winpr/synch: fix ResetEvent & improve CTest

[platform/upstream/freerdp.git] / winpr / libwinpr / synch / test / TestSynchEvent.c

diff --git a/winpr/libwinpr/synch/test/TestSynchEvent.c b/winpr/libwinpr/synch/test/TestSynchEvent.c
index 1262613..3f65065 100644 (file)
--- a/winpr/libwinpr/synch/test/TestSynchEvent.c
+++ b/winpr/libwinpr/synch/test/TestSynchEvent.c
@@ -5,6 +5,19 @@
 int TestSynchEvent(int argc, char* argv[])
 {
        HANDLE event;
+       int i;
+
+       if (ResetEvent(NULL))
+       {
+               printf("ResetEvent(NULL) unexpectedly succeeded\n");
+               return -1;
+       }
+
+       if (SetEvent(NULL))
+       {
+               printf("SetEvent(NULL) unexpectedly succeeded\n");
+               return -1;
+       }
 
        event = CreateEvent(NULL, TRUE, TRUE, NULL);
 
@@ -16,23 +29,62 @@ int TestSynchEvent(int argc, char* argv[])
 
        if (WaitForSingleObject(event, INFINITE) != WAIT_OBJECT_0)
        {
-               printf("WaitForSingleObject(event, INFINITE) failure\n");
+               printf("WaitForSingleObject failure 1\n");
                return -1;
        }
 
-       ResetEvent(event);
+       if (!ResetEvent(event))
+       {
+               printf("ResetEvent failure with signaled event object\n");
+               return -1;
+       }
 
        if (WaitForSingleObject(event, 0) != WAIT_TIMEOUT)
        {
-               printf("WaitForSingleObject(event, 0) failure\n");
+               printf("WaitForSingleObject failure 2\n");
                return -1;
        }
 
-       SetEvent(event);
+       if (!ResetEvent(event))
+       {
+               /* Note: ResetEvent must also succeed if event is currently nonsignaled */
+               printf("ResetEvent failure with nonsignaled event object\n");
+               return -1;
+       }
+
+       if (!SetEvent(event))
+       {
+               printf("SetEvent failure with nonsignaled event object\n");
+               return -1;
+       }
 
        if (WaitForSingleObject(event, 0) != WAIT_OBJECT_0)
        {
-               printf("WaitForSingleObject(event, 0) failure\n");
+               printf("WaitForSingleObject failure 3\n");
+               return -1;
+       }
+
+       for (i = 0; i < 10000; i++)
+       {
+               if (!SetEvent(event))
+               {
+                       printf("SetEvent failure with signaled event object (i = %d)\n", i);
+                       return -1;
+               }
+       }
+
+       if (!ResetEvent(event))
+       {
+               printf("ResetEvent failure after multiple SetEvent calls\n");
+               return -1;
+       }
+
+       /* Independent of the amount of the previous SetEvent calls, a single
+          ResetEvent must be sufficient to get into nonsignaled state */
+
+       if (WaitForSingleObject(event, 0) != WAIT_TIMEOUT)
+       {
+               printf("WaitForSingleObject failure 4\n");
                return -1;
        }