mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-11-27 06:43:32 +00:00
281 lines
8.3 KiB
C++
281 lines
8.3 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
|
|
/* ***** BEGIN LICENSE BLOCK *****
|
|
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
|
|
*
|
|
* The contents of this file are subject to the Mozilla Public License Version
|
|
* 1.1 (the "License"); you may not use this file except in compliance with
|
|
* the License. You may obtain a copy of the License at
|
|
* http://www.mozilla.org/MPL/
|
|
*
|
|
* Software distributed under the License is distributed on an "AS IS" basis,
|
|
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
|
|
* for the specific language governing rights and limitations under the
|
|
* License.
|
|
*
|
|
* The Original Code is mozilla.org code.
|
|
*
|
|
* The Initial Developer of the Original Code is
|
|
* Netscape Communications Corporation.
|
|
* Portions created by the Initial Developer are Copyright (C) 1998
|
|
* the Initial Developer. All Rights Reserved.
|
|
*
|
|
* Contributor(s):
|
|
* Pierre Phaneuf <pp@ludusdesign.com>
|
|
*
|
|
* Alternatively, the contents of this file may be used under the terms of
|
|
* either of the GNU General Public License Version 2 or later (the "GPL"),
|
|
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
|
|
* in which case the provisions of the GPL or the LGPL are applicable instead
|
|
* of those above. If you wish to allow use of your version of this file only
|
|
* under the terms of either the GPL or the LGPL, and not to allow others to
|
|
* use your version of this file under the terms of the MPL, indicate your
|
|
* decision by deleting the provisions above and replace them with the notice
|
|
* and other provisions required by the GPL or the LGPL. If you do not delete
|
|
* the provisions above, a recipient may use your version of this file under
|
|
* the terms of any one of the MPL, the GPL or the LGPL.
|
|
*
|
|
* ***** END LICENSE BLOCK ***** */
|
|
|
|
#include "nsIThread.h"
|
|
#include "nsIRunnable.h"
|
|
#include <stdio.h>
|
|
#include <stdlib.h>
|
|
#include "nspr.h"
|
|
#include "nsCOMPtr.h"
|
|
#include "nsIServiceManager.h"
|
|
|
|
class nsRunner : public nsIRunnable {
|
|
public:
|
|
NS_DECL_ISUPPORTS
|
|
|
|
NS_IMETHOD Run() {
|
|
nsCOMPtr<nsIThread> thread;
|
|
nsresult rv = nsIThread::GetCurrent(getter_AddRefs(thread));
|
|
if (NS_FAILED(rv)) {
|
|
printf("failed to get current thread\n");
|
|
return rv;
|
|
}
|
|
printf("running %d on thread %p\n", mNum, (void *)thread.get());
|
|
|
|
// if we don't do something slow, we'll never see the other
|
|
// worker threads run
|
|
PR_Sleep(PR_MillisecondsToInterval(100));
|
|
|
|
return rv;
|
|
}
|
|
|
|
nsRunner(int num) : mNum(num) {
|
|
}
|
|
|
|
protected:
|
|
int mNum;
|
|
};
|
|
|
|
NS_IMPL_THREADSAFE_ISUPPORTS1(nsRunner, nsIRunnable)
|
|
|
|
nsresult
|
|
TestThreads()
|
|
{
|
|
nsresult rv;
|
|
|
|
nsCOMPtr<nsIThread> runner;
|
|
rv = NS_NewThread(getter_AddRefs(runner), new nsRunner(0), 0, PR_JOINABLE_THREAD);
|
|
if (NS_FAILED(rv)) {
|
|
printf("failed to create thread\n");
|
|
return rv;
|
|
}
|
|
|
|
nsCOMPtr<nsIThread> thread;
|
|
rv = nsIThread::GetCurrent(getter_AddRefs(thread));
|
|
if (NS_FAILED(rv)) {
|
|
printf("failed to get current thread\n");
|
|
return rv;
|
|
}
|
|
|
|
PRThreadScope scope;
|
|
rv = runner->GetScope(&scope);
|
|
if (NS_FAILED(rv)) {
|
|
printf("runner already exited\n");
|
|
}
|
|
|
|
rv = runner->Join(); // wait for the runner to die before quitting
|
|
if (NS_FAILED(rv)) {
|
|
printf("join failed\n");
|
|
}
|
|
|
|
rv = runner->GetScope(&scope); // this should fail after Join
|
|
if (NS_SUCCEEDED(rv)) {
|
|
printf("get scope failed\n");
|
|
}
|
|
|
|
rv = runner->Interrupt(); // this should fail after Join
|
|
if (NS_SUCCEEDED(rv)) {
|
|
printf("interrupt failed\n");
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////////
|
|
// try an unjoinable thread
|
|
rv = NS_NewThread(getter_AddRefs(runner), new nsRunner(1));
|
|
if (NS_FAILED(rv)) {
|
|
printf("failed to create thread\n");
|
|
return rv;
|
|
}
|
|
|
|
rv = runner->Join(); // wait for the runner to die before quitting
|
|
if (NS_SUCCEEDED(rv)) {
|
|
printf("shouldn't have been able to join an unjoinable thread\n");
|
|
}
|
|
|
|
PR_Sleep(PR_MillisecondsToInterval(100)); // hopefully the runner will quit here
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
class nsStressRunner : public nsIRunnable {
|
|
public:
|
|
NS_DECL_ISUPPORTS
|
|
|
|
NS_IMETHOD Run() {
|
|
NS_ASSERTION(!mWasRun, "run twice!");
|
|
mWasRun = PR_TRUE;
|
|
PR_Sleep(1);
|
|
if (!PR_AtomicDecrement(&gNum)) {
|
|
printf(" last thread was %d\n", mNum);
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
nsStressRunner(int num) : mNum(num), mWasRun(PR_FALSE) {
|
|
PR_AtomicIncrement(&gNum);
|
|
}
|
|
|
|
static PRInt32 GetGlobalCount() {return gNum;}
|
|
|
|
private:
|
|
~nsStressRunner() {
|
|
NS_ASSERTION(mWasRun, "never run!");
|
|
}
|
|
|
|
protected:
|
|
static PRInt32 gNum;
|
|
PRInt32 mNum;
|
|
PRBool mWasRun;
|
|
};
|
|
|
|
PRInt32 nsStressRunner::gNum = 0;
|
|
|
|
NS_IMPL_THREADSAFE_ISUPPORTS1(nsStressRunner, nsIRunnable)
|
|
|
|
static int Stress(int loops, int threads)
|
|
{
|
|
|
|
for (int i = 0; i < loops; i++) {
|
|
printf("Loop %d of %d\n", i+1, loops);
|
|
|
|
int k;
|
|
nsIThread** array = new nsIThread*[threads];
|
|
NS_ASSERTION(array, "out of memory");
|
|
|
|
NS_ASSERTION(!nsStressRunner::GetGlobalCount(), "bad count of runnables");
|
|
|
|
for (k = 0; k < threads; k++) {
|
|
nsCOMPtr<nsIThread> t;
|
|
nsresult rv = NS_NewThread(getter_AddRefs(t),
|
|
new nsStressRunner(k),
|
|
0, PR_JOINABLE_THREAD);
|
|
NS_ASSERTION(NS_SUCCEEDED(rv), "can't create thread");
|
|
NS_ADDREF(array[k] = t);
|
|
}
|
|
|
|
for (k = threads-1; k >= 0; k--) {
|
|
array[k]->Join();
|
|
NS_RELEASE(array[k]);
|
|
}
|
|
delete [] array;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
PR_STATIC_CALLBACK(void) threadProc(void *arg)
|
|
{
|
|
// printf(" running thread %d\n", (int) arg);
|
|
PR_Sleep(1);
|
|
PR_ASSERT(PR_JOINABLE_THREAD == PR_GetThreadState(PR_GetCurrentThread()));
|
|
}
|
|
|
|
static int StressNSPR(int loops, int threads)
|
|
{
|
|
|
|
for (int i = 0; i < loops; i++) {
|
|
printf("Loop %d of %d\n", i+1, loops);
|
|
|
|
int k;
|
|
PRThread** array = new PRThread*[threads];
|
|
PR_ASSERT(array);
|
|
|
|
for (k = 0; k < threads; k++) {
|
|
array[k] = PR_CreateThread(PR_USER_THREAD,
|
|
threadProc, (void*) k,
|
|
PR_PRIORITY_NORMAL,
|
|
PR_GLOBAL_THREAD,
|
|
PR_JOINABLE_THREAD,
|
|
0);
|
|
PR_ASSERT(array[k]);
|
|
}
|
|
|
|
for (k = 0; k < threads; k++) {
|
|
PR_ASSERT(PR_JOINABLE_THREAD == PR_GetThreadState(array[k]));
|
|
}
|
|
|
|
for (k = threads-1; k >= 0; k--) {
|
|
PR_JoinThread(array[k]);
|
|
}
|
|
delete [] array;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
int
|
|
main(int argc, char** argv)
|
|
{
|
|
int retval = 0;
|
|
nsresult rv;
|
|
|
|
rv = NS_InitXPCOM2(nsnull, nsnull, nsnull);
|
|
if (NS_FAILED(rv)) return -1;
|
|
|
|
if (argc > 1 && !strcmp(argv[1], "-stress")) {
|
|
int loops;
|
|
int threads;
|
|
if (argc != 4 || *argv[2] != '-' || *argv[3] != '-' ||
|
|
!(loops = atoi(argv[2]+1)) || !(threads = atoi(argv[3]+1))) {
|
|
printf("To use -stress you must pass loop count and thread count...\n"
|
|
" TestThreads -stress -1000 -50\n");
|
|
} else {
|
|
printf("Running stress test with %d loops of %d threads each\n",
|
|
loops, threads);
|
|
retval = Stress(loops, threads);
|
|
}
|
|
} else if (argc > 1 && !strcmp(argv[1], "-stress-nspr")) {
|
|
int loops;
|
|
int threads;
|
|
if (argc != 4 || *argv[2] != '-' || *argv[3] != '-' ||
|
|
!(loops = atoi(argv[2]+1)) || !(threads = atoi(argv[3]+1))) {
|
|
printf("To use -stress-nspr you must pass loop count and thread count...\n"
|
|
" TestThreads -stress -1000 -50\n");
|
|
} else {
|
|
printf("Running stress test with %d loops of %d threads each\n",
|
|
loops, threads);
|
|
retval = StressNSPR(loops, threads);
|
|
}
|
|
} else {
|
|
rv = TestThreads();
|
|
if (NS_FAILED(rv)) return -1;
|
|
}
|
|
|
|
rv = NS_ShutdownXPCOM(nsnull);
|
|
if (NS_FAILED(rv)) return -1;
|
|
return retval;
|
|
}
|