mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-11-08 20:47:44 +00:00
90 lines
2.7 KiB
C
90 lines
2.7 KiB
C
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
|
/*
|
|
* The contents of this file are subject to the Netscape Public License
|
|
* Version 1.1 (the "NPL"); you may not use this file except in
|
|
* compliance with the NPL. You may obtain a copy of the NPL at
|
|
* http://www.mozilla.org/NPL/
|
|
*
|
|
* Software distributed under the NPL is distributed on an "AS IS" basis,
|
|
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
|
|
* for the specific language governing rights and limitations under the
|
|
* NPL.
|
|
*
|
|
* The Initial Developer of this code under the NPL is Netscape
|
|
* Communications Corporation. Portions created by Netscape are
|
|
* Copyright (C) 1998 Netscape Communications Corporation. All Rights
|
|
* Reserved.
|
|
*/
|
|
|
|
/*
|
|
* This is a regression test for the bug that the interval timer
|
|
* is not initialized when _PR_CreateCPU calls PR_IntervalNow.
|
|
* The bug would make this test program finish prematurely,
|
|
* when the SHORT_TIMEOUT period expires. The correct behavior
|
|
* is for the test to finish when the LONG_TIMEOUT period expires.
|
|
*/
|
|
|
|
#include "prlock.h"
|
|
#include "prcvar.h"
|
|
#include "prthread.h"
|
|
#include "prinrval.h"
|
|
#include "prlog.h"
|
|
#include <stdio.h>
|
|
|
|
/* The timeouts, in milliseconds */
|
|
#define SHORT_TIMEOUT 1000
|
|
#define LONG_TIMEOUT 3000
|
|
|
|
PRLock *lock1, *lock2;
|
|
PRCondVar *cv1, *cv2;
|
|
|
|
void ThreadFunc(void *arg)
|
|
{
|
|
PR_Lock(lock1);
|
|
PR_WaitCondVar(cv1, PR_MillisecondsToInterval(SHORT_TIMEOUT));
|
|
PR_Unlock(lock1);
|
|
}
|
|
|
|
int main()
|
|
{
|
|
PRThread *thread;
|
|
PRIntervalTime start, end;
|
|
PRUint32 elapsed_ms;
|
|
|
|
lock1 = PR_NewLock();
|
|
PR_ASSERT(NULL != lock1);
|
|
cv1 = PR_NewCondVar(lock1);
|
|
PR_ASSERT(NULL != cv1);
|
|
lock2 = PR_NewLock();
|
|
PR_ASSERT(NULL != lock2);
|
|
cv2 = PR_NewCondVar(lock2);
|
|
PR_ASSERT(NULL != cv2);
|
|
start = PR_IntervalNow();
|
|
thread = PR_CreateThread(
|
|
PR_USER_THREAD,
|
|
ThreadFunc,
|
|
NULL,
|
|
PR_PRIORITY_NORMAL,
|
|
PR_LOCAL_THREAD,
|
|
PR_JOINABLE_THREAD,
|
|
0);
|
|
PR_ASSERT(NULL != thread);
|
|
PR_Lock(lock2);
|
|
PR_WaitCondVar(cv2, PR_MillisecondsToInterval(LONG_TIMEOUT));
|
|
PR_Unlock(lock2);
|
|
PR_JoinThread(thread);
|
|
end = PR_IntervalNow();
|
|
elapsed_ms = PR_IntervalToMilliseconds((PRIntervalTime)(end - start));
|
|
/* Allow 100ms imprecision */
|
|
if (elapsed_ms < LONG_TIMEOUT - 100 || elapsed_ms > LONG_TIMEOUT + 100) {
|
|
printf("Elapsed time should be %u ms but is %u ms\n",
|
|
LONG_TIMEOUT, elapsed_ms);
|
|
printf("FAIL\n");
|
|
exit(1);
|
|
}
|
|
printf("Elapsed time: %u ms, expected time: %u ms\n",
|
|
LONG_TIMEOUT, elapsed_ms);
|
|
printf("PASS\n");
|
|
return 0;
|
|
}
|