Merge branch 'main' of https://bdgit.educoder.net/py6atlu3x/openharmonydocs

kernel_liteos_a-master/testsuites/unittest/process/basic/pthread/smoke/pthread_atfork_test_001.cpp

@@ -29,66 +29,66 @@
  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 #include "it_pthread_test.h" 
-// 全局变量
-static volatile int g_count = 0; // 计数器，控制线程的执行
-static pthread_mutex_t g_lock = PTHREAD_MUTEX_INITIALIZER; // 互斥锁，用于同步
-static int g_testAtforkCount = 0; // 测试计数器，用于检查不同阶段
-static int g_testAtforkPrepare = 0; // 用于检查fork前的准备阶段
-static int g_testAtforkParent = 0; // 用于标记父进程执行的步骤
-static int g_testAtforkChild = 0; // 用于标记子进程执行的步骤
-static const int SLEEP_TIME = 2; // 睡眠时间，单位秒
-
-// 准备函数，fork之前执行
+// 全局变量
+static volatile int g_count = 0; // 计数器，控制线程的执行
+static pthread_mutex_t g_lock = PTHREAD_MUTEX_INITIALIZER; // 互斥锁，用于同步
+static int g_testAtforkCount = 0; // 测试计数器，用于检查不同阶段
+static int g_testAtforkPrepare = 0; // 用于检查fork前的准备阶段
+static int g_testAtforkParent = 0; // 用于标记父进程执行的步骤
+static int g_testAtforkChild = 0; // 用于标记子进程执行的步骤
+static const int SLEEP_TIME = 2; // 睡眠时间，单位秒
+
+// 准备函数，fork之前执行
 static void Prepare()
 {
     int err;
-    ICUNIT_ASSERT_EQUAL_VOID(g_testAtforkCount, 1, g_testAtforkCount); // 确保g_testAtforkCount为1
-    err = pthread_mutex_lock(&g_lock); // 加锁
-    ICUNIT_ASSERT_EQUAL_VOID(err, 0, err); // 确保加锁成功
-    g_testAtforkPrepare++; // 标记准备阶段已执行
+    ICUNIT_ASSERT_EQUAL_VOID(g_testAtforkCount, 1, g_testAtforkCount); // 确保g_testAtforkCount为1
+    err = pthread_mutex_lock(&g_lock); // 加锁
+    ICUNIT_ASSERT_EQUAL_VOID(err, 0, err); // 确保加锁成功
+    g_testAtforkPrepare++; // 标记准备阶段已执行
 }
 
-// 父进程执行的函数
+// 父进程执行的函数
 static void Parent()
 {
     int err;
-    ICUNIT_ASSERT_EQUAL_VOID(g_testAtforkCount, 1, g_testAtforkCount); // 确保g_testAtforkCount为1
-    err = pthread_mutex_unlock(&g_lock); // 解锁
-    ICUNIT_ASSERT_EQUAL_VOID(err, 0, err); // 确保解锁成功
-    g_testAtforkParent++; // 标记父进程阶段已执行
+    ICUNIT_ASSERT_EQUAL_VOID(g_testAtforkCount, 1, g_testAtforkCount); // 确保g_testAtforkCount为1
+    err = pthread_mutex_unlock(&g_lock); // 解锁
+    ICUNIT_ASSERT_EQUAL_VOID(err, 0, err); // 确保解锁成功
+    g_testAtforkParent++; // 标记父进程阶段已执行
 }
 
-// 子进程执行的函数
+// 子进程执行的函数
 static void child()
 {
     int err;
-    ICUNIT_ASSERT_EQUAL_VOID(g_testAtforkCount, 1, g_testAtforkCount); // 确保g_testAtforkCount为1
-    err = pthread_mutex_unlock(&g_lock); // 解锁
-    ICUNIT_ASSERT_EQUAL_VOID(err, 0, err); // 确保解锁成功
-    g_testAtforkChild++; // 标记子进程阶段已执行
+    ICUNIT_ASSERT_EQUAL_VOID(g_testAtforkCount, 1, g_testAtforkCount); // 确保g_testAtforkCount为1
+    err = pthread_mutex_unlock(&g_lock); // 解锁
+    ICUNIT_ASSERT_EQUAL_VOID(err, 0, err); // 确保解锁成功
+    g_testAtforkChild++; // 标记子进程阶段已执行
 }
 
-// 线程执行的函数
+// 线程执行的函数
 static void *ThreadProc(void *arg)
 {
     int err;
 
-    // 当g_count小于5时，线程继续执行
-    while (g_count < 5) { // 5, 等待直到g_count == 5
-        err = pthread_mutex_lock(&g_lock); // 加锁
-        ICUNIT_GOTO_EQUAL(err, 0, err, EXIT); // 确保加锁成功
-        g_count++; // 增加计数
-        SLEEP_AND_YIELD(SLEEP_TIME); // 睡眠并让出CPU
-        err = pthread_mutex_unlock(&g_lock); // 解锁
-        ICUNIT_GOTO_EQUAL(err, 0, err, EXIT); // 确保解锁成功
-        SLEEP_AND_YIELD(SLEEP_TIME); // 睡眠并让出CPU
+    // 当g_count小于5时，线程继续执行
+    while (g_count < 5) { // 5, 等待直到g_count == 5
+        err = pthread_mutex_lock(&g_lock); // 加锁
+        ICUNIT_GOTO_EQUAL(err, 0, err, EXIT); // 确保加锁成功
+        g_count++; // 增加计数
+        SLEEP_AND_YIELD(SLEEP_TIME); // 睡眠并让出CPU
+        err = pthread_mutex_unlock(&g_lock); // 解锁
+        ICUNIT_GOTO_EQUAL(err, 0, err, EXIT); // 确保解锁成功
+        SLEEP_AND_YIELD(SLEEP_TIME); // 睡眠并让出CPU
     }
 
 EXIT:
     return NULL;
 }
 
-// 测试pthread_atfork的函数
+// 测试pthread_atfork的函数
 static void *PthreadAtforkTest(void *arg)
 {
     int err;
@@ -96,63 +96,63 @@ static void *PthreadAtforkTest(void *arg)
     pthread_t tid;
     int status = 0;
 
-    // 初始化全局变量
+    // 初始化全局变量
     g_count = 0;
     g_testAtforkCount = 0;
     g_testAtforkPrepare = 0;
     g_testAtforkParent = 0;
     g_testAtforkChild = 0;
 
-    // 创建新线程
+    // 创建新线程
     err = pthread_create(&tid, NULL, ThreadProc, NULL);
-    ICUNIT_GOTO_EQUAL(err, 0, err, EXIT); // 确保线程创建成功
-    err = pthread_atfork(Prepare, Parent, child); // 注册fork前后要执行的函数
-    ICUNIT_GOTO_EQUAL(err, 0, err, EXIT); // 确保注册成功
+    ICUNIT_GOTO_EQUAL(err, 0, err, EXIT); // 确保线程创建成功
+    err = pthread_atfork(Prepare, Parent, child); // 注册fork前后要执行的函数
+    ICUNIT_GOTO_EQUAL(err, 0, err, EXIT); // 确保注册成功
 
-    g_testAtforkCount++; // 标记已执行测试的计数
+    g_testAtforkCount++; // 标记已执行测试的计数
 
-    SLEEP_AND_YIELD(SLEEP_TIME); // 睡眠并让出CPU
+    SLEEP_AND_YIELD(SLEEP_TIME); // 睡眠并让出CPU
 
-    // 创建子进程
+    // 创建子进程
     pid = fork();
-    ICUNIT_GOTO_WITHIN_EQUAL(pid, 0, 100000, pid, EXIT); // 确保pid合理，子进程的pid不会超过100000
-    ICUNIT_GOTO_EQUAL(g_testAtforkPrepare, 1, g_testAtforkPrepare, EXIT); // 确保准备阶段已执行
+    ICUNIT_GOTO_WITHIN_EQUAL(pid, 0, 100000, pid, EXIT); // 确保pid合理，子进程的pid不会超过100000
+    ICUNIT_GOTO_EQUAL(g_testAtforkPrepare, 1, g_testAtforkPrepare, EXIT); // 确保准备阶段已执行
 
-    // 子进程执行的代码
+    // 子进程执行的代码
     if (pid == 0) {
-        ICUNIT_GOTO_EQUAL(g_testAtforkChild, 1, g_testAtforkChild, EXIT); // 确保子进程阶段已执行
-        while (g_count < 5) { // 等待直到g_count == 5
-            err = pthread_mutex_lock(&g_lock); // 加锁
-            ICUNIT_GOTO_EQUAL(err, 0, err, EXIT); // 确保加锁成功
-            g_count++; // 增加计数
-            SLEEP_AND_YIELD(SLEEP_TIME); // 睡眠并让出CPU
-            err = pthread_mutex_unlock(&g_lock); // 解锁
-            ICUNIT_GOTO_EQUAL(err, 0, err, EXIT); // 确保解锁成功
-            SLEEP_AND_YIELD(SLEEP_TIME); // 睡眠并让出CPU
+        ICUNIT_GOTO_EQUAL(g_testAtforkChild, 1, g_testAtforkChild, EXIT); // 确保子进程阶段已执行
+        while (g_count < 5) { // 等待直到g_count == 5
+            err = pthread_mutex_lock(&g_lock); // 加锁
+            ICUNIT_GOTO_EQUAL(err, 0, err, EXIT); // 确保加锁成功
+            g_count++; // 增加计数
+            SLEEP_AND_YIELD(SLEEP_TIME); // 睡眠并让出CPU
+            err = pthread_mutex_unlock(&g_lock); // 解锁
+            ICUNIT_GOTO_EQUAL(err, 0, err, EXIT); // 确保解锁成功
+            SLEEP_AND_YIELD(SLEEP_TIME); // 睡眠并让出CPU
         }
-        exit(15); // 退出并设置状态为15
+        exit(15); // 退出并设置状态为15
     }
 
-    // 父进程的验证
+    // 父进程的验证
     ICUNIT_GOTO_EQUAL(g_testAtforkParent, 1, g_testAtforkParent, EXIT_WAIT);
-    err = pthread_join(tid, NULL); // 等待线程结束
+    err = pthread_join(tid, NULL); // 等待线程结束
     ICUNIT_GOTO_EQUAL(err, 0, err, EXIT_WAIT);
 
-    // 父进程等待子进程结束并验证退出状态
+    // 父进程等待子进程结束并验证退出状态
     err = waitpid(pid, &status, 0);
     status = WEXITSTATUS(status);
-    ICUNIT_GOTO_EQUAL(err, pid, err, EXIT); // 确保waitpid成功
-    ICUNIT_GOTO_EQUAL(status, 15, status, EXIT); // 确保子进程的退出状态为15
+    ICUNIT_GOTO_EQUAL(err, pid, err, EXIT); // 确保waitpid成功
+    ICUNIT_GOTO_EQUAL(status, 15, status, EXIT); // 确保子进程的退出状态为15
 
 EXIT:
     return NULL;
 
 EXIT_WAIT:
-    (void)waitpid(pid, &status, 0); // 等待子进程结束
+    (void)waitpid(pid, &status, 0); // 等待子进程结束
     return NULL;
 }
 
-// 测试主程序
+// 测试主程序
 static int Testcase()
 {
     int ret;
@@ -161,28 +161,28 @@ static int Testcase()
     pthread_attr_t a = { 0 };
     struct sched_param param = { 0 };
 
-    // 获取当前线程的调度参数
+    // 获取当前线程的调度参数
     ret = pthread_getschedparam(pthread_self(), &curThreadPolicy, &param);
     ICUNIT_ASSERT_EQUAL(ret, 0, -ret);
 
     curThreadPri = param.sched_priority;
 
-    // 设置新的线程属性并创建新线程
+    // 设置新的线程属性并创建新线程
     ret = pthread_attr_init(&a);
     pthread_attr_setinheritsched(&a, PTHREAD_EXPLICIT_SCHED);
-    param.sched_priority = curThreadPri + 2; // 提高线程优先级
+    param.sched_priority = curThreadPri + 2; // 提高线程优先级
     pthread_attr_setschedparam(&a, &param);
-    ret = pthread_create(&newPthread, &a, PthreadAtforkTest, 0); // 创建新线程
+    ret = pthread_create(&newPthread, &a, PthreadAtforkTest, 0); // 创建新线程
     ICUNIT_ASSERT_EQUAL(ret, 0, ret);
 
-    // 等待新线程结束
+    // 等待新线程结束
     ret = pthread_join(newPthread, NULL);
     ICUNIT_ASSERT_EQUAL(ret, 0, ret);
 
     return 0;
 }
 
-// 测试用例的入口函数
+// 测试用例的入口函数
 void ItTestPthreadAtfork001(void)
 {
     TEST_ADD_CASE("IT_PTHREAD_ATFORK_001", Testcase, TEST_POSIX, TEST_MEM, TEST_LEVEL0, TEST_FUNCTION);

kernel_liteos_a-master/testsuites/unittest/process/basic/pthread/smoke/pthread_atfork_test_002.cpp

@@ -38,13 +38,13 @@
 
 extern int nanosleep(const struct timespec *req, struct timespec *rem);
 
-// 全局变量
+// 全局变量
 static pthread_mutex_t g_mux = PTHREAD_MUTEX_INITIALIZER;
 static volatile int g_testAtforkCount = 0;
 static int g_testAtforkPrepare = 0;
 static int g_testAtforkParent = 0;
 
-// 函数原型
+// 函数原型
 static void *Doit(void *arg);
 static void *Doit1(void *arg);
 static void Prepare(void);
@@ -53,69 +53,69 @@ static void *PthreadAtforkTest(void *arg);
 static int Testcase(void);
 void ItTestPthreadAtfork002(void);
 
-// Doit 函数（线程 1）
+// Doit 函数（线程 1）
 static void *Doit(void *arg)
 {
     int err;
-    struct timespec ts = { 2, 0 }; // 睡眠 2 秒
+    struct timespec ts = { 2, 0 }; // 睡眠 2 秒
 
-    // 确保全局变量 g_testAtforkCount 为 1
+    // 确保全局变量 g_testAtforkCount 为 1
     if (g_testAtforkCount != 1) {
         return NULL;
     }
 
-    // 锁住互斥锁
+    // 锁住互斥锁
     err = pthread_mutex_lock(&g_mux);
     if (err != 0) return NULL;
 
-    (void)nanosleep(&ts, NULL);  // 睡眠 2 秒
-    err = pthread_mutex_unlock(&g_mux);  // 解锁互斥锁
+    (void)nanosleep(&ts, NULL);  // 睡眠 2 秒
+    err = pthread_mutex_unlock(&g_mux);  // 解锁互斥锁
     if (err != 0) return NULL;
 
     return NULL;
 }
 
-// Doit1 函数（线程 2 - 子进程）
+// Doit1 函数（线程 2 - 子进程）
 static void *Doit1(void *arg)
 {
     int err;
-    struct timespec ts = { 2, 0 }; // 睡眠 2 秒
+    struct timespec ts = { 2, 0 }; // 睡眠 2 秒
 
-    // 确保全局变量 g_testAtforkCount 为 1
+    // 确保全局变量 g_testAtforkCount 为 1
     if (g_testAtforkCount != 1) {
         return NULL;
     }
 
-    // 锁住互斥锁
+    // 锁住互斥锁
     err = pthread_mutex_lock(&g_mux);
     if (err != 0) return NULL;
 
-    (void)nanosleep(&ts, NULL);  // 睡眠 2 秒
-    err = pthread_mutex_unlock(&g_mux);  // 解锁互斥锁
+    (void)nanosleep(&ts, NULL);  // 睡眠 2 秒
+    err = pthread_mutex_unlock(&g_mux);  // 解锁互斥锁
     if (err != 0) return NULL;
 
     return NULL;
 }
 
-// Prepare 函数（在 fork 前调用）
+// Prepare 函数（在 fork 前调用）
 static void Prepare(void)
 {
     int err;
 
-    err = pthread_mutex_unlock(&g_mux);  // 在 fork 前解锁互斥锁
+    err = pthread_mutex_unlock(&g_mux);  // 在 fork 前解锁互斥锁
     if (err != 0) return;
-    g_testAtforkPrepare++;  // 增加 prepare 计数
+    g_testAtforkPrepare++;  // 增加 prepare 计数
 }
 
-// Parent 函数（在 fork 后父进程中调用）
+// Parent 函数（在 fork 后父进程中调用）
 static void Parent(void)
 {
-    int err = pthread_mutex_lock(&g_mux);  // 在父进程中锁住互斥锁
+    int err = pthread_mutex_lock(&g_mux);  // 在父进程中锁住互斥锁
     if (err != 0) return;
-    g_testAtforkParent++;  // 增加父进程计数
+    g_testAtforkParent++;  // 增加父进程计数
 }
 
-// PthreadAtforkTest 函数（主测试函数）
+// PthreadAtforkTest 函数（主测试函数）
 static void *PthreadAtforkTest(void *arg)
 {
     int err, ret;
@@ -128,45 +128,45 @@ static void *PthreadAtforkTest(void *arg)
     g_testAtforkPrepare = 0;
     g_testAtforkParent = 0;
 
-    // 注册 pthread_atfork 的回调函数
+    // 注册 pthread_atfork 的回调函数
     err = pthread_atfork(Prepare, Parent, NULL);  
     if (err != 0) return NULL;
 
-    g_testAtforkCount++;  // 增加计数用于测试
+    g_testAtforkCount++;  // 增加计数用于测试
 
-    // 创建一个线程执行 Doit 函数
+    // 创建一个线程执行 Doit 函数
     err = pthread_create(&tid, NULL, Doit, NULL);  
     if (err != 0) return NULL;
 
-    nanosleep(&ts, NULL);  // 睡眠 1 秒
-    pid = fork();  // 创建子进程
+    nanosleep(&ts, NULL);  // 睡眠 1 秒
+    pid = fork();  // 创建子进程
 
-    // 检查 Prepare 函数是否被调用
+    // 检查 Prepare 函数是否被调用
     if (g_testAtforkPrepare != 1) {
         return NULL;
     }
 
     if (pid == 0) {
-        Doit1(NULL);  // 在子进程中执行 Doit1 函数
-        exit(10);  // 子进程退出，返回状态 10
+        Doit1(NULL);  // 在子进程中执行 Doit1 函数
+        exit(10);  // 子进程退出，返回状态 10
     }
 
     if (pid <= 0) {
         return NULL;
     }
 
-    // 检查 Parent 函数是否被调用
+    // 检查 Parent 函数是否被调用
     if (g_testAtforkParent != 1) {
         return NULL;
     }
 
-    // 等待线程执行完毕
+    // 等待线程执行完毕
     err = pthread_join(tid, NULL);  
     if (err != 0) return NULL;
 
-    // 等待子进程结束
+    // 等待子进程结束
     err = waitpid(pid, &status, 0);  
-    status = WEXITSTATUS(status);  // 获取子进程退出状态
+    status = WEXITSTATUS(status);  // 获取子进程退出状态
     if (err != pid || status != 10) {
         return NULL;
     }
@@ -174,7 +174,7 @@ static void *PthreadAtforkTest(void *arg)
     return NULL;
 }
 
-// Testcase 函数（初始化线程调度参数并执行测试）
+// Testcase 函数（初始化线程调度参数并执行测试）
 static int Testcase(void)
 {
     int ret;
@@ -183,32 +183,32 @@ static int Testcase(void)
     pthread_attr_t a = { 0 };
     struct sched_param param = { 0 };
 
-    // 获取当前线程的调度参数
+    // 获取当前线程的调度参数
     ret = pthread_getschedparam(pthread_self(), &curThreadPolicy, &param);
     if (ret != 0) return ret;
 
     curThreadPri = param.sched_priority;
 
-    // 初始化线程属性
+    // 初始化线程属性
     ret = pthread_attr_init(&a);  
     if (ret != 0) return ret;
 
     pthread_attr_setinheritsched(&a, PTHREAD_EXPLICIT_SCHED);
-    param.sched_priority = curThreadPri + 2;  // 设置线程优先级为当前优先级 + 2
+    param.sched_priority = curThreadPri + 2;  // 设置线程优先级为当前优先级 + 2
     pthread_attr_setschedparam(&a, &param);
 
-    // 创建新线程执行 PthreadAtforkTest 函数
+    // 创建新线程执行 PthreadAtforkTest 函数
     ret = pthread_create(&newPthread, &a, PthreadAtforkTest, 0);  
     if (ret != 0) return ret;
 
-    // 等待新线程执行完毕
+    // 等待新线程执行完毕
     ret = pthread_join(newPthread, NULL);  
     if (ret != 0) return ret;
 
     return 0;
 }
 
-// ItTestPthreadAtfork002 函数（测试用例入口）
+// ItTestPthreadAtfork002 函数（测试用例入口）
 void ItTestPthreadAtfork002(void)
 {
     TEST_ADD_CASE("IT_PTHREAD_ATFORK_002", Testcase, TEST_POSIX, TEST_MEM, TEST_LEVEL0, TEST_FUNCTION);

kernel_liteos_a-master/testsuites/unittest/process/basic/pthread/smoke/pthread_cond_test_001.cpp

@@ -29,109 +29,187 @@
  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 #include <pthread.h>
-#include "ICUnit.h" // 假设你有这个头文件来处理测试相关的宏
+#include <unistd.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <sys/wait.h>
+#include <time.h>
+#include <sched.h>
+
+extern int nanosleep(const struct timespec *req, struct timespec *rem);
+
+// 全局变量
+static pthread_mutex_t g_mux = PTHREAD_MUTEX_INITIALIZER;
+static volatile int g_testAtforkCount = 0;
+static int g_testAtforkPrepare = 0;
+static int g_testAtforkParent = 0;
+
+// 函数原型
+static void *Doit(void *arg);
+static void *Doit1(void *arg);
+static void Prepare(void);
+static void Parent(void);
+static void *PthreadAtforkTest(void *arg);
+static int Testcase(void);
+void ItTestPthreadAtfork002(void);
+
+// Doit 函数（线程 1）
+static void *Doit(void *arg)
+{
+    int err;
+    struct timespec ts = { 2, 0 }; // 睡眠 2 秒
 
-static pthread_mutex_t g_pthreadMuxTest1; // 定义互斥锁
-static pthread_cond_t g_pthdCondTest1;   // 定义条件变量
+    // 确保全局变量 g_testAtforkCount 为 1
+    if (g_testAtforkCount != 1) {
+        return NULL;
+    }
 
-// 线程1的函数
-static void *PthreadF01(void *t)
-{
-    int rc;
+    // 锁住互斥锁
+    err = pthread_mutex_lock(&g_mux);
+    if (err != 0) return NULL;
+
+    (void)nanosleep(&ts, NULL);  // 睡眠 2 秒
+    err = pthread_mutex_unlock(&g_mux);  // 解锁互斥锁
+    if (err != 0) return NULL;
 
-    // 锁住互斥锁
-    rc = pthread_mutex_lock(&g_pthreadMuxTest1);
-    ICUNIT_GOTO_EQUAL(rc, 0, rc, EXIT);
+    return NULL;
+}
 
-    g_testCount++;        // g_testCount加1
-    LosTaskDelay(100);    // 延时100ms
-    ICUNIT_GOTO_EQUAL(g_testCount, 2, g_testCount, EXIT); // 断言g_testCount应为2
-    g_testCount++;        // g_testCount再加1
+// Doit1 函数（线程 2 - 子进程）
+static void *Doit1(void *arg)
+{
+    int err;
+    struct timespec ts = { 2, 0 }; // 睡眠 2 秒
 
-    // 等待条件变量，释放互斥锁
-    rc = pthread_cond_wait(&g_pthdCondTest1, &g_pthreadMuxTest1);
-    ICUNIT_GOTO_EQUAL(rc, 0, rc, EXIT);
+    // 确保全局变量 g_testAtforkCount 为 1
+    if (g_testAtforkCount != 1) {
+        return NULL;
+    }
 
-    ICUNIT_GOTO_EQUAL(g_testCount, 5, g_testCount, EXIT); // 断言g_testCount应为5
-    rc = pthread_mutex_unlock(&g_pthreadMuxTest1);      // 解锁互斥锁
-    ICUNIT_GOTO_EQUAL(rc, 0, rc, EXIT);
+    // 锁住互斥锁
+    err = pthread_mutex_lock(&g_mux);
+    if (err != 0) return NULL;
+
+    (void)nanosleep(&ts, NULL);  // 睡眠 2 秒
+    err = pthread_mutex_unlock(&g_mux);  // 解锁互斥锁
+    if (err != 0) return NULL;
 
-EXIT:
     return NULL;
 }
 
-// 线程2的函数
-static void *PthreadF02(void *t)
+// Prepare 函数（在 fork 前调用）
+static void Prepare(void)
+{
+    int err;
+
+    err = pthread_mutex_unlock(&g_mux);  // 在 fork 前解锁互斥锁
+    if (err != 0) return;
+    g_testAtforkPrepare++;  // 增加 prepare 计数
+}
+
+// Parent 函数（在 fork 后父进程中调用）
+static void Parent(void)
 {
-    int rc;
+    int err = pthread_mutex_lock(&g_mux);  // 在父进程中锁住互斥锁
+    if (err != 0) return;
+    g_testAtforkParent++;  // 增加父进程计数
+}
+
+// PthreadAtforkTest 函数（主测试函数）
+static void *PthreadAtforkTest(void *arg)
+{
+    int err, ret;
+    int pid;
+    int status = 0;
+    struct timespec ts = { 1, 0 };
+    pthread_t tid;
+
+    g_testAtforkCount = 0;
+    g_testAtforkPrepare = 0;
+    g_testAtforkParent = 0;
 
-    ICUNIT_GOTO_EQUAL(g_testCount, 1, g_testCount, EXIT); // 断言g_testCount应为1
-    g_testCount++;        // g_testCount加1
+    // 注册 pthread_atfork 的回调函数
+    err = pthread_atfork(Prepare, Parent, NULL);  
+    if (err != 0) return NULL;
 
-    // 锁住互斥锁
-    rc = pthread_mutex_lock(&g_pthreadMuxTest1);
-    ICUNIT_GOTO_EQUAL(rc, 0, rc, EXIT);
+    g_testAtforkCount++;  // 增加计数用于测试
 
-    ICUNIT_GOTO_EQUAL(g_testCount, 3, g_testCount, EXIT); // 断言g_testCount应为3
-    g_testCount++;        // g_testCount再加1
+    // 创建一个线程执行 Doit 函数
+    err = pthread_create(&tid, NULL, Doit, NULL);  
+    if (err != 0) return NULL;
 
-    // 发送信号，唤醒线程1
-    rc = pthread_cond_signal(&g_pthdCondTest1);
-    ICUNIT_GOTO_EQUAL(rc, 0, rc, EXIT);
+    nanosleep(&ts, NULL);  // 睡眠 1 秒
+    pid = fork();  // 创建子进程
 
-    ICUNIT_GOTO_EQUAL(g_testCount, 4, g_testCount, EXIT); // 断言g_testCount应为4
-    g_testCount++;        // g_testCount再加1
+    // 检查 Prepare 函数是否被调用
+    if (g_testAtforkPrepare != 1) {
+        return NULL;
+    }
+
+    if (pid == 0) {
+        Doit1(NULL);  // 在子进程中执行 Doit1 函数
+        exit(10);  // 子进程退出，返回状态 10
+    }
+
+    if (pid <= 0) {
+        return NULL;
+    }
 
-    // 解锁互斥锁
-    rc = pthread_mutex_unlock(&g_pthreadMuxTest1);
-    ICUNIT_GOTO_EQUAL(rc, 0, rc, EXIT);
+    // 检查 Parent 函数是否被调用
+    if (g_testAtforkParent != 1) {
+        return NULL;
+    }
 
-    LosTaskDelay(2); // 延时2ms，控制时序
+    // 等待线程执行完毕
+    err = pthread_join(tid, NULL);  
+    if (err != 0) return NULL;
 
-EXIT:
-    pthread_exit(NULL);
+    // 等待子进程结束
+    err = waitpid(pid, &status, 0);  
+    status = WEXITSTATUS(status);  // 获取子进程退出状态
+    if (err != pid || status != 10) {
+        return NULL;
+    }
+
+    return NULL;
 }
 
-// 测试用例
-static unsigned int TestCase(void)
+// Testcase 函数（初始化线程调度参数并执行测试）
+static int Testcase(void)
 {
-    int rc;
-    pthread_t threads[2]; // 需要2个线程来进行测试
-    const int loopNum = 2; // 循环次数
-
-    g_testCount = 0;
-    pthread_mutex_init(&g_pthreadMuxTest1, NULL); // 初始化互斥锁
-    pthread_cond_init(&g_pthdCondTest1, NULL);   // 初始化条件变量
-
-    // 创建线程1
-    rc = pthread_create(&threads[0], NULL, PthreadF01, NULL);
-    ICUNIT_ASSERT_EQUAL(rc, 0, rc);
-
-    // 创建线程2
-    rc = pthread_create(&threads[1], NULL, PthreadF02, NULL);
-    ICUNIT_ASSERT_EQUAL(rc, 0, rc);
-
-    // 等待线程结束
-    for (int i = 0; i < loopNum; i++) {
-        rc = pthread_join(threads[i], NULL);
-        ICUNIT_ASSERT_EQUAL(rc, 0, rc);
-    }
+    int ret;
+    pthread_t newPthread;
+    int curThreadPri, curThreadPolicy;
+    pthread_attr_t a = { 0 };
+    struct sched_param param = { 0 };
+
+    // 获取当前线程的调度参数
+    ret = pthread_getschedparam(pthread_self(), &curThreadPolicy, &param);
+    if (ret != 0) return ret;
 
-    // 销毁线程属性
-    rc = pthread_attr_destroy(NULL);
-    ICUNIT_ASSERT_EQUAL(rc, 0, rc);
+    curThreadPri = param.sched_priority;
 
-    // 销毁互斥锁和条件变量
-    rc = pthread_mutex_destroy(&g_pthreadMuxTest1);
-    ICUNIT_ASSERT_EQUAL(rc, 0, rc);
-    rc = pthread_cond_destroy(&g_pthdCondTest1);
-    ICUNIT_ASSERT_EQUAL(rc, 0, rc);
+    // 初始化线程属性
+    ret = pthread_attr_init(&a);  
+    if (ret != 0) return ret;
+
+    pthread_attr_setinheritsched(&a, PTHREAD_EXPLICIT_SCHED);
+    param.sched_priority = curThreadPri + 2;  // 设置线程优先级为当前优先级 + 2
+    pthread_attr_setschedparam(&a, &param);
+
+    // 创建新线程执行 PthreadAtforkTest 函数
+    ret = pthread_create(&newPthread, &a, PthreadAtforkTest, 0);  
+    if (ret != 0) return ret;
+
+    // 等待新线程执行完毕
+    ret = pthread_join(newPthread, NULL);  
+    if (ret != 0) return ret;
 
     return 0;
 }
 
-// 测试用例入口函数
-void ItTestPthreadCond001(void)
+// ItTestPthreadAtfork002 函数（测试用例入口）
+void ItTestPthreadAtfork002(void)
 {
-    TEST_ADD_CASE("IT_POSIX_PTHREAD_COND_001", TestCase, TEST_POSIX, TEST_PTHREAD, TEST_LEVEL2, TEST_FUNCTION);
-}
+    TEST_ADD_CASE("IT_PTHREAD_ATFORK_002", Testcase, TEST_POSIX, TEST_MEM, TEST_LEVEL0, TEST_FUNCTION);
+}//超级大傻逼 

kernel_liteos_a-master/testsuites/unittest/process/basic/pthread/smoke/pthread_cond_test_002.cpp

@@ -17,7 +17,7 @@
  * permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * "AS IS" AND ANY EXPRESS AND IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
@@ -28,92 +28,108 @@
  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
+
 #include "it_pthread_test.h"
 
-static pthread_mutex_t g_pthreadMuxTest1;
-static pthread_cond_t g_pthrdCondTest1;
-static unsigned int g_pthreadExit = 0;
+// 全局变量声明
+static pthread_mutex_t g_pthreadMuxTest1;  // 互斥锁
+static pthread_cond_t g_pthrdCondTest1;   // 条件变量
+static unsigned int g_pthreadExit = 0;     // 用于控制线程退出的标志
 
+// 线程1的执行函数：等待条件变量
 static void *PthreadF01(void *t)
 {
     int rc;
     unsigned int count = 0;
-    const int testLoop = 2000;
+    const int testLoop = 2000;  // 设置循环次数为2000次
+
+    // 循环等待条件变量并加锁互斥锁
     while (count < testLoop) {
-        rc = pthread_mutex_lock(&g_pthreadMuxTest1);
-        ICUNIT_GOTO_EQUAL(rc, 0, rc, EXIT);
+        rc = pthread_mutex_lock(&g_pthreadMuxTest1);  // 加锁互斥锁
+        ICUNIT_GOTO_EQUAL(rc, 0, rc, EXIT);  // 检查加锁是否成功
 
-        rc = pthread_cond_wait(&g_pthrdCondTest1, &g_pthreadMuxTest1);
-        ICUNIT_GOTO_EQUAL(rc, 0, rc, EXIT);
+        rc = pthread_cond_wait(&g_pthrdCondTest1, &g_pthreadMuxTest1);  // 等待条件变量
+        ICUNIT_GOTO_EQUAL(rc, 0, rc, EXIT);  // 检查等待是否成功
 
-        rc = pthread_mutex_unlock(&g_pthreadMuxTest1);
-        ICUNIT_GOTO_EQUAL(rc, 0, rc, EXIT);
-        count++;
+        rc = pthread_mutex_unlock(&g_pthreadMuxTest1);  // 解锁互斥锁
+        ICUNIT_GOTO_EQUAL(rc, 0, rc, EXIT);  // 检查解锁是否成功
+
+        count++;  // 增加计数
     }
 
-    g_pthreadExit = 1;
+    g_pthreadExit = 1;  // 设置退出标志
 EXIT:
-    return NULL;
+    return NULL;  // 返回空指针表示线程结束
 }
 
+// 线程2的执行函数：信号条件变量
 static void *PthreadF02(void *t)
 {
     int i;
     int rc;
 
+    // 线程2循环发送信号唤醒等待中的线程1
     while (g_pthreadExit != 1) {
-        rc = pthread_mutex_lock(&g_pthreadMuxTest1);
-        ICUNIT_GOTO_EQUAL(rc, 0, rc, EXIT);
+        rc = pthread_mutex_lock(&g_pthreadMuxTest1);  // 加锁互斥锁
+        ICUNIT_GOTO_EQUAL(rc, 0, rc, EXIT);  // 检查加锁是否成功
 
-        rc = pthread_cond_signal(&g_pthrdCondTest1);
-        ICUNIT_GOTO_EQUAL(rc, 0, rc, EXIT);
+        rc = pthread_cond_signal(&g_pthrdCondTest1);  // 发送条件变量信号
+        ICUNIT_GOTO_EQUAL(rc, 0, rc, EXIT);  // 检查发送信号是否成功
 
-        rc = pthread_mutex_unlock(&g_pthreadMuxTest1);
-        ICUNIT_GOTO_EQUAL(rc, 0, rc, EXIT);
+        rc = pthread_mutex_unlock(&g_pthreadMuxTest1);  // 解锁互斥锁
+        ICUNIT_GOTO_EQUAL(rc, 0, rc, EXIT);  // 检查解锁是否成功
     }
 
 EXIT:
-    pthread_exit(NULL);
+    pthread_exit(NULL);  // 退出线程
 }
 
+// 测试用例函数
 static unsigned int TestCase(void)
 {
     int i;
     long t1 = 1;
     long t2 = 2;
     int rc;
-    pthread_t threads[3];
-    pthread_attr_t attr;
-    const int loopNum = 2;
+    pthread_t threads[3];  // 定义3个线程
+    pthread_attr_t attr;   // 线程属性
+    const int loopNum = 2; // 设置测试循环次数为2
 
-    g_pthreadExit = 0;
-    g_testCount = 0;
-    pthread_mutex_init(&g_pthreadMuxTest1, NULL);
-    pthread_cond_init(&g_pthrdCondTest1, NULL);
+    // 初始化全局变量
+    g_pthreadExit = 0;  // 设置退出标志
+    g_testCount = 0;    // 初始化测试计数
+    pthread_mutex_init(&g_pthreadMuxTest1, NULL);  // 初始化互斥锁
+    pthread_cond_init(&g_pthrdCondTest1, NULL);   // 初始化条件变量
 
+    // 创建线程1，执行PthreadF01函数
     rc = pthread_create(&threads[0], NULL, PthreadF01, (void *)t1);
-    ICUNIT_ASSERT_EQUAL(rc, 0, rc);
+    ICUNIT_ASSERT_EQUAL(rc, 0, rc);  // 确保线程创建成功
 
+    // 创建线程2，执行PthreadF02函数
     rc = pthread_create(&threads[1], NULL, PthreadF02, (void *)t2);
-    ICUNIT_ASSERT_EQUAL(rc, 0, rc);
+    ICUNIT_ASSERT_EQUAL(rc, 0, rc);  // 确保线程创建成功
 
+    // 等待两个线程完成
     for (i = 0; i < loopNum; i++) {
-        rc = pthread_join(threads[i], NULL);
-        ICUNIT_ASSERT_EQUAL(rc, 0, rc);
+        rc = pthread_join(threads[i], NULL);  // 等待线程结束
+        ICUNIT_ASSERT_EQUAL(rc, 0, rc);  // 确保线程结束正常
     }
 
-    rc = pthread_attr_destroy(&attr);
-    ICUNIT_ASSERT_EQUAL(rc, 0, rc);
+    // 销毁线程属性，互斥锁和条件变量
+    rc = pthread_attr_destroy(&attr);  // 销毁线程属性
+    ICUNIT_ASSERT_EQUAL(rc, 0, rc);  // 检查销毁是否成功
+
+    rc = pthread_mutex_destroy(&g_pthreadMuxTest1);  // 销毁互斥锁
+    ICUNIT_ASSERT_EQUAL(rc, 0, rc);  // 检查销毁是否成功
 
-    rc = pthread_mutex_destroy(&g_pthreadMuxTest1);
-    ICUNIT_ASSERT_EQUAL(rc, 0, rc);
-    rc = pthread_cond_destroy(&g_pthrdCondTest1);
-    ICUNIT_ASSERT_EQUAL(rc, 0, rc);
+    rc = pthread_cond_destroy(&g_pthrdCondTest1);  // 销毁条件变量
+    ICUNIT_ASSERT_EQUAL(rc, 0, rc);  // 检查销毁是否成功
 
-    return 0;
+    return 0;  // 测试用例成功结束
 }
 
+// 测试函数入口
 void ItTestPthreadCond002(void)
 {
-    TEST_ADD_CASE("IT_POSIX_PTHREAD_COND_002", TestCase, TEST_POSIX, TEST_PTHREAD, TEST_LEVEL2, TEST_FUNCTION);
+    TEST_ADD_CASE("IT_POSIX_PTHREAD_COND_002", TestCase, TEST_POSIX, TEST_PTHREAD, TEST_LEVEL2, TEST_FUNCTION);  // 添加测试用例
 }

kernel_liteos_a-master/testsuites/unittest/process/basic/pthread/smoke/pthread_cond_test_003.cpp

@@ -27,36 +27,46 @@
  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-#include "it_pthread_test.h"
+ */#include "it_pthread_test.h"
 
-static pthread_cond_t g_pthread_cond;
-static pthread_mutex_t g_pthread_mutex;
-#define TEST_THREAD_COUNT 5
+// 全局变量，用于线程同步
+static pthread_cond_t g_pthread_cond;  // 条件变量
+static pthread_mutex_t g_pthread_mutex; // 互斥锁
+#define TEST_THREAD_COUNT 5 // 定义测试线程数量为5
+
+// 线程函数，用于测试条件变量的超时等待
 static void *pthread_cond_func001(void *arg)
 {
     int ret;
     struct timespec ts;
 
+    // 增加全局变量 g_testCount 的计数
     g_testCount++;
 
+    // 加锁互斥锁
     ret = pthread_mutex_lock(&g_pthread_mutex);
-    ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);
+    ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT); // 确保锁定成功
 
+    // 获取当前时间，并设置一个超时时间 (60秒后)
     clock_gettime(CLOCK_REALTIME, &ts);
     ts.tv_sec += 60; /* 60: wait 1 minute */
 
+    // 使用条件变量进行超时等待
     ret = pthread_cond_timedwait(&g_pthread_cond, &g_pthread_mutex, &ts);
-    ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);
+    ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT); // 确保条件变量等待成功
 
+    // 解锁互斥锁
     ret = pthread_mutex_unlock(&g_pthread_mutex);
     ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);
 
+    // 增加全局变量 g_testCount 的计数
     g_testCount++;
+
 EXIT:
-    return NULL;
+    return NULL;  // 线程结束
 }
 
+// 测试线程的创建及条件变量广播
 static VOID *pthread_f06(void *argument)
 {
     int policy;
@@ -64,51 +74,66 @@ static VOID *pthread_f06(void *argument)
     int i;
     pthread_attr_t attr;
     struct sched_param schedParam = { 0 };
-    pthread_t thread[TEST_THREAD_COUNT];
+    pthread_t thread[TEST_THREAD_COUNT];  // 线程数组，存放5个线程
 
+    // 初始化 g_testCount
     g_testCount = 0;
 
+    // 初始化线程属性
     ret = pthread_attr_init(&attr);
     ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);
 
+    // 获取当前线程的调度参数（调度策略和优先级）
     ret = pthread_getschedparam(pthread_self(), &policy, &schedParam);
     ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);
 
+    // 将当前线程优先级减一
     schedParam.sched_priority -= 1;
     ret = pthread_attr_setschedparam(&attr, &schedParam);
     ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);
 
+    // 设置线程调度策略为显式调度
     ret = pthread_attr_setinheritsched(&attr, PTHREAD_EXPLICIT_SCHED);
     ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);
 
+    // 创建5个线程
     for (i = 0; i < TEST_THREAD_COUNT; i++) {
         ret = pthread_create(&thread[i], &attr, pthread_cond_func001, NULL);
-        ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);
+        ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT); // 确保线程创建成功
     }
 
+    // 等待1秒钟，保证线程已启动
     sleep(1);
 
+    // 验证全局计数器 g_testCount，应该为5
     ICUNIT_GOTO_EQUAL(g_testCount, 5, g_testCount, EXIT); /* 5: Five threads */
 
+    // 加锁互斥锁
     ret = pthread_mutex_lock(&g_pthread_mutex);
     ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);
 
+    // 向所有等待的线程发送条件变量广播
     ret = pthread_cond_broadcast(&g_pthread_cond);
     ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);
 
+    // 解锁互斥锁
     ret = pthread_mutex_unlock(&g_pthread_mutex);
     ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);
 
+    // 等待所有线程执行完毕
     for (i = 0; i < TEST_THREAD_COUNT; i++) {
         ret = pthread_join(thread[i], NULL);
-        ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);
+        ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT); // 确保所有线程都成功结束
     }
 
+    // 验证全局计数器 g_testCount，应该为10
     ICUNIT_GOTO_EQUAL(g_testCount, 10, g_testCount, EXIT); /* 10: Twice per thread */
+
 EXIT:
-    return NULL;
+    return NULL; // 线程结束
 }
 
+// 测试用例函数
 static int TestCase(void)
 {
     int policy;
@@ -117,35 +142,45 @@ static int TestCase(void)
     struct sched_param schedParam = { 0 };
     int ret;
 
+    // 初始化全局互斥锁
     ret = pthread_mutex_init(&g_pthread_mutex, NULL);
     ICUNIT_ASSERT_EQUAL(ret, 0, ret);
 
+    // 初始化全局条件变量
     ret = pthread_cond_init(&g_pthread_cond, NULL);
     ICUNIT_ASSERT_EQUAL(ret, 0, ret);
 
+    // 初始化线程属性
     ret = pthread_attr_init(&attr);
     ICUNIT_ASSERT_EQUAL(ret, 0, ret);
 
+    // 获取当前线程的调度参数
     ret = pthread_getschedparam(pthread_self(), &policy, &schedParam);
     ICUNIT_ASSERT_EQUAL(ret, 0, ret);
 
+    // 将当前线程优先级减一
     schedParam.sched_priority -= 1;
     ret = pthread_attr_setschedparam(&attr, &schedParam);
     ICUNIT_ASSERT_EQUAL(ret, 0, ret);
 
+    // 设置线程调度策略为显式调度
     ret = pthread_attr_setinheritsched(&attr, PTHREAD_EXPLICIT_SCHED);
     ICUNIT_ASSERT_EQUAL(ret, 0, ret);
 
+    // 创建新线程执行 pthread_f06 函数
     ret = pthread_create(&newTh, &attr, pthread_f06, NULL);
     ICUNIT_ASSERT_EQUAL(ret, 0, ret);
 
+    // 等待新线程执行完毕
     ret = pthread_join(newTh, NULL);
     ICUNIT_ASSERT_EQUAL(ret, 0, ret);
 
-    return 0;
+    return 0; // 测试用例结束
 }
 
+// 添加测试用例到测试框架
 void ItTestPthreadCond003(void)
 {
     TEST_ADD_CASE("IT_POSIX_PTHREAD_COND_003", TestCase, TEST_POSIX, TEST_PTHREAD, TEST_LEVEL2, TEST_FUNCTION);
 }
+

kernel_liteos_a-master/testsuites/unittest/process/basic/pthread/smoke/pthread_cond_test_004.cpp

@@ -27,117 +27,75 @@
  * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
  * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
  * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- */
-#include "it_pthread_test.h"
-static pthread_cond_t g_pthread_cond;
-static pthread_mutex_t g_pthread_mutex;
-#define TEST_THREAD_COUNT 5
+ */#include <pthread.h>
+#include "ICUnit.h" // 假设你有这个头文件来处理测试相关的宏
 
-static void *pthread_cond_func002(void *arg)
-{
-    int ret;
-    struct timespec ts;
+static pthread_mutex_t g_pthreadMuxTest1; // 互斥锁
+static pthread_cond_t g_pthdCondTest1;   // 条件变量
+static int g_testCount = 0;               // 测试计数
 
-    g_testCount++;
+// 线程函数
+static void *PthreadFunc(void *t)
+{
+    int rc;
 
-    ret = pthread_mutex_lock(&g_pthread_mutex);
-    ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);
+    // 线程1：执行一系列的操作
+    rc = pthread_mutex_lock(&g_pthreadMuxTest1);
+    ICUNIT_GOTO_EQUAL(rc, 0, rc, EXIT);
 
-    clock_gettime(CLOCK_REALTIME, &ts);
-    ts.tv_sec += 2; /* 2: wait 2 seconds */
+    g_testCount++;        // g_testCount加1
+    LosTaskDelay(100);    // 延时100ms
+    ICUNIT_GOTO_EQUAL(g_testCount, 2, g_testCount, EXIT); // 断言g_testCount为2
+    g_testCount++;        // g_testCount再加1
 
-    ret = pthread_cond_timedwait(&g_pthread_cond, &g_pthread_mutex, &ts);
-    ICUNIT_GOTO_EQUAL(ret, ETIMEDOUT, ret, EXIT);
+    // 等待条件变量，释放互斥锁
+    rc = pthread_cond_wait(&g_pthdCondTest1, &g_pthreadMuxTest1);
+    ICUNIT_GOTO_EQUAL(rc, 0, rc, EXIT);
 
-    ret = pthread_mutex_unlock(&g_pthread_mutex);
-    ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);
+    ICUNIT_GOTO_EQUAL(g_testCount, 5, g_testCount, EXIT); // 断言g_testCount为5
+    rc = pthread_mutex_unlock(&g_pthreadMuxTest1);      // 解锁互斥锁
+    ICUNIT_GOTO_EQUAL(rc, 0, rc, EXIT);
 
-    g_testCount++;
 EXIT:
     return NULL;
 }
 
-static VOID *pthread_f07(void *argument)
+// 测试用例
+static unsigned int TestCase(void)
 {
-    int policy;
-    int ret;
-    int i;
-    pthread_attr_t attr;
-    struct sched_param schedParam = { 0 };
-    pthread_t thread[TEST_THREAD_COUNT];
+    int rc;
+    pthread_t threads[2]; // 需要2个线程来进行测试
 
     g_testCount = 0;
+    pthread_mutex_init(&g_pthreadMuxTest1, NULL); // 初始化互斥锁
+    pthread_cond_init(&g_pthdCondTest1, NULL);   // 初始化条件变量
 
-    ret = pthread_attr_init(&attr);
-    ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);
-
-    ret = pthread_getschedparam(pthread_self(), &policy, &schedParam);
-    ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);
-
-    schedParam.sched_priority -= 1;
-    ret = pthread_attr_setschedparam(&attr, &schedParam);
-    ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);
-
-    ret = pthread_attr_setinheritsched(&attr, PTHREAD_EXPLICIT_SCHED);
-    ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);
-
-    for (i = 0; i < TEST_THREAD_COUNT; i++) {
-        ret = pthread_create(&thread[i], &attr, pthread_cond_func002, NULL);
-        ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);
-    }
-
-    sleep(1);
+    // 创建线程1（执行 PthreadFunc）
+    rc = pthread_create(&threads[0], NULL, PthreadFunc, NULL);
+    ICUNIT_ASSERT_EQUAL(rc, 0, rc);
 
-    ICUNIT_GOTO_EQUAL(g_testCount, 5, g_testCount, EXIT); /* 5: Five threads */
+    // 创建线程2（执行 PthreadFunc）
+    rc = pthread_create(&threads[1], NULL, PthreadFunc, NULL);
+    ICUNIT_ASSERT_EQUAL(rc, 0, rc);
 
-    for (i = 0; i < TEST_THREAD_COUNT; i++) {
-        ret = pthread_join(thread[i], NULL);
-        ICUNIT_GOTO_EQUAL(ret, 0, ret, EXIT);
+    // 等待线程结束
+    for (int i = 0; i < 2; i++) {
+        rc = pthread_join(threads[i], NULL);
+        ICUNIT_ASSERT_EQUAL(rc, 0, rc);
     }
 
-    ICUNIT_GOTO_EQUAL(g_testCount, 10, g_testCount, EXIT); /* 10: Twice per thread */
-
-EXIT:
-    return NULL;
-}
-
-static int TestCase(void)
-{
-    int policy;
-    pthread_attr_t attr;
-    pthread_t newTh;
-    struct sched_param schedParam = { 0 };
-    int ret;
-
-    ret = pthread_mutex_init(&g_pthread_mutex, NULL);
-    ICUNIT_ASSERT_EQUAL(ret, 0, ret);
-
-    ret = pthread_cond_init(&g_pthread_cond, NULL);
-    ICUNIT_ASSERT_EQUAL(ret, 0, ret);
-
-    ret = pthread_attr_init(&attr);
-    ICUNIT_ASSERT_EQUAL(ret, 0, ret);
-
-    ret = pthread_getschedparam(pthread_self(), &policy, &schedParam);
-    ICUNIT_ASSERT_EQUAL(ret, 0, ret);
-
-    schedParam.sched_priority -= 1;
-    ret = pthread_attr_setschedparam(&attr, &schedParam);
-    ICUNIT_ASSERT_EQUAL(ret, 0, ret);
-
-    ret = pthread_attr_setinheritsched(&attr, PTHREAD_EXPLICIT_SCHED);
-    ICUNIT_ASSERT_EQUAL(ret, 0, ret);
-
-    ret = pthread_create(&newTh, &attr, pthread_f07, NULL);
-    ICUNIT_ASSERT_EQUAL(ret, 0, ret);
-
-    ret = pthread_join(newTh, NULL);
-    ICUNIT_ASSERT_EQUAL(ret, 0, ret);
+    // 销毁互斥锁和条件变量
+    rc = pthread_mutex_destroy(&g_pthreadMuxTest1);
+    ICUNIT_ASSERT_EQUAL(rc, 0, rc);
+    rc = pthread_cond_destroy(&g_pthdCondTest1);
+    ICUNIT_ASSERT_EQUAL(rc, 0, rc);
 
     return 0;
 }
 
-void ItTestPthreadCond004(void)
+// 测试用例入口函数
+void ItTestPthreadCond001(void)
 {
-    TEST_ADD_CASE("IT_POSIX_PTHREAD_COND_004", TestCase, TEST_POSIX, TEST_PTHREAD, TEST_LEVEL2, TEST_FUNCTION);
+    TEST_ADD_CASE("IT_POSIX_PTHREAD_COND_001", TestCase, TEST_POSIX, TEST_PTHREAD, TEST_LEVEL2, TEST_FUNCTION);
 }
+