
+
+    rt_event_send(dynamic_event, EVENT_FLAG3);
+
+    dynamic_event_send_thread_finish = 1;
+}
+
+static void test_dynamic_event_send_recv(void)
+{
+    dynamic_event = rt_event_create("dynamic_event", RT_IPC_FLAG_PRIO);
+    if (dynamic_event == RT_NULL)
+    {
+        uassert_false(1);
+    }
+
+    rt_thread_init(&thread3,
+                   "thread3",
+                   thread3_recv_dynamic_event,
+                   RT_NULL,
+                   &thread3_stack[0],
+                   sizeof(thread3_stack),
+                   THREAD_PRIORITY - 1, THREAD_TIMESLICE);
+    rt_thread_startup(&thread3);
+
+    rt_thread_init(&thread4,
+                   "thread4",
+                   thread4_send_dynamic_event,
+                   RT_NULL,
+                   &thread4_stack[0],
+                   sizeof(thread4_stack),
+                   THREAD_PRIORITY, THREAD_TIMESLICE);
+    rt_thread_startup(&thread4);
+
+    while (dynamic_event_recv_thread_finish != 1 || dynamic_event_send_thread_finish != 1)
+    {
+        rt_thread_delay(1);
+    }
+
+    if (recv_event_times1 == EVENT_FLAG3 && recv_event_times2 == (EVENT_FLAG3 | EVENT_FLAG5))
+    {
+        if (rt_event_delete(dynamic_event) != RT_EOK)
+        {
+            uassert_false(1);
+        }
+        uassert_true(1);
+    }
+    else
+    {
+        if (rt_event_delete(dynamic_event) != RT_EOK)
+        {
+            uassert_false(1);
+        }
+        uassert_false(1);
+    }
+
+    return;
+}
+#endif
+
+static rt_err_t utest_tc_init(void)
+{
+    static_event_recv_thread_finish = 0;
+    static_event_send_thread_finish = 0;
+#ifdef RT_USING_HEAP
+    dynamic_event_recv_thread_finish = 0;
+    dynamic_event_send_thread_finish = 0;
+#endif
+    return RT_EOK;
+}
+
+static rt_err_t utest_tc_cleanup(void)
+{
+    return RT_EOK;
+}
+
+static void testcase(void)
+{
+    UTEST_UNIT_RUN(test_event_init);
+    UTEST_UNIT_RUN(test_event_detach);
+    UTEST_UNIT_RUN(test_static_event_send_recv);
+#ifdef RT_USING_HEAP
+    UTEST_UNIT_RUN(test_event_create);
+    UTEST_UNIT_RUN(test_event_delete);
+    UTEST_UNIT_RUN(test_dynamic_event_send_recv);
+#endif
+}
+UTEST_TC_EXPORT(testcase, "src.ipc.event_tc", utest_tc_init, utest_tc_cleanup, 60);

RT_Thread/examples/utest/testcases/kernel/hooklist_tc.c

@@ -0,0 +1,98 @@
+/*
+ * Copyright (c) 2006-2023, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2023-12-22     Shell        Support hook list
+ */
+
+#include <rtthread.h>
+#include "rtconfig.h"
+#include "utest.h"
+#include "utest_assert.h"
+
+static int hooker1_ent_count;
+static int hooker2_ent_count;
+static struct rt_thread thr_tobe_inited;
+
+static void thread_inited_hooker1(rt_thread_t thread)
+{
+    LOG_D("%s: count %d", __func__, hooker1_ent_count);
+    hooker1_ent_count += 1;
+}
+RT_OBJECT_HOOKLIST_DEFINE_NODE(rt_thread_inited, hooker1_node, thread_inited_hooker1);
+
+static void thread_inited_hooker2(rt_thread_t thread)
+{
+    LOG_D("%s: count %d", __func__, hooker2_ent_count);
+    hooker2_ent_count += 1;
+}
+RT_OBJECT_HOOKLIST_DEFINE_NODE(rt_thread_inited, hooker2_node, thread_inited_hooker2);
+
+static char _thr_stack[UTEST_THR_STACK_SIZE];
+static void thr_tobe_inited_entry(void *param)
+{
+    rt_kprintf("Hello!\n");
+}
+
+static void hooklist_test(void)
+{
+    hooker1_ent_count = 0;
+    hooker2_ent_count = 0;
+    rt_thread_inited_sethook(&hooker1_node);
+    rt_thread_inited_sethook(&hooker2_node);
+
+    /* run 1 */
+    rt_thread_init(&thr_tobe_inited,
+                   "thr_tobe_inited",
+                   thr_tobe_inited_entry,
+                   NULL,
+                   _thr_stack,
+                   sizeof(_thr_stack),
+                   25,
+                   100);
+
+    uassert_int_equal(hooker1_ent_count, 1);
+    uassert_int_equal(hooker2_ent_count, 1);
+
+    rt_thread_detach(&thr_tobe_inited);
+    rt_thread_mdelay(1); /* wait recycling done */
+
+    /* run 2 */
+    rt_thread_inited_rmhook(&hooker2_node);
+
+    rt_thread_init(&thr_tobe_inited,
+                   "thr_tobe_inited",
+                   thr_tobe_inited_entry,
+                   NULL,
+                   _thr_stack,
+                   sizeof(_thr_stack),
+                   25,
+                   100);
+
+    uassert_int_equal(hooker1_ent_count, 2);
+    uassert_int_equal(hooker2_ent_count, 1);
+}
+
+static rt_err_t utest_tc_init(void)
+{
+    hooker1_ent_count = 0;
+    hooker2_ent_count = 0;
+    return RT_EOK;
+}
+
+static rt_err_t utest_tc_cleanup(void)
+{
+    rt_thread_detach(&thr_tobe_inited);
+    rt_thread_inited_rmhook(&hooker1_node);
+    rt_thread_inited_rmhook(&hooker2_node);
+    return RT_EOK;
+}
+
+static void testcase(void)
+{
+    UTEST_UNIT_RUN(hooklist_test);
+}
+UTEST_TC_EXPORT(testcase, "testcases.kernel.hooklist_tc", utest_tc_init, utest_tc_cleanup, 10);

RT_Thread/examples/utest/testcases/kernel/irq_tc.c

@@ -0,0 +1,78 @@
+/*
+ * Copyright (c) 2006-2021, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2021-08-15     supperthomas add irq_test
+ */
+
+#include <rtthread.h>
+#include "utest.h"
+#include "rthw.h"
+
+#define UTEST_NAME "irq_tc"
+static volatile uint32_t irq_count = 0;
+static volatile uint32_t max_get_nest_count = 0;
+
+static void irq_callback()
+{
+    if(rt_interrupt_get_nest() >  max_get_nest_count)
+    {
+        max_get_nest_count = rt_interrupt_get_nest();
+    }
+    irq_count ++;
+}
+
+static void irq_test(void)
+{
+    irq_count = 0;
+    rt_interrupt_enter_sethook(irq_callback);
+    rt_interrupt_leave_sethook(irq_callback);
+    rt_thread_mdelay(2);
+    LOG_D("%s test irq_test! irq_count %d  max_get_nest_count %d\n", UTEST_NAME, irq_count, max_get_nest_count);
+    uassert_int_not_equal(0, irq_count);
+    uassert_int_not_equal(0, max_get_nest_count);
+    rt_interrupt_enter_sethook(RT_NULL);
+    rt_interrupt_leave_sethook(RT_NULL);
+    LOG_D("irq_test OK!\n");
+}
+
+static rt_err_t utest_tc_init(void)
+{
+    irq_count = 0;
+    max_get_nest_count = 0;
+    return RT_EOK;
+}
+
+static rt_err_t utest_tc_cleanup(void)
+{
+    return RT_EOK;
+}
+
+static void interrupt_test(void)
+{
+    rt_base_t level;
+    uint32_t i = 1000;
+
+    rt_interrupt_enter_sethook(irq_callback);
+    rt_interrupt_leave_sethook(irq_callback);
+    irq_count = 0;
+    level = rt_hw_interrupt_disable();
+    while(i)
+    {
+        i --;
+    }
+    uassert_int_equal(0, irq_count);
+    rt_hw_interrupt_enable(level);
+    rt_interrupt_enter_sethook(RT_NULL);
+    rt_interrupt_leave_sethook(RT_NULL);
+
+}
+static void testcase(void)
+{
+    UTEST_UNIT_RUN(irq_test);
+    UTEST_UNIT_RUN(interrupt_test);
+}
+UTEST_TC_EXPORT(testcase, "testcases.kernel.irq_tc", utest_tc_init, utest_tc_cleanup, 10);

RT_Thread/examples/utest/testcases/kernel/mailbox_tc.c

@@ -0,0 +1,374 @@
+/*
+ * Copyright (c) 2006-2021, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2021-09-08     liukang     the first version
+ * 2023-09-15     xqyjlj       change stack size in cpu64
+ */
+
+#include <rtthread.h>
+#include "utest.h"
+#include <stdlib.h>
+
+#define THREAD_STACKSIZE UTEST_THR_STACK_SIZE
+
+static struct rt_mailbox test_static_mb;
+static char mb_pool[128];
+
+static rt_mailbox_t test_dynamic_mb;
+
+static uint8_t static_mb_recv_thread_finish, static_mb_send_thread_finish;
+static uint8_t dynamic_mb_recv_thread_finish, dynamic_mb_send_thread_finish;
+
+rt_align(RT_ALIGN_SIZE)
+static char thread1_stack[UTEST_THR_STACK_SIZE];
+static struct rt_thread thread1;
+
+rt_align(RT_ALIGN_SIZE)
+static char thread2_stack[UTEST_THR_STACK_SIZE];
+static struct rt_thread thread2;
+
+#define THREAD_PRIORITY      9
+#define THREAD_TIMESLICE     5
+
+static rt_thread_t mb_send = RT_NULL;
+static rt_thread_t mb_recv = RT_NULL;
+
+static rt_uint8_t mb_send_str1[] = "this is first mail!";
+static rt_uint8_t mb_send_str2[] = "this is second mail!";
+static rt_uint8_t mb_send_str3[] = "this is thirdy mail!";
+
+static rt_uint8_t *mb_recv_str1;
+static rt_uint8_t *mb_recv_str2;
+static rt_uint8_t *mb_recv_str3;
+
+static void test_mailbox_init(void)
+{
+    rt_err_t result;
+
+    result = rt_mb_init(&test_static_mb, "mbt", &mb_pool[0], sizeof(mb_pool) / 4, RT_IPC_FLAG_FIFO);
+    if (result != RT_EOK)
+    {
+        uassert_false(1);
+    }
+    result = rt_mb_detach(&test_static_mb);
+    if (result != RT_EOK)
+    {
+        uassert_false(1);
+    }
+
+    result = rt_mb_init(&test_static_mb, "mbt", &mb_pool[0], sizeof(mb_pool) / 4, RT_IPC_FLAG_PRIO);
+    if (result != RT_EOK)
+    {
+        uassert_false(1);
+    }
+
+    result = rt_mb_detach(&test_static_mb);
+    if (result != RT_EOK)
+    {
+        uassert_false(1);
+    }
+
+    uassert_true(1);
+}
+
+static void test_mailbox_deatch(void)
+{
+    rt_err_t result;
+
+    result = rt_mb_init(&test_static_mb, "mbt", &mb_pool[0], sizeof(mb_pool) / 4, RT_IPC_FLAG_FIFO);
+    if (result != RT_EOK)
+    {
+        uassert_false(1);
+    }
+    result = rt_mb_detach(&test_static_mb);
+    if (result != RT_EOK)
+    {
+        uassert_false(1);
+    }
+
+    result = rt_mb_init(&test_static_mb, "mbt", &mb_pool[0], sizeof(mb_pool) / 4, RT_IPC_FLAG_PRIO);
+    if (result != RT_EOK)
+    {
+        uassert_false(1);
+    }
+    result = rt_mb_detach(&test_static_mb);
+    if (result != RT_EOK)
+    {
+        uassert_false(1);
+    }
+
+    uassert_true(1);
+}
+
+static void test_mailbox_create(void)
+{
+    rt_err_t result;
+
+    test_dynamic_mb = rt_mb_create("test_dynamic_mb", sizeof(mb_pool) / 4, RT_IPC_FLAG_FIFO);
+    if (test_dynamic_mb == RT_NULL)
+    {
+        uassert_false(1);
+    }
+    result = rt_mb_delete(test_dynamic_mb);
+    if (result != RT_EOK)
+    {
+        uassert_false(1);
+    }
+
+    test_dynamic_mb = rt_mb_create("test_dynamic_mb", sizeof(mb_pool) / 4, RT_IPC_FLAG_PRIO);
+    if (test_dynamic_mb == RT_NULL)
+    {
+        uassert_false(1);
+    }
+    result = rt_mb_delete(test_dynamic_mb);
+    if (result != RT_EOK)
+    {
+        uassert_false(1);
+    }
+
+    uassert_true(1);
+}
+
+static void test_mailbox_delete(void)
+{
+    rt_err_t result;
+
+    test_dynamic_mb = rt_mb_create("test_dynamic_mb", sizeof(mb_pool) / 4, RT_IPC_FLAG_FIFO);
+    if (test_dynamic_mb == RT_NULL)
+    {
+        uassert_false(1);
+    }
+    result = rt_mb_delete(test_dynamic_mb);
+    if (result != RT_EOK)
+    {
+        uassert_false(1);
+    }
+
+    test_dynamic_mb = rt_mb_create("test_dynamic_mb", sizeof(mb_pool) / 4, RT_IPC_FLAG_PRIO);
+    if (test_dynamic_mb == RT_NULL)
+    {
+        uassert_false(1);
+    }
+    result = rt_mb_delete(test_dynamic_mb);
+    if (result != RT_EOK)
+    {
+        uassert_false(1);
+    }
+
+    uassert_true(1);
+}
+
+static void thread2_send_static_mb(void *arg)
+{
+    rt_err_t res = RT_EOK;
+
+    res = rt_mb_send(&test_static_mb, (rt_ubase_t)&mb_send_str1);
+    if (res != RT_EOK)
+    {
+        uassert_false(1);
+    }
+    rt_thread_mdelay(100);
+
+    res = rt_mb_send_wait(&test_static_mb, (rt_ubase_t)&mb_send_str2, 10);
+    if (res != RT_EOK)
+    {
+        uassert_false(1);
+    }
+    rt_thread_mdelay(100);
+
+    res = rt_mb_urgent(&test_static_mb, (rt_ubase_t)&mb_send_str3);
+    if (res != RT_EOK)
+    {
+        uassert_false(1);
+    }
+
+    static_mb_send_thread_finish = 1;
+}
+
+static void thread1_recv_static_mb(void *arg)
+{
+    rt_err_t result = RT_EOK;
+
+    result = rt_mb_recv(&test_static_mb, (rt_ubase_t *)&mb_recv_str1, RT_WAITING_FOREVER);
+    if (result != RT_EOK || rt_strcmp((const char *)mb_recv_str1, (const char *)mb_send_str1) != 0)
+    {
+        uassert_false(1);
+    }
+
+    result = rt_mb_recv(&test_static_mb, (rt_ubase_t *)&mb_recv_str2, RT_WAITING_FOREVER);
+    if (result != RT_EOK || rt_strcmp((const char *)mb_recv_str2, (const char *)mb_send_str2) != 0)
+    {
+        uassert_false(1);
+    }
+
+    result = rt_mb_recv(&test_static_mb, (rt_ubase_t *)&mb_recv_str3, RT_WAITING_FOREVER);
+    if (result != RT_EOK || rt_strcmp((const char *)mb_recv_str3, (const char *)mb_send_str3) != 0)
+    {
+        uassert_false(1);
+    }
+
+    static_mb_recv_thread_finish = 1;
+}
+
+static void test_static_mailbox_send_recv(void)
+{
+    rt_err_t result;
+
+    result = rt_mb_init(&test_static_mb, "mbt", &mb_pool[0], sizeof(mb_pool) / 4, RT_IPC_FLAG_FIFO);
+    if (result != RT_EOK)
+    {
+        uassert_false(1);
+    }
+
+    rt_thread_init(&thread1,
+                   "thread1",
+                   thread1_recv_static_mb,
+                   RT_NULL,
+                   &thread1_stack[0],
+                   sizeof(thread1_stack),
+                   THREAD_PRIORITY - 1, THREAD_TIMESLICE);
+    rt_thread_startup(&thread1);
+
+    rt_thread_init(&thread2,
+                   "thread2",
+                   thread2_send_static_mb,
+                   RT_NULL,
+                   &thread2_stack[0],
+                   sizeof(thread2_stack),
+                   THREAD_PRIORITY, THREAD_TIMESLICE);
+    rt_thread_startup(&thread2);
+
+    while (static_mb_recv_thread_finish != 1 || static_mb_send_thread_finish != 1)
+    {
+        rt_thread_delay(1);
+    }
+
+    if (rt_mb_detach(&test_static_mb) != RT_EOK)
+    {
+        uassert_false(1);
+    }
+
+    uassert_true(1);
+}
+
+static void thread4_send_dynamic_mb(void *arg)
+{
+    rt_err_t res = RT_EOK;
+
+    res = rt_mb_send(test_dynamic_mb, (rt_ubase_t)&mb_send_str1);
+    if (res != RT_EOK)
+    {
+        uassert_false(1);
+    }
+    rt_thread_mdelay(100);
+
+    res = rt_mb_send_wait(test_dynamic_mb, (rt_ubase_t)&mb_send_str2, 10);
+    if (res != RT_EOK)
+    {
+        uassert_false(1);
+    }
+    rt_thread_mdelay(100);
+
+    res = rt_mb_urgent(test_dynamic_mb, (rt_ubase_t)&mb_send_str3);
+    if (res != RT_EOK)
+    {
+        uassert_false(1);
+    }
+
+    dynamic_mb_send_thread_finish = 1;
+}
+
+static void thread3_recv_dynamic_mb(void *arg)
+{
+    rt_err_t result = RT_EOK;
+
+    result = rt_mb_recv(test_dynamic_mb, (rt_ubase_t *)&mb_recv_str1, RT_WAITING_FOREVER);
+    if (result != RT_EOK || rt_strcmp((const char *)mb_recv_str1, (const char *)mb_send_str1) != 0)
+    {
+        uassert_false(1);
+    }
+
+    result = rt_mb_recv(test_dynamic_mb, (rt_ubase_t *)&mb_recv_str2, RT_WAITING_FOREVER);
+    if (result != RT_EOK || rt_strcmp((const char *)mb_recv_str2, (const char *)mb_send_str2) != 0)
+    {
+        uassert_false(1);
+    }
+
+    result = rt_mb_recv(test_dynamic_mb, (rt_ubase_t *)&mb_recv_str3, RT_WAITING_FOREVER);
+    if (result != RT_EOK || rt_strcmp((const char *)mb_recv_str3, (const char *)mb_send_str3) != 0)
+    {
+        uassert_false(1);
+    }
+
+    dynamic_mb_recv_thread_finish = 1;
+}
+
+static void test_dynamic_mailbox_send_recv(void)
+{
+    test_dynamic_mb = rt_mb_create("mbt", sizeof(mb_pool) / 4, RT_IPC_FLAG_FIFO);
+    if (test_dynamic_mb == RT_NULL)
+    {
+        uassert_false(1);
+    }
+
+    mb_recv = rt_thread_create("mb_recv_thread",
+                                thread3_recv_dynamic_mb,
+                                RT_NULL,
+                                UTEST_THR_STACK_SIZE,
+                                THREAD_PRIORITY - 1,
+                                THREAD_TIMESLICE);
+    if (mb_recv == RT_NULL)
+    {
+        uassert_false(1);
+    }
+    rt_thread_startup(mb_recv);
+
+    mb_send = rt_thread_create("mb_send_thread",
+                                thread4_send_dynamic_mb,
+                                RT_NULL,
+                                UTEST_THR_STACK_SIZE,
+                                THREAD_PRIORITY - 1,
+                                THREAD_TIMESLICE);
+    if (mb_send == RT_NULL)
+    {
+        uassert_false(1);
+    }
+    rt_thread_startup(mb_send);
+
+    while (dynamic_mb_recv_thread_finish != 1 || dynamic_mb_send_thread_finish != 1)
+    {
+        rt_thread_delay(1);
+    }
+
+    if (rt_mb_delete(test_dynamic_mb) != RT_EOK)
+    {
+        uassert_false(1);
+    }
+
+    uassert_true(1);
+}
+
+static rt_err_t utest_tc_init(void)
+{
+    return RT_EOK;
+}
+
+static rt_err_t utest_tc_cleanup(void)
+{
+    return RT_EOK;
+}
+
+static void testcase(void)
+{
+    UTEST_UNIT_RUN(test_mailbox_init);
+    UTEST_UNIT_RUN(test_mailbox_deatch);
+    UTEST_UNIT_RUN(test_mailbox_create);
+    UTEST_UNIT_RUN(test_mailbox_delete);
+    UTEST_UNIT_RUN(test_static_mailbox_send_recv);
+    UTEST_UNIT_RUN(test_dynamic_mailbox_send_recv);
+}
+UTEST_TC_EXPORT(testcase, "src.ipc.mailbox_tc", utest_tc_init, utest_tc_cleanup, 60);

RT_Thread/examples/utest/testcases/kernel/mem_tc.c

@@ -0,0 +1,585 @@
+/*
+ * Copyright (c) 2006-2021, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2021-10-14     tyx          the first version
+ */
+
+#include <rtthread.h>
+#include <stdlib.h>
+#include "utest.h"
+
+struct rt_small_mem_item
+{
+    rt_ubase_t              pool_ptr;         /**< small memory object addr */
+    rt_size_t               next;             /**< next free item */
+    rt_size_t               prev;             /**< prev free item */
+#ifdef RT_USING_MEMTRACE
+#ifdef ARCH_CPU_64BIT
+    rt_uint8_t              thread[8];       /**< thread name */
+#else
+    rt_uint8_t              thread[4];       /**< thread name */
+#endif /* ARCH_CPU_64BIT */
+#endif /* RT_USING_MEMTRACE */
+};
+
+struct rt_small_mem
+{
+    struct rt_memory            parent;                 /**< inherit from rt_memory */
+    rt_uint8_t                 *heap_ptr;               /**< pointer to the heap */
+    struct rt_small_mem_item   *heap_end;
+    struct rt_small_mem_item   *lfree;
+    rt_size_t                   mem_size_aligned;       /**< aligned memory size */
+};
+
+#define MEM_SIZE(_heap, _mem)      \
+    (((struct rt_small_mem_item *)(_mem))->next - ((rt_ubase_t)(_mem) - \
+    (rt_ubase_t)((_heap)->heap_ptr)) - RT_ALIGN(sizeof(struct rt_small_mem_item), RT_ALIGN_SIZE))
+
+#define TEST_MEM_SIZE 1024
+
+static rt_size_t max_block(struct rt_small_mem *heap)
+{
+    struct rt_small_mem_item *mem;
+    rt_size_t max = 0, size;
+
+    for (mem = (struct rt_small_mem_item *)heap->heap_ptr;
+         mem != heap->heap_end;
+         mem = (struct rt_small_mem_item *)&heap->heap_ptr[mem->next])
+    {
+        if (((rt_ubase_t)mem->pool_ptr & 0x1) == 0)
+        {
+            size = MEM_SIZE(heap, mem);
+            if (size > max)
+            {
+                max = size;
+            }
+        }
+    }
+    return max;
+}
+
+static int _mem_cmp(void *ptr, rt_uint8_t v, rt_size_t size)
+{
+    while (size-- != 0)
+    {
+        if (*(rt_uint8_t *)ptr != v)
+            return *(rt_uint8_t *)ptr - v;
+    }
+    return 0;
+}
+
+struct mem_test_context
+{
+    void *ptr;
+    rt_size_t size;
+    rt_uint8_t magic;
+};
+
+static void mem_functional_test(void)
+{
+    rt_size_t total_size;
+    rt_uint8_t *buf;
+    struct rt_small_mem *heap;
+    rt_uint8_t magic = __LINE__;
+
+    /* Prepare test memory */
+    buf = rt_malloc(TEST_MEM_SIZE);
+    uassert_not_null(buf);
+    uassert_int_equal(RT_ALIGN((rt_ubase_t)buf, RT_ALIGN_SIZE), (rt_ubase_t)buf);
+    rt_memset(buf, 0xAA, TEST_MEM_SIZE);
+    /* small heap init */
+    heap = (struct rt_small_mem *)rt_smem_init("mem_tc", buf, TEST_MEM_SIZE);
+    /* get total size */
+    total_size = max_block(heap);
+    uassert_int_not_equal(total_size, 0);
+    /*
+     * Allocate all memory at a time and test whether
+     * the memory allocation release function is effective
+     */
+    {
+        struct mem_test_context ctx;
+        ctx.magic = magic++;
+        ctx.size = max_block(heap);
+        ctx.ptr = rt_smem_alloc(&heap->parent, ctx.size);
+        uassert_not_null(ctx.ptr);
+        rt_memset(ctx.ptr, ctx.magic, ctx.size);
+        uassert_int_equal(_mem_cmp(ctx.ptr, ctx.magic, ctx.size), 0);
+        rt_smem_free(ctx.ptr);
+        uassert_int_equal(max_block(heap), total_size);
+    }
+    /*
+     * Apply for memory release sequentially and
+     * test whether memory block merging is effective
+     */
+    {
+        rt_size_t i, max_free = 0;
+        struct mem_test_context ctx[3];
+        /* alloc mem */
+        for (i = 0; i < sizeof(ctx) / sizeof(ctx[0]); i++)
+        {
+            ctx[i].magic = magic++;
+            ctx[i].size = max_block(heap) / (sizeof(ctx) / sizeof(ctx[0]) - i);
+            ctx[i].ptr = rt_smem_alloc(&heap->parent, ctx[i].size);
+            uassert_not_null(ctx[i].ptr);
+            rt_memset(ctx[i].ptr, ctx[i].magic, ctx[i].size);
+        }
+        /* All memory has been applied. The remaining memory should be 0 */
+        uassert_int_equal(max_block(heap), 0);
+        /* Verify that the memory data is correct */
+        for (i = 0; i < sizeof(ctx) / sizeof(ctx[0]); i++)
+        {
+            uassert_int_equal(_mem_cmp(ctx[i].ptr, ctx[i].magic, ctx[i].size), 0);
+        }
+        /* Sequential memory release */
+        for (i = 0; i < sizeof(ctx) / sizeof(ctx[0]); i++)
+        {
+            uassert_int_equal(_mem_cmp(ctx[i].ptr, ctx[i].magic, ctx[i].size), 0);
+            rt_smem_free(ctx[i].ptr);
+            max_free += ctx[i].size;
+            uassert_true(max_block(heap) >= max_free);
+        }
+        /* Check whether the memory is fully merged */
+        uassert_int_equal(max_block(heap), total_size);
+    }
+    /*
+     * Apply for memory release at an interval to
+     * test whether memory block merging is effective
+     */
+    {
+        rt_size_t i, max_free = 0;
+        struct mem_test_context ctx[3];
+        /* alloc mem */
+        for (i = 0; i < sizeof(ctx) / sizeof(ctx[0]); i++)
+        {
+            ctx[i].magic = magic++;
+            ctx[i].size = max_block(heap) / (sizeof(ctx) / sizeof(ctx[0]) - i);
+            ctx[i].ptr = rt_smem_alloc(&heap->parent, ctx[i].size);
+            uassert_not_null(ctx[i].ptr);
+            rt_memset(ctx[i].ptr, ctx[i].magic, ctx[i].size);
+        }
+        /* All memory has been applied. The remaining memory should be 0 */
+        uassert_int_equal(max_block(heap), 0);
+        /* Verify that the memory data is correct */
+        for (i = 0; i < sizeof(ctx) / sizeof(ctx[0]); i++)
+        {
+            uassert_int_equal(_mem_cmp(ctx[i].ptr, ctx[i].magic, ctx[i].size), 0);
+        }
+        /* Release even address */
+        for (i = 0; i < sizeof(ctx) / sizeof(ctx[0]); i++)
+        {
+            if (i % 2 == 0)
+            {
+                uassert_int_equal(_mem_cmp(ctx[i].ptr, ctx[i].magic, ctx[i].size), 0);
+                rt_smem_free(ctx[i].ptr);
+                uassert_true(max_block(heap) >= ctx[0].size);
+            }
+        }
+        /* Release odd addresses and merge memory blocks */
+        for (i = 0; i < sizeof(ctx) / sizeof(ctx[0]); i++)
+        {
+            if (i % 2 != 0)
+            {
+                uassert_int_equal(_mem_cmp(ctx[i].ptr, ctx[i].magic, ctx[i].size), 0);
+                rt_smem_free(ctx[i].ptr);
+                max_free += ctx[i - 1].size + ctx[i + 1].size;
+                uassert_true(max_block(heap) >= max_free);
+            }
+        }
+        /* Check whether the memory is fully merged */
+        uassert_int_equal(max_block(heap), total_size);
+    }
+    /* mem realloc test,Small - > Large */
+    {
+        /* Request a piece of memory for subsequent reallocation operations */
+        struct mem_test_context ctx[3];
+        ctx[0].magic = magic++;
+        ctx[0].size = max_block(heap) / 3;
+        ctx[0].ptr = rt_smem_alloc(&heap->parent, ctx[0].size);
+        uassert_not_null(ctx[0].ptr);
+        rt_memset(ctx[0].ptr, ctx[0].magic, ctx[0].size);
+        /* Apply for a small piece of memory and split the continuous memory */
+        ctx[1].magic = magic++;
+        ctx[1].size = RT_ALIGN_SIZE;
+        ctx[1].ptr = rt_smem_alloc(&heap->parent, ctx[1].size);
+        uassert_not_null(ctx[1].ptr);
+        rt_memset(ctx[1].ptr, ctx[1].magic, ctx[1].size);
+        /* Check whether the maximum memory block is larger than the first piece of memory */
+        uassert_true(max_block(heap) > ctx[0].size);
+        /* Reallocate the first piece of memory */
+        ctx[2].magic = magic++;
+        ctx[2].size = max_block(heap);
+        ctx[2].ptr = rt_smem_realloc(&heap->parent, ctx[0].ptr, ctx[2].size);
+        uassert_not_null(ctx[2].ptr);
+        uassert_int_not_equal(ctx[0].ptr, ctx[2].ptr);
+        uassert_int_equal(_mem_cmp(ctx[2].ptr, ctx[0].magic, ctx[0].size), 0);
+        rt_memset(ctx[2].ptr, ctx[2].magic, ctx[2].size);
+        /* Free the second piece of memory */
+        uassert_int_equal(_mem_cmp(ctx[1].ptr, ctx[1].magic, ctx[1].size), 0);
+        rt_smem_free(ctx[1].ptr);
+        /* Free reallocated memory */
+        uassert_int_equal(_mem_cmp(ctx[2].ptr, ctx[2].magic, ctx[2].size), 0);
+        rt_smem_free(ctx[2].ptr);
+        /* Check memory integrity */
+        uassert_int_equal(max_block(heap), total_size);
+    }
+    /* mem realloc test,Large - > Small */
+    {
+        rt_size_t max_free;
+        struct mem_test_context ctx;
+        /* alloc a piece of memory */
+        ctx.magic = magic++;
+        ctx.size = max_block(heap) / 2;
+        ctx.ptr = rt_smem_alloc(&heap->parent, ctx.size);
+        uassert_not_null(ctx.ptr);
+        rt_memset(ctx.ptr, ctx.magic, ctx.size);
+        uassert_int_equal(_mem_cmp(ctx.ptr, ctx.magic, ctx.size), 0);
+        /* Get remaining memory */
+        max_free = max_block(heap);
+        /* Change memory size */
+        ctx.size = ctx.size / 2;
+        uassert_int_equal((rt_ubase_t)rt_smem_realloc(&heap->parent, ctx.ptr, ctx.size), (rt_ubase_t)ctx.ptr);
+        /* Get remaining size */
+        uassert_true(max_block(heap) > max_free);
+        /* Free memory */
+        uassert_int_equal(_mem_cmp(ctx.ptr, ctx.magic, ctx.size), 0);
+        rt_smem_free(ctx.ptr);
+        /* Check memory integrity */
+        uassert_int_equal(max_block(heap), total_size);
+    }
+    /* mem realloc test,equal */
+    {
+        rt_size_t max_free;
+        struct mem_test_context ctx;
+        /* alloc a piece of memory */
+        ctx.magic = magic++;
+        ctx.size = max_block(heap) / 2;
+        ctx.ptr = rt_smem_alloc(&heap->parent, ctx.size);
+        uassert_not_null(ctx.ptr);
+        rt_memset(ctx.ptr, ctx.magic, ctx.size);
+        uassert_int_equal(_mem_cmp(ctx.ptr, ctx.magic, ctx.size), 0);
+        /* Get remaining memory */
+        max_free = max_block(heap);
+        /* Do not change memory size */
+        uassert_int_equal((rt_ubase_t)rt_smem_realloc(&heap->parent, ctx.ptr, ctx.size), (rt_ubase_t)ctx.ptr);
+        /* Get remaining size */
+        uassert_true(max_block(heap) == max_free);
+        /* Free memory */
+        uassert_int_equal(_mem_cmp(ctx.ptr, ctx.magic, ctx.size), 0);
+        rt_smem_free(ctx.ptr);
+        /* Check memory integrity */
+        uassert_int_equal(max_block(heap), total_size);
+    }
+    /* small heap deinit */
+    rt_smem_detach(&heap->parent);
+    /* release test resources */
+    rt_free(buf);
+}
+
+struct mem_alloc_context
+{
+    rt_list_t node;
+    rt_size_t size;
+    rt_uint8_t magic;
+};
+
+struct mem_alloc_head
+{
+    rt_list_t list;
+    rt_size_t count;
+    rt_tick_t start;
+    rt_tick_t end;
+    rt_tick_t interval;
+};
+
+#define MEM_RANG_ALLOC_BLK_MIN  2
+#define MEM_RANG_ALLOC_BLK_MAX  5
+#define MEM_RANG_ALLOC_TEST_TIME 5
+
+static void mem_alloc_test(void)
+{
+    struct mem_alloc_head head;
+    rt_uint8_t *buf;
+    struct rt_small_mem *heap;
+    rt_size_t total_size, size;
+    struct mem_alloc_context *ctx;
+
+    /* init */
+    rt_list_init(&head.list);
+    head.count = 0;
+    head.start = rt_tick_get();
+    head.end = rt_tick_get() + rt_tick_from_millisecond(MEM_RANG_ALLOC_TEST_TIME * 1000);
+    head.interval = (head.end - head.start) / 20;
+    buf = rt_malloc(TEST_MEM_SIZE);
+    uassert_not_null(buf);
+    uassert_int_equal(RT_ALIGN((rt_ubase_t)buf, RT_ALIGN_SIZE), (rt_ubase_t)buf);
+    rt_memset(buf, 0xAA, TEST_MEM_SIZE);
+    heap =  (struct rt_small_mem *)rt_smem_init("mem_tc", buf, TEST_MEM_SIZE);
+    total_size = max_block(heap);
+    uassert_int_not_equal(total_size, 0);
+    /* test run */
+    while (head.end - head.start < RT_TICK_MAX / 2)
+    {
+        if (rt_tick_get() - head.start >= head.interval)
+        {
+            head.start = rt_tick_get();
+            rt_kprintf("#");
+        }
+        /* %60 probability to perform alloc operation */
+        if (rand() % 10 >= 4)
+        {
+            size = rand() % MEM_RANG_ALLOC_BLK_MAX + MEM_RANG_ALLOC_BLK_MIN;
+            size *= sizeof(struct mem_alloc_context);
+            ctx = rt_smem_alloc(&heap->parent, size);
+            if (ctx == RT_NULL)
+            {
+                if (head.count == 0)
+                {
+                    break;
+                }
+                size = head.count / 2;
+                while (size != head.count)
+                {
+                    ctx = rt_list_first_entry(&head.list, struct mem_alloc_context, node);
+                    rt_list_remove(&ctx->node);
+                    if (ctx->size > sizeof(*ctx))
+                    {
+                        if (_mem_cmp(&ctx[1], ctx->magic, ctx->size - sizeof(*ctx)) != 0)
+                        {
+                            uassert_true(0);
+                        }
+                    }
+                    rt_memset(ctx, 0xAA, ctx->size);
+                    rt_smem_free(ctx);
+                    head.count --;
+                }
+                continue;
+            }
+            if (RT_ALIGN((rt_ubase_t)ctx, RT_ALIGN_SIZE) != (rt_ubase_t)ctx)
+            {
+                uassert_int_equal(RT_ALIGN((rt_ubase_t)ctx, RT_ALIGN_SIZE), (rt_ubase_t)ctx);
+            }
+            rt_memset(ctx, 0, size);
+            rt_list_init(&ctx->node);
+            ctx->size = size;
+            ctx->magic = rand() & 0xff;
+            if (ctx->size > sizeof(*ctx))
+            {
+                rt_memset(&ctx[1], ctx->magic, ctx->size - sizeof(*ctx));
+            }
+            rt_list_insert_after(&head.list, &ctx->node);
+            head.count += 1;
+        }
+        else
+        {
+            if (!rt_list_isempty(&head.list))
+            {
+                ctx = rt_list_first_entry(&head.list, struct mem_alloc_context, node);
+                rt_list_remove(&ctx->node);
+                if (ctx->size > sizeof(*ctx))
+                {
+                    if (_mem_cmp(&ctx[1], ctx->magic, ctx->size - sizeof(*ctx)) != 0)
+                    {
+                        uassert_true(0);
+                    }
+                }
+                rt_memset(ctx, 0xAA, ctx->size);
+                rt_smem_free(ctx);
+                head.count --;
+            }
+        }
+    }
+    while (!rt_list_isempty(&head.list))
+    {
+        ctx = rt_list_first_entry(&head.list, struct mem_alloc_context, node);
+        rt_list_remove(&ctx->node);
+        if (ctx->size > sizeof(*ctx))
+        {
+            if (_mem_cmp(&ctx[1], ctx->magic, ctx->size - sizeof(*ctx)) != 0)
+            {
+                uassert_true(0);
+            }
+        }
+        rt_memset(ctx, 0xAA, ctx->size);
+        rt_smem_free(ctx);
+        head.count --;
+    }
+    uassert_int_equal(head.count, 0);
+    uassert_int_equal(max_block(heap), total_size);
+    /* small heap deinit */
+    rt_smem_detach(&heap->parent);
+    /* release test resources */
+    rt_free(buf);
+}
+
+#define MEM_RANG_REALLOC_BLK_MIN  0
+#define MEM_RANG_REALLOC_BLK_MAX  5
+#define MEM_RANG_REALLOC_TEST_TIME 5
+
+struct mem_realloc_context
+{
+    rt_size_t size;
+    rt_uint8_t magic;
+};
+
+struct mem_realloc_head
+{
+    struct mem_realloc_context **ctx_tab;
+    rt_size_t count;
+    rt_tick_t start;
+    rt_tick_t end;
+    rt_tick_t interval;
+};
+
+static void mem_realloc_test(void)
+{
+    struct mem_realloc_head head;
+    rt_uint8_t *buf;
+    struct rt_small_mem *heap;
+    rt_size_t total_size, size, idx;
+    struct mem_realloc_context *ctx;
+    int res;
+
+    size = RT_ALIGN(sizeof(struct mem_realloc_context), RT_ALIGN_SIZE) + RT_ALIGN_SIZE;
+    size = TEST_MEM_SIZE / size;
+    /* init */
+    head.ctx_tab = RT_NULL;
+    head.count = size;
+    head.start = rt_tick_get();
+    head.end = rt_tick_get() + rt_tick_from_millisecond(MEM_RANG_ALLOC_TEST_TIME * 1000);
+    head.interval = (head.end - head.start) / 20;
+    buf = rt_malloc(TEST_MEM_SIZE);
+    uassert_not_null(buf);
+    uassert_int_equal(RT_ALIGN((rt_ubase_t)buf, RT_ALIGN_SIZE), (rt_ubase_t)buf);
+    rt_memset(buf, 0xAA, TEST_MEM_SIZE);
+    heap =  (struct rt_small_mem *)rt_smem_init("mem_tc", buf, TEST_MEM_SIZE);
+    total_size = max_block(heap);
+    uassert_int_not_equal(total_size, 0);
+    /* init ctx tab */
+    size = head.count * sizeof(struct mem_realloc_context *);
+    head.ctx_tab = rt_smem_alloc(&heap->parent, size);
+    uassert_not_null(head.ctx_tab);
+    rt_memset(head.ctx_tab, 0, size);
+    /* test run */
+    while (head.end - head.start < RT_TICK_MAX / 2)
+    {
+        if (rt_tick_get() - head.start >= head.interval)
+        {
+            head.start = rt_tick_get();
+            rt_kprintf("#");
+        }
+        size = rand() % MEM_RANG_ALLOC_BLK_MAX + MEM_RANG_ALLOC_BLK_MIN;
+        size *= sizeof(struct mem_realloc_context);
+        idx = rand() % head.count;
+        ctx = rt_smem_realloc(&heap->parent, head.ctx_tab[idx], size);
+        if (ctx == RT_NULL)
+        {
+            if (size == 0)
+            {
+                if (head.ctx_tab[idx])
+                {
+                    head.ctx_tab[idx] = RT_NULL;
+                }
+            }
+            else
+            {
+                for (idx = 0; idx < head.count; idx++)
+                {
+                    ctx = head.ctx_tab[idx];
+                    if (rand() % 2 && ctx)
+                    {
+                        if (ctx->size > sizeof(*ctx))
+                        {
+                            res = _mem_cmp(&ctx[1], ctx->magic, ctx->size - sizeof(*ctx));
+                            if (res != 0)
+                            {
+                                uassert_int_equal(res, 0);
+                            }
+                        }
+                        rt_memset(ctx, 0xAA, ctx->size);
+                        rt_smem_realloc(&heap->parent, ctx, 0);
+                        head.ctx_tab[idx] = RT_NULL;
+                    }
+                }
+            }
+            continue;
+        }
+        /* check mem */
+        if (head.ctx_tab[idx] != RT_NULL)
+        {
+            res = 0;
+            if (ctx->size < size)
+            {
+                if (ctx->size > sizeof(*ctx))
+                {
+                    res = _mem_cmp(&ctx[1], ctx->magic, ctx->size - sizeof(*ctx));
+                }
+            }
+            else
+            {
+                if (size > sizeof(*ctx))
+                {
+                    res = _mem_cmp(&ctx[1], ctx->magic, size - sizeof(*ctx));
+                }
+            }
+            if (res != 0)
+            {
+                uassert_int_equal(res, 0);
+            }
+        }
+        /* init mem */
+        ctx->magic = rand() & 0xff;
+        ctx->size = size;
+        if (ctx->size > sizeof(*ctx))
+        {
+            rt_memset(&ctx[1], ctx->magic, ctx->size - sizeof(*ctx));
+        }
+        head.ctx_tab[idx] = ctx;
+    }
+    /* free all mem */
+    for (idx = 0; idx < head.count; idx++)
+    {
+        ctx = head.ctx_tab[idx];
+        if (ctx == RT_NULL)
+        {
+            continue;
+        }
+        if (ctx->size > sizeof(*ctx))
+        {
+            res = _mem_cmp(&ctx[1], ctx->magic, ctx->size - sizeof(*ctx));
+            if (res != 0)
+            {
+                uassert_int_equal(res, 0);
+            }
+        }
+        rt_memset(ctx, 0xAA, ctx->size);
+        rt_smem_realloc(&heap->parent, ctx, 0);
+        head.ctx_tab[idx] = RT_NULL;
+    }
+    uassert_int_not_equal(max_block(heap), total_size);
+    /* small heap deinit */
+    rt_smem_detach(&heap->parent);
+    /* release test resources */
+    rt_free(buf);
+}
+
+static rt_err_t utest_tc_init(void)
+{
+    return RT_EOK;
+}
+
+static rt_err_t utest_tc_cleanup(void)
+{
+    return RT_EOK;
+}
+
+static void testcase(void)
+{
+    UTEST_UNIT_RUN(mem_functional_test);
+    UTEST_UNIT_RUN(mem_alloc_test);
+    UTEST_UNIT_RUN(mem_realloc_test);
+}
+UTEST_TC_EXPORT(testcase, "testcases.kernel.mem_tc", utest_tc_init, utest_tc_cleanup, 20);

RT_Thread/examples/utest/testcases/kernel/memheap_tc.c

@@ -0,0 +1,97 @@
+/*
+ * Copyright (c) 2006-2019, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2019-01-16     flybreak     the first version
+ */
+
+#include <rtthread.h>
+#include <stdlib.h>
+#include "utest.h"
+
+#define HEAP_SIZE        (64 * 1024)
+#define HEAP_ALIGN       (4)
+#define SLICE_NUM        (40)
+#define TEST_TIMES       (100000)
+#define HEAP_NAME        "heap1"
+#define SLICE_SIZE_MAX   (HEAP_SIZE/SLICE_NUM)
+
+static void memheap_test(void)
+{
+    struct rt_memheap heap1;
+    void * ptr_start;
+    void *ptr[SLICE_NUM];
+    int i, cnt = 0;
+
+    /* init heap */
+    ptr_start = rt_malloc_align(HEAP_SIZE, HEAP_ALIGN);
+    if (ptr_start == RT_NULL)
+    {
+        rt_kprintf("totle size too big,can not malloc memory!");
+        return;
+    }
+
+    rt_memheap_init(&heap1, HEAP_NAME, ptr_start, HEAP_SIZE);
+
+    /* test start */
+    for (i = 0; i < SLICE_NUM; i++)
+    {
+        ptr[i] = 0;
+    }
+    /* test alloc */
+    for (i = 0; i < SLICE_NUM; i++)
+    {
+        rt_uint32_t slice_size = rand() % SLICE_SIZE_MAX;
+        ptr[i] = rt_memheap_alloc(&heap1, slice_size);
+    }
+    /* test realloc */
+    while (cnt < TEST_TIMES)
+    {
+        rt_uint32_t slice_size = rand() % SLICE_SIZE_MAX;
+        rt_uint32_t ptr_index = rand() % SLICE_NUM;
+        rt_uint32_t operation = rand() % 2;
+
+        if (ptr[ptr_index])
+        {
+            if (operation == 0) /* free and malloc */
+            {
+                rt_memheap_free(ptr[ptr_index]);
+                ptr[ptr_index] = rt_memheap_alloc(&heap1, slice_size);
+            }
+            else /* realloc */
+            {
+                ptr[ptr_index] = rt_memheap_realloc(&heap1, ptr[ptr_index], slice_size);
+            }
+        }
+        cnt ++;
+        if (cnt % (TEST_TIMES / 10) == 0)
+        {
+            rt_kprintf(">");
+        }
+    }
+
+    rt_kprintf("test OK!\n");
+
+    /* test end */
+    rt_memheap_detach(&heap1);
+    rt_free_align((void *)ptr_start);
+}
+
+static rt_err_t utest_tc_init(void)
+{
+    return RT_EOK;
+}
+
+static rt_err_t utest_tc_cleanup(void)
+{
+    return RT_EOK;
+}
+
+static void testcase(void)
+{
+    UTEST_UNIT_RUN(memheap_test);
+}
+UTEST_TC_EXPORT(testcase, "testcases.kernel.memheap_tc", utest_tc_init, utest_tc_cleanup, 10);

RT_Thread/examples/utest/testcases/kernel/messagequeue_tc.c

@@ -0,0 +1,234 @@
+/*
+ * Copyright (c) 2006-2021, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2021-08-28     Sherman      the first version
+ * 2023-09-15     xqyjlj       change stack size in cpu64
+ *                             fix in smp
+ */
+
+#include <rtthread.h>
+#include "utest.h"
+
+#define THREAD_STACKSIZE UTEST_THR_STACK_SIZE
+
+#define MSG_SIZE    4
+#define MAX_MSGS    5
+
+static struct rt_messagequeue static_mq;
+static rt_uint8_t mq_buf[RT_MQ_BUF_SIZE(MSG_SIZE, MAX_MSGS)];
+
+static struct rt_thread mq_send_thread;
+static struct rt_thread mq_recv_thread;
+static rt_uint8_t mq_send_stack[UTEST_THR_STACK_SIZE];
+static rt_uint8_t mq_recv_stack[UTEST_THR_STACK_SIZE];
+
+static struct rt_event finish_e;
+#define MQSEND_FINISH   0x01
+#define MQRECV_FINIHS   0x02
+
+#ifdef RT_USING_HEAP
+static rt_mq_t dynamic_mq;
+#endif /* RT_USING_HEAP */
+
+static void test_mq_init(void)
+{
+    rt_err_t ret;
+    ret = rt_mq_init(&static_mq,"testmq1", mq_buf, MSG_SIZE, sizeof(mq_buf), RT_IPC_FLAG_FIFO);
+    uassert_true(ret == RT_EOK);
+}
+
+static void test_mq_create(void)
+{
+#ifdef RT_USING_HEAP
+    dynamic_mq = rt_mq_create("testmq2", MSG_SIZE, MAX_MSGS, RT_IPC_FLAG_FIFO);
+    uassert_true(dynamic_mq != RT_NULL);
+#endif /* RT_USING_HEAP */
+}
+
+static void mq_send_case(rt_mq_t testmq)
+{
+    rt_uint32_t send_buf[MAX_MSGS+1] = {0};
+    rt_err_t ret = RT_EOK;
+
+    for (int var = 0; var < MAX_MSGS; ++var)
+    {
+        send_buf[var] = var + 1;
+        ret = rt_mq_send_wait(testmq, &send_buf[var], sizeof(send_buf[0]), RT_WAITING_FOREVER);
+        uassert_true(ret == RT_EOK);
+    }
+    send_buf[MAX_MSGS] = MAX_MSGS + 1;
+    ret = rt_mq_send(testmq, &send_buf[MAX_MSGS], sizeof(send_buf[0]));
+    uassert_true(ret == -RT_EFULL);
+
+    ret = rt_mq_send_wait(testmq, &send_buf[MAX_MSGS], sizeof(send_buf[0]), RT_WAITING_FOREVER);
+    uassert_true(ret == RT_EOK);
+
+    while (testmq->entry != 0)
+    {
+        rt_thread_delay(100);
+    }
+
+    ret = rt_mq_send(testmq, &send_buf[1], sizeof(send_buf[0]));
+    uassert_true(ret == RT_EOK);
+
+    ret = rt_mq_send(testmq, &send_buf[2], sizeof(send_buf[0]));
+    uassert_true(ret == RT_EOK);
+
+    ret = rt_mq_urgent(testmq, &send_buf[0], sizeof(send_buf[0]));
+    uassert_true(ret == RT_EOK);
+
+    while (testmq->entry != 0)
+    {
+        rt_thread_delay(100);
+    }
+
+#ifdef RT_USING_MESSAGEQUEUE_PRIORITY
+    ret = rt_mq_send_wait_prio(testmq, &send_buf[3], sizeof(send_buf[0]), 3, 0, RT_UNINTERRUPTIBLE);
+    uassert_true(ret == RT_EOK);
+    ret = rt_mq_send_wait_prio(testmq, &send_buf[0], sizeof(send_buf[0]), 0, 0, RT_UNINTERRUPTIBLE);
+    uassert_true(ret == RT_EOK);
+
+    ret = rt_mq_send_wait_prio(testmq, &send_buf[2], sizeof(send_buf[0]), 1, 0, RT_UNINTERRUPTIBLE);
+    uassert_true(ret == RT_EOK);
+    ret = rt_mq_send_wait_prio(testmq, &send_buf[4], sizeof(send_buf[0]), 4, 0, RT_UNINTERRUPTIBLE);
+    uassert_true(ret == RT_EOK);
+    ret = rt_mq_send_wait_prio(testmq, &send_buf[1], sizeof(send_buf[0]), 1, 0, RT_UNINTERRUPTIBLE);
+    uassert_true(ret == RT_EOK);
+
+    while (testmq->entry != 0)
+    {
+        rt_thread_delay(100);
+    }
+#endif
+
+    ret = rt_mq_send(testmq, &send_buf[1], sizeof(send_buf[0]));
+    uassert_true(ret == RT_EOK);
+    ret = rt_mq_control(testmq, RT_IPC_CMD_RESET, RT_NULL);
+    uassert_true(ret == RT_EOK);
+    uassert_true(testmq->entry == 0);
+}
+
+static void mq_send_entry(void *param)
+{
+    mq_send_case(&static_mq);
+
+#ifdef RT_USING_HEAP
+    if(dynamic_mq != RT_NULL)
+    {
+        mq_send_case(dynamic_mq);
+    }
+#endif /* RT_USING_HEAP */
+
+    rt_event_send(&finish_e, MQSEND_FINISH);
+}
+
+static void mq_recv_case(rt_mq_t testmq)
+{
+    rt_uint32_t recv_buf[MAX_MSGS+1] = {0};
+    rt_ssize_t ret = RT_EOK;
+
+    for (int var = 0; var < MAX_MSGS + 1; ++var)
+    {
+        ret = rt_mq_recv(testmq, &recv_buf[var], sizeof(recv_buf[0]), RT_WAITING_FOREVER);
+        uassert_true(ret >= 0);
+        uassert_true(recv_buf[var] == (var + 1));
+    }
+
+    for (int var = 0; var < 3; ++var)
+    {
+        ret = rt_mq_recv(testmq, &recv_buf[var], sizeof(recv_buf[0]), RT_WAITING_FOREVER);
+        uassert_true(ret >= 0);
+        uassert_true(recv_buf[var] == (var + 1));
+    }
+#ifdef RT_USING_MESSAGEQUEUE_PRIORITY
+    rt_int32_t msg_prio;
+    while (testmq->entry == MAX_MSGS)
+    {
+        rt_thread_delay(100);
+    }
+    for (int var = 0; var < MAX_MSGS; ++var)
+    {
+        ret = rt_mq_recv_prio(testmq, &recv_buf[var], sizeof(recv_buf[0]), &msg_prio, RT_WAITING_FOREVER, RT_UNINTERRUPTIBLE);
+        rt_kprintf("msg_prio = %d\r\n", msg_prio);
+        uassert_true(ret >= 0);
+        uassert_true(recv_buf[var] == (MAX_MSGS - var));
+    }
+#endif
+}
+
+static void mq_recv_entry(void *param)
+{
+    mq_recv_case(&static_mq);
+
+#ifdef RT_USING_HEAP
+    if(dynamic_mq != RT_NULL)
+    {
+        mq_recv_case(dynamic_mq);
+    }
+#endif /* RT_USING_HEAP */
+    rt_event_send(&finish_e, MQRECV_FINIHS);
+}
+
+static void test_mq_testcase(void)
+{
+    rt_thread_startup(&mq_send_thread);
+    rt_thread_startup(&mq_recv_thread);
+
+    rt_event_recv(&finish_e, MQSEND_FINISH | MQRECV_FINIHS, RT_EVENT_FLAG_AND, RT_WAITING_FOREVER, RT_NULL);
+}
+
+static void test_mq_detach(void)
+{
+    rt_err_t ret = rt_mq_detach(&static_mq);
+    uassert_true(ret == RT_EOK);
+}
+
+static void test_mq_delete(void)
+{
+#ifdef RT_USING_HEAP
+    rt_err_t ret = rt_mq_delete(dynamic_mq);
+    uassert_true(ret == RT_EOK);
+#endif /* RT_USING_HEAP */
+}
+
+static rt_err_t utest_tc_init(void)
+{
+    rt_err_t ret ;
+    ret = rt_thread_init(&mq_send_thread, "mq_send", mq_send_entry, RT_NULL, mq_send_stack, sizeof(mq_send_stack), 22, 20);
+    if(ret != RT_EOK)
+        return -RT_ERROR;
+
+    ret = rt_thread_init(&mq_recv_thread, "mq_recv", mq_recv_entry, RT_NULL, mq_recv_stack, sizeof(mq_recv_stack), 23, 20);
+    if(ret != RT_EOK)
+        return -RT_ERROR;
+
+#ifdef RT_USING_SMP
+    rt_thread_control(&mq_send_thread, RT_THREAD_CTRL_BIND_CPU, (void *)0);
+    rt_thread_control(&mq_recv_thread, RT_THREAD_CTRL_BIND_CPU, (void *)0);
+#endif
+
+    ret = rt_event_init(&finish_e, "finish", RT_IPC_FLAG_FIFO);
+    if(ret != RT_EOK)
+            return -RT_ERROR;
+
+    return RT_EOK;
+}
+
+static rt_err_t utest_tc_cleanup(void)
+{
+    return RT_EOK;
+}
+
+static void testcase(void)
+{
+    UTEST_UNIT_RUN(test_mq_init);
+    UTEST_UNIT_RUN(test_mq_create);
+    UTEST_UNIT_RUN(test_mq_testcase);
+    UTEST_UNIT_RUN(test_mq_detach);
+    UTEST_UNIT_RUN(test_mq_delete);
+}
+UTEST_TC_EXPORT(testcase, "testcases.kernel.messagequeue_tc", utest_tc_init, utest_tc_cleanup, 1000);

RT_Thread/examples/utest/testcases/kernel/mtsafe_kprint_tc.c

@@ -0,0 +1,68 @@
+/*
+ * Copyright (c) 2006-2023, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2023-12-25     Shell        the first version
+ */
+#include <rtthread.h>
+#include "utest.h"
+
+#define TEST_LOOP_TIMES 20
+
+static struct rt_semaphore _thr_exit_sem;
+
+static void _thread_entry(void *param)
+{
+    for (size_t i = 0; i < TEST_LOOP_TIMES; i++)
+    {
+        rt_kprintf("This is thread %p\n", rt_thread_self());
+        rt_thread_mdelay(1);
+    }
+
+    rt_sem_release(&_thr_exit_sem);
+    return;
+}
+
+#define TEST_THREAD_COUNT 16
+
+static void mtsafe_kprint_tc(void)
+{
+    for (size_t i = 0; i < TEST_THREAD_COUNT; i++)
+    {
+        rt_thread_t new_thread =
+            rt_thread_create(
+                "test",
+                _thread_entry,
+                NULL,
+                UTEST_THR_STACK_SIZE,
+                UTEST_THR_PRIORITY,
+                100);
+        rt_thread_startup(new_thread);
+    }
+
+    for (size_t i = 0; i < TEST_THREAD_COUNT; i++)
+    {
+        rt_sem_take(&_thr_exit_sem, RT_WAITING_FOREVER);
+    }
+}
+
+static rt_err_t utest_tc_init(void)
+{
+    rt_sem_init(&_thr_exit_sem, "test", 0, RT_IPC_FLAG_PRIO);
+    return RT_EOK;
+}
+
+static rt_err_t utest_tc_cleanup(void)
+{
+    rt_sem_detach(&_thr_exit_sem);
+    return RT_EOK;
+}
+
+static void testcase(void)
+{
+    UTEST_UNIT_RUN(mtsafe_kprint_tc);
+}
+UTEST_TC_EXPORT(testcase, "testcases.kernel.mtsafe_kprint", utest_tc_init, utest_tc_cleanup, 10);

RT_Thread/examples/utest/testcases/kernel/mutex_pi_tc.c

@@ -0,0 +1,353 @@
+/*
+ * Copyright (c) 2006-2019, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ */
+#define __RT_IPC_SOURCE__
+
+#include <rtthread.h>
+#include <stdlib.h>
+#include "utest.h"
+
+#ifdef ARCH_CPU_64BIT
+#define THREAD_STACKSIZE 8192
+#else
+#define THREAD_STACKSIZE 4096
+#endif
+
+#define MUTEX_NUM 3
+#define THREAD_NUM 5
+
+static struct rt_mutex _mutex[MUTEX_NUM];
+static volatile int _sync_flag;
+
+static void test_thread_entry(void *para)
+{
+    while (!_sync_flag)
+    {
+        rt_thread_delay(1);
+    }
+
+    rt_ubase_t thread_id = (rt_ubase_t)para;
+    rt_err_t ret;
+    rt_thread_mdelay(50 + thread_id * 100);
+    ret = rt_mutex_take(&_mutex[thread_id % MUTEX_NUM], RT_WAITING_FOREVER);
+    uassert_true(ret == RT_EOK);
+    uassert_true(RT_SCHED_PRIV(rt_thread_self()).current_priority == RT_SCHED_PRIV(rt_thread_self()).init_priority);
+
+    if (thread_id == 1)
+    {
+        rt_thread_mdelay(100); // wait for main thread re-get _mutex[1]
+        uassert_true(RT_SCHED_PRIV(rt_thread_self()).current_priority == 8);
+    }
+
+    ret = rt_mutex_release(&_mutex[thread_id % MUTEX_NUM]);
+    uassert_true(ret == RT_EOK);
+    uassert_true(RT_SCHED_PRIV(rt_thread_self()).current_priority == RT_SCHED_PRIV(rt_thread_self()).init_priority);
+
+    _sync_flag ++;
+}
+
+static void test_main_thread_entry(void *para)
+{
+    while (!_sync_flag)
+    {
+        rt_thread_delay(1);
+    }
+
+    rt_err_t ret;
+
+    ret = rt_mutex_take(&_mutex[0], RT_WAITING_FOREVER);
+    uassert_true(ret == RT_EOK);
+    uassert_true(RT_SCHED_PRIV(rt_thread_self()).current_priority == 12);
+    rt_thread_mdelay(100);         // wait for t0 take mutex0
+    uassert_true(RT_SCHED_PRIV(rt_thread_self()).current_priority == 12);
+
+    ret = rt_mutex_take(&_mutex[1], RT_WAITING_FOREVER);
+    uassert_true(ret == RT_EOK);
+    uassert_true(RT_SCHED_PRIV(rt_thread_self()).current_priority == 12);
+    rt_thread_mdelay(100);         // wait for t1 take mutex1
+    uassert_true(RT_SCHED_PRIV(rt_thread_self()).current_priority == 9);
+
+    ret = rt_mutex_take(&_mutex[2], RT_WAITING_FOREVER);
+    uassert_true(ret == RT_EOK);
+    uassert_true(RT_SCHED_PRIV(rt_thread_self()).current_priority == 9);
+    rt_thread_mdelay(100);         // wait for t2 take mutex2
+    uassert_true(RT_SCHED_PRIV(rt_thread_self()).current_priority == 8);
+
+    rt_thread_mdelay(100);         // wait for t3 take mutex0
+    uassert_true(RT_SCHED_PRIV(rt_thread_self()).current_priority == 7);
+
+    rt_thread_mdelay(100);         // wait for t4 take mutex1
+    uassert_true(RT_SCHED_PRIV(rt_thread_self()).current_priority == 7);
+
+    rt_thread_mdelay(100);
+    rt_mutex_release(&_mutex[0]);   // give _mutex0 to t3
+    uassert_true(RT_SCHED_PRIV(rt_thread_self()).current_priority == 8);
+
+    rt_thread_mdelay(100);
+    rt_mutex_release(&_mutex[1]);   // give _mutex1 to t1
+    uassert_true(RT_SCHED_PRIV(rt_thread_self()).current_priority == 8);
+
+    rt_thread_mdelay(50);
+    rt_mutex_take(&_mutex[1], RT_WAITING_FOREVER);   // re-get _mutex1, which is hold by t1
+    uassert_true(RT_SCHED_PRIV(rt_thread_self()).current_priority == 8);
+    rt_mutex_release(&_mutex[1]);   // give _mutex1 to thread t1
+    uassert_true(RT_SCHED_PRIV(rt_thread_self()).current_priority == 8);
+
+    rt_thread_mdelay(100);
+    rt_mutex_release(&_mutex[2]);
+    uassert_true(RT_SCHED_PRIV(rt_thread_self()).current_priority == 12);
+
+    _sync_flag ++;
+}
+
+static void test_mutex_pi(void)
+{
+    rt_thread_t t_main;
+    rt_thread_t t[THREAD_NUM];
+    rt_uint8_t prio[THREAD_NUM] = {13, 9, 8, 7, 11}; // prio of threads
+
+    for (int i = 0; i < MUTEX_NUM; i++)
+    {
+        rt_mutex_init(&_mutex[i], "test1", 0);
+    }
+
+    _sync_flag  = 0;
+
+    t_main = rt_thread_create("t_main", test_main_thread_entry, RT_NULL, THREAD_STACKSIZE, 12, 10000);
+    uassert_true(t_main != RT_NULL);
+    rt_thread_startup(t_main);
+
+    for (rt_ubase_t i = 0; i < THREAD_NUM; i++)
+    {
+        t[i] = rt_thread_create("t", test_thread_entry, (void *)i, THREAD_STACKSIZE, prio[i], 10000);
+        uassert_true(t[i] != RT_NULL);
+        rt_thread_startup(t[i]);
+    }
+
+    _sync_flag = 1;
+
+    while (_sync_flag != THREAD_NUM + 1 + 1)
+    {
+        rt_thread_mdelay(100);
+    }
+
+    for (int i = 0; i < MUTEX_NUM; i++)
+    {
+        rt_mutex_detach(&_mutex[i]);
+    }
+}
+
+static struct rt_mutex _timeout_mutex;
+
+static void test_main_timeout_entry(void *para)
+{
+    rt_err_t ret;
+
+    ret = rt_mutex_take(&_timeout_mutex, RT_WAITING_FOREVER);
+    uassert_true(ret == -RT_EOK);
+    rt_thread_mdelay(100);
+    uassert_true(RT_SCHED_PRIV(rt_thread_self()).current_priority == 10);
+    rt_thread_mdelay(100);
+    uassert_true(RT_SCHED_PRIV(rt_thread_self()).current_priority == 12);
+    rt_mutex_release(&_timeout_mutex);
+    _sync_flag ++;
+}
+
+static void test_timeout_entry(void *para)
+{
+    rt_err_t ret;
+
+    rt_thread_mdelay(50);
+    ret = rt_mutex_take(&_timeout_mutex, rt_tick_from_millisecond(100));
+    uassert_true(ret == -RT_ETIMEOUT);
+    _sync_flag ++;
+}
+
+static void test_mutex_pi_timeout(void)
+{
+    _sync_flag = 0;
+
+    rt_mutex_init(&_timeout_mutex, "_timeout_mutex", 0);
+
+    rt_thread_t t1 = rt_thread_create("t1", test_main_timeout_entry, RT_NULL, THREAD_STACKSIZE, 12, 10000);
+    uassert_true(t1 != RT_NULL);
+    rt_thread_startup(t1);
+
+    rt_thread_t t2 = rt_thread_create("t2", test_timeout_entry, (void *)t1, THREAD_STACKSIZE, 10, 10000);
+    uassert_true(t2 != RT_NULL);
+    rt_thread_startup(t2);
+
+    while (_sync_flag != 2)
+    {
+        rt_thread_mdelay(100);
+    }
+
+    rt_mutex_detach(&_timeout_mutex);
+}
+
+#define TC_THREAD_NUM 4
+#define TC_MUTEX_NUM TC_THREAD_NUM
+static rt_thread_t t[TC_THREAD_NUM], t_hi_prio;
+static struct rt_mutex m[TC_MUTEX_NUM];
+
+static void test_recursive_mutex_depend_entry(void *para)
+{
+    rt_ubase_t id = (rt_ubase_t)para;
+
+    rt_mutex_take(&m[id], RT_WAITING_FOREVER);
+
+    rt_thread_mdelay(50);
+
+    if (id != 0)
+    {
+        rt_mutex_take(&m[id - 1], RT_WAITING_FOREVER);
+    }
+
+    if (id == 0)
+    {
+        rt_thread_mdelay(250);
+        rt_mutex_release(&m[id]);
+    }
+    else
+    {
+        rt_mutex_release(&m[id - 1]);
+        rt_mutex_release(&m[id]);
+    }
+    _sync_flag ++;
+}
+
+static void test_recursive_mutex_depend_hi_pri_entry(void *para)
+{
+    rt_thread_mdelay(100);
+    rt_err_t err = rt_mutex_take(&m[TC_MUTEX_NUM - 1], rt_tick_from_millisecond(100));
+    uassert_true(err == -RT_ETIMEOUT);
+    _sync_flag ++;
+}
+
+static void test_mutex_pi_recursive_prio_update(void)
+{
+    _sync_flag = 0;
+
+    for (int i = 0; i < TC_MUTEX_NUM; i++)
+    {
+        rt_mutex_init(&m[i], "test", 0);
+    }
+
+    for (rt_ubase_t i = 0; i < TC_THREAD_NUM; i++)
+    {
+        t[i] = rt_thread_create("t", test_recursive_mutex_depend_entry, (void *)i, THREAD_STACKSIZE, 10, 10000);
+        rt_thread_startup(t[i]);
+    }
+    t_hi_prio = rt_thread_create("t", test_recursive_mutex_depend_hi_pri_entry, (void *)RT_NULL, THREAD_STACKSIZE, 3, 10000);
+    rt_thread_startup(t_hi_prio);
+
+    rt_thread_mdelay(150);
+
+    for (int i = 0; i < TC_THREAD_NUM; i++)
+    {
+        uassert_true(RT_SCHED_PRIV(t[i]).current_priority == 3);
+    }
+
+    rt_thread_mdelay(100);
+
+    for (int i = 0; i < TC_THREAD_NUM; i++)
+    {
+        uassert_true(RT_SCHED_PRIV(t[i]).current_priority == 10);
+    }
+
+    while (_sync_flag != TC_THREAD_NUM + 1)
+    {
+        rt_thread_mdelay(100);
+    }
+
+    for (int i = 0; i < TC_MUTEX_NUM; i++)
+    {
+        rt_mutex_detach(&m[i]);
+    }
+    _sync_flag ++;
+}
+
+static void test_mutex_waiter_to_wakeup_entry(void *para)
+{
+    rt_thread_mdelay(100);
+    rt_err_t err = rt_mutex_take(&m[TC_MUTEX_NUM - 1], RT_WAITING_FOREVER);
+    uassert_true(err == -RT_EINTR);
+    _sync_flag ++;
+}
+
+static void wakeup_func(void *para)
+{
+    rt_thread_resume(t_hi_prio);
+}
+static void test_mutex_pi_wakeup_mutex_waiter(void)
+{
+    struct rt_timer wakeup_timer;
+
+    _sync_flag = 0;
+
+    for (int i = 0; i < TC_MUTEX_NUM; i++)
+    {
+        rt_mutex_init(&m[i], "test", 0);
+    }
+
+    for (rt_ubase_t i = 0; i < TC_THREAD_NUM; i++)
+    {
+        t[i] = rt_thread_create("t", test_recursive_mutex_depend_entry, (void *)i, THREAD_STACKSIZE, 10, 10000);
+        rt_thread_startup(t[i]);
+    }
+    t_hi_prio = rt_thread_create("t", test_mutex_waiter_to_wakeup_entry, (void *)RT_NULL, THREAD_STACKSIZE, 3, 10000);
+    rt_thread_startup(t_hi_prio);
+
+    rt_timer_init(&wakeup_timer, "wakeup_timer", wakeup_func, RT_NULL, rt_tick_from_millisecond(200), RT_TIMER_FLAG_ONE_SHOT);
+    rt_timer_start(&wakeup_timer);
+    rt_thread_mdelay(150);
+
+    for (int i = 0; i < TC_THREAD_NUM; i++)
+    {
+        uassert_true(RT_SCHED_PRIV(t[i]).current_priority == 3);
+    }
+
+    rt_thread_mdelay(100);
+
+    for (int i = 0; i < TC_THREAD_NUM; i++)
+    {
+        uassert_true(RT_SCHED_PRIV(t[i]).current_priority == 10);
+    }
+
+    while (_sync_flag != TC_THREAD_NUM + 1)
+    {
+        rt_thread_mdelay(100);
+    }
+
+    for (int i = 0; i < TC_MUTEX_NUM; i++)
+    {
+        rt_mutex_detach(&m[i]);
+    }
+    rt_timer_detach(&wakeup_timer);
+}
+
+static rt_err_t utest_tc_init(void)
+{
+    return RT_EOK;
+}
+
+static rt_err_t utest_tc_cleanup(void)
+{
+    return RT_EOK;
+}
+
+static void testcase(void)
+{
+    UTEST_UNIT_RUN(test_mutex_pi);
+    UTEST_UNIT_RUN(test_mutex_pi_recursive_prio_update);
+    UTEST_UNIT_RUN(test_mutex_pi_timeout);
+    UTEST_UNIT_RUN(test_mutex_pi_wakeup_mutex_waiter);
+}
+UTEST_TC_EXPORT(testcase, "testcases.kernel.mutex_pi_tc", utest_tc_init, utest_tc_cleanup, 1000);
+
+/********************* end of file ************************/

RT_Thread/examples/utest/testcases/kernel/mutex_tc.c

@@ -0,0 +1,798 @@
+/*
+ * Copyright (c) 2006-2019, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2021-09.01     luckyzjq     the first version
+ * 2023-09-15     xqyjlj       change stack size in cpu64
+ */
+#define __RT_IPC_SOURCE__
+
+#include <rtthread.h>
+#include <stdlib.h>
+#include "utest.h"
+
+#ifdef ARCH_CPU_64BIT
+#define THREAD_STACKSIZE 8192
+#else
+#define THREAD_STACKSIZE 4096
+#endif
+
+static struct rt_mutex static_mutex;
+
+#ifdef RT_USING_HEAP
+static rt_mutex_t dynamic_mutex;
+#endif /* RT_USING_HEAP */
+
+static volatile int _sync_flag;
+
+/* init test */
+static void test_static_mutex_init(void)
+{
+    rt_err_t result = -RT_ERROR;
+
+    result = rt_mutex_init(&static_mutex, "static_mutex", RT_IPC_FLAG_PRIO);
+    if (RT_EOK != result)
+    {
+        uassert_true(RT_FALSE);
+    }
+
+    result = rt_mutex_detach(&static_mutex);
+    if (RT_EOK != result)
+    {
+        uassert_true(RT_FALSE);
+    }
+
+    result = rt_mutex_init(&static_mutex, "static_mutex", RT_IPC_FLAG_PRIO);
+    if (RT_EOK != result)
+    {
+        uassert_true(RT_FALSE);
+    }
+
+    result = rt_mutex_detach(&static_mutex);
+    if (RT_EOK != result)
+    {
+        uassert_true(RT_FALSE);
+    }
+
+    uassert_true(RT_TRUE);
+}
+
+/* static take test */
+static void static_mutex_take_entry(void *param)
+{
+    rt_err_t result;
+    rt_mutex_t mutex;
+
+    int rand_num = rand() % 0x1000;
+    mutex = (rt_mutex_t)param;
+
+    result = rt_mutex_take(mutex, rand_num);
+    if (RT_EOK == result)
+    {
+        uassert_true(RT_FALSE);
+    }
+    _sync_flag++;
+}
+
+static void test_static_mutex_take(void)
+{
+    rt_err_t result;
+
+    _sync_flag = 0;
+
+    result = rt_mutex_init(&static_mutex, "static_mutex", RT_IPC_FLAG_PRIO);
+    if (RT_EOK != result)
+    {
+        uassert_true(RT_FALSE);
+        return;
+    }
+
+    /* take mutex and not release */
+    result = rt_mutex_take(&static_mutex, RT_WAITING_FOREVER);
+    if (RT_EOK != result)
+        uassert_true(RT_FALSE);
+
+    rt_thread_t tid = rt_thread_create("mutex_th",
+                                       static_mutex_take_entry,
+                                       &static_mutex,
+                                       THREAD_STACKSIZE,
+                                       10,
+                                       10);
+    if (RT_NULL == tid)
+    {
+        uassert_true(RT_FALSE);
+        return;
+    }
+
+    /* startup thread take second */
+    rt_thread_startup(tid);
+
+    while (_sync_flag != 1)
+    {
+        rt_thread_mdelay(10);
+    }
+
+    result = rt_mutex_detach(&static_mutex);
+    if (RT_EOK != result)
+        uassert_true(RT_FALSE);
+
+    uassert_true(RT_TRUE);
+}
+
+/* static release test */
+static void static_mutex_release_entry(void *param)
+{
+    rt_err_t result;
+    rt_mutex_t mutex;
+
+    int rand_num = rand() % 0x1000;
+    mutex = (rt_mutex_t)param;
+
+    result = rt_mutex_take(mutex, rand_num);
+    if (RT_EOK != result)
+    {
+        uassert_true(RT_FALSE);
+    }
+    _sync_flag++;
+}
+static void test_static_mutex_release(void)
+{
+    rt_err_t result;
+
+    _sync_flag = 0;
+
+    result = rt_mutex_init(&static_mutex, "static_mutex", RT_IPC_FLAG_PRIO);
+    if (RT_EOK != result)
+    {
+        uassert_true(RT_FALSE);
+        return;
+    }
+
+    result = rt_mutex_release(&static_mutex);
+    uassert_true(result < 0);
+
+    /* take mutex */
+    result = rt_mutex_take(&static_mutex, RT_WAITING_FOREVER);
+    if (RT_EOK != result)
+        uassert_true(RT_FALSE);
+
+    /* release mutex */
+    result = rt_mutex_release(&static_mutex);
+    if (RT_EOK != result)
+        uassert_true(RT_FALSE);
+
+    rt_thread_t tid = rt_thread_create("mutex_th",
+                                       static_mutex_release_entry,
+                                       &static_mutex,
+                                       THREAD_STACKSIZE,
+                                       10,
+                                       10);
+    if (RT_NULL == tid)
+    {
+        uassert_true(RT_FALSE);
+        return;
+    }
+
+    /* startup thread and take mutex second */
+    rt_thread_startup(tid);
+
+    while (_sync_flag != 1)
+    {
+        rt_thread_mdelay(10);
+    }
+
+    result = rt_mutex_detach(&static_mutex);
+    if (RT_EOK != result)
+        uassert_true(RT_FALSE);
+
+    uassert_true(RT_TRUE);
+}
+
+/* static trytake test */
+static void static_mutex_trytake_entry(void *param)
+{
+    rt_err_t result;
+    rt_mutex_t mutex;
+
+    mutex = (rt_mutex_t)param;
+
+    result = rt_mutex_trytake(mutex);
+    if (RT_EOK == result)
+    {
+        uassert_true(RT_FALSE);
+    }
+    _sync_flag++;
+}
+static void test_static_mutex_trytake(void)
+{
+    rt_err_t result;
+
+    _sync_flag = 0;
+
+    result = rt_mutex_init(&static_mutex, "static_mutex", RT_IPC_FLAG_PRIO);
+    if (RT_EOK != result)
+    {
+        uassert_true(RT_FALSE);
+        return;
+    }
+
+    /* take mutex and not release */
+    result = rt_mutex_take(&static_mutex, RT_WAITING_FOREVER);
+    if (RT_EOK != result)
+        uassert_true(RT_FALSE);
+
+    rt_thread_t tid = rt_thread_create("mutex_th",
+                                       static_mutex_trytake_entry,
+                                       &static_mutex,
+                                       THREAD_STACKSIZE,
+                                       10,
+                                       10);
+    if (RT_NULL == tid)
+    {
+        uassert_true(RT_FALSE);
+        return;
+    }
+
+    /* startup thread and trytake mutex second */
+    rt_thread_startup(tid);
+
+    while (_sync_flag != 1)
+    {
+        rt_thread_mdelay(10);
+    }
+
+    result = rt_mutex_detach(&static_mutex);
+    if (RT_EOK != result)
+        uassert_true(RT_FALSE);
+
+    uassert_true(RT_TRUE);
+}
+
+static rt_thread_t tid1 = RT_NULL;
+static rt_thread_t tid2 = RT_NULL;
+static rt_thread_t tid3 = RT_NULL;
+
+/* static mutex priority reverse test */
+static void static_thread1_entry(void *param)
+{
+    /* let system schedule */
+    rt_thread_mdelay(100);
+
+    /*  thread3 hode mutex  thread2 take mutex */
+    /* check thread2 and thread3 priority */
+    if (RT_SCHED_PRIV(tid2).current_priority != RT_SCHED_PRIV(tid3).current_priority)
+    {
+        uassert_true(RT_FALSE);
+    }
+    else
+    {
+        uassert_true(RT_TRUE);
+    }
+    _sync_flag++;
+}
+
+static void static_thread2_entry(void *param)
+{
+    rt_err_t result;
+    rt_mutex_t mutex = (rt_mutex_t)param;
+
+    /* let system schedule */
+    rt_thread_mdelay(50);
+
+    result = rt_mutex_take(mutex, RT_WAITING_FOREVER);
+    if (result == RT_EOK)
+    {
+        rt_mutex_release(mutex);
+    }
+    _sync_flag++;
+}
+static void static_thread3_entry(void *param)
+{
+    rt_tick_t tick;
+    rt_err_t result;
+    rt_mutex_t mutex = (rt_mutex_t)param;
+
+    result = rt_mutex_take(mutex, RT_WAITING_FOREVER);
+    if (result != RT_EOK)
+    {
+        uassert_true(RT_FALSE);
+    }
+
+    tick = rt_tick_get();
+    while (rt_tick_get() - tick < (RT_TICK_PER_SECOND / 2));
+
+    rt_mutex_release(mutex);
+    _sync_flag++;
+}
+
+static void test_static_pri_reverse(void)
+{
+    rt_err_t result;
+    tid1 = RT_NULL;
+    tid2 = RT_NULL;
+    tid3 = RT_NULL;
+
+    _sync_flag = 0;
+
+    result = rt_mutex_init(&static_mutex, "static_mutex", RT_IPC_FLAG_PRIO);
+    if (RT_EOK != result)
+    {
+        uassert_true(RT_FALSE);
+        return;
+    }
+
+    /* thread1 */
+    tid1 = rt_thread_create("thread1",
+                            static_thread1_entry,
+                            &static_mutex,
+                            UTEST_THR_STACK_SIZE,
+                            10 - 1,
+                            10);
+    if (tid1 != RT_NULL)
+        rt_thread_startup(tid1);
+
+    /* thread2 */
+    tid2 = rt_thread_create("thread2",
+                            static_thread2_entry,
+                            &static_mutex,
+                            UTEST_THR_STACK_SIZE,
+                            10,
+                            10);
+    if (tid2 != RT_NULL)
+        rt_thread_startup(tid2);
+
+    /* thread3 */
+    tid3 = rt_thread_create("thread3",
+                            static_thread3_entry,
+                            &static_mutex,
+                            UTEST_THR_STACK_SIZE,
+                            10 + 1,
+                            10);
+    if (tid3 != RT_NULL)
+        rt_thread_startup(tid3);
+
+    while (_sync_flag != 3)
+    {
+        rt_thread_mdelay(10);
+    }
+
+    result = rt_mutex_detach(&static_mutex);
+    if (RT_EOK != result)
+        uassert_true(RT_FALSE);
+
+    uassert_true(RT_TRUE);
+}
+
+/* create test */
+static void test_dynamic_mutex_create(void)
+{
+    rt_err_t result = -RT_ERROR;
+
+    /* PRIO mode */
+    dynamic_mutex = rt_mutex_create("dynamic_mutex", RT_IPC_FLAG_PRIO);
+    if (RT_NULL == dynamic_mutex)
+    {
+        uassert_true(RT_FALSE);
+    }
+
+    result = rt_mutex_delete(dynamic_mutex);
+    if (RT_EOK != result)
+    {
+        uassert_true(RT_FALSE);
+    }
+
+    /* FIFO mode */
+    dynamic_mutex = rt_mutex_create("dynamic_mutex", RT_IPC_FLAG_PRIO);
+    if (RT_NULL == dynamic_mutex)
+    {
+        uassert_true(RT_FALSE);
+    }
+
+    result = rt_mutex_delete(dynamic_mutex);
+    if (RT_EOK != result)
+    {
+        uassert_true(RT_FALSE);
+    }
+
+    uassert_true(RT_TRUE);
+}
+
+/* dynamic take test */
+static void dynamic_mutex_take_entry(void *param)
+{
+    rt_err_t result;
+    rt_mutex_t mutex;
+
+    int rand_num = rand() % 0x1000;
+    mutex = (rt_mutex_t)param;
+
+    result = rt_mutex_take(mutex, rand_num);
+    if (RT_EOK == result)
+    {
+        uassert_true(RT_FALSE);
+    }
+    _sync_flag++;
+}
+
+static void test_dynamic_mutex_take(void)
+{
+    rt_err_t result;
+
+    _sync_flag = 0;
+
+    dynamic_mutex = rt_mutex_create("dynamic_mutex", RT_IPC_FLAG_PRIO);
+    if (RT_NULL == dynamic_mutex)
+    {
+        uassert_true(RT_FALSE);
+        return;
+    }
+
+    /* take mutex and not release */
+    result = rt_mutex_take(dynamic_mutex, RT_WAITING_FOREVER);
+    if (RT_EOK != result)
+        uassert_true(RT_FALSE);
+
+    rt_thread_t tid = rt_thread_create("mutex_th",
+                                       dynamic_mutex_take_entry,
+                                       dynamic_mutex,
+                                       THREAD_STACKSIZE,
+                                       10,
+                                       10);
+    if (RT_NULL == tid)
+    {
+        uassert_true(RT_FALSE);
+        return;
+    }
+
+    /* startup thread take second */
+    rt_thread_startup(tid);
+
+    while (_sync_flag != 1)
+    {
+        rt_thread_mdelay(10);
+    }
+
+    result = rt_mutex_delete(dynamic_mutex);
+    if (RT_EOK != result)
+        uassert_true(RT_FALSE);
+
+    uassert_true(RT_TRUE);
+}
+
+/* dynamic release test */
+static void dynamic_mutex_release_entry(void *param)
+{
+    rt_err_t result;
+    rt_mutex_t mutex;
+
+    int rand_num = rand() % 0x1000;
+    mutex = (rt_mutex_t)param;
+
+    result = rt_mutex_take(mutex, rand_num);
+    if (RT_EOK != result)
+    {
+        uassert_true(RT_FALSE);
+    }
+    _sync_flag++;
+}
+static void test_dynamic_mutex_release(void)
+{
+    rt_err_t result;
+
+    _sync_flag = 0;
+    dynamic_mutex = rt_mutex_create("dynamic_mutex", RT_IPC_FLAG_PRIO);
+    if (RT_NULL == dynamic_mutex)
+    {
+        uassert_true(RT_FALSE);
+        return;
+    }
+
+    result = rt_mutex_release(dynamic_mutex);
+    uassert_true(result < 0);
+
+    /* take mutex */
+    result = rt_mutex_take(dynamic_mutex, RT_WAITING_FOREVER);
+    if (RT_EOK != result)
+        uassert_true(RT_FALSE);
+
+    /* release mutex */
+    result = rt_mutex_release(dynamic_mutex);
+    if (RT_EOK != result)
+        uassert_true(RT_FALSE);
+
+    rt_thread_t tid = rt_thread_create("mutex_th",
+                                       dynamic_mutex_release_entry,
+                                       dynamic_mutex,
+                                       THREAD_STACKSIZE,
+                                       10,
+                                       10);
+    if (RT_NULL == tid)
+    {
+        uassert_true(RT_FALSE);
+        return;
+    }
+
+    /* startup thread and take mutex second */
+    rt_thread_startup(tid);
+
+    while (_sync_flag != 1)
+    {
+        rt_thread_mdelay(10);
+    }
+
+    result = rt_mutex_delete(dynamic_mutex);
+    if (RT_EOK != result)
+        uassert_true(RT_FALSE);
+
+    uassert_true(RT_TRUE);
+}
+
+/* dynamic trytake test */
+static void dynamic_mutex_trytake_entry(void *param)
+{
+    rt_err_t result;
+    rt_mutex_t mutex;
+
+    mutex = (rt_mutex_t)param;
+
+    result = rt_mutex_trytake(mutex);
+    if (RT_EOK == result)
+    {
+        uassert_true(RT_FALSE);
+    }
+    _sync_flag++;
+}
+static void test_dynamic_mutex_trytake(void)
+{
+    rt_err_t result;
+
+    _sync_flag = 0;
+    dynamic_mutex = rt_mutex_create("dynamic_mutex", RT_IPC_FLAG_PRIO);
+    if (RT_NULL == dynamic_mutex)
+    {
+        uassert_true(RT_FALSE);
+        return;
+    }
+
+    /* take mutex and not release */
+    result = rt_mutex_take(dynamic_mutex, RT_WAITING_FOREVER);
+    if (RT_EOK != result)
+        uassert_true(RT_FALSE);
+
+    rt_thread_t tid = rt_thread_create("mutex_th",
+                                       dynamic_mutex_trytake_entry,
+                                       dynamic_mutex,
+                                       THREAD_STACKSIZE,
+                                       10,
+                                       10);
+    if (RT_NULL == tid)
+    {
+        uassert_true(RT_FALSE);
+        return;
+    }
+
+    /* startup thread and trytake mutex second */
+    rt_thread_startup(tid);
+
+    while (_sync_flag != 1)
+    {
+        rt_thread_mdelay(10);
+    }
+
+    result = rt_mutex_delete(dynamic_mutex);
+    if (RT_EOK != result)
+        uassert_true(RT_FALSE);
+
+    uassert_true(RT_TRUE);
+}
+
+/* dynamic mutex priority reverse test */
+static void dynamic_thread1_entry(void *param)
+{
+    /* let system schedule */
+    rt_thread_mdelay(100);
+
+    /*  thread3 hode mutex  thread2 take mutex */
+    /* check thread2 and thread3 priority */
+    if (RT_SCHED_PRIV(tid2).current_priority != RT_SCHED_PRIV(tid3).current_priority)
+    {
+        uassert_true(RT_FALSE);
+    }
+    else
+    {
+        uassert_true(RT_TRUE);
+    }
+    _sync_flag++;
+}
+
+static void dynamic_thread2_entry(void *param)
+{
+    rt_err_t result;
+    rt_mutex_t mutex = (rt_mutex_t)param;
+
+    /* let system schedule */
+    rt_thread_mdelay(50);
+
+    result = rt_mutex_take(mutex, RT_WAITING_FOREVER);
+    if (result == RT_EOK)
+    {
+        rt_mutex_release(mutex);
+    }
+    _sync_flag++;
+}
+static void dynamic_thread3_entry(void *param)
+{
+    rt_tick_t tick;
+    rt_err_t result;
+    rt_mutex_t mutex = (rt_mutex_t)param;
+
+    result = rt_mutex_take(mutex, RT_WAITING_FOREVER);
+    if (result != RT_EOK)
+    {
+        uassert_true(RT_FALSE);
+    }
+
+    tick = rt_tick_get();
+    while (rt_tick_get() - tick < (RT_TICK_PER_SECOND / 2));
+
+    rt_mutex_release(mutex);
+    _sync_flag++;
+}
+
+static void test_dynamic_pri_reverse(void)
+{
+    rt_err_t result;
+    tid1 = RT_NULL;
+    tid2 = RT_NULL;
+    tid3 = RT_NULL;
+
+    _sync_flag = 0;
+    dynamic_mutex = rt_mutex_create("dynamic_mutex", RT_IPC_FLAG_PRIO);
+    if (RT_NULL == dynamic_mutex)
+    {
+        uassert_true(RT_FALSE);
+        return;
+    }
+
+    /* thread1 */
+    tid1 = rt_thread_create("thread1",
+                            dynamic_thread1_entry,
+                            dynamic_mutex,
+                            UTEST_THR_STACK_SIZE,
+                            10 - 1,
+                            10);
+    if (tid1 != RT_NULL)
+        rt_thread_startup(tid1);
+
+    /* thread2 */
+    tid2 = rt_thread_create("thread2",
+                            dynamic_thread2_entry,
+                            dynamic_mutex,
+                            UTEST_THR_STACK_SIZE,
+                            10,
+                            10);
+    if (tid2 != RT_NULL)
+        rt_thread_startup(tid2);
+
+    /* thread3 */
+    tid3 = rt_thread_create("thread3",
+                            dynamic_thread3_entry,
+                            dynamic_mutex,
+                            UTEST_THR_STACK_SIZE,
+                            10 + 1,
+                            10);
+    if (tid3 != RT_NULL)
+        rt_thread_startup(tid3);
+
+    while (_sync_flag != 3)
+    {
+        rt_thread_mdelay(10);
+    }
+
+    result = rt_mutex_delete(dynamic_mutex);
+    if (RT_EOK != result)
+        uassert_true(RT_FALSE);
+
+    uassert_true(RT_TRUE);
+}
+
+static void recursive_lock_test_entry(void *param)
+{
+    rt_err_t result;
+    rt_mutex_t mutex = (rt_mutex_t)param;
+
+    result = rt_mutex_take(mutex, RT_WAITING_FOREVER);
+    uassert_true(result == RT_EOK);
+    uassert_true(_sync_flag == 0);
+    result = rt_mutex_take(mutex, RT_WAITING_FOREVER);
+    uassert_true(result == RT_EOK);
+    _sync_flag++;
+}
+
+static void test_recurse_lock(void)
+{
+    rt_err_t result;
+
+    _sync_flag = 0;
+    result = rt_mutex_init(&static_mutex, "static_mutex", RT_IPC_FLAG_PRIO);
+    uassert_true(result == RT_EOK);
+
+    /* take mutex and not release */
+    result = rt_mutex_take(&static_mutex, RT_WAITING_FOREVER);
+    uassert_true(result == RT_EOK);
+
+    /* take mutex twice */
+    result = rt_mutex_take(&static_mutex, RT_WAITING_FOREVER);
+    uassert_true(result == RT_EOK);
+
+    rt_thread_t tid = rt_thread_create("mutex_th",
+                                       recursive_lock_test_entry,
+                                       &static_mutex,
+                                       THREAD_STACKSIZE,
+                                       10,
+                                       10);
+    _sync_flag = -1;
+
+    if (tid != RT_NULL)
+        rt_thread_startup(tid);
+
+    result = rt_mutex_release(&static_mutex);
+    uassert_true(result == RT_EOK);
+
+    _sync_flag = 0;
+
+    result = rt_mutex_release(&static_mutex);
+    uassert_true(result == RT_EOK);
+
+    while (_sync_flag != 1)
+    {
+        rt_thread_mdelay(10);
+    }
+
+    result = rt_mutex_take(&static_mutex, RT_WAITING_FOREVER);
+    uassert_true(result == RT_EOK);
+
+    result = rt_mutex_detach(&static_mutex);
+    uassert_true(result == RT_EOK);
+}
+
+static rt_err_t utest_tc_init(void)
+{
+#ifdef RT_USING_HEAP
+    dynamic_mutex = RT_NULL;
+#endif /* RT_USING_HEAP */
+
+    return RT_EOK;
+}
+
+static rt_err_t utest_tc_cleanup(void)
+{
+#ifdef RT_USING_HEAP
+    dynamic_mutex = RT_NULL;
+#endif /* RT_USING_HEAP */
+
+    return RT_EOK;
+}
+
+static void testcase(void)
+{
+    UTEST_UNIT_RUN(test_static_mutex_init);
+    UTEST_UNIT_RUN(test_static_mutex_take);
+    UTEST_UNIT_RUN(test_static_mutex_release);
+    UTEST_UNIT_RUN(test_static_mutex_trytake);
+    UTEST_UNIT_RUN(test_static_pri_reverse);
+#ifdef RT_USING_HEAP
+    UTEST_UNIT_RUN(test_dynamic_mutex_create);
+    UTEST_UNIT_RUN(test_dynamic_mutex_take);
+    UTEST_UNIT_RUN(test_dynamic_mutex_release);
+    UTEST_UNIT_RUN(test_dynamic_mutex_trytake);
+    UTEST_UNIT_RUN(test_dynamic_pri_reverse);
+#endif
+    UTEST_UNIT_RUN(test_recurse_lock);
+}
+UTEST_TC_EXPORT(testcase, "testcases.kernel.mutex_tc", utest_tc_init, utest_tc_cleanup, 1000);
+
+/********************* end of file ************************/

RT_Thread/examples/utest/testcases/kernel/sched_mtx_tc.c

@@ -0,0 +1,107 @@
+/*
+ * Copyright (c) 2006-2024, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2024-01-17     Shell        the first version
+ */
+#include <rtthread.h>
+#include <stdlib.h>
+#include "utest.h"
+
+/**
+ * Stressful Test for Mutex
+ */
+
+#define TEST_SECONDS 30
+#define TEST_LOOP_TICKS (TEST_SECONDS * RT_TICK_PER_SECOND)
+#define TEST_THREAD_COUNTS (RT_CPUS_NR)
+#define TEST_PROGRESS_COUNTS (36)
+#define TEST_PROGRESS_ON (TEST_LOOP_TICKS/TEST_PROGRESS_COUNTS)
+#define TEST_PRIORITY_HIGHEST (UTEST_THR_PRIORITY+1)
+#define TEST_RANDOM_LATENCY_MAX (1000 * 1000)
+
+static struct rt_semaphore _thr_exit_sem;
+static rt_atomic_t _progress_counter;
+static rt_atomic_t _exit_flag;
+static struct rt_mutex _racing_lock;
+
+static void test_thread_entry(void *param)
+{
+    while (1)
+    {
+        rt_mutex_take(&_racing_lock, RT_WAITING_FOREVER);
+        rt_mutex_release(&_racing_lock);
+
+        if (rt_atomic_load(&_exit_flag))
+        {
+            break;
+        }
+    }
+
+    rt_sem_release(&_thr_exit_sem);
+}
+
+static void mutex_stress_tc(void)
+{
+    rt_err_t error;
+    rt_thread_t tester;
+    const rt_base_t priority_base = TEST_PRIORITY_HIGHEST;
+
+    for (size_t i = 0; i < TEST_THREAD_COUNTS; i++)
+    {
+        tester = rt_thread_create(
+            "tester",
+            test_thread_entry,
+            (void *)0,
+            UTEST_THR_STACK_SIZE,
+            priority_base + (i % (RT_THREAD_PRIORITY_MAX - TEST_PRIORITY_HIGHEST)),
+            1);
+
+        rt_thread_startup(tester);
+    }
+
+    for (size_t i = 0; i < TEST_LOOP_TICKS; i++)
+    {
+        rt_thread_delay(1);
+
+        if (rt_atomic_add(&_progress_counter, 1) % TEST_PROGRESS_ON == 0)
+            uassert_true(1);
+    }
+
+    /* trigger exit request for all sub-threads */
+    rt_atomic_store(&_exit_flag, 1);
+
+    /* waiting for sub-threads to exit */
+    for (size_t i = 0; i < TEST_THREAD_COUNTS; i++)
+    {
+        error = rt_sem_take(&_thr_exit_sem, RT_WAITING_FOREVER);
+        uassert_int_equal(error, RT_EOK);
+    }
+}
+
+static rt_err_t utest_tc_init(void)
+{
+    int *pseed = rt_malloc(sizeof(int));
+    srand(*(int *)pseed);
+    rt_free(pseed);
+
+    rt_sem_init(&_thr_exit_sem, "test", 0, RT_IPC_FLAG_PRIO);
+    rt_mutex_init(&_racing_lock, "ipc", RT_IPC_FLAG_PRIO);
+    return RT_EOK;
+}
+
+static rt_err_t utest_tc_cleanup(void)
+{
+    rt_sem_detach(&_thr_exit_sem);
+    rt_mutex_detach(&_racing_lock);
+    return RT_EOK;
+}
+
+static void testcase(void)
+{
+    UTEST_UNIT_RUN(mutex_stress_tc);
+}
+UTEST_TC_EXPORT(testcase, "testcases.kernel.scheduler.mutex", utest_tc_init, utest_tc_cleanup, TEST_SECONDS);

RT_Thread/examples/utest/testcases/kernel/sched_sem_tc.c

@@ -0,0 +1,198 @@
+/*
+ * Copyright (c) 2006-2024, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2024-01-17     Shell        the first version
+ */
+#define __RT_IPC_SOURCE__
+
+#include <rtthread.h>
+#include "rthw.h"
+#include "utest.h"
+
+#define KERN_TEST_CONFIG_LOOP_TIMES     160
+#define KERN_TEST_CONCURRENT_THREADS    (RT_CPUS_NR * 2)
+#define KERN_TEST_CONFIG_HIGHEST_PRIO   3
+#define KERN_TEST_CONFIG_LOWEST_PRIO    (RT_THREAD_PRIORITY_MAX - 2)
+
+#define TEST_LEVEL_COUNTS (KERN_TEST_CONFIG_LOWEST_PRIO - KERN_TEST_CONFIG_HIGHEST_PRIO + 1)
+#if TEST_LEVEL_COUNTS <= RT_CPUS_NR
+#warning for the best of this test, TEST_LEVEL_COUNTS should greater than RT_CPUS_NR
+#endif
+#if KERN_TEST_CONCURRENT_THREADS < RT_CPUS_NR
+#warning for the best of this test, KERN_TEST_CONCURRENT_THREADS should greater than RT_CPUS_NR
+#endif
+#if KERN_TEST_CONFIG_LOWEST_PRIO >= RT_THREAD_PRIORITY_MAX - 1
+#error the thread priority should at least be greater than idle
+#endif
+
+static rt_atomic_t _star_counter;
+static struct rt_semaphore _thr_exit_sem;
+static struct rt_semaphore _level_waiting[TEST_LEVEL_COUNTS];
+static rt_thread_t _thread_matrix[TEST_LEVEL_COUNTS][KERN_TEST_CONCURRENT_THREADS];
+static rt_atomic_t _load_average[RT_CPUS_NR];
+
+static void _print_char(rt_thread_t thr_self, int character)
+{
+    rt_base_t current_counter;
+
+#ifdef RT_USING_SMP
+    rt_kprintf("%c%d", character, RT_SCHED_CTX(thr_self).oncpu);
+#else
+    rt_kprintf("%c0", character);
+#endif /* RT_USING_SMP */
+
+    current_counter = rt_atomic_add(&_star_counter, 1);
+    if (current_counter % 30 == 0)
+    {
+        rt_kprintf("\n");
+    }
+}
+
+static void _stats_load_avg_inc(void)
+{
+    int cpuid;
+
+    cpuid = rt_hw_cpu_id();
+    rt_atomic_add(&_load_average[cpuid], 1);
+}
+
+static void _stats_load_avg_print(void)
+{
+    rt_base_t counts = 0;
+    const rt_base_t total_test_counts = KERN_TEST_CONFIG_LOOP_TIMES * TEST_LEVEL_COUNTS * KERN_TEST_CONCURRENT_THREADS;
+
+    for (size_t i = 0; i < RT_CPUS_NR; i++)
+    {
+        rt_kprintf("%ld ", _load_average[i]);
+        counts += _load_average[i];
+    }
+
+    rt_kprintf("\n");
+    uassert_int_equal(counts, total_test_counts);
+}
+
+static void _thread_entry(void *param)
+{
+    int level = (rt_ubase_t)param;
+    rt_thread_t thr_self = rt_thread_self();
+
+    if (level == 0)
+    {
+        /* always the first to execute among other working threads */
+        for (size_t i = 0; i < KERN_TEST_CONFIG_LOOP_TIMES; i++)
+        {
+            /* notify our consumer */
+            rt_sem_release(&_level_waiting[level + 1]);
+
+            _stats_load_avg_inc();
+
+            /* waiting for resource of ours */
+            rt_sem_take(&_level_waiting[level], RT_WAITING_FOREVER);
+        }
+    }
+    else if (level == TEST_LEVEL_COUNTS - 1)
+    {
+
+        for (size_t i = 0; i < KERN_TEST_CONFIG_LOOP_TIMES; i++)
+        {
+            /* waiting for our resource first */
+            rt_sem_take(&_level_waiting[level], RT_WAITING_FOREVER);
+
+            _stats_load_avg_inc();
+
+            _print_char(thr_self, '*');
+
+            rt_thread_delay(1);
+
+            /* produce for level 0 worker */
+            rt_sem_release(&_level_waiting[0]);
+        }
+    }
+    else
+    {
+        for (size_t i = 0; i < KERN_TEST_CONFIG_LOOP_TIMES; i++)
+        {
+            /* waiting for resource of ours */
+            rt_sem_take(&_level_waiting[level], RT_WAITING_FOREVER);
+
+            _stats_load_avg_inc();
+
+            /* notify our consumer */
+            rt_sem_release(&_level_waiting[level + 1]);
+        }
+    }
+
+    uassert_true(1);
+    rt_sem_release(&_thr_exit_sem);
+
+    return;
+}
+
+static void scheduler_tc(void)
+{
+    LOG_I("Test starts...");
+    for (size_t i = 0; i < TEST_LEVEL_COUNTS; i++)
+    {
+        for (size_t j = 0; j < KERN_TEST_CONCURRENT_THREADS; j++)
+        {
+            rt_thread_startup(_thread_matrix[i][j]);
+        }
+    }
+    LOG_I("%d threads startup...", TEST_LEVEL_COUNTS * KERN_TEST_CONCURRENT_THREADS);
+
+    /* waiting for sub-threads to exit */
+    for (size_t i = 0; i < TEST_LEVEL_COUNTS * KERN_TEST_CONCURRENT_THREADS; i++)
+    {
+        rt_sem_take(&_thr_exit_sem, RT_WAITING_FOREVER);
+    }
+
+    /* print load average */
+    _stats_load_avg_print();
+}
+
+static rt_err_t utest_tc_init(void)
+{
+    LOG_I("Setup environment...");
+    _star_counter = 1;
+    rt_memset(_load_average, 0, sizeof(_load_average));
+    rt_sem_init(&_thr_exit_sem, "test", 0, RT_IPC_FLAG_PRIO);
+
+    for (size_t i = 0; i < TEST_LEVEL_COUNTS; i++)
+    {
+        rt_sem_init(&_level_waiting[i], "test", 0, RT_IPC_FLAG_PRIO);
+
+        for (size_t j = 0; j < KERN_TEST_CONCURRENT_THREADS; j++)
+        {
+            _thread_matrix[i][j] =
+                rt_thread_create("test",
+                                 _thread_entry,
+                                 (void *)i,
+                                 UTEST_THR_STACK_SIZE,
+                                 KERN_TEST_CONFIG_HIGHEST_PRIO+i,
+                                 5);
+            if (!_thread_matrix[i][j])
+                uassert_not_null(_thread_matrix[i][j]);
+        }
+    }
+    return RT_EOK;
+}
+
+static rt_err_t utest_tc_cleanup(void)
+{
+    rt_sem_detach(&_thr_exit_sem);
+    for (size_t i = 0; i < TEST_LEVEL_COUNTS; i++)
+    {
+        rt_sem_detach(&_level_waiting[i]);
+    }
+    return RT_EOK;
+}
+
+static void testcase(void)
+{
+    UTEST_UNIT_RUN(scheduler_tc);
+}
+UTEST_TC_EXPORT(testcase, "testcases.kernel.scheduler.sem", utest_tc_init, utest_tc_cleanup, 10);

RT_Thread/examples/utest/testcases/kernel/sched_thread_tc.c

@@ -0,0 +1,121 @@
+/*
+ * Copyright (c) 2006-2024, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2024-01-25     Shell        init ver.
+ */
+#define __RT_KERNEL_SOURCE__
+#include <rtthread.h>
+#include "utest.h"
+
+#define TEST_LOOP_TIMES (100 * 1000)
+#define TEST_PROGRESS_COUNTS (36)
+#define TEST_THREAD_COUNT (RT_CPUS_NR * 1)
+#define TEST_PROGRESS_ON (TEST_LOOP_TIMES*TEST_THREAD_COUNT/TEST_PROGRESS_COUNTS)
+
+static struct rt_semaphore _thr_exit_sem;
+static rt_atomic_t _progress_counter;
+
+static volatile rt_thread_t threads_group[TEST_THREAD_COUNT][2];
+
+static void _thread_entry1(void *param)
+{
+    rt_base_t critical_level;
+    size_t idx = (size_t)param;
+
+    for (size_t i = 0; i < TEST_LOOP_TIMES; i++)
+    {
+        critical_level = rt_enter_critical();
+
+        rt_thread_suspend(rt_thread_self());
+        rt_thread_resume(threads_group[idx][1]);
+
+        rt_exit_critical_safe(critical_level);
+
+        if (rt_atomic_add(&_progress_counter, 1) % TEST_PROGRESS_ON == 0)
+            uassert_true(1);
+    }
+
+    rt_sem_release(&_thr_exit_sem);
+    return;
+}
+
+static void _thread_entry2(void *param)
+{
+    rt_base_t critical_level;
+    size_t idx = (size_t)param;
+
+    for (size_t i = 0; i < TEST_LOOP_TIMES; i++)
+    {
+        critical_level = rt_enter_critical();
+
+        rt_thread_suspend(rt_thread_self());
+        rt_thread_resume(threads_group[idx][0]);
+
+        rt_exit_critical_safe(critical_level);
+
+        if (rt_atomic_add(&_progress_counter, 1) % TEST_PROGRESS_ON == 0)
+            uassert_true(1);
+    }
+
+    rt_sem_release(&_thr_exit_sem);
+    return;
+}
+
+static void scheduler_tc(void)
+{
+    for (size_t i = 0; i < TEST_THREAD_COUNT; i++)
+    {
+        rt_thread_t t1 =
+            rt_thread_create(
+                "t1",
+                _thread_entry1,
+                (void *)i,
+                UTEST_THR_STACK_SIZE,
+                UTEST_THR_PRIORITY + 1,
+                100);
+        rt_thread_t t2 =
+            rt_thread_create(
+                "t2",
+                _thread_entry2,
+                (void *)i,
+                UTEST_THR_STACK_SIZE,
+                UTEST_THR_PRIORITY + 1,
+                100);
+
+        threads_group[i][0] = t1;
+        threads_group[i][1] = t2;
+    }
+
+    for (size_t i = 0; i < TEST_THREAD_COUNT; i++)
+    {
+        rt_thread_startup(threads_group[i][0]);
+        rt_thread_startup(threads_group[i][1]);
+    }
+
+    for (size_t i = 0; i < TEST_THREAD_COUNT; i++)
+    {
+        rt_sem_take(&_thr_exit_sem, RT_WAITING_FOREVER);
+    }
+}
+
+static rt_err_t utest_tc_init(void)
+{
+    rt_sem_init(&_thr_exit_sem, "test", 0, RT_IPC_FLAG_PRIO);
+    return RT_EOK;
+}
+
+static rt_err_t utest_tc_cleanup(void)
+{
+    rt_sem_detach(&_thr_exit_sem);
+    return RT_EOK;
+}
+
+static void testcase(void)
+{
+    UTEST_UNIT_RUN(scheduler_tc);
+}
+UTEST_TC_EXPORT(testcase, "testcases.kernel.scheduler.thread", utest_tc_init, utest_tc_cleanup, 10);

RT_Thread/examples/utest/testcases/kernel/sched_timed_mtx_tc.c

@@ -0,0 +1,232 @@
+/*
+ * Copyright (c) 2006-2024, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2024-01-25     Shell        init ver.
+ */
+#define __RT_KERNEL_SOURCE__
+#include <rtthread.h>
+#include <stdlib.h>
+#include "utest.h"
+
+#define TEST_SECONDS 10
+#define TEST_LOOP_TICKS (TEST_SECONDS * RT_TICK_PER_SECOND)
+#define TEST_PROGRESS_COUNTS (36)
+#define TEST_PROGRESS_ON (TEST_LOOP_TICKS*2/TEST_PROGRESS_COUNTS)
+
+static struct rt_semaphore _thr_exit_sem;
+static struct rt_mutex _ipc_primitive;
+static struct rt_semaphore _cons_can_take_mtx;
+static struct rt_semaphore _prod_can_take_mtx;
+static rt_atomic_t _progress_counter;
+#define CONSUMER_MAGIC 0x11223344
+#define PRODUCER_MAGIC 0x44332211
+static rt_atomic_t _last_holder_flag = CONSUMER_MAGIC;
+static rt_base_t _timedout_failed_times = 0;
+
+/**
+ * Test on timedout IPC with racing condition where timedout routine and producer
+ * thread may race to wakeup sleeper.
+ *
+ * This test will fork 2 thread, one producer and one consumer. The producer will
+ * looping and trigger the IPC on the edge of new tick arrives. The consumer will
+ * wait on IPC with a timedout of 1 tick.
+ */
+
+static void _wait_until_edge(void)
+{
+    rt_tick_t entry_level, current;
+    rt_base_t random_latency;
+
+    entry_level = rt_tick_get();
+    do
+    {
+        current = rt_tick_get();
+    }
+    while (current == entry_level);
+
+    /* give a random latency for test */
+    random_latency = rand() % 1000 * 1000;
+    entry_level = current;
+    for (size_t i = 0; i < random_latency; i++)
+    {
+        current = rt_tick_get();
+        if (current != entry_level)
+            break;
+    }
+}
+
+static void _producer_entry(void *param)
+{
+    rt_err_t error;
+    for (size_t i = 0; i < TEST_LOOP_TICKS; i++)
+    {
+        /**
+         * only try to take mutex after consumer have taken it after last
+         * release from us.
+         */
+        error = rt_sem_take(&_prod_can_take_mtx, RT_WAITING_FOREVER);
+        if (error)
+        {
+            uassert_true(0);
+            break;
+        }
+
+        error = rt_mutex_take(&_ipc_primitive, RT_WAITING_FOREVER);
+        if (error)
+        {
+            uassert_true(0);
+            break;
+        }
+
+        /* ensure that mutex should be held in round-robin method */
+        if (rt_atomic_load(&_last_holder_flag) != CONSUMER_MAGIC)
+        {
+            uassert_true(0);
+            break;
+        }
+        else
+        {
+            rt_atomic_store(&_last_holder_flag, PRODUCER_MAGIC);
+            rt_sem_release(&_cons_can_take_mtx);
+        }
+
+        _wait_until_edge();
+
+        rt_mutex_release(&_ipc_primitive);
+
+        if (rt_atomic_add(&_progress_counter, 1) % TEST_PROGRESS_ON == 0)
+            uassert_true(1);
+    }
+
+    rt_sem_release(&_thr_exit_sem);
+    return;
+}
+
+static void _consumer_entry(void *param)
+{
+    rt_err_t error;
+    for (size_t i = 0; i < TEST_LOOP_TICKS; i++)
+    {
+        /**
+         * only try to take mutex after producer have taken it after last
+         * release from us.
+         */
+        error = rt_sem_take(&_cons_can_take_mtx, RT_WAITING_FOREVER);
+        if (error)
+        {
+            uassert_true(0);
+            break;
+        }
+
+        while (1)
+        {
+            error = rt_mutex_take_interruptible(&_ipc_primitive, 1);
+            if (error == -RT_ETIMEOUT)
+            {
+                _timedout_failed_times++;
+                if (rt_mutex_get_owner(&_ipc_primitive) == rt_thread_self())
+                {
+                    uassert_true(0);
+                    break;
+                }
+            }
+            else
+            {
+                break;
+            }
+        }
+
+        if (error != RT_EOK)
+        {
+            uassert_true(0);
+            break;
+        }
+
+        /* ensure that mutex should be held in round-robin method */
+        if (rt_atomic_load(&_last_holder_flag) != PRODUCER_MAGIC)
+        {
+            uassert_true(0);
+            break;
+        }
+        else
+        {
+            rt_atomic_store(&_last_holder_flag, CONSUMER_MAGIC);
+            rt_sem_release(&_prod_can_take_mtx);
+        }
+
+        rt_mutex_release(&_ipc_primitive);
+        if (rt_mutex_get_owner(&_ipc_primitive) == rt_thread_self())
+        {
+            uassert_true(0);
+            break;
+        }
+
+        if (rt_atomic_add(&_progress_counter, 1) % TEST_PROGRESS_ON == 0)
+            uassert_true(1);
+    }
+
+    rt_sem_release(&_thr_exit_sem);
+    return;
+}
+
+static void timed_mtx_tc(void)
+{
+    rt_thread_t prod = rt_thread_create(
+        "prod",
+        _producer_entry,
+        (void *)0,
+        UTEST_THR_STACK_SIZE,
+        UTEST_THR_PRIORITY + 1,
+        4);
+
+    rt_thread_t cons = rt_thread_create(
+        "cons",
+        _consumer_entry,
+        (void *)0,
+        UTEST_THR_STACK_SIZE,
+        UTEST_THR_PRIORITY + 1,
+        100);
+
+    rt_thread_startup(prod);
+    rt_thread_startup(cons);
+
+    for (size_t i = 0; i < 2; i++)
+    {
+        uassert_int_equal(
+            rt_sem_take(&_thr_exit_sem, 4 * TEST_LOOP_TICKS),
+            RT_EOK);
+    }
+
+    /* Summary */
+    LOG_I("Total failed times: %ld(in %d)\n", _timedout_failed_times, TEST_LOOP_TICKS);
+}
+
+static rt_err_t utest_tc_init(void)
+{
+    _timedout_failed_times = 0;
+
+    rt_mutex_init(&_ipc_primitive, "ipc", RT_IPC_FLAG_PRIO);
+    rt_sem_init(&_cons_can_take_mtx, "test", 0, RT_IPC_FLAG_PRIO);
+    rt_sem_init(&_prod_can_take_mtx, "test", 1, RT_IPC_FLAG_PRIO);
+    rt_sem_init(&_thr_exit_sem, "test", 0, RT_IPC_FLAG_PRIO);
+    return RT_EOK;
+}
+
+static rt_err_t utest_tc_cleanup(void)
+{
+    rt_mutex_detach(&_ipc_primitive);
+    rt_sem_detach(&_cons_can_take_mtx);
+    rt_sem_detach(&_prod_can_take_mtx);
+    rt_sem_detach(&_thr_exit_sem);
+    return RT_EOK;
+}
+
+static void testcase(void)
+{
+    UTEST_UNIT_RUN(timed_mtx_tc);
+}
+UTEST_TC_EXPORT(testcase, "testcases.kernel.scheduler.timed_mtx", utest_tc_init, utest_tc_cleanup, TEST_SECONDS * 2);

RT_Thread/examples/utest/testcases/kernel/sched_timed_sem_tc.c

@@ -0,0 +1,149 @@
+/*
+ * Copyright (c) 2006-2024, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2024-01-25     Shell        init ver.
+ */
+#define __RT_KERNEL_SOURCE__
+#include <rtthread.h>
+#include <stdlib.h>
+#include "utest.h"
+
+#define TEST_SECONDS 10
+#define TEST_LOOP_TICKS (TEST_SECONDS * RT_TICK_PER_SECOND)
+#define TEST_PROGRESS_COUNTS (36)
+#define TEST_PROGRESS_ON (TEST_LOOP_TICKS*2/TEST_PROGRESS_COUNTS)
+
+static struct rt_semaphore _thr_exit_sem;
+static struct rt_semaphore _ipc_sem;
+static rt_atomic_t _progress_counter;
+static rt_base_t _timedout_failed_times = 0;
+
+/**
+ * Test on timedout IPC with racing condition where timedout routine and producer
+ * thread may race to wakeup sleeper.
+ *
+ * This test will fork 2 thread, one producer and one consumer. The producer will
+ * looping and trigger the IPC on the edge of new tick arrives. The consumer will
+ * wait on IPC with a timedout of 1 tick.
+ */
+
+static void _wait_until_edge(void)
+{
+    rt_tick_t entry_level, current;
+    rt_base_t random_latency;
+
+    entry_level = rt_tick_get();
+    do
+    {
+        current = rt_tick_get();
+    }
+    while (current == entry_level);
+
+    /* give a random latency for test */
+    random_latency = rand();
+    entry_level = current;
+    for (size_t i = 0; i < random_latency; i++)
+    {
+        current = rt_tick_get();
+        if (current != entry_level)
+            break;
+    }
+}
+
+static void _producer_entry(void *param)
+{
+    for (size_t i = 0; i < TEST_LOOP_TICKS; i++)
+    {
+        _wait_until_edge();
+
+        rt_sem_release(&_ipc_sem);
+
+        if (rt_atomic_add(&_progress_counter, 1) % TEST_PROGRESS_ON == 0)
+            uassert_true(1);
+    }
+
+    rt_sem_release(&_thr_exit_sem);
+    return;
+}
+
+static void _consumer_entry(void *param)
+{
+    int error;
+    for (size_t i = 0; i < TEST_LOOP_TICKS; i++)
+    {
+        error = rt_sem_take_interruptible(&_ipc_sem, 1);
+        if (error == -RT_ETIMEOUT)
+        {
+            _timedout_failed_times++;
+        }
+        else
+        {
+            if (error != RT_EOK)
+                uassert_true(0);
+        }
+
+        if (rt_atomic_add(&_progress_counter, 1) % TEST_PROGRESS_ON == 0)
+            uassert_true(1);
+    }
+
+    rt_sem_release(&_thr_exit_sem);
+    return;
+}
+
+static void timed_sem_tc(void)
+{
+    rt_thread_t prod = rt_thread_create(
+        "prod",
+        _producer_entry,
+        (void *)0,
+        UTEST_THR_STACK_SIZE,
+        UTEST_THR_PRIORITY + 1,
+        4);
+
+    rt_thread_t cons = rt_thread_create(
+        "cons",
+        _consumer_entry,
+        (void *)0,
+        UTEST_THR_STACK_SIZE,
+        UTEST_THR_PRIORITY + 1,
+        100);
+
+    rt_thread_startup(prod);
+    rt_thread_startup(cons);
+
+    for (size_t i = 0; i < 2; i++)
+    {
+        rt_sem_take(&_thr_exit_sem, RT_WAITING_FOREVER);
+    }
+
+    /* Summary */
+    LOG_I("Total failed times: %ld(in %d)\n", _timedout_failed_times, TEST_LOOP_TICKS);
+}
+
+static rt_err_t utest_tc_init(void)
+{
+    int *pseed = rt_malloc(sizeof(int));
+    srand(*(int *)pseed);
+    rt_free(pseed);
+
+    rt_sem_init(&_ipc_sem, "ipc", 0, RT_IPC_FLAG_PRIO);
+    rt_sem_init(&_thr_exit_sem, "test", 0, RT_IPC_FLAG_PRIO);
+    return RT_EOK;
+}
+
+static rt_err_t utest_tc_cleanup(void)
+{
+    rt_sem_detach(&_ipc_sem);
+    rt_sem_detach(&_thr_exit_sem);
+    return RT_EOK;
+}
+
+static void testcase(void)
+{
+    UTEST_UNIT_RUN(timed_sem_tc);
+}
+UTEST_TC_EXPORT(testcase, "testcases.kernel.scheduler.timed_sem", utest_tc_init, utest_tc_cleanup, TEST_SECONDS * 2);

RT_Thread/examples/utest/testcases/kernel/semaphore_tc.c

@@ -0,0 +1,558 @@
+/*
+ * Copyright (c) 2006-2019, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2021-08-12     luckyzjq     the first version
+ */
+
+#include <rtthread.h>
+#include <stdlib.h>
+#include "utest.h"
+
+static struct rt_semaphore static_semaphore;
+#ifdef RT_USING_HEAP
+static rt_sem_t dynamic_semaphore;
+#endif /* RT_USING_HEAP */
+
+static void test_static_semaphore_init(void)
+{
+    rt_err_t result;
+    int rand_num = rand() % 0x10000;
+
+    for (int i = 0; i < rand_num; i++)
+    {
+        result = rt_sem_init(&static_semaphore, "static_sem", i, RT_IPC_FLAG_PRIO);
+        if (RT_EOK != result)
+        {
+            uassert_true(RT_FALSE);
+            break;
+        }
+        rt_sem_detach(&static_semaphore);
+
+        result = rt_sem_init(&static_semaphore, "static_sem", i, RT_IPC_FLAG_FIFO);
+        if (RT_EOK != result)
+        {
+            uassert_true(RT_FALSE);
+            break;
+        }
+        rt_sem_detach(&static_semaphore);
+    }
+
+    uassert_true(RT_TRUE);
+}
+
+static void test_static_semaphore_detach(void)
+{
+    rt_err_t result;
+    int rand_num = rand() % 0x10000;
+
+    for (int i = 0; i < rand_num; i++)
+    {
+        result = rt_sem_init(&static_semaphore, "static_sem", i, RT_IPC_FLAG_PRIO);
+        if (RT_EOK != result)
+        {
+            break;
+        }
+
+        result = rt_sem_detach(&static_semaphore);
+        if (RT_EOK != result)
+        {
+            uassert_true(RT_FALSE);
+            break;
+        }
+
+        result = rt_sem_init(&static_semaphore, "static_sem", i, RT_IPC_FLAG_FIFO);
+        if (RT_EOK != result)
+        {
+            break;
+        }
+        result = rt_sem_detach(&static_semaphore);
+        if (RT_EOK != result)
+        {
+            uassert_true(RT_FALSE);
+            break;
+        }
+    }
+
+    uassert_true(RT_TRUE);
+}
+
+static void test_static_semaphore_take(void)
+{
+    rt_err_t result;
+    result = rt_sem_init(&static_semaphore, "static_sem", 1, RT_IPC_FLAG_PRIO);
+    if (RT_EOK == result)
+    {
+        /* first take */
+        result = rt_sem_take(&static_semaphore, RT_WAITING_FOREVER);
+        if (RT_EOK != result)
+            uassert_true(RT_FALSE);
+        /* second take */
+        result = rt_sem_take(&static_semaphore, 100);
+        if (-RT_ETIMEOUT != result)
+            uassert_true(RT_FALSE);
+    }
+    else
+    {
+        return;
+    }
+
+    rt_sem_detach(&static_semaphore);
+    uassert_true(RT_TRUE);
+
+    return;
+}
+
+static void test_static_semaphore_trytake(void)
+{
+    rt_err_t result;
+    result = rt_sem_init(&static_semaphore, "static_sem", 1, RT_IPC_FLAG_PRIO);
+    if (RT_EOK == result)
+    {
+        /* first take */
+        result = rt_sem_trytake(&static_semaphore);
+        if (RT_EOK != result)
+            uassert_true(RT_FALSE);
+        /* second take */
+        result = rt_sem_trytake(&static_semaphore);
+        if (-RT_ETIMEOUT != result)
+            uassert_true(RT_FALSE);
+    }
+    else
+    {
+        return;
+    }
+
+    rt_sem_detach(&static_semaphore);
+    uassert_true(RT_TRUE);
+
+    return;
+}
+
+static void test_static_semaphore_release(void)
+{
+    rt_err_t result;
+    result = rt_sem_init(&static_semaphore, "static_sem", 0, RT_IPC_FLAG_PRIO);
+    if (RT_EOK == result)
+    {
+        /* first take */
+        result = rt_sem_take(&static_semaphore, 100);
+        if (-RT_ETIMEOUT != result)
+            uassert_true(RT_FALSE);
+
+        /* release */
+        result = rt_sem_release(&static_semaphore);
+        if (RT_EOK != result)
+            uassert_true(RT_FALSE);
+
+        /* second take */
+        result = rt_sem_take(&static_semaphore, RT_WAITING_FOREVER);
+        if (RT_EOK != result)
+            uassert_true(RT_FALSE);
+    }
+    else
+    {
+        return;
+    }
+
+    rt_sem_detach(&static_semaphore);
+    uassert_true(RT_TRUE);
+
+    return;
+}
+
+static void test_static_semaphore_control(void)
+{
+    rt_err_t result;
+    int value = 0;
+
+    value = rand() % 100;
+    result = rt_sem_init(&static_semaphore, "static_sem", 1, RT_IPC_FLAG_PRIO);
+    if (RT_EOK == result)
+    {
+        result = rt_sem_control(&static_semaphore, RT_IPC_CMD_RESET, &value);
+        if (RT_EOK != result)
+        {
+            uassert_true(RT_FALSE);
+        }
+    }
+    else
+    {
+        return;
+    }
+
+    for (int i = 0; i < value; i++)
+    {
+        result = rt_sem_take(&static_semaphore, 10);
+        if (RT_EOK != result)
+        {
+            uassert_true(RT_FALSE);
+        }
+    }
+
+    rt_sem_detach(&static_semaphore);
+    uassert_true(RT_TRUE);
+}
+
+static void static_release_isr_hardware_callback(void *param)
+{
+    rt_err_t result;
+
+    result = rt_sem_release(&static_semaphore);
+    if (RT_EOK != result)
+    {
+        uassert_true(RT_FALSE);
+    }
+}
+
+static void static_release_isr_software_callback(void *param)
+{
+    rt_err_t result;
+
+    result = rt_sem_release(&static_semaphore);
+    if (RT_EOK != result)
+    {
+        uassert_true(RT_FALSE);
+    }
+}
+
+static void test_static_semaphore_release_isr(void)
+{
+    rt_err_t result;
+    rt_timer_t hardware_timer;
+    rt_timer_t software_timer;
+
+    /* create timer */
+    hardware_timer = rt_timer_create("release_isr",
+                                     static_release_isr_hardware_callback,
+                                     RT_NULL,
+                                     100,
+                                     RT_TIMER_FLAG_HARD_TIMER | RT_TIMER_FLAG_ONE_SHOT);
+    software_timer = rt_timer_create("release_isr",
+                                     static_release_isr_software_callback,
+                                     RT_NULL,
+                                     100,
+                                     RT_TIMER_FLAG_SOFT_TIMER | RT_TIMER_FLAG_ONE_SHOT);
+    /* start tiemr */
+    if (hardware_timer)
+        rt_timer_start(hardware_timer);
+    if (software_timer)
+        rt_timer_start(software_timer);
+
+    result = rt_sem_init(&static_semaphore, "static_sem", 0, RT_IPC_FLAG_PRIO);
+    if (RT_EOK == result)
+    {
+        for (int i = 0; i < 2; i++)
+        {
+            result = rt_sem_take(&static_semaphore, 1000);
+            if (RT_EOK != result)
+            {
+                uassert_true(RT_FALSE);
+            }
+        }
+    }
+    else
+    {
+        return;
+    }
+
+    rt_sem_detach(&static_semaphore);
+    rt_timer_delete(hardware_timer);
+    rt_timer_delete(software_timer);
+
+    uassert_true(RT_TRUE);
+}
+
+#ifdef RT_USING_HEAP
+static void test_dynamic_semaphore_create(void)
+{
+    int rand_num = rand() % 0x10000;
+
+    for (int i = 0; i < rand_num; i++)
+    {
+        dynamic_semaphore = rt_sem_create("static_sem", i, RT_IPC_FLAG_PRIO);
+        if (RT_NULL == dynamic_semaphore)
+        {
+            uassert_true(RT_FALSE);
+            break;
+        }
+        rt_sem_delete(dynamic_semaphore);
+
+        dynamic_semaphore = rt_sem_create("static_sem", i, RT_IPC_FLAG_FIFO);
+        if (RT_NULL == dynamic_semaphore)
+        {
+            uassert_true(RT_FALSE);
+            break;
+        }
+        rt_sem_delete(dynamic_semaphore);
+    }
+
+    uassert_true(RT_TRUE);
+}
+
+static void test_dynamic_semaphore_delete(void)
+{
+    rt_err_t result;
+    int rand_num = rand() % 0x10000;
+
+    for (int i = 0; i < rand_num; i++)
+    {
+        dynamic_semaphore = rt_sem_create("static_sem", i, RT_IPC_FLAG_PRIO);
+        if (RT_NULL == dynamic_semaphore)
+        {
+            break;
+        }
+
+        result = rt_sem_delete(dynamic_semaphore);
+        if (RT_EOK != result)
+        {
+            uassert_true(RT_FALSE);
+            break;
+        }
+
+        dynamic_semaphore = rt_sem_create("static_sem", i, RT_IPC_FLAG_FIFO);
+        if (RT_NULL == dynamic_semaphore)
+        {
+            break;
+        }
+        result = rt_sem_delete(dynamic_semaphore);
+        if (RT_EOK != result)
+        {
+            uassert_true(RT_FALSE);
+            break;
+        }
+    }
+
+    uassert_true(RT_TRUE);
+}
+
+static void test_dynamic_semaphore_take(void)
+{
+    rt_err_t result;
+    dynamic_semaphore = rt_sem_create("static_sem", 1, RT_IPC_FLAG_PRIO);
+    if (RT_NULL != dynamic_semaphore)
+    {
+        /* first take */
+        result = rt_sem_take(dynamic_semaphore, RT_WAITING_FOREVER);
+        if (RT_EOK != result)
+            uassert_true(RT_FALSE);
+        /* second take */
+        result = rt_sem_take(dynamic_semaphore, 100);
+        if (-RT_ETIMEOUT != result)
+            uassert_true(RT_FALSE);
+    }
+    else
+    {
+        return;
+    }
+
+    rt_sem_delete(dynamic_semaphore);
+    uassert_true(RT_TRUE);
+
+    return;
+}
+
+static void test_dynamic_semaphore_trytake(void)
+{
+    rt_err_t result;
+    dynamic_semaphore = rt_sem_create("static_sem", 1, RT_IPC_FLAG_PRIO);
+    if (RT_NULL != dynamic_semaphore)
+    {
+        /* first take */
+        result = rt_sem_trytake(dynamic_semaphore);
+        if (RT_EOK != result)
+            uassert_true(RT_FALSE);
+        /* second take */
+        result = rt_sem_trytake(dynamic_semaphore);
+        if (-RT_ETIMEOUT != result)
+            uassert_true(RT_FALSE);
+    }
+    else
+    {
+        return;
+    }
+
+    rt_sem_delete(dynamic_semaphore);
+    uassert_true(RT_TRUE);
+
+    return;
+}
+
+static void test_dynamic_semaphore_release(void)
+{
+    rt_err_t result;
+    dynamic_semaphore = rt_sem_create("static_sem", 0, RT_IPC_FLAG_PRIO);
+    if (RT_NULL != dynamic_semaphore)
+    {
+        /* first take */
+        result = rt_sem_take(dynamic_semaphore, 100);
+        if (-RT_ETIMEOUT != result)
+            uassert_true(RT_FALSE);
+
+        /* release */
+        result = rt_sem_release(dynamic_semaphore);
+        if (RT_EOK != result)
+            uassert_true(RT_FALSE);
+
+        /* second take */
+        result = rt_sem_take(dynamic_semaphore, RT_WAITING_FOREVER);
+        if (RT_EOK != result)
+            uassert_true(RT_FALSE);
+    }
+    else
+    {
+        return;
+    }
+
+    rt_sem_delete(dynamic_semaphore);
+    uassert_true(RT_TRUE);
+
+    return;
+}
+
+static void test_dynamic_semaphore_control(void)
+{
+    rt_err_t result;
+    int value = 0;
+
+    value = rand() % 100;
+    dynamic_semaphore = rt_sem_create("static_sem", 1, RT_IPC_FLAG_PRIO);
+    if (RT_NULL != dynamic_semaphore)
+    {
+        result = rt_sem_control(dynamic_semaphore, RT_IPC_CMD_RESET, &value);
+        if (RT_EOK != result)
+        {
+            uassert_true(RT_FALSE);
+        }
+    }
+    else
+    {
+        return;
+    }
+
+    for (int i = 0; i < value; i++)
+    {
+        result = rt_sem_take(dynamic_semaphore, 10);
+        if (RT_EOK != result)
+        {
+            uassert_true(RT_FALSE);
+        }
+    }
+
+    rt_sem_delete(dynamic_semaphore);
+    uassert_true(RT_TRUE);
+}
+
+static void dynamic_release_isr_hardware_callback(void *param)
+{
+    rt_err_t result;
+
+    result = rt_sem_release(dynamic_semaphore);
+    if (RT_EOK != result)
+    {
+        uassert_true(RT_FALSE);
+    }
+}
+
+static void dynamic_release_isr_software_callback(void *param)
+{
+    rt_err_t result;
+
+    result = rt_sem_release(dynamic_semaphore);
+    if (RT_EOK != result)
+    {
+        uassert_true(RT_FALSE);
+    }
+}
+
+static void test_dynamic_semaphore_release_isr(void)
+{
+    rt_err_t result;
+    rt_timer_t hardware_timer;
+    rt_timer_t software_timer;
+
+    /* create timer */
+    hardware_timer = rt_timer_create("release_isr",
+                                     dynamic_release_isr_hardware_callback,
+                                     RT_NULL,
+                                     100,
+                                     RT_TIMER_FLAG_HARD_TIMER | RT_TIMER_FLAG_ONE_SHOT);
+    software_timer = rt_timer_create("release_isr",
+                                     dynamic_release_isr_software_callback,
+                                     RT_NULL,
+                                     100,
+                                     RT_TIMER_FLAG_SOFT_TIMER | RT_TIMER_FLAG_ONE_SHOT);
+    /* start tiemr */
+    if (hardware_timer)
+        rt_timer_start(hardware_timer);
+    if (software_timer)
+        rt_timer_start(software_timer);
+
+    dynamic_semaphore = rt_sem_create("static_sem", 0, RT_IPC_FLAG_PRIO);
+    if (RT_NULL != dynamic_semaphore)
+    {
+        for (int i = 0; i < 2; i++)
+        {
+            result = rt_sem_take(dynamic_semaphore, 1000);
+            if (RT_EOK != result)
+            {
+                uassert_true(RT_FALSE);
+            }
+        }
+    }
+    else
+    {
+        return;
+    }
+
+    rt_sem_delete(dynamic_semaphore);
+    rt_timer_delete(hardware_timer);
+    rt_timer_delete(software_timer);
+
+    uassert_true(RT_TRUE);
+}
+
+#endif /* RT_USING_HEAP */
+
+static rt_err_t utest_tc_init(void)
+{
+#ifdef RT_USING_HEAP
+    dynamic_semaphore = RT_NULL;
+#endif /* RT_USING_HEAP */
+
+    return RT_EOK;
+}
+
+static rt_err_t utest_tc_cleanup(void)
+{
+#ifdef RT_USING_HEAP
+    dynamic_semaphore = RT_NULL;
+#endif /* RT_USING_HEAP */
+
+    return RT_EOK;
+}
+
+static void testcase(void)
+{
+    UTEST_UNIT_RUN(test_static_semaphore_init);
+    UTEST_UNIT_RUN(test_static_semaphore_take);
+    UTEST_UNIT_RUN(test_static_semaphore_release);
+    UTEST_UNIT_RUN(test_static_semaphore_detach);
+    UTEST_UNIT_RUN(test_static_semaphore_trytake);
+    UTEST_UNIT_RUN(test_static_semaphore_control);
+    UTEST_UNIT_RUN(test_static_semaphore_release_isr);
+
+#ifdef RT_USING_HEAP
+    UTEST_UNIT_RUN(test_dynamic_semaphore_create);
+    UTEST_UNIT_RUN(test_dynamic_semaphore_take);
+    UTEST_UNIT_RUN(test_dynamic_semaphore_release);
+    UTEST_UNIT_RUN(test_dynamic_semaphore_delete);
+    UTEST_UNIT_RUN(test_dynamic_semaphore_trytake);
+    UTEST_UNIT_RUN(test_dynamic_semaphore_control);
+    UTEST_UNIT_RUN(test_dynamic_semaphore_release_isr);
+#endif /* RT_USING_HEAP */
+}
+UTEST_TC_EXPORT(testcase, "testcases.kernel.semaphore_tc", utest_tc_init, utest_tc_cleanup, 1000);

RT_Thread/examples/utest/testcases/kernel/signal_tc.c

@@ -0,0 +1,207 @@
+/*
+ * Copyright (c) 2006-2021, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2021-08-12     flybreak     the first version
+ *
+ * case 1:rt_signal_install, install all available signal
+ * case 2:rt_signal_install, install illegal signal
+ * case 3:rt_signal_mask/unmask, one thread self, install and unmask, then kill, should received.
+ * case 4:rt_signal_mask/unmask, one thread self, install and unmask and mask, then kill, should can't received.
+ * case 5:rt_signal_wait, two thread, thread1: install and unmask, then wait 1s; thread2: kill, should received.
+ * case 6:rt_signal_wait, two thread, thread1: install and unmask, then wait 1s; thread2: sleep 2s then kill, should can't received.
+ * case 7:rt_signal_kill, kill legal thread, return 0;
+ * case 8:rt_signal_kill, kill illegal thread, return failed (unused);
+ * case 9:rt_signal_kill, kill illegal signo, return -RT_EINVAL;
+ *
+ */
+
+#include <rtthread.h>
+#include "utest.h"
+
+static volatile int recive_sig = 0;
+static struct rt_semaphore _received_signal;
+
+void sig_handle_default(int signo)
+{
+    recive_sig = signo;
+}
+
+static void rt_signal_install_test(void)
+{
+    int signo;
+    rt_sighandler_t result;
+
+    /* case 1:rt_signal_install, install all available signal. */
+    for (signo = 0; signo < RT_SIG_MAX; signo++)
+    {
+        result = rt_signal_install(signo, sig_handle_default);
+        uassert_true(result != SIG_ERR);
+    }
+    /* case 2:rt_signal_install, install illegal signal. */
+    result = rt_signal_install(signo, sig_handle_default);
+    uassert_true(result == SIG_ERR);
+
+    return;
+}
+
+static void rt_signal_mask_test(void)
+{
+    int signo;
+    rt_sighandler_t result;
+
+    /* case 3:rt_signal_mask/unmask, one thread self, install and unmask, then kill, should received. */
+    for (signo = 0; signo < RT_SIG_MAX; signo++)
+    {
+        recive_sig = -1;
+        result = rt_signal_install(signo, sig_handle_default);
+        uassert_true(result != SIG_ERR);
+        rt_signal_unmask(signo);
+        uassert_int_equal(rt_thread_kill(rt_thread_self(), signo), RT_EOK);
+        rt_thread_mdelay(1);
+        uassert_int_equal(recive_sig, signo);
+    }
+
+    return;
+}
+
+static void rt_signal_unmask_test(void)
+{
+    int signo;
+    rt_sighandler_t result;
+
+    /* case 4:rt_signal_mask/unmask, one thread self, install and unmask and mask, then kill, should can't received. */
+    for (signo = 0; signo < RT_SIG_MAX; signo++)
+    {
+        recive_sig = -1;
+        result = rt_signal_install(signo, sig_handle_default);
+        uassert_true(result != SIG_ERR);
+        rt_signal_unmask(signo);
+        rt_signal_mask(signo);
+        uassert_int_equal(rt_thread_kill(rt_thread_self(), signo), RT_EOK);
+        rt_thread_mdelay(1);
+        uassert_int_not_equal(recive_sig, signo);
+    }
+
+    return;
+}
+
+static void rt_signal_kill_test(void)
+{
+    int signo;
+    rt_sighandler_t result;
+
+    /* case 7:rt_signal_kill, kill legal thread, return 0; */
+    for (signo = 0; signo < RT_SIG_MAX; signo++)
+    {
+        recive_sig = -1;
+        result = rt_signal_install(signo, sig_handle_default);
+        uassert_true(result != SIG_ERR);
+        rt_signal_unmask(signo);
+        uassert_int_equal(rt_thread_kill(rt_thread_self(), signo), RT_EOK);
+        rt_thread_mdelay(1);
+        uassert_int_equal(recive_sig, signo);
+    }
+    /* case 8:rt_signal_kill, kill illegal thread, return failed; */
+//    uassert_true(rt_thread_kill((rt_thread_t)-1, signo) == -RT_ERROR);
+
+    /* case 9:rt_signal_kill, kill illegal signo, return -RT_EINVAL; */
+    uassert_true(rt_thread_kill(rt_thread_self(), -1) == -RT_EINVAL);
+
+    return;
+}
+
+void rt_signal_wait_thread(void *parm)
+{
+    sigset_t selectset;
+    siginfo_t recive_si;
+
+    rt_signal_install(SIGUSR1, sig_handle_default);
+    rt_signal_unmask(SIGUSR1);
+
+    (void)sigemptyset(&selectset);
+    (void)sigaddset(&selectset, SIGUSR1);
+
+    /* case 5:rt_signal_wait, two thread, thread1: install and unmask, then wait 1s; thread2: kill, should received. */
+    if (rt_signal_wait((void *)&selectset, &recive_si, RT_TICK_PER_SECOND) != RT_EOK)
+    {
+        return;
+    }
+
+    recive_sig = recive_si.si_signo;
+
+    LOG_I("received signal %d", recive_sig);
+    rt_sem_release(&_received_signal);
+}
+
+static void rt_signal_wait_test(void)
+{
+    rt_thread_t t1;
+
+    recive_sig = -1;
+    t1 = rt_thread_create("sig_t1", rt_signal_wait_thread, 0, 4096, 14, 10);
+    if (t1)
+    {
+        rt_thread_startup(t1);
+    }
+
+    rt_thread_mdelay(1);
+    /* case 5:rt_signal_wait, two thread, thread1: install and unmask, then wait 1s; thread2: kill, should received. */
+    uassert_int_equal(rt_thread_kill(t1, SIGUSR1), RT_EOK);
+    rt_sem_take(&_received_signal, RT_WAITING_FOREVER);
+    uassert_int_equal(recive_sig, SIGUSR1);
+
+    return;
+}
+
+static void rt_signal_wait_test2(void)
+{
+    rt_thread_t t1;
+
+    recive_sig = -1;
+    t1 = rt_thread_create("sig_t1", rt_signal_wait_thread, 0, 4096, 14, 10);
+    if (t1)
+    {
+        rt_thread_startup(t1);
+    }
+
+    /* case 6:rt_signal_wait, two thread, thread1: install and unmask, then wait 1s; thread2: sleep 2s then kill, should can't received. */
+    rt_thread_mdelay(2000);
+    uassert_int_equal(rt_thread_kill(t1, SIGUSR1), RT_EOK);
+    uassert_int_not_equal(
+        rt_sem_take(&_received_signal, 1),
+        RT_EOK);
+    uassert_int_not_equal(recive_sig, SIGUSR1);
+
+    return;
+}
+
+static rt_err_t utest_tc_init(void)
+{
+    rt_sem_init(&_received_signal, "utest", 0, RT_IPC_FLAG_PRIO);
+    return RT_EOK;
+}
+
+static rt_err_t utest_tc_cleanup(void)
+{
+    rt_sem_detach(&_received_signal);
+    return RT_EOK;
+}
+
+static void testcase(void)
+{
+#ifdef RT_USING_HEAP
+    UTEST_UNIT_RUN(rt_signal_install_test);
+    UTEST_UNIT_RUN(rt_signal_mask_test);
+    UTEST_UNIT_RUN(rt_signal_unmask_test);
+    UTEST_UNIT_RUN(rt_signal_kill_test);
+    UTEST_UNIT_RUN(rt_signal_wait_test);
+    UTEST_UNIT_RUN(rt_signal_wait_test2);
+#endif /* RT_USING_HEAP */
+}
+UTEST_TC_EXPORT(testcase, "testcases.kernel.signal_tc", utest_tc_init, utest_tc_cleanup, 1000);
+
+/*********************** end of file ****************************/

RT_Thread/examples/utest/testcases/kernel/slab_tc.c

@@ -0,0 +1,323 @@
+/*
+ * Copyright (c) 2006-2019, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2021-10-14     tyx          the first version
+ */
+
+#include <rtthread.h>
+#include <stdlib.h>
+#include "utest.h"
+
+#define TEST_SLAB_SIZE 1024 * 1024
+
+static int _mem_cmp(void *ptr, rt_uint8_t v, rt_size_t size)
+{
+    while (size-- != 0)
+    {
+        if (*(rt_uint8_t *)ptr != v)
+            return *(rt_uint8_t *)ptr - v;
+    }
+    return 0;
+}
+
+struct slab_alloc_context
+{
+    rt_list_t node;
+    rt_size_t size;
+    rt_uint8_t magic;
+};
+
+struct slab_alloc_head
+{
+    rt_list_t list;
+    rt_size_t count;
+    rt_tick_t start;
+    rt_tick_t end;
+    rt_tick_t interval;
+};
+
+#define SLAB_RANG_ALLOC_BLK_MIN  2
+#define SLAB_RANG_ALLOC_BLK_MAX  5
+#define SLAB_RANG_ALLOC_TEST_TIME 5
+
+static void slab_alloc_test(void)
+{
+    struct slab_alloc_head head;
+    rt_uint8_t *buf;
+    rt_slab_t heap;
+    rt_size_t size;
+    struct slab_alloc_context *ctx;
+
+    /* init */
+    rt_list_init(&head.list);
+    head.count = 0;
+    head.start = rt_tick_get();
+    head.end = rt_tick_get() + rt_tick_from_millisecond(SLAB_RANG_ALLOC_TEST_TIME * 1000);
+    head.interval = (head.end - head.start) / 20;
+    buf = rt_malloc(TEST_SLAB_SIZE);
+    uassert_not_null(buf);
+    uassert_int_equal(RT_ALIGN((rt_ubase_t)buf, RT_ALIGN_SIZE), (rt_ubase_t)buf);
+    rt_memset(buf, 0xAA, TEST_SLAB_SIZE);
+    heap = rt_slab_init("slab_tc", buf, TEST_SLAB_SIZE);
+    // test run
+    while (head.end - head.start < RT_TICK_MAX / 2)
+    {
+        if (rt_tick_get() - head.start >= head.interval)
+        {
+            head.start = rt_tick_get();
+            rt_kprintf("#");
+        }
+        // %60 probability to perform alloc operation
+        if (rand() % 10 >= 4)
+        {
+            size = rand() % SLAB_RANG_ALLOC_BLK_MAX + SLAB_RANG_ALLOC_BLK_MIN;
+            size *= sizeof(struct slab_alloc_context);
+            ctx = rt_slab_alloc(heap, size);
+            if (ctx == RT_NULL)
+            {
+                if (head.count == 0)
+                {
+                    break;
+                }
+                size = head.count / 2;
+                while (size != head.count)
+                {
+                    ctx = rt_list_first_entry(&head.list, struct slab_alloc_context, node);
+                    rt_list_remove(&ctx->node);
+                    if (ctx->size > sizeof(*ctx))
+                    {
+                        if (_mem_cmp(&ctx[1], ctx->magic, ctx->size - sizeof(*ctx)) != 0)
+                        {
+                            uassert_true(0);
+                        }
+                    }
+                    rt_memset(ctx, 0xAA, ctx->size);
+                    rt_slab_free(heap, ctx);
+                    head.count --;
+                }
+                continue;
+            }
+            //if (RT_ALIGN((rt_ubase_t)ctx, RT_ALIGN_SIZE) != (rt_ubase_t)ctx)
+            //{
+            //    uassert_int_equal(RT_ALIGN((rt_ubase_t)ctx, RT_ALIGN_SIZE), (rt_ubase_t)ctx);
+            //}
+            rt_memset(ctx, 0, size);
+            rt_list_init(&ctx->node);
+            ctx->size = size;
+            ctx->magic = rand() & 0xff;
+            if (ctx->size > sizeof(*ctx))
+            {
+                rt_memset(&ctx[1], ctx->magic, ctx->size - sizeof(*ctx));
+            }
+            rt_list_insert_after(&head.list, &ctx->node);
+            head.count += 1;
+        }
+        else
+        {
+            if (!rt_list_isempty(&head.list))
+            {
+                ctx = rt_list_first_entry(&head.list, struct slab_alloc_context, node);
+                rt_list_remove(&ctx->node);
+                if (ctx->size > sizeof(*ctx))
+                {
+                    if (_mem_cmp(&ctx[1], ctx->magic, ctx->size - sizeof(*ctx)) != 0)
+                    {
+                        uassert_true(0);
+                    }
+                }
+                rt_memset(ctx, 0xAA, ctx->size);
+                rt_slab_free(heap, ctx);
+                head.count --;
+            }
+        }
+    }
+    while (!rt_list_isempty(&head.list))
+    {
+        ctx = rt_list_first_entry(&head.list, struct slab_alloc_context, node);
+        rt_list_remove(&ctx->node);
+        if (ctx->size > sizeof(*ctx))
+        {
+            if (_mem_cmp(&ctx[1], ctx->magic, ctx->size - sizeof(*ctx)) != 0)
+            {
+                uassert_true(0);
+            }
+        }
+        rt_memset(ctx, 0xAA, ctx->size);
+        rt_slab_free(heap, ctx);
+        head.count --;
+    }
+    uassert_int_equal(head.count, 0);
+    // slab heap deinit
+    rt_slab_detach(heap);
+    /* release test resources */
+    rt_free(buf);
+}
+
+#define SLAB_RANG_REALLOC_BLK_MIN  0
+#define SLAB_RANG_REALLOC_BLK_MAX  5
+#define SLAB_RANG_REALLOC_TEST_TIME 5
+
+struct slab_realloc_context
+{
+    rt_size_t size;
+    rt_uint8_t magic;
+};
+
+struct slab_realloc_head
+{
+    struct slab_realloc_context **ctx_tab;
+    rt_size_t count;
+    rt_tick_t start;
+    rt_tick_t end;
+    rt_tick_t interval;
+};
+
+static void slab_realloc_test(void)
+{
+    struct slab_realloc_head head;
+    rt_uint8_t *buf;
+    rt_slab_t heap;
+    rt_size_t size, idx;
+    struct slab_realloc_context *ctx;
+    int res;
+
+    size = RT_ALIGN(sizeof(struct slab_realloc_context), RT_ALIGN_SIZE) + RT_ALIGN_SIZE;
+    size = TEST_SLAB_SIZE / size;
+    /* init */
+    head.ctx_tab = RT_NULL;
+    head.count = size;
+    head.start = rt_tick_get();
+    head.end = rt_tick_get() + rt_tick_from_millisecond(SLAB_RANG_ALLOC_TEST_TIME * 1000);
+    head.interval = (head.end - head.start) / 20;
+    buf = rt_malloc(TEST_SLAB_SIZE);
+    uassert_not_null(buf);
+    uassert_int_equal(RT_ALIGN((rt_ubase_t)buf, RT_ALIGN_SIZE), (rt_ubase_t)buf);
+    rt_memset(buf, 0xAA, TEST_SLAB_SIZE);
+    heap = rt_slab_init("slab_tc", buf, TEST_SLAB_SIZE);
+    /* init ctx tab */
+    size = head.count * sizeof(struct slab_realloc_context *);
+    head.ctx_tab = rt_slab_alloc(heap, size);
+    uassert_not_null(head.ctx_tab);
+    rt_memset(head.ctx_tab, 0, size);
+    // test run
+    while (head.end - head.start < RT_TICK_MAX / 2)
+    {
+        if (rt_tick_get() - head.start >= head.interval)
+        {
+            head.start = rt_tick_get();
+            rt_kprintf("#");
+        }
+        size = rand() % SLAB_RANG_ALLOC_BLK_MAX + SLAB_RANG_ALLOC_BLK_MIN;
+        size *= sizeof(struct slab_realloc_context);
+        idx = rand() % head.count;
+        ctx = rt_slab_realloc(heap, head.ctx_tab[idx], size);
+        if (ctx == RT_NULL)
+        {
+            if (size == 0)
+            {
+                if (head.ctx_tab[idx])
+                {
+                    head.ctx_tab[idx] = RT_NULL;
+                }
+            }
+            else
+            {
+                for (idx = 0; idx < head.count; idx++)
+                {
+                    ctx = head.ctx_tab[idx];
+                    if (rand() % 2 && ctx)
+                    {
+                        if (ctx->size > sizeof(*ctx))
+                        {
+                            res = _mem_cmp(&ctx[1], ctx->magic, ctx->size - sizeof(*ctx));
+                            if (res != 0)
+                            {
+                                uassert_int_equal(res, 0);
+                            }
+                        }
+                        rt_memset(ctx, 0xAA, ctx->size);
+                        rt_slab_realloc(heap, ctx, 0);
+                        head.ctx_tab[idx] = RT_NULL;
+                    }
+                }
+            }
+            continue;
+        }
+        /* check slab */
+        if (head.ctx_tab[idx] != RT_NULL)
+        {
+            res = 0;
+            if (ctx->size < size)
+            {
+                if (ctx->size > sizeof(*ctx))
+                {
+                    res = _mem_cmp(&ctx[1], ctx->magic, ctx->size - sizeof(*ctx));
+                }
+            }
+            else
+            {
+                if (size > sizeof(*ctx))
+                {
+                    res = _mem_cmp(&ctx[1], ctx->magic, size - sizeof(*ctx));
+                }
+            }
+            if (res != 0)
+            {
+                uassert_int_equal(res, 0);
+            }
+        }
+        /* init slab */
+        ctx->magic = rand() & 0xff;
+        ctx->size = size;
+        if (ctx->size > sizeof(*ctx))
+        {
+            rt_memset(&ctx[1], ctx->magic, ctx->size - sizeof(*ctx));
+        }
+        head.ctx_tab[idx] = ctx;
+    }
+    // free all slab
+    for (idx = 0; idx < head.count; idx++)
+    {
+        ctx = head.ctx_tab[idx];
+        if (ctx == RT_NULL)
+        {
+            continue;
+        }
+        if (ctx->size > sizeof(*ctx))
+        {
+            res = _mem_cmp(&ctx[1], ctx->magic, ctx->size - sizeof(*ctx));
+            if (res != 0)
+            {
+                uassert_int_equal(res, 0);
+            }
+        }
+        rt_memset(ctx, 0xAA, ctx->size);
+        rt_slab_realloc(heap, ctx, 0);
+        head.ctx_tab[idx] = RT_NULL;
+    }
+    // slab heap deinit
+    rt_slab_detach(heap);
+    /* release test resources */
+    rt_free(buf);
+}
+
+static rt_err_t utest_tc_init(void)
+{
+    return RT_EOK;
+}
+
+static rt_err_t utest_tc_cleanup(void)
+{
+    return RT_EOK;
+}
+
+static void testcase(void)
+{
+    UTEST_UNIT_RUN(slab_alloc_test);
+    UTEST_UNIT_RUN(slab_realloc_test);
+}
+UTEST_TC_EXPORT(testcase, "testcases.kernel.slab_tc", utest_tc_init, utest_tc_cleanup, 20);

RT_Thread/examples/utest/testcases/kernel/smp/Kconfig

@@ -0,0 +1,23 @@
+menu "Kernel SMP Testcase"
+
+config UTEST_SMP_AFFFINITY_TC
+    bool "smp affinity and thread priority test1"
+    default n
+
+config UTEST_SMP_ASSIGNED_IDLE_CORE_TC
+    bool "smp threads auto assign to idle cores for test"
+    default n
+
+config UTEST_SMP_INTERRUPT_PRI_TC
+    bool "smp interrupt priority test"
+    default n
+
+config UTEST_SMP_SPINLOCK_TC
+    bool "smp spinlock test"
+    default n
+
+config UTEST_SMP_THREAD_PREEMPTION_TC
+    bool "smp threads preemption test"
+    default n
+
+endmenu

RT_Thread/examples/utest/testcases/kernel/smp/SConscript

@@ -0,0 +1,27 @@
+Import('rtconfig')
+from building import *
+
+cwd     = GetCurrentDir()
+src     = []
+CPPPATH = [cwd]
+
+if GetDepend(['UTEST_SMP_SPINLOCK_TC']):
+    src += ['smp_spinlock_tc.c']
+    
+if GetDepend(['UTEST_SMP_ASSIGNED_IDLE_CORE_TC']):
+    src += ['smp_assigned_idle_cores_tc.c']
+
+if GetDepend(['UTEST_SMP_INTERRUPT_PRI_TC']):
+    src += ['smp_interrupt_pri_tc.c']
+
+if GetDepend(['UTEST_SMP_THREAD_PREEMPTION_TC']):
+    src += ['smp_thread_preemption_tc.c']
+
+if GetDepend(['UTEST_SMP_AFFFINITY_TC']):
+    src += ['smp_bind_affinity_tc.c']
+    src += ['smp_affinity_pri1_tc.c']
+    src += ['smp_affinity_pri2_tc.c']    
+
+group = DefineGroup('utestcases', src, depend = ['RT_USING_UTESTCASES'], CPPPATH = CPPPATH)
+
+Return('group')

RT_Thread/examples/utest/testcases/kernel/smp/smp_affinity_pri1_tc.c

@@ -0,0 +1,135 @@
+/*
+ * Copyright (c) 2006-2024, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2024-08-10     RV           the first version
+ */
+
+#include <rtthread.h>
+#include "utest.h"
+
+/**
+ * @brief   Test that threads with low-priority bound cores do not preempt high-priority threads.
+ *
+ * @note    Create RT_CPUS_NR threads, thread 0 is bound to core 0, lower priority, the priority of the other threads
+ *          for the system's highest and the thread entry function does not let out the CPU control, run the specified
+ *          number of times in thread 0 to create a high-priority not bound to the core of the thread, the thread will
+ *          be preempted by the core 0 is running on the thread!
+ */
+
+/* Number of thread runs */
+static int run_num = 10;
+#define THREAD_STACK_SIZE UTEST_THR_STACK_SIZE
+#define THREAD_PRIORITY   2
+#define LOW_PRIORITY  50
+#define THIGH_PRIORITY  10
+static rt_thread_t        threads[RT_CPUS_NR];
+static rt_thread_t        temp_thread;
+static struct rt_spinlock lock;
+static int                thread_inc = 0;
+static int                num        = 0;
+
+static void thread_temp_entry(void *parameter)
+{
+    int id = 0;
+    while (1)
+    {
+        id = rt_hw_cpu_id();
+        uassert_int_equal(id, 0);
+        extern long list_thread(void);
+        list_thread();
+        rt_thread_delete(temp_thread);
+    }
+}
+
+static void thread_entry(void *parameter)
+{
+    int id   = 0;
+    int para = *(int *)parameter;
+    while (1)
+    {
+        thread_inc++;
+        id = rt_hw_cpu_id();
+        if (para == 0)
+        {
+            if (thread_inc == run_num)
+            {
+                uassert_int_equal(id, 0);
+                extern long list_thread(void);
+                list_thread();
+                /* Creating high-priority untied core threads */
+                temp_thread = rt_thread_create("Tn", thread_temp_entry, RT_NULL, THREAD_STACK_SIZE, THIGH_PRIORITY, 20);
+
+                if (temp_thread != RT_NULL)
+                {
+                    rt_thread_startup(temp_thread);
+                }
+            }
+            rt_thread_delay(5);
+        }
+        else
+        {
+            uassert_int_not_equal(id, 0);
+            while (1);
+        }
+    }
+}
+
+static void smp_affinity_pri1_tc(void)
+{
+    static int params[RT_CPUS_NR] = {0};
+    char thread_name[8];
+    int  i;
+
+    for (i = 0; i < RT_CPUS_NR; i++)
+    {
+        params[i] = i;
+    }
+
+    /*  Creating threads with low priority bindings to core 0 */
+    threads[0] = rt_thread_create("T0", thread_entry, (int *)&params[0], THREAD_STACK_SIZE, LOW_PRIORITY, 20);
+
+    if (threads[0] != RT_NULL)
+    {
+        rt_thread_control(threads[0], RT_THREAD_CTRL_BIND_CPU, (void *)0);
+        rt_thread_startup(threads[0]);
+    }
+
+    /* Create high-priority unbound threads with thread functions that don't let out CPU control */
+    for (i = 1; i < RT_CPUS_NR; i++)
+    {
+        rt_snprintf(thread_name, sizeof(thread_name), "T%d", i);
+        threads[i] = rt_thread_create(thread_name, thread_entry, (int *)&params[i], THREAD_STACK_SIZE, THREAD_PRIORITY, 20);
+
+        if (threads[i] != RT_NULL)
+        {
+            rt_thread_control(threads[i], RT_THREAD_CTRL_BIND_CPU, (void *)i);
+            rt_thread_startup(threads[i]);
+        }
+    }
+    rt_thread_delay(100);
+}
+
+static rt_err_t utest_tc_init(void)
+{
+    rt_spin_lock_init(&lock);
+    return RT_EOK;
+}
+
+static rt_err_t utest_tc_cleanup(void)
+{
+    for (num = 0; num < RT_CPUS_NR; num++)
+    {
+        rt_thread_delete(threads[num]);
+    }
+    return RT_EOK;
+}
+
+static void testcase(void)
+{
+    UTEST_UNIT_RUN(smp_affinity_pri1_tc);
+}
+UTEST_TC_EXPORT(testcase, "testcases.smp.affinity_pri1_tc", utest_tc_init, utest_tc_cleanup, 10);

RT_Thread/examples/utest/testcases/kernel/smp/smp_affinity_pri2_tc.c

@@ -0,0 +1,128 @@
+/*
+ * Copyright (c) 2006-2024, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2024-08-10     RV           the first version
+ */
+
+#include <rtthread.h>
+#include "utest.h"
+
+/**
+ * @brief   Threads are automatically balanced across cores.
+ *
+ * @note    Create RT_CPUS_NR threads, thread 0 is not bound to core 0, higher priority, the priority of the other
+ *          threads for the system's highest and the thread entry function does not let out the CPU control, run the
+ *          specified number of times after the creation of thread 0 in thread 0, a low-priority bound to the core 0,
+ *          the thread will not preempt the core 0 is running on threads
+ */
+
+/* Number of thread runs */
+static int run_num = 10;
+#define THREAD_STACK_SIZE UTEST_THR_STACK_SIZE
+#define THREAD_PRIORITY   2
+#define LOW_PRIORITY 50
+#define THIGH_PRIORITY  10
+static rt_thread_t        threads[RT_CPUS_NR];
+static rt_thread_t        temp_thread;
+static struct rt_spinlock lock;
+static int                thread_inc = 0;
+static int                run_flag = 0;
+static int                num        = 0;
+
+static void thread_temp_entry(void *parameter)
+{
+    run_flag = 1;
+    rt_thread_delete(temp_thread);
+}
+
+static void thread_entry(void *parameter)
+{
+    int id   = 0;
+    int para = *(int *)parameter;
+    while (1)
+    {
+        thread_inc++;
+        id = rt_hw_cpu_id();
+        if (para == 0)
+        {
+            if (thread_inc == run_num)
+            {
+                uassert_int_equal(id, 0);
+                temp_thread = rt_thread_create("Tn", thread_temp_entry, RT_NULL, THREAD_STACK_SIZE, LOW_PRIORITY, 20);
+
+                if (temp_thread != RT_NULL)
+                {
+                    rt_thread_control(temp_thread, RT_THREAD_CTRL_BIND_CPU, (void *)0);
+                    rt_thread_startup(temp_thread);
+                    uassert_int_not_equal(run_flag, 1);
+                }
+            }
+            rt_thread_delay(5);
+        }
+        else
+        {
+            uassert_int_not_equal(id, 0);
+            while (1);
+        }
+    }
+}
+
+static void smp_affinity_pri2_tc(void)
+{
+    static int params[RT_CPUS_NR] = {0};
+    char thread_name[8];
+    int  i;
+
+    for (i = 0; i < RT_CPUS_NR; i++)
+    {
+        params[i] = i;
+    }
+
+    threads[0] = rt_thread_create("T0", thread_entry, (int *)&params[0], THREAD_STACK_SIZE, THIGH_PRIORITY, 20);
+
+    if (threads[0] != RT_NULL)
+    {
+        uassert_true(1);
+        rt_thread_startup(threads[0]);
+    }
+
+    /* Create high-priority unbound threads with thread functions that don't let out CPU control */
+    for (i = 1; i < RT_CPUS_NR; i++)
+    {
+        rt_snprintf(thread_name, sizeof(thread_name), "T%d", i);
+        threads[i] = rt_thread_create(thread_name, thread_entry, (int *)&params[i], THREAD_STACK_SIZE, THREAD_PRIORITY, 20);
+
+        if (threads[i] != RT_NULL)
+        {
+            uassert_true(1);
+            rt_thread_control(threads[i], RT_THREAD_CTRL_BIND_CPU, (void *)i);
+            rt_thread_startup(threads[i]);
+        }
+    }
+    rt_thread_delay(50);
+}
+
+static rt_err_t utest_tc_init(void)
+{
+    rt_spin_lock_init(&lock);
+    return RT_EOK;
+}
+
+static rt_err_t utest_tc_cleanup(void)
+{
+    for (num = 0; num < RT_CPUS_NR; num++)
+    {
+        rt_thread_delete(threads[num]);
+    }
+    return RT_EOK;
+}
+
+static void testcase(void)
+{
+    UTEST_UNIT_RUN(smp_affinity_pri2_tc);
+}
+UTEST_TC_EXPORT(testcase, "testcases.smp.affinity_pri2_tc", utest_tc_init, utest_tc_cleanup, 10);

RT_Thread/examples/utest/testcases/kernel/smp/smp_assigned_idle_cores_tc.c

@@ -0,0 +1,91 @@
+/*
+ * Copyright (c) 2006-2024, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2024-08-10     RV           the first version
+ */
+
+#include <rtthread.h>
+#include "utest.h"
+
+/**
+ * @brief   Threads are automatically balanced across cores.
+ *
+ * @note    Create multiple threads untied core threads, run them for a while on each core to see
+ *          if the threads are automatically distributed evenly, run for a while to output the threads
+ *          running on each core.
+ */
+
+#define THREAD_STACK_SIZE UTEST_THR_STACK_SIZE
+#define THREAD_PRIORITY   20
+static rt_thread_t threads[RT_CPUS_NR];
+static int         tick = 0, finsh_flag = 0;
+static int                num        = 0;
+/* thread entry function */
+static void thread_entry(void *parameter)
+{
+    while (1)
+    {
+        tick++;
+        if (tick == 100)
+        {
+            /* Output the current core running threads */
+            extern long list_thread(void);
+            list_thread();
+            finsh_flag = 0xA55A;
+            uassert_true(1);
+        }
+        rt_thread_delay(5);
+    }
+}
+
+static void thread_on_idle_core_tc(void)
+{
+    static int params[RT_CPUS_NR] = {0};
+    char       thread_name[8];
+    int        i;
+
+    /* Initialise the thread entry parameters */
+    for (i = 0; i < RT_CPUS_NR; i++)
+    {
+        params[i] = i;
+    }
+
+    /* Create RT_CPUS_NR threads and pass the entry parameters for each thread */
+    for (i = 0; i < RT_CPUS_NR; i++)
+    {
+        rt_snprintf(thread_name, sizeof(thread_name), "T%d", i);
+        threads[i] = rt_thread_create(thread_name, thread_entry, &params[i], THREAD_STACK_SIZE, THREAD_PRIORITY, 20);
+        if (threads[i] != RT_NULL)
+        {
+            uassert_true(1);
+            rt_thread_startup(threads[i]);
+        }
+    }
+    /* Waiting for test cases to finish */
+    while (finsh_flag != 0xA55A);
+}
+
+static rt_err_t utest_tc_init(void)
+{
+    rt_kprintf("[Test case]: created threads are automatically assigned to run on idle cores\r\n");
+    return RT_EOK;
+}
+
+static rt_err_t utest_tc_cleanup(void)
+{
+    for (num = 0; num < RT_CPUS_NR; num++)
+    {
+        rt_thread_delete(threads[num]);
+    }
+    return RT_EOK;
+}
+
+static void testcase(void)
+{
+    UTEST_UNIT_RUN(thread_on_idle_core_tc);
+}
+UTEST_TC_EXPORT(testcase, "testcases.smp.assigned_idle_cores_tc", utest_tc_init, utest_tc_cleanup, 10);

RT_Thread/examples/utest/testcases/kernel/smp/smp_bind_affinity_tc.c

@@ -0,0 +1,114 @@
+/*
+ * Copyright (c) 2006-2024, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2024-08-10     RV           the first version
+ */
+
+#include <rtthread.h>
+#include "utest.h"
+
+/**
+ * @brief   Binding core affinity testcase.
+ *
+ * @note    Create RT_CPUS_NR threads, thread 0 is bound to core 0, other threads are not bound to specific cores,
+ *          after running for a set number of times, count the number of times each core is run on the corresponding core,
+ *          thread 0 should always be run on core 0, other threads will be run on different cores.
+ */
+
+/* Number of thread runs */
+static int run_num = 100;
+#define THREAD_STACK_SIZE UTEST_THR_STACK_SIZE
+#define THREAD_PRIORITY   20
+static rt_thread_t threads[RT_CPUS_NR];
+static struct rt_spinlock lock;
+static int thread_inc[RT_CPUS_NR] = {0};
+static int thread_tic[RT_CPUS_NR] = {0};
+static int finsh_flag = 0;
+static int                num        = 0;
+
+static void thread_entry(void *parameter)
+{
+    int id   = 0;
+    int para = *(int *)parameter;
+    while (1)
+    {
+        thread_tic[para]++;
+        id = rt_hw_cpu_id();
+        if (para == id)
+        {
+            thread_inc[para]++;
+        }
+
+        if (thread_tic[para] == run_num)
+        {
+            if (para == 0)
+                uassert_int_equal(thread_inc[para], thread_tic[para]);
+            else
+                uassert_int_not_equal(thread_inc[para], thread_tic[para]);
+            finsh_flag ++;
+        }
+        rt_thread_delay(5);
+    }
+}
+
+static void thread_bind_affinity_tc(void)
+{
+    static int params[RT_CPUS_NR] = {0};
+    char       thread_name[8];
+    int        i, j;
+
+    for (i = 0; i < RT_CPUS_NR; i++)
+    {
+        params[i] = i;
+    }
+
+    /* Create RT_CPUS_NR threads Thread 0 is bound to core 0 Other threads are not bound */
+    for (i = 0; i < RT_CPUS_NR; i++)
+    {
+        rt_snprintf(thread_name, sizeof(thread_name), "thread%d", i);
+        threads[i] = rt_thread_create(thread_name, thread_entry, (int *)&params[i], THREAD_STACK_SIZE, THREAD_PRIORITY, 20);
+        if (i == 0)
+        {
+            rt_thread_control(threads[0], RT_THREAD_CTRL_BIND_CPU, (void *)0);
+        }
+        if (threads[i] != RT_NULL)
+        {
+            rt_thread_startup(threads[i]);
+        }
+    }
+
+    while (finsh_flag != RT_CPUS_NR);
+
+    /* Displays the number of times a thread was executed on the relevant core */
+    for (j = 0; j < RT_CPUS_NR; j++)
+    {
+        rt_spin_lock(&lock);
+        rt_kprintf("Total runs[%d], Number of times thread[%d] run on [core%d]: [%4d], always run at core%d ? %s \r\n", run_num, j, j, thread_inc[j], j, (thread_inc[j] == run_num) ? "yes" : "no");
+        rt_spin_unlock(&lock);
+    }
+}
+
+static rt_err_t utest_tc_init(void)
+{
+    rt_spin_lock_init(&lock);
+    return RT_EOK;
+}
+
+static rt_err_t utest_tc_cleanup(void)
+{
+    for (num = 0; num < RT_CPUS_NR; num++)
+    {
+        rt_thread_delete(threads[num]);
+    }
+    return RT_EOK;
+}
+
+static void testcase(void)
+{
+    UTEST_UNIT_RUN(thread_bind_affinity_tc);
+}
+UTEST_TC_EXPORT(testcase, "testcases.smp.bind_affinity_tc", utest_tc_init, utest_tc_cleanup, 10);

RT_Thread/examples/utest/testcases/kernel/smp/smp_interrupt_pri_tc.c

@@ -0,0 +1,120 @@
+/*
+ * Copyright (c) 2006-2024, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2024-08-10     RV           the first version
+ */
+
+#include <rtthread.h>
+#include "utest.h"
+#include <interrupt.h>
+
+/**
+ * @brief   Setting the Interrupt Priority Test.
+ *
+ * @note    Without turning off interrupts, interrupts respond in the order in which they are triggered.
+ *          With interrupts turned off, low and high priority interrupts are triggered sequentially,
+ *          and when interrupts are turned on, high priority interrupts respond first.
+ */
+
+#define RES_VAL         0X0
+#define SET_VAL         0XA
+#define RT_SPI_1        1
+#define RT_SPI_2        2
+#define RT_SPI_PRI_HIGH 120
+#define RT_SPI_PRI_LOW  140
+
+static int mode       = 0;
+static int ipi_val[2] = {0, 0};
+
+/* Software Interrupt 1 Service Functions */
+static void rt_scheduler_ipi1_handler(int vector, void *param)
+{
+    ipi_val[0] = SET_VAL;
+    if (mode == 0)
+    {
+        uassert_true(ipi_val[0] > ipi_val[1]);
+    }
+    else
+    {
+        ipi_val[0] = RES_VAL;
+        ipi_val[1] = RES_VAL;
+    }
+}
+
+/* Software Interrupt 2 Service Functions */
+static void rt_scheduler_ipi2_handler(int vector, void *param)
+{
+    ipi_val[1] = SET_VAL;
+    if (mode == 0)
+    {
+        ipi_val[0] = RES_VAL;
+        ipi_val[1] = RES_VAL;
+    }
+    else
+    {
+        uassert_true(ipi_val[0] < ipi_val[1]);
+    }
+}
+
+/* Interrupt priority testcases 1 */
+static void int_pri1_tc(void)
+{
+    mode = 0;
+    unsigned int pri1, pri2;
+    pri1 = rt_hw_interrupt_get_priority(RT_SPI_1);
+    pri2 = rt_hw_interrupt_get_priority(RT_SPI_2);
+
+    if (pri1 < pri2)
+        uassert_true(pri1 < pri2);
+
+    /* Trigger interrupt */
+    rt_hw_ipi_send(RT_SPI_1, 0x1);
+    rt_hw_ipi_send(RT_SPI_2, 0x1);
+    rt_thread_delay(5);
+}
+
+/* Interrupt priority testcases 2 */
+static void int_pri2_tc(void)
+{
+    mode = 1;
+    unsigned int pri1, pri2;
+    pri1 = rt_hw_interrupt_get_priority(RT_SPI_1);
+    pri2 = rt_hw_interrupt_get_priority(RT_SPI_2);
+
+    if (pri1 < pri2)
+        uassert_true(pri1 < pri2);
+
+    rt_base_t level = rt_hw_local_irq_disable();
+    /* Trigger interrupt */
+    rt_hw_ipi_send(RT_SPI_1, 0x1);
+    rt_hw_ipi_send(RT_SPI_2, 0x1);
+    rt_hw_local_irq_enable(level);
+    rt_thread_delay(5);
+}
+
+static rt_err_t utest_tc_init(void)
+{
+    /* Setting the priority of software interrupts */
+    rt_hw_interrupt_set_priority(RT_SPI_1, RT_SPI_PRI_LOW);
+    rt_hw_interrupt_set_priority(RT_SPI_2, RT_SPI_PRI_HIGH);
+    /* Register software interrupt service functions */
+    rt_hw_ipi_handler_install(RT_SPI_1, rt_scheduler_ipi1_handler);
+    rt_hw_ipi_handler_install(RT_SPI_2, rt_scheduler_ipi2_handler);
+    return RT_EOK;
+}
+
+static rt_err_t utest_tc_cleanup(void)
+{
+    return RT_EOK;
+}
+
+static void testcase(void)
+{
+    UTEST_UNIT_RUN(int_pri1_tc);
+    UTEST_UNIT_RUN(int_pri2_tc);
+}
+UTEST_TC_EXPORT(testcase, "testcases.smp.interrupt_pri_tc", utest_tc_init, utest_tc_cleanup, 10);

RT_Thread/examples/utest/testcases/kernel/smp/smp_spinlock_tc.c

@@ -0,0 +1,93 @@
+/*
+ * Copyright (c) 2006-2024, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2024-08-13     RV           the first version
+ */
+
+#include <rtthread.h>
+#include "utest.h"
+#include <interrupt.h>
+
+/**
+ * @brief   Spinlock testcase.
+ *
+ * @note    Create multiple threads and use spinlocks to protect shared memory
+ */
+
+#define THREAD_PRIORITY   20
+#define THREAD_TIMESLICE  20
+#define THREAD_STACK_SIZE UTEST_THR_STACK_SIZE
+static rt_thread_t        thread1;
+static rt_thread_t        thread2;
+static rt_uint8_t         finsh_flag = 0;
+static struct rt_spinlock lock;
+static rt_uint8_t         number1, number2 = 0;
+
+static void rt_thread_entry1(void *parameter)
+{
+    while (1)
+    {
+        rt_spin_lock(&lock);
+        number1++;
+        rt_thread_yield();
+        number2++;
+        rt_spin_unlock(&lock);
+        rt_thread_delay(5);
+    }
+}
+
+static void rt_thread_entry2(void *parameter)
+{
+    while (1)
+    {
+        rt_spin_lock(&lock);
+        uassert_int_equal(number1, number2);
+        number1++;
+        number2++;
+        rt_spin_unlock(&lock);
+        if (number1 >= 10)
+        {
+            finsh_flag = 1;
+        }
+        rt_thread_delay(5);
+    }
+}
+
+static void smp_spinlock_tc(void)
+{
+    thread1 = rt_thread_create("T1", rt_thread_entry1, RT_NULL, THREAD_STACK_SIZE, THREAD_PRIORITY, 20);
+    if (thread1 != RT_NULL)
+    {
+        rt_thread_startup(thread1);
+    }
+
+    thread2 = rt_thread_create("T2", rt_thread_entry2, RT_NULL, THREAD_STACK_SIZE, THREAD_PRIORITY - 1, 20);
+    if (thread2 != RT_NULL)
+    {
+        rt_thread_startup(thread2);
+    }
+    while (finsh_flag == 0);
+}
+
+static rt_err_t utest_tc_init(void)
+{
+    rt_spin_lock_init(&lock);
+    return RT_EOK;
+}
+
+static rt_err_t utest_tc_cleanup(void)
+{
+    rt_thread_delete(thread1);
+    rt_thread_delete(thread2);
+    return RT_EOK;
+}
+
+static void testcase(void)
+{
+    UTEST_UNIT_RUN(smp_spinlock_tc);
+}
+UTEST_TC_EXPORT(testcase, "testcases.smp.spinlock_tc", utest_tc_init, utest_tc_cleanup, 10);

RT_Thread/examples/utest/testcases/kernel/smp/smp_thread_preemption_tc.c

@@ -0,0 +1,87 @@
+/*
+ * Copyright (c) 2006-2024, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2024-08-10     RV           the first version
+ */
+
+#include <rtthread.h>
+#include "utest.h"
+
+/**
+ * @brief   Thread Preemption Test with Different Priorities.
+ *
+ * @note    Create multiple threads, low-priority threads run first,
+ *          high-priority threads preempt low-priority threads, and
+ *          print the current status of each core in the thread's entry function.
+ */
+
+#define THREAD_PRIORITY_HIGH 21
+#define THREAD_PRIORITY_LOW  30
+#define THREAD_STACK_SIZE UTEST_THR_STACK_SIZE
+
+static rt_thread_t   threads[2];
+static struct rt_spinlock lock;
+
+/* High Priority Thread */
+static void thread_high_entry(void *parameter)
+{
+    uassert_true(1);
+    rt_spin_lock(&lock);
+    rt_kprintf("High priority thread is running\n");
+    extern long list_thread(void);
+    list_thread();
+    rt_spin_unlock(&lock);
+}
+
+/* Low Priority Thread */
+static void thread_low_entry(void *parameter)
+{
+    uassert_true(1);
+    rt_spin_lock(&lock);
+    rt_kprintf("Low priority thread is running\n");
+    extern long list_thread(void);
+    list_thread();
+    rt_spin_unlock(&lock);
+}
+
+static void thread_preemptions_tc(void)
+{
+    /* Creating low-priority thread */
+    threads[0] = rt_thread_create("tlow", thread_low_entry, RT_NULL, THREAD_STACK_SIZE, THREAD_PRIORITY_LOW, 10);
+    if (threads[0]  != RT_NULL)
+    {
+        uassert_true(1);
+        rt_thread_startup(threads[0] );
+    }
+
+    rt_thread_delay(5);
+    /* Creating high-priority thread */
+    threads[1]  = rt_thread_create("thigh", thread_high_entry, RT_NULL, THREAD_STACK_SIZE, THREAD_PRIORITY_HIGH, 10);
+    if (threads[1] != RT_NULL)
+    {
+        uassert_true(1);
+        rt_thread_startup(threads[1]);
+    }
+    rt_thread_delay(50);
+}
+
+static rt_err_t utest_tc_init(void)
+{
+    rt_spin_lock_init(&lock);
+    return RT_EOK;
+}
+
+static rt_err_t utest_tc_cleanup(void)
+{
+    return RT_EOK;
+}
+
+static void testcase(void)
+{
+    UTEST_UNIT_RUN(thread_preemptions_tc);
+}
+UTEST_TC_EXPORT(testcase, "testcases.smp.thread_preemptions_tc", utest_tc_init, utest_tc_cleanup, 10);

RT_Thread/examples/utest/testcases/kernel/thread_tc.c

@@ -0,0 +1,756 @@
+ /*
+ * Copyright (c) 2006-2021, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2021-09.01     yangjie      the firet version
+ * 2021-10.11     mazhiyuan    add idle, yield, suspend, control, priority, delay_until
+ */
+
+#define __RT_IPC_SOURCE__ /* include internal API for utest */
+
+#include <rtthread.h>
+#include <stdlib.h>
+#include "utest.h"
+
+#define THREAD_STACK_SIZE  UTEST_THR_STACK_SIZE
+#define THREAD_TIMESLICE   10
+
+rt_align(RT_ALIGN_SIZE)
+static char thread2_stack[UTEST_THR_STACK_SIZE];
+static struct rt_thread thread2;
+#ifdef RT_USING_HEAP
+    static rt_thread_t tid1 = RT_NULL;
+    static rt_thread_t tid3 = RT_NULL;
+    static rt_thread_t tid4 = RT_NULL;
+    static rt_thread_t tid5 = RT_NULL;
+    static rt_thread_t tid6 = RT_NULL;
+    static rt_thread_t tid7 = RT_NULL;
+#endif /* RT_USING_HEAP */
+
+static volatile rt_uint32_t tid3_delay_pass_flag = 0;
+static volatile rt_uint32_t tid3_finish_flag = 0;
+static volatile rt_uint32_t tid4_finish_flag = 0;
+static volatile rt_uint32_t tid6_finish_flag = 0;
+static volatile rt_uint32_t thread5_source = 0;
+
+#ifndef RT_USING_SMP
+    static volatile rt_uint32_t thread_yield_flag = 0;
+#endif
+static volatile rt_uint32_t entry_idle_hook_times = 0;
+static rt_thread_t __current_thread;
+static rt_uint8_t change_priority;
+static volatile rt_uint32_t count = 0;
+
+void thread1_entry(void *param)
+{
+    while (1);
+}
+
+static void test_dynamic_thread(void)
+{
+    rt_err_t ret_startup = -RT_ERROR;
+    rt_err_t ret_delete = -RT_ERROR;
+
+    tid1 = rt_thread_create("thread1",
+                            thread1_entry,
+                            (void *)1,
+                            THREAD_STACK_SIZE,
+                            UTEST_THR_PRIORITY + 1,
+                            THREAD_TIMESLICE - 5);
+    if (tid1 == RT_NULL)
+    {
+        uassert_false(tid1 == RT_NULL);
+        goto __exit;
+    }
+
+    ret_startup = rt_thread_startup(tid1);
+    if (ret_startup != RT_EOK)
+    {
+        uassert_false(ret_startup != RT_EOK);
+        goto __exit;
+    }
+
+    ret_delete = rt_thread_delete(tid1);
+    if (ret_delete != RT_EOK)
+    {
+        uassert_false(ret_delete != RT_EOK);
+        goto __exit;
+    }
+
+    uassert_true(tid1 != RT_NULL && ret_startup == RT_EOK && ret_delete == RT_EOK);
+
+__exit:
+    if (tid1 != RT_NULL && ret_delete != RT_EOK)
+    {
+        rt_thread_delete(tid1);
+    }
+    return;
+}
+
+void thread2_entry(void *param)
+{
+    while (1);
+}
+
+static void test_static_thread(void)
+{
+    rt_err_t ret_init = -RT_ERROR;
+    rt_err_t ret_startup = -RT_ERROR;
+    rt_err_t ret_detach = -RT_ERROR;
+
+    ret_init = rt_thread_init(&thread2,
+                              "thread2",
+                              thread2_entry,
+                              (void *)2,
+                              &thread2_stack[0],
+                              sizeof(thread2_stack),
+                              UTEST_THR_PRIORITY + 1,
+                              THREAD_TIMESLICE);
+    if (ret_init != RT_EOK)
+    {
+        uassert_false(ret_init != RT_EOK);
+        goto __exit;
+    }
+
+    ret_startup = rt_thread_startup(&thread2);
+    if (ret_startup != RT_EOK)
+    {
+        uassert_false(ret_startup != RT_EOK);
+        goto __exit;
+    }
+
+    ret_detach = rt_thread_detach(&thread2);
+    if (ret_detach != RT_EOK)
+    {
+        uassert_false(ret_detach != RT_EOK);
+        goto __exit;
+    }
+
+    uassert_true(ret_init == RT_EOK && ret_startup == RT_EOK && ret_detach == RT_EOK);
+
+__exit:
+    if (ret_init == RT_EOK && ret_detach != RT_EOK)
+    {
+        rt_thread_detach(&thread2);
+    }
+    return;
+}
+
+static void thread3_entry(void *parameter)
+{
+    rt_tick_t tick, latency_tick;
+    tick = rt_tick_get();
+    rt_thread_delay(15);
+    latency_tick = rt_tick_get() - tick;
+    if (latency_tick > 16 || latency_tick < 15)
+    {
+        tid3_finish_flag = 1;
+        tid3_delay_pass_flag = 0;
+        return;
+    }
+    tid3_delay_pass_flag = 1;
+    tid3_finish_flag = 1;
+}
+
+static void test_thread_delay(void)
+{
+    rt_err_t ret_startup = -RT_ERROR;
+
+    tid3 = rt_thread_create("thread3",
+                            thread3_entry,
+                            RT_NULL,
+                            THREAD_STACK_SIZE,
+                            UTEST_THR_PRIORITY - 1,
+                            THREAD_TIMESLICE);
+    if (tid3 == RT_NULL)
+    {
+        LOG_E("rt_thread_create failed!");
+        uassert_false(tid3 == RT_NULL);
+        goto __exit;
+    }
+
+    ret_startup = rt_thread_startup(tid3);
+    if (ret_startup != RT_EOK)
+    {
+        LOG_E("rt_thread_startup failed!");
+        uassert_false(1);
+        goto __exit;
+    }
+
+    while (tid3_finish_flag != 1);
+    uassert_true(tid3_delay_pass_flag == 1);
+
+__exit:
+    return;
+}
+
+static void idle_hook(void)
+{
+    entry_idle_hook_times ++;
+}
+
+static void thread4_entry(void *parameter)
+{
+    rt_uint32_t delay_times = 5;
+    while (delay_times --)
+    {
+        rt_thread_mdelay(300);
+    }
+    rt_thread_idle_delhook(idle_hook);
+    tid4_finish_flag = 1;
+}
+
+static void test_idle_hook(void)
+{
+    rt_err_t ret_startup = -RT_ERROR;
+
+    rt_thread_idle_sethook(idle_hook);
+
+    tid4 = rt_thread_create("thread4",
+                            thread4_entry,
+                            RT_NULL,
+                            THREAD_STACK_SIZE,
+                            UTEST_THR_PRIORITY - 1,
+                            THREAD_TIMESLICE);
+    if (tid4 == RT_NULL)
+    {
+        LOG_E("rt_thread_create failed!");
+        uassert_false(tid4 == RT_NULL);
+        goto __exit;
+    }
+
+    ret_startup = rt_thread_startup(tid4);
+    if (ret_startup != RT_EOK)
+    {
+        LOG_E("rt_thread_startup failed!");
+        uassert_false(1);
+        goto __exit;
+    }
+
+    while (tid4_finish_flag != 1)
+    {
+        rt_thread_mdelay(200);
+    }
+    uassert_true(entry_idle_hook_times > 0);
+
+__exit:
+    return;
+}
+
+static void thread5_entry(void *parameter)
+{
+    while (1)
+    {
+        thread5_source ++;
+        rt_thread_delay(5);
+        if (thread5_source == 5)
+        {
+            rt_thread_yield();
+        }
+    }
+}
+
+static void thread6_entry(void *parameter)
+{
+    while (++ thread5_source <= 9);
+    tid6_finish_flag = 1;
+}
+
+static void test_thread_yield(void)
+{
+    rt_err_t ret_startup = -RT_ERROR;
+    thread5_source = 0;
+    tid5 = rt_thread_create("thread5",
+                            thread5_entry,
+                            RT_NULL,
+                            THREAD_STACK_SIZE,
+                            UTEST_THR_PRIORITY - 1,
+                            THREAD_TIMESLICE);
+    if (tid5 == RT_NULL)
+    {
+        LOG_E("rt_thread_create failed!");
+        uassert_false(tid5 == RT_NULL);
+        goto __exit;
+    }
+    ret_startup = rt_thread_startup(tid5);
+    if (ret_startup != RT_EOK)
+    {
+        LOG_E("rt_thread_startup failed!");
+        uassert_false(1);
+        goto __exit;
+    }
+    tid6 = rt_thread_create("thread6",
+                            thread6_entry,
+                            RT_NULL,
+                            THREAD_STACK_SIZE,
+                            UTEST_THR_PRIORITY - 1,
+                            THREAD_TIMESLICE);
+    if (tid6 == RT_NULL)
+    {
+        LOG_E("rt_thread_create failed!");
+        uassert_false(tid6 == RT_NULL);
+        goto __exit;
+    }
+    ret_startup = rt_thread_startup(tid6);
+    if (ret_startup != RT_EOK)
+    {
+        LOG_E("rt_thread_startup failed!");
+        uassert_false(1);
+        goto __exit;
+    }
+
+    while (tid6_finish_flag != 1);
+    uassert_true(thread5_source == 10);
+
+__exit:
+    if (tid5 != RT_NULL)
+    {
+        rt_thread_delete(tid5);
+    }
+    return;
+}
+
+static void thread7_entry(void *parameter)
+{
+    while (1);
+}
+
+static void test_thread_control(void)
+{
+    rt_err_t ret_control = -RT_ERROR;
+    rt_err_t rst_delete = -RT_ERROR;
+    rt_sched_lock_level_t slvl;
+
+    tid7 = rt_thread_create("thread7",
+                            thread7_entry,
+                            RT_NULL,
+                            THREAD_STACK_SIZE,
+                            UTEST_THR_PRIORITY + 1,
+                            THREAD_TIMESLICE);
+    if (tid7 == RT_NULL)
+    {
+        LOG_E("rt_thread_create failed!");
+        uassert_false(tid7 == RT_NULL);
+        goto __exit;
+    }
+
+    ret_control = rt_thread_control(tid7, RT_THREAD_CTRL_STARTUP, RT_NULL);
+    if (ret_control != RT_EOK)
+    {
+        LOG_E("rt_thread_control failed!");
+        uassert_false(1);
+        goto __exit;
+    }
+    rt_thread_mdelay(200);
+    rt_thread_control(tid7, RT_THREAD_CTRL_CHANGE_PRIORITY, &change_priority);
+
+    rt_sched_lock(&slvl);
+    if (rt_sched_thread_get_curr_prio(tid7) != change_priority)
+    {
+        LOG_E("rt_thread_control failed!");
+        uassert_false(1);
+        rt_sched_unlock(slvl);
+        goto __exit;
+    }
+    rt_sched_unlock(slvl);
+
+    rst_delete = rt_thread_control(tid7, RT_THREAD_CTRL_CLOSE, RT_NULL);
+    if (rst_delete != RT_EOK)
+    {
+        LOG_E("rt_thread_control failed!");
+        uassert_false(rst_delete != RT_EOK);
+        goto __exit;
+    }
+
+    uassert_true(1);
+
+__exit:
+    if (tid7 != RT_NULL && rst_delete != RT_EOK)
+    {
+        rt_thread_delete(tid7);
+    }
+    return;
+}
+
+static void thread8_entry(void *parameter)
+{
+    for (; count < 10; count ++);
+}
+
+static void test_thread_priority(void)
+{
+    rt_err_t ret_startup = -RT_ERROR;
+    rt_thread_t tid8 = RT_NULL;
+
+    tid8 = rt_thread_create("thread8",
+                            thread8_entry,
+                            RT_NULL,
+                            THREAD_STACK_SIZE,
+                            UTEST_THR_PRIORITY - 1,
+                            THREAD_TIMESLICE);
+    if (tid8 == RT_NULL)
+    {
+        LOG_E("rt_thread_create failed!");
+        uassert_false(tid8 == RT_NULL);
+        return;
+    }
+    count = 0;
+    ret_startup = rt_thread_startup(tid8);
+    if (ret_startup != RT_EOK)
+    {
+        uassert_false(ret_startup != RT_EOK);
+        return ;
+    }
+    uassert_true(count == 10);
+
+    return;
+}
+
+static void test_delay_until(void)
+{
+    rt_tick_t tick;
+    rt_tick_t check_tick = 0;
+    rt_tick_t delta = 0;
+
+    tick = rt_tick_get();
+
+    check_tick = tick;
+    rt_thread_delay_until(&tick, 100);
+    delta = rt_tick_get() - check_tick;
+    rt_kprintf("delta[100] -> %d\n", delta);
+    uassert_int_equal(delta, 100);
+
+    check_tick = tick;
+    rt_thread_delay(2);
+    rt_thread_delay_until(&tick, 200);
+    delta = rt_tick_get() - check_tick;
+    rt_kprintf("delta[200] -> %d\n", delta);
+    uassert_int_equal(delta, 200);
+
+    check_tick = tick;
+    rt_thread_delay(2);
+    rt_thread_delay_until(&tick, 300);
+    delta = rt_tick_get() - check_tick;
+    rt_kprintf("delta[300] -> %d\n", delta);
+    uassert_int_equal(delta, 300);
+
+    check_tick = tick;
+    rt_thread_delay(2);
+    rt_thread_delay_until(&tick, 100);
+    delta = rt_tick_get() - check_tick;
+    uassert_int_equal(delta, 100);
+
+    check_tick = tick;
+    rt_thread_delay(2);
+    rt_thread_delay_until(&tick, 50);
+    delta = rt_tick_get() - check_tick;
+    rt_kprintf("delta[50] -> %d\n", delta);
+    uassert_int_equal(delta, 50);
+
+    check_tick = tick;
+    rt_thread_delay(2);
+    rt_thread_delay_until(&tick, 20);
+    delta = rt_tick_get() - check_tick;
+    rt_kprintf("delta[20] -> %d\n", delta);
+    uassert_int_equal(delta, 20);
+
+    /**
+     * the rt_kprints above can take few ticks to complete, maybe more than 10
+     */
+    tick = rt_tick_get();
+    check_tick = tick;
+    rt_thread_delay(2);
+    rt_thread_delay_until(&tick, 10);
+    delta = rt_tick_get() - check_tick;
+    rt_kprintf("delta[10] -> %d\n", delta);
+    uassert_int_equal(delta, 10);
+}
+
+static rt_thread_t tidA, tidB1, tidB2;
+static uint32_t timeslice_cntA, timeslice_cntB1, timeslice_cntB2;
+
+static void test_timeslice_threadA_entry(void *parameter)
+{
+    while (1)
+    {
+        rt_thread_delay(2);
+        timeslice_cntA++;
+        if (timeslice_cntA > 10) return;
+    }
+}
+static void test_timeslice_threadB1_entry(void *parameter)
+{
+    while (1)
+    {
+        timeslice_cntB1++;
+        if (timeslice_cntA > 10) return;
+    }
+}
+static void test_timeslice_threadB2_entry(void *parameter)
+{
+    while (1)
+    {
+        timeslice_cntB2++;
+        if (timeslice_cntA > 10) return;
+    }
+}
+
+void test_timeslice(void)
+{
+    rt_err_t ret_startup = -RT_ERROR;
+    uint32_t diff;
+
+    timeslice_cntA = 0;
+    timeslice_cntB1 = 0;
+    timeslice_cntB2 = 0;
+
+    tidA = rt_thread_create("timeslice", test_timeslice_threadA_entry, RT_NULL,
+                           2048, UTEST_THR_PRIORITY + 1, 10);
+    if (!tidA)
+    {
+        LOG_E("rt_thread_create failed!");
+        return;
+    }
+
+    rt_thread_control(tidA, RT_THREAD_CTRL_BIND_CPU, (void *)1);
+    ret_startup = rt_thread_startup(tidA);
+    if (ret_startup != RT_EOK)
+    {
+        LOG_E("rt_thread_startup failed!");
+        uassert_false(1);
+        return ;
+    }
+
+    tidB1 = rt_thread_create("timeslice", test_timeslice_threadB1_entry, RT_NULL,
+                           2048, UTEST_THR_PRIORITY + 2, 2);
+    if (!tidB1)
+    {
+        LOG_E("rt_thread_create failed!");
+        return;
+    }
+
+    rt_thread_control(tidB1, RT_THREAD_CTRL_BIND_CPU, (void *)1);
+    ret_startup = rt_thread_startup(tidB1);
+    if (ret_startup != RT_EOK)
+    {
+        LOG_E("rt_thread_startup failed!");
+        uassert_false(1);
+        return ;
+    }
+
+    tidB2 = rt_thread_create("timeslice", test_timeslice_threadB2_entry, RT_NULL,
+                           2048, UTEST_THR_PRIORITY + 2, 2);
+    if (!tidB2)
+    {
+        LOG_E("rt_thread_create failed!");
+        return;
+    }
+
+    rt_thread_control(tidB2, RT_THREAD_CTRL_BIND_CPU, (void *)1);
+    ret_startup = rt_thread_startup(tidB2);
+    if (ret_startup != RT_EOK)
+    {
+        LOG_E("rt_thread_startup failed!");
+        uassert_false(1);
+        return ;
+    }
+    do{
+        rt_thread_delay(2 * 20);
+    }while(timeslice_cntA <= 10);
+
+    rt_kprintf("A:%d,B1:%d,B2:%d\n", timeslice_cntA, timeslice_cntB1, timeslice_cntB2);
+    diff = abs(timeslice_cntB1 - timeslice_cntB2);
+    uassert_true(diff * 100 / timeslice_cntB1 < 30);
+    uassert_true(timeslice_cntA == 11);
+}
+
+#ifndef RT_USING_SMP
+static volatile rt_uint32_t yield_count;
+
+static void test_thread_yield_inc_entry(void *parameter)
+{
+    rt_uint32_t loop = 0;
+
+    while (1)
+    {
+        if (loop++ > 10001)
+            break;
+        yield_count++;
+        rt_thread_yield();
+    }
+}
+
+static void test_thread_yield_entry(void *parameter)
+{
+    rt_err_t ret_startup = -RT_ERROR;
+
+    rt_thread_t tid;
+    rt_uint32_t loop = 0;
+    rt_uint32_t count_before;
+
+    tid = rt_thread_create("inc", test_thread_yield_inc_entry, RT_NULL,
+                           2048, 1, 10);
+    if (!tid)
+    {
+        LOG_E("rt_thread_create failed!");
+        return;
+    }
+
+    ret_startup = rt_thread_startup(tid);
+    if (ret_startup != RT_EOK)
+    {
+        LOG_E("rt_thread_startup failed!");
+        uassert_false(1);
+        return ;
+    }
+
+    while (1)
+    {
+        if (loop++ > 10000)
+            break;
+
+        count_before = yield_count;
+        rt_thread_yield();
+        if (yield_count == count_before)
+        {
+            LOG_E("yield error!");
+            return;
+        }
+    }
+    thread_yield_flag = 1;
+}
+
+void test_thread_yield_nosmp(void)
+{
+    rt_err_t ret_startup = -RT_ERROR;
+
+    rt_thread_t tid;
+
+    yield_count = 0;
+
+    tid = rt_thread_create("chkcnt", test_thread_yield_entry, RT_NULL,
+                           2048, 1, 10);
+    if (!tid)
+    {
+        LOG_E("rt_thread_create failed!");
+        return;
+    }
+
+    ret_startup = rt_thread_startup(tid);
+    if (ret_startup != RT_EOK)
+    {
+        LOG_E("rt_thread_startup failed!");
+        uassert_false(1);
+        return ;
+    }
+
+    uassert_true(thread_yield_flag == 1);
+}
+
+// static rt_uint32_t thread9_count = 0;
+// static void thread9_entry(void *parameter)
+// {
+//     while (1)
+//     {
+//         thread9_count ++;
+//     }
+
+// }
+// static void test_thread_suspend(void)
+// {
+//     static rt_thread_t tid;
+//     rt_err_t ret_startup = -RT_ERROR;
+//     uint32_t count_before_suspend, count_before_resume, count_after_resume;
+//     tid = rt_thread_create("thread9",
+//                            thread9_entry,
+//                            RT_NULL,
+//                            THREAD_STACK_SIZE,
+//                            UTEST_THR_PRIORITY + 1,
+//                            THREAD_TIMESLICE);
+//     if (tid == RT_NULL)
+//     {
+//         LOG_E("rt_thread_create failed!");
+//         uassert_false(tid4 == RT_NULL);
+//         goto __exit;
+//     }
+
+//     ret_startup = rt_thread_startup(tid);
+//     if (ret_startup != RT_EOK)
+//     {
+//         LOG_E("rt_thread_startup failed!");
+//         uassert_false(1);
+//         goto __exit;
+//     }
+//     rt_thread_delay(5);
+//     rt_thread_suspend(tid);
+//     count_before_suspend = thread9_count;
+//     uassert_true(count_before_suspend != 0);
+//     rt_thread_delay(5);
+//     count_before_resume = thread9_count;
+//     uassert_true(count_before_suspend == count_before_resume);
+//     rt_thread_resume(tid);
+//     rt_thread_delay(5);
+//     count_after_resume = thread9_count;
+//     uassert_true(count_after_resume != count_before_resume);
+
+// __exit:
+//     if (tid != RT_NULL)
+//     {
+//         rt_thread_delete(tid);
+//     }
+//     return;
+// }
+#endif
+
+static rt_err_t utest_tc_init(void)
+{
+    __current_thread = rt_thread_self();
+    change_priority = UTEST_THR_PRIORITY + 5;
+    tid3_delay_pass_flag = 0;
+    tid3_finish_flag = 0;
+    tid4_finish_flag = 0;
+    tid6_finish_flag = 0;
+    entry_idle_hook_times = 0;
+    count = 0;
+    return RT_EOK;
+}
+
+static rt_err_t utest_tc_cleanup(void)
+{
+    return RT_EOK;
+}
+
+static void testcase(void)
+{
+    /* init, detach */
+    UTEST_UNIT_RUN(test_static_thread);
+    /* create, delete */
+    UTEST_UNIT_RUN(test_dynamic_thread);
+    /* delay */
+    UTEST_UNIT_RUN(test_thread_delay);
+    /* idle_sethook, idle_delhook */
+    UTEST_UNIT_RUN(test_idle_hook);
+    /* yield */
+    UTEST_UNIT_RUN(test_thread_yield);
+#ifndef RT_USING_SMP
+    /* yield_nosmp */
+    UTEST_UNIT_RUN(test_thread_yield_nosmp);
+    /* suspend, resume */
+    // UTEST_UNIT_RUN(test_thread_suspend);
+#endif
+    /* control */
+    UTEST_UNIT_RUN(test_thread_control);
+    UTEST_UNIT_RUN(test_thread_priority);
+    /* delay_until */
+    UTEST_UNIT_RUN(test_delay_until);
+    /* timeslice */
+    // UTEST_UNIT_RUN(test_timeslice); /* Can not running in Github Action QEMU */
+}
+
+
+UTEST_TC_EXPORT(testcase, "testcases.kernel.thread_tc", utest_tc_init, utest_tc_cleanup, 1000);
+
+/********************* end of file ************************/

RT_Thread/examples/utest/testcases/kernel/timer_tc.c

@@ -0,0 +1,747 @@
+/*
+ * Copyright (c) 2006-2019, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2021-08-12     luckyzjq     the first version
+ */
+
+#include <rtthread.h>
+#include <stdlib.h>
+#include "utest.h"
+
+#undef uassert_true
+#define uassert_true(value)                                 \
+    do                                                      \
+    {                                                       \
+        if (!(value))                                       \
+        {                                                   \
+            __utest_assert(value, "(" #value ") is false"); \
+        }                                                   \
+    } while (0)
+
+/* notify user that the test is not corrupted */
+#define PRINT_PROGRESS(id) LOG_I("Testing on %d", id)
+
+static rt_uint8_t timer_flag_oneshot[] = {
+    RT_TIMER_FLAG_ONE_SHOT,
+    RT_TIMER_FLAG_ONE_SHOT | RT_TIMER_FLAG_HARD_TIMER,
+    RT_TIMER_FLAG_ONE_SHOT | RT_TIMER_FLAG_SOFT_TIMER,
+};
+
+static rt_uint8_t timer_flag_periodic[] = {
+    RT_TIMER_FLAG_PERIODIC,
+    RT_TIMER_FLAG_PERIODIC | RT_TIMER_FLAG_HARD_TIMER,
+    RT_TIMER_FLAG_PERIODIC | RT_TIMER_FLAG_SOFT_TIMER,
+};
+
+typedef struct test_timer_struct
+{
+    struct rt_timer static_timer; /* static timer handler */
+    rt_timer_t dynamic_timer;     /* dynamic timer pointer */
+    rt_tick_t expect_tick;        /* expect tick */
+    rt_ubase_t callbacks;         /* timer callback times */
+    rt_bool_t is_static;          /* static or dynamic timer */
+} timer_struct;
+static timer_struct timer;
+
+static void timer_oneshot(void *param)
+{
+    timer_struct *timer_call;
+    timer_call = (timer_struct *)param;
+    timer_call->callbacks++;
+
+    uassert_true(rt_tick_get() == timer_call->expect_tick);
+}
+
+static void timer_periodic(void *param)
+{
+    rt_err_t result;
+    timer_struct *timer_call;
+    timer_call = (timer_struct *)param;
+    timer_call->callbacks++;
+
+    uassert_true(rt_tick_get() == timer_call->expect_tick);
+
+    if (timer_call->is_static)
+    {
+        timer_call->expect_tick = rt_tick_get() + timer_call->static_timer.init_tick;
+    }
+    else
+    {
+        timer_call->expect_tick = rt_tick_get() + timer_call->dynamic_timer->init_tick;
+    }
+
+    if (timer_call->callbacks == 5)
+    {
+        /* periodic timer can stop */
+        if (timer_call->is_static)
+        {
+            result = rt_timer_stop(&timer_call->static_timer);
+        }
+        else
+        {
+            result = rt_timer_stop(timer_call->dynamic_timer);
+        }
+
+        uassert_true(result == RT_EOK);
+    }
+}
+
+static void test_static_timer(void)
+{
+    rt_err_t result;
+
+    timer.callbacks = 0;
+    timer.is_static = RT_TRUE;
+
+    /* one shot timer test */
+    for (int time_out = 1; time_out < 10; time_out++)
+    {
+        for (int i = 0; i < sizeof(timer_flag_oneshot); i++)
+        {
+            rt_timer_init(&timer.static_timer,
+                          "static_timer",
+                          timer_oneshot,
+                          &timer,
+                          time_out,
+                          timer_flag_oneshot[i]);
+
+            /* calc expect tick */
+            timer.expect_tick = rt_tick_get() + time_out;
+
+            /* start timer */
+            result = rt_timer_start(&timer.static_timer);
+            uassert_true(result == RT_EOK);
+
+            /* wait for timerout */
+            rt_thread_delay(3 * time_out + 1);
+
+            uassert_true(timer.callbacks == 1);
+
+            /* detach timer */
+            result = rt_timer_detach(&timer.static_timer);
+            uassert_true(result == RT_EOK);
+            timer.callbacks = 0;
+        }
+    }
+
+    /* periodic timer test */
+    for (int time_out = 1; time_out < 10; time_out++)
+    {
+        for (int i = 0; i < sizeof(timer_flag_periodic); i++)
+        {
+            rt_timer_init(&timer.static_timer,
+                          "static_timer",
+                          timer_periodic,
+                          &timer,
+                          time_out,
+                          timer_flag_periodic[i]);
+
+            /* calc expect tick */
+            timer.expect_tick = rt_tick_get() + time_out;
+
+            /* start timer */
+            result = rt_timer_start(&timer.static_timer);
+            uassert_true(result == RT_EOK);
+
+            /* wait for timerout */
+            rt_thread_delay(5 * time_out + 1);
+
+            uassert_true(timer.callbacks >= 5);
+
+            /* detach timer */
+            result = rt_timer_detach(&timer.static_timer);
+            uassert_true(result == RT_EOK);
+            timer.callbacks = 0;
+        }
+    }
+}
+
+static void test_static_timer_start_twice(void)
+{
+    rt_err_t result;
+
+    timer.callbacks = 0;
+    timer.is_static = RT_TRUE;
+
+    /* timer start twice test */
+    for (int time_out = 2; time_out < 10; time_out++)
+    {
+        for (int i = 0; i < sizeof(timer_flag_oneshot); i++)
+        {
+            rt_timer_init(&timer.static_timer,
+                          "static_timer",
+                          timer_oneshot,
+                          &timer,
+                          time_out,
+                          timer_flag_oneshot[i]);
+
+            /* calc expect tick */
+            timer.expect_tick = rt_tick_get() + time_out;
+
+            /* start timer */
+            result = rt_timer_start(&timer.static_timer);
+            uassert_true(result == RT_EOK);
+
+            rt_thread_delay(1);
+
+            /* calc expect tick */
+            timer.expect_tick = rt_tick_get() + time_out;
+
+            /* start timer */
+            result = rt_timer_start(&timer.static_timer);
+            uassert_true(result == RT_EOK);
+
+            /* wait for timerout */
+            rt_thread_delay(3 * time_out + 1);
+
+            uassert_true(timer.callbacks == 1);
+
+            /* detach timer */
+            result = rt_timer_detach(&timer.static_timer);
+            uassert_true(result == RT_EOK);
+            timer.callbacks = 0;
+        }
+    }
+}
+
+static void timer_control(void *param)
+{
+    rt_err_t result;
+    timer_struct *timer_call;
+    timer_call = (timer_struct *)param;
+    timer_call->callbacks++;
+
+    uassert_true(rt_tick_get() == timer_call->expect_tick);
+
+    /* periodic timer can stop */
+    if (timer_call->is_static)
+    {
+        result = rt_timer_stop(&timer_call->static_timer);
+    }
+    else
+    {
+        result = rt_timer_stop(timer_call->dynamic_timer);
+    }
+
+    uassert_true(result == RT_EOK);
+}
+
+static void test_static_timer_control(void)
+{
+    rt_err_t result;
+    int set_data;
+    int get_data;
+
+    timer.callbacks = 0;
+    timer.is_static = RT_TRUE;
+
+    rt_timer_init(&timer.static_timer,
+                  "static_timer",
+                  timer_control,
+                  &timer,
+                  5,
+                  RT_TIMER_FLAG_PERIODIC);
+
+    /* test set data */
+    set_data = 10;
+    result = rt_timer_control(&timer.static_timer, RT_TIMER_CTRL_SET_TIME, &set_data);
+
+    uassert_true(result == RT_EOK);
+
+    /* test get data */
+    result = rt_timer_control(&timer.static_timer, RT_TIMER_CTRL_GET_TIME, &get_data);
+
+    uassert_true(result == RT_EOK);
+    uassert_true(set_data == get_data);
+
+    /* calc expect tick */
+    timer.expect_tick = rt_tick_get() + set_data;
+
+    /* start timer */
+    result = rt_timer_start(&timer.static_timer);
+    uassert_true(result == RT_EOK);
+
+    rt_thread_delay(3 * set_data + 1);
+
+    /* detach timer */
+    result = rt_timer_detach(&timer.static_timer);
+    uassert_true(result == RT_EOK);
+    uassert_true(timer.callbacks == 1);
+}
+
+static void timer_start_in_callback(void *param)
+{
+    rt_err_t result;
+    timer_struct *timer_call;
+    timer_call = (timer_struct *)param;
+    timer_call->callbacks++;
+
+    uassert_true(rt_tick_get() == timer_call->expect_tick);
+
+    if (timer_call->is_static)
+    {
+        timer_call->expect_tick = rt_tick_get() + timer_call->static_timer.init_tick;
+        result = rt_timer_start(&timer_call->static_timer);
+    }
+    else
+    {
+        timer_call->expect_tick = rt_tick_get() + timer_call->dynamic_timer->init_tick;
+        result = rt_timer_start(timer_call->dynamic_timer);
+    }
+
+    uassert_true(result == RT_EOK);
+}
+
+static void timer_start_stop_in_callback(void *param)
+{
+    rt_err_t result;
+    timer_struct *timer_call;
+    timer_call = (timer_struct *)param;
+    timer_call->callbacks++;
+
+    uassert_true(rt_tick_get() == timer_call->expect_tick);
+
+    if (timer_call->is_static)
+    {
+        result = rt_timer_start(&timer_call->static_timer);
+    }
+    else
+    {
+        result = rt_timer_start(timer_call->dynamic_timer);
+    }
+
+    uassert_true(result == RT_EOK);
+
+    if (timer_call->is_static)
+    {
+        result = rt_timer_stop(&timer_call->static_timer);
+    }
+    else
+    {
+        result = rt_timer_stop(timer_call->dynamic_timer);
+    }
+
+    uassert_true(result == RT_EOK);
+}
+
+static void test_static_timer_op_in_callback(void)
+{
+    rt_err_t result;
+
+    timer.callbacks = 0;
+    timer.is_static = RT_TRUE;
+
+    /* start in callback test */
+    for (int time_out = 1; time_out < 10; time_out++)
+    {
+        for (int i = 0; i < sizeof(timer_flag_oneshot); i++)
+        {
+            rt_timer_init(&timer.static_timer,
+                          "static_timer",
+                          timer_start_in_callback,
+                          &timer,
+                          time_out,
+                          timer_flag_oneshot[i]);
+
+            /* calc expect tick */
+            timer.expect_tick = rt_tick_get() + time_out;
+
+            /* start timer */
+            result = rt_timer_start(&timer.static_timer);
+            uassert_true(result == RT_EOK);
+
+            /* wait for timerout */
+            rt_thread_delay(5 * time_out + 1);
+
+            uassert_true(timer.callbacks >= 5);
+
+            /* detach timer */
+            result = rt_timer_detach(&timer.static_timer);
+            uassert_true(result == RT_EOK);
+
+            timer.callbacks = 0;
+        }
+    }
+
+    /* start & stop in callback test */
+    for (int time_out = 1; time_out < 10; time_out++)
+    {
+        for (int i = 0; i < sizeof(timer_flag_periodic); i++)
+        {
+            rt_timer_init(&timer.static_timer,
+                          "static_timer",
+                          timer_start_stop_in_callback,
+                          &timer,
+                          time_out,
+                          timer_flag_periodic[i]);
+
+            /* calc expect tick */
+            timer.expect_tick = rt_tick_get() + time_out;
+
+            /* start timer */
+            result = rt_timer_start(&timer.static_timer);
+
+            uassert_true(result == RT_EOK);
+
+            /* wait for timerout */
+            rt_thread_delay(3 * time_out + 1);
+
+            uassert_true(timer.callbacks == 1);
+
+            /* detach timer */
+            result = rt_timer_detach(&timer.static_timer);
+
+            uassert_true(result == RT_EOK);
+
+            timer.callbacks = 0;
+        }
+    }
+}
+
+#ifdef RT_USING_HEAP
+
+static void test_dynamic_timer(void)
+{
+    rt_err_t result;
+
+    timer.callbacks = 0;
+    timer.is_static = RT_FALSE;
+
+    /* one shot timer test */
+    for (int time_out = 1; time_out < 10; time_out++)
+    {
+        for (int i = 0; i < sizeof(timer_flag_oneshot); i++)
+        {
+            timer.dynamic_timer = rt_timer_create("dynamic_timer",
+                                                  timer_oneshot,
+                                                  &timer,
+                                                  time_out,
+                                                  timer_flag_oneshot[i]);
+
+            /* calc expect tick */
+            timer.expect_tick = rt_tick_get() + time_out;
+
+            /* start timer */
+            result = rt_timer_start(timer.dynamic_timer);
+            uassert_true(result == RT_EOK);
+
+            /* wait for timerout */
+            rt_thread_delay(3 * time_out + 1);
+            uassert_true(timer.callbacks == 1);
+
+            /* detach timer */
+            result = rt_timer_delete(timer.dynamic_timer);
+            uassert_true(result == RT_EOK);
+            timer.callbacks = 0;
+        }
+    }
+
+    /* periodic timer test */
+    for (int time_out = 1; time_out < 10; time_out++)
+    {
+        for (int i = 0; i < sizeof(timer_flag_periodic); i++)
+        {
+            timer.dynamic_timer = rt_timer_create("dynamic_timer",
+                                                  timer_periodic,
+                                                  &timer,
+                                                  time_out,
+                                                  timer_flag_periodic[i]);
+
+            /* calc expect tick */
+            timer.expect_tick = rt_tick_get() + time_out;
+
+            /* start timer */
+            result = rt_timer_start(timer.dynamic_timer);
+            uassert_true(result == RT_EOK);
+
+            /* wait for timerout */
+            rt_thread_delay(5 * time_out + 1);
+            uassert_true(timer.callbacks >= 5);
+
+            /* detach timer */
+            result = rt_timer_delete(timer.dynamic_timer);
+            uassert_true(result == RT_EOK);
+            timer.callbacks = 0;
+        }
+    }
+}
+
+static void test_dynamic_timer_control(void)
+{
+    rt_err_t result;
+    int set_data;
+    int get_data;
+
+    timer.callbacks = 0;
+    timer.is_static = RT_FALSE;
+
+    timer.dynamic_timer = rt_timer_create("dynamic_timer",
+                                          timer_control,
+                                          &timer,
+                                          5,
+                                          RT_TIMER_FLAG_PERIODIC);
+
+    /* test set data */
+    set_data = 10;
+    result = rt_timer_control(timer.dynamic_timer, RT_TIMER_CTRL_SET_TIME, &set_data);
+    uassert_true(result == RT_EOK);
+
+    /* test get data */
+    result = rt_timer_control(timer.dynamic_timer, RT_TIMER_CTRL_GET_TIME, &get_data);
+
+    uassert_true(result == RT_EOK);
+    uassert_true(set_data == get_data);
+
+    /* calc expect tick */
+    timer.expect_tick = rt_tick_get() + set_data;
+
+    /* start timer */
+    result = rt_timer_start(timer.dynamic_timer);
+    uassert_true(result == RT_EOK);
+
+    rt_thread_delay(3 * set_data + 1);
+
+    /* detach timer */
+    result = rt_timer_delete(timer.dynamic_timer);
+    uassert_true(result == RT_EOK);
+    uassert_true(timer.callbacks == 1);
+}
+
+static void test_dynamic_timer_start_twice(void)
+{
+    rt_err_t result;
+
+    timer.callbacks = 0;
+    timer.is_static = RT_FALSE;
+
+    /* timer start twice test */
+    for (int time_out = 2; time_out < 10; time_out++)
+    {
+        for (int i = 0; i < sizeof(timer_flag_oneshot); i++)
+        {
+            timer.dynamic_timer = rt_timer_create("dynamic_timer",
+                                          timer_oneshot,
+                                          &timer,
+                                          time_out,
+                                          timer_flag_oneshot[i]);
+            /* calc expect tick */
+            timer.expect_tick = rt_tick_get() + time_out;
+
+            /* start timer */
+            result = rt_timer_start(timer.dynamic_timer);
+            uassert_true(result == RT_EOK);
+
+            rt_thread_delay(1);
+
+            /* calc expect tick */
+            timer.expect_tick = rt_tick_get() + time_out;
+
+            /* start timer */
+            result = rt_timer_start(timer.dynamic_timer);
+            uassert_true(result == RT_EOK);
+
+            /* wait for timerout */
+            rt_thread_delay(3 * time_out + 1);
+
+            uassert_true(timer.callbacks == 1);
+
+            /* detach timer */
+            result = rt_timer_delete(timer.dynamic_timer);
+            uassert_true(result == RT_EOK);
+            timer.callbacks = 0;
+        }
+    }
+}
+
+static void test_dynamic_timer_op_in_callback(void)
+{
+    rt_err_t result;
+
+    timer.callbacks = 0;
+    timer.is_static = RT_FALSE;
+
+    /* start in callback test */
+    for (int time_out = 1; time_out < 10; time_out++)
+    {
+        for (int i = 0; i < sizeof(timer_flag_oneshot); i++)
+        {
+            timer.dynamic_timer = rt_timer_create("dynamic_timer",
+                                      timer_start_in_callback,
+                                      &timer,
+                                      time_out,
+                                      timer_flag_oneshot[i]);
+
+            /* calc expect tick */
+            timer.expect_tick = rt_tick_get() + time_out;
+
+            /* start timer */
+            result = rt_timer_start(timer.dynamic_timer);
+            uassert_true(result == RT_EOK);
+
+            /* wait for timerout */
+            rt_thread_delay(5 * time_out + 1);
+
+            uassert_true(timer.callbacks >= 5);
+
+            /* detach timer */
+            result = rt_timer_delete(timer.dynamic_timer);
+            uassert_true(result == RT_EOK);
+
+            timer.callbacks = 0;
+        }
+    }
+
+    /* start & stop in callback test */
+    for (int time_out = 1; time_out < 10; time_out++)
+    {
+        for (int i = 0; i < sizeof(timer_flag_periodic); i++)
+        {
+            timer.dynamic_timer = rt_timer_create("dynamic_timer",
+                                      timer_start_stop_in_callback,
+                                      &timer,
+                                      time_out,
+                                      timer_flag_periodic[i]);
+            /* calc expect tick */
+            timer.expect_tick = rt_tick_get() + time_out;
+
+            /* start timer */
+            result = rt_timer_start(timer.dynamic_timer);
+
+            uassert_true(result == RT_EOK);
+
+            /* wait for timerout */
+            rt_thread_delay(3 * time_out + 1);
+
+            uassert_true(timer.callbacks == 1);
+
+            /* detach timer */
+            result = rt_timer_delete(timer.dynamic_timer);
+
+            uassert_true(result == RT_EOK);
+
+            timer.callbacks = 0;
+        }
+    }
+}
+#endif /* RT_USING_HEAP */
+
+#define TEST_TIME_S 60      // test 60 seconds
+#define STRESS_TIMERS 100
+
+static struct rt_timer stress_timer[STRESS_TIMERS];
+
+static void timer_stress(void *param)
+{
+    rt_timer_t stress_timer = (rt_timer_t)param;
+
+    if (rand() % 2 == 0)
+    {
+        rt_timer_start(stress_timer);
+    }
+    else
+    {
+        rt_timer_stop(stress_timer);
+    }
+}
+
+static void test_timer_stress(void)
+{
+    rt_tick_t start;
+    rt_ubase_t iters = 0;
+    rt_ubase_t cur_tick;
+    rt_ubase_t next_print_time;
+
+    LOG_I("timer stress test begin, it will take %d seconds", 3*TEST_TIME_S);
+
+    for (int i = 0; i < sizeof(timer_flag_periodic); i++)
+    {
+        for (int j = 0; j < STRESS_TIMERS; j++)
+        {
+            rt_timer_init(&stress_timer[j],
+                  "stress_timer",
+                  timer_stress,
+                  &stress_timer[j],
+                  j + 1,
+                  timer_flag_periodic[i]);
+        }
+
+        start = rt_tick_get();
+        cur_tick = rt_tick_get();
+        next_print_time = cur_tick + RT_TICK_PER_SECOND;
+        while (cur_tick - start <= TEST_TIME_S * RT_TICK_PER_SECOND)
+        {
+            for (int j = 0; j < STRESS_TIMERS; j++)
+            {
+                if (rand() % 2 == 0)
+                {
+                    rt_timer_start(&stress_timer[j]);
+                }
+                else
+                {
+                    rt_timer_stop(&stress_timer[j]);
+                }
+            }
+            iters ++;
+            cur_tick = rt_tick_get();
+            if (cur_tick > next_print_time)
+            {
+                PRINT_PROGRESS(next_print_time);
+                next_print_time = cur_tick + RT_TICK_PER_SECOND;
+            }
+        }
+
+        for (int j = 0; j < STRESS_TIMERS; j++)
+        {
+            rt_timer_detach(&stress_timer[j]);
+        }
+    }
+
+    LOG_I("success after %lu iterations", iters);
+}
+
+static rt_err_t utest_tc_init(void)
+{
+    timer.dynamic_timer = RT_NULL;
+    timer.callbacks = 0;
+
+    return RT_EOK;
+}
+
+static rt_err_t utest_tc_cleanup(void)
+{
+    timer.dynamic_timer = RT_NULL;
+    timer.callbacks = 0;
+
+    return RT_EOK;
+}
+
+static void testcase(void)
+{
+    UTEST_UNIT_RUN(test_static_timer);
+    PRINT_PROGRESS(__LINE__);
+    UTEST_UNIT_RUN(test_static_timer_control);
+    PRINT_PROGRESS(__LINE__);
+    UTEST_UNIT_RUN(test_static_timer_start_twice);
+    PRINT_PROGRESS(__LINE__);
+    UTEST_UNIT_RUN(test_static_timer_op_in_callback);
+    PRINT_PROGRESS(__LINE__);
+#ifdef RT_USING_HEAP
+    UTEST_UNIT_RUN(test_dynamic_timer);
+    PRINT_PROGRESS(__LINE__);
+    UTEST_UNIT_RUN(test_dynamic_timer_control);
+    PRINT_PROGRESS(__LINE__);
+    UTEST_UNIT_RUN(test_dynamic_timer_start_twice);
+    PRINT_PROGRESS(__LINE__);
+    UTEST_UNIT_RUN(test_dynamic_timer_op_in_callback);
+    PRINT_PROGRESS(__LINE__);
+#endif /* RT_USING_HEAP */
+    UTEST_UNIT_RUN(test_timer_stress);
+    PRINT_PROGRESS(__LINE__);
+}
+UTEST_TC_EXPORT(testcase, "testcases.kernel.timer_tc", utest_tc_init, utest_tc_cleanup, 1000);
+
+/*********************** end of file ****************************/