diff options
Diffstat (limited to 'tests/condvar3.c')
-rw-r--r-- | tests/condvar3.c | 212 |
1 files changed, 109 insertions, 103 deletions
diff --git a/tests/condvar3.c b/tests/condvar3.c index 97a17cf..8dc56af 100644 --- a/tests/condvar3.c +++ b/tests/condvar3.c @@ -1,103 +1,109 @@ -/* - * File: condvar1.c - * - * Test Synopsis: - * - Test basic function of a CV - * - * Test Method (Validation or Falsification): - * - Validation - * - * Requirements Tested: - * - - * - * Features Tested: - * - - * - * Cases Tested: - * - - * - * Description: - * - The primary thread takes the lock before creating any threads. - * The secondary thread blocks on the lock allowing the primary - * thread to enter the cv wait state which releases the lock. - * The secondary thread then takes the lock and signals the waiting - * primary thread. - * - * Environment: - * - - * - * Input: - * - None. - * - * Output: - * - File name, Line number, and failed expression on failure. - * - No output on success. - * - * Assumptions: - * - - * - * Pass Criteria: - * - pthread_cond_timedwait returns 0. - * - Process returns zero exit status. - * - * Fail Criteria: - * - pthread_cond_timedwait returns ETIMEDOUT. - * - Process returns non-zero exit status. - */ - -#include "test.h" - -typedef struct cvthing_t_ cvthing_t; - -struct cvthing_t_ { - pthread_cond_t notbusy; - pthread_mutex_t lock; -}; - -static cvthing_t cvthing; - -static enum { - NUMTHREADS = 2 /* Including the primary thread. */ -}; - -void * -mythread(void * arg) -{ - assert(pthread_mutex_lock(&cvthing.lock) == 0); - - assert(pthread_cond_signal(&cvthing.notbusy) == 0); - - assert(pthread_mutex_unlock(&cvthing.lock) == 0); - - return 0; -} - -int -main() -{ - pthread_t t[NUMTHREADS]; - struct timespec abstime = { 0, 0 }; - struct timeval curtime; - - assert((t[0] = pthread_self()) != NULL); - - assert(pthread_cond_init(&cvthing, NULL) == 0); - - assert(pthread_mutex_init(&cvthing.lock) == 0); - - assert(pthread_mutex_lock(&cvthing.lock) == 0); - - assert(gettimeofday(&curtime, NULL) == 0); - - abstime.tv_sec = curtime.tv_sec + 5; - - assert(pthread_create(&t[1], NULL, mythread, (void *) 1) == 0); - - assert(pthread_cond_timedwait(&cvthing.notbusy, &cvthing.lock, &abstime) == 0); - - assert(pthread_mutex_unlock(&cvthing.lock) == 0); - - assert(pthread_cond_destroy(&cvthing) == 0); - - return 0; -} +/*
+ * File: condvar3.c
+ *
+ * Test Synopsis:
+ * - Test basic function of a CV
+ *
+ * Test Method (Validation or Falsification):
+ * - Validation
+ *
+ * Requirements Tested:
+ * -
+ *
+ * Features Tested:
+ * -
+ *
+ * Cases Tested:
+ * -
+ *
+ * Description:
+ * - The primary thread takes the lock before creating any threads.
+ * The secondary thread blocks on the lock allowing the primary
+ * thread to enter the cv wait state which releases the lock.
+ * The secondary thread then takes the lock and signals the waiting
+ * primary thread.
+ *
+ * Environment:
+ * -
+ *
+ * Input:
+ * - None.
+ *
+ * Output:
+ * - File name, Line number, and failed expression on failure.
+ * - No output on success.
+ *
+ * Assumptions:
+ * -
+ *
+ * Pass Criteria:
+ * - pthread_cond_timedwait returns 0.
+ * - Process returns zero exit status.
+ *
+ * Fail Criteria:
+ * - pthread_cond_timedwait returns ETIMEDOUT.
+ * - Process returns non-zero exit status.
+ */
+
+#include "test.h"
+#include <sys/timeb.h>
+
+pthread_cond_t cv;
+pthread_mutex_t mutex;
+
+enum {
+ NUMTHREADS = 2 /* Including the primary thread. */
+};
+
+void *
+mythread(void * arg)
+{
+ Sleep(1);
+
+ assert(pthread_mutex_lock(&mutex) == 0);
+
+ assert(pthread_cond_signal(&cv) == 0);
+
+ assert(pthread_mutex_unlock(&mutex) == 0);
+
+ return 0;
+}
+
+int
+main()
+{
+ pthread_t t[NUMTHREADS];
+ struct timespec abstime = { 0, 0 };
+#if defined(__MINGW32__)
+ struct timeb currSysTime;
+#else
+ struct _timeb currSysTime;
+#endif
+ const DWORD NANOSEC_PER_MILLISEC = 1000000;
+
+ assert((t[0] = pthread_self()) != NULL);
+
+ assert(pthread_cond_init(&cv, NULL) == 0);
+
+ assert(pthread_mutex_init(&mutex, NULL) == 0);
+
+ assert(pthread_mutex_lock(&mutex) == 0);
+
+ /* get current system time */
+ _ftime(&currSysTime);
+
+ abstime.tv_sec = currSysTime.time;
+ abstime.tv_nsec = NANOSEC_PER_MILLISEC * currSysTime.millitm;
+
+ assert(pthread_create(&t[1], NULL, mythread, (void *) 1) == 0);
+
+ abstime.tv_sec += 5;
+
+ assert(pthread_cond_timedwait(&cv, &mutex, &abstime) == 0);
+
+ assert(pthread_mutex_unlock(&mutex) == 0);
+
+ assert(pthread_cond_destroy(&cv) == 0);
+
+ return 0;
+}
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