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// 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: test1.c
**
** Purpose: Test for WaitForMultipleObjects. Call the function
** on an array of 4 events, and ensure that it returns correct
** results when we do so.
**
**
**=========================================================*/
#include <palsuite.h>
/* Number of events in array */
#define MAX_EVENTS 4
BOOL WaitForMultipleObjectsTest()
{
BOOL bRet = TRUE;
DWORD dwRet = 0;
DWORD i = 0, j = 0;
LPSECURITY_ATTRIBUTES lpEventAttributes = NULL;
BOOL bManualReset = TRUE;
BOOL bInitialState = TRUE;
HANDLE hEvent[MAX_EVENTS];
/* Run through this for loop and create 4 events */
for (i = 0; i < MAX_EVENTS; i++)
{
hEvent[i] = CreateEvent( lpEventAttributes,
bManualReset, bInitialState, NULL);
if (hEvent[i] == INVALID_HANDLE_VALUE)
{
Trace("WaitForMultipleObjectsTest:CreateEvent %u failed (%x)\n", i, GetLastError());
bRet = FALSE;
break;
}
/* Set the current event */
bRet = SetEvent(hEvent[i]);
if (!bRet)
{
Trace("WaitForMultipleObjectsTest:SetEvent %u failed (%x)\n", i, GetLastError());
bRet = FALSE;
break;
}
/* Ensure that this returns the correct value */
dwRet = WaitForSingleObject(hEvent[i],0);
if (dwRet != WAIT_OBJECT_0)
{
Trace("WaitForMultipleObjectsTest:WaitForSingleObject %u failed (%x)\n", i, GetLastError());
bRet = FALSE;
break;
}
/* Reset the event, and again ensure that the return value of
WaitForSingle is correct.
*/
bRet = ResetEvent(hEvent[i]);
if (!bRet)
{
Trace("WaitForMultipleObjectsTest:ResetEvent %u failed (%x)\n", i, GetLastError());
bRet = FALSE;
break;
}
dwRet = WaitForSingleObject(hEvent[i],0);
if (dwRet != WAIT_TIMEOUT)
{
Trace("WaitForMultipleObjectsTest:WaitForSingleObject %u failed (%x)\n", i, GetLastError());
bRet = FALSE;
break;
}
}
/*
* If the first section of the test passed, move on to the
* second.
*/
if (bRet)
{
BOOL bWaitAll = TRUE;
DWORD nCount = MAX_EVENTS;
CONST HANDLE *lpHandles = &hEvent[0];
/* Call WaitForMultipleOjbects on all the events, the return
should be WAIT_TIMEOUT
*/
dwRet = WaitForMultipleObjects( nCount,
lpHandles,
bWaitAll,
0);
if (dwRet != WAIT_TIMEOUT)
{
Trace("WaitForMultipleObjectsTest:WaitForMultipleObjects failed (%x)\n", GetLastError());
}
else
{
/* Step through each event and one at a time, set the
currect test, while reseting all the other tests
*/
for (i = 0; i < MAX_EVENTS; i++)
{
for (j = 0; j < MAX_EVENTS; j++)
{
if (j == i)
{
bRet = SetEvent(hEvent[j]);
if (!bRet)
{
Trace("WaitForMultipleObjectsTest:SetEvent %u failed (%x)\n", j, GetLastError());
break;
}
}
else
{
bRet = ResetEvent(hEvent[j]);
if (!bRet)
{
Trace("WaitForMultipleObjectsTest:ResetEvent %u failed (%x)\n", j, GetLastError());
}
}
}
bWaitAll = FALSE;
/* Check that WaitFor returns WAIT_OBJECT + i */
dwRet = WaitForMultipleObjects( nCount,
lpHandles, bWaitAll, 0);
if (dwRet != WAIT_OBJECT_0+i)
{
Trace("WaitForMultipleObjectsTest:WaitForMultipleObjects failed (%x)\n", GetLastError());
bRet = FALSE;
break;
}
}
}
for (i = 0; i < MAX_EVENTS; i++)
{
bRet = CloseHandle(hEvent[i]);
if (!bRet)
{
Trace("WaitForMultipleObjectsTest:CloseHandle %u failed (%x)\n", i, GetLastError());
}
}
}
return bRet;
}
BOOL WaitMultipleDuplicateHandleTest()
{
BOOL testResult = TRUE;
const HANDLE eventHandle = CreateEvent(NULL, TRUE, TRUE, NULL);
HANDLE eventHandles[] = {eventHandle, eventHandle};
// WaitAny - Wait for any of the events (no error expected)
DWORD result = WaitForMultipleObjects(sizeof(eventHandles) / sizeof(eventHandles[0]), eventHandles, FALSE, 0);
if (result != WAIT_OBJECT_0)
{
Trace("WaitMultipleDuplicateHandleTest:WaitAny failed (%x)\n", GetLastError());
testResult = FALSE;
}
// WaitAll - Wait for all of the events (error expected)
result = WaitForMultipleObjects(sizeof(eventHandles) / sizeof(eventHandles[0]), eventHandles, TRUE, 0);
if (result != WAIT_FAILED)
{
Trace("WaitMultipleDuplicateHandleTest:WaitAll failed: call unexpectedly succeeded\n");
testResult = FALSE;
}
else if (GetLastError() != ERROR_INVALID_PARAMETER)
{
Trace("WaitMultipleDuplicateHandleTest:WaitAll failed: unexpected last error (%x)\n");
testResult = FALSE;
}
return testResult;
}
int __cdecl main(int argc, char **argv)
{
if(0 != (PAL_Initialize(argc, argv)))
{
return ( FAIL );
}
if(!WaitForMultipleObjectsTest())
{
Fail ("Test failed\n");
}
if (!WaitMultipleDuplicateHandleTest())
{
Fail("Test failed\n");
}
PAL_Terminate();
return ( PASS );
}
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