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Diffstat (limited to 'src/pal/tests/palsuite/threading/QueueUserAPC/test5/test5.c')
-rw-r--r-- | src/pal/tests/palsuite/threading/QueueUserAPC/test5/test5.c | 200 |
1 files changed, 200 insertions, 0 deletions
diff --git a/src/pal/tests/palsuite/threading/QueueUserAPC/test5/test5.c b/src/pal/tests/palsuite/threading/QueueUserAPC/test5/test5.c new file mode 100644 index 0000000000..3d26a55f59 --- /dev/null +++ b/src/pal/tests/palsuite/threading/QueueUserAPC/test5/test5.c @@ -0,0 +1,200 @@ +// Licensed to the .NET Foundation under one or more agreements. +// The .NET Foundation licenses this file to you under the MIT license. +// See the LICENSE file in the project root for more information. + +/*============================================================================= +** +** Source: test5.c +** +** Dependencies: PAL_Initialize +** PAL_Terminate +** CreateEvent +** SetEvent +** CreateThread +** ResumeThread +** WaitForSingleObject +** CloseHandle +** +** Purpose: +** +** Test to ensure proper operation of the QueueUserAPC() +** API by trying to queue and activate APC functions on +** a thread that was created suspended, prior to resuming +** it. We're verifying the following behavior: +** +** "If an application queues an APC before the thread begins +** running, the thread begins by calling the APC function. +** After the thread calls an APC function, it calls the APC +** functions for all APCs in its APC queue." +** +** +**===========================================================================*/ +#include <palsuite.h> + + +static HANDLE hEvent = NULL; +static BOOL bAPCExecuted = FALSE; + +VOID PALAPI APCFunc( ULONG_PTR dwParam ) +{ + bAPCExecuted = TRUE; +} + +/** + * ThreadFunc + * + * Dummy thread function for APC queuing. + */ +DWORD PALAPI ThreadFunc( LPVOID param ) +{ + DWORD ret = 0; + + /* alertable wait until the global event is signalled */ + ret = WaitForSingleObject( hEvent, INFINITE ); + if( ret != WAIT_OBJECT_0 ) + { + Fail( "ERROR:WaitForSingleObject() returned %lu, " + "expected WAIT_OBJECT_0\n", + ret ); + } + + return 0; +} + + +int __cdecl main( int argc, char **argv ) + +{ + /* local variables */ + HANDLE hThread = NULL; + DWORD IDThread; + DWORD ret; + BOOL bResult = FALSE; + + /* PAL initialization */ + if( (PAL_Initialize(argc, argv)) != 0 ) + { + return( FAIL ); + } + + /* create an event for the other thread to wait on */ + hEvent = CreateEvent( NULL, TRUE, FALSE, NULL ); + if( hEvent == NULL ) + { + Fail( "ERROR:%lu:CreateEvent() call failed\n", GetLastError() ); + } + + /* run another dummy thread to cause notification of the library */ + hThread = CreateThread( NULL, /* no security attributes */ + 0, /* use default stack size */ + (LPTHREAD_START_ROUTINE) ThreadFunc, /* thread function */ + (LPVOID) NULL, /* pass thread index as */ + /* function argument */ + CREATE_SUSPENDED, /* create suspended */ + &IDThread ); /* returns thread id */ + + /* Check the return value for success. */ + if( hThread == NULL ) + { + /* error creating thread */ + Trace( "ERROR:%lu:CreateThread call failed\n", GetLastError() ); + if( ! CloseHandle( hEvent ) ) + { + Trace( "ERROR:%lu:CloseHandle() call failed\n", GetLastError() ); + } + Fail( "test failed\n" ); + } + + /* queue our APC on the suspended thread */ + ret = QueueUserAPC( APCFunc, hThread, 0 ); + if( ret == 0 ) + { + Fail( "ERROR:%lu:QueueUserAPC call failed\n", GetLastError() ); + } + + /* wait on the suspended thread */ + ret = WaitForSingleObject( hThread, 2000 ); + if( ret != WAIT_TIMEOUT ) + { + Trace( "ERROR:WaitForSingleObject() returned %lu, " + "expected WAIT_TIMEOUT\n", + ret ); + goto cleanup; + } + + /* verify that the APC function was not executed */ + if( bAPCExecuted == TRUE ) + { + Trace( "ERROR:APC function was executed for a suspended thread\n" ); + goto cleanup; + } + + /* Resume the suspended thread */ + ResumeThread( hThread ); + + /* do another wait on the resumed thread */ + ret = WaitForSingleObject( hThread, 2000 ); + + /* verify that we got a WAIT_TIMEOUT result */ + if( ret != WAIT_TIMEOUT ) + { + Trace( "ERROR:WaitForSingleObject() returned %lu, " + "expected WAIT_TIMEOUT\n", + ret ); + goto cleanup; + } + + /* check that the APC function was actually executed */ + if( bAPCExecuted == FALSE ) + { + Trace( "ERROR:APC function was not executed\n" ); + goto cleanup; + } + + /* set the success flag */ + bResult = PASS; + +cleanup: + /* signal the event so the other thread will exit */ + if( ! SetEvent( hEvent ) ) + { + Trace( "ERROR:%lu:SetEvent() call failed\n", GetLastError() ); + bResult = FAIL; + } + + /* close the global event handle */ + if( ! CloseHandle( hEvent ) ) + { + Trace( "ERROR:%lu:CloseHandle() call failed\n", GetLastError() ); + bResult = FAIL; + } + + /* wait on the other thread to complete */ + ret = WaitForSingleObject( hThread, 2000 ); + if( ret != WAIT_OBJECT_0 ) + { + Trace( "ERROR:WaitForSingleObject() returned %lu, " + "expected WAIT_OBJECT_0\n", + ret ); + bResult = FAIL; + } + + /* close the thread handle */ + if( ! CloseHandle( hThread ) ) + { + Trace( "ERROR:%lu:CloseHandle() call failed\n", GetLastError() ); + bResult = FAIL; + } + + /* output final failure result for failure case */ + if( bResult == FAIL ) + { + Fail( "test failed\n" ); + } + + /* PAL termination */ + PAL_Terminate(); + + /* return success */ + return PASS; +} |