1999-04-06 01:03:22 +04:00
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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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*
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1999-11-06 06:43:54 +03:00
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* The contents of this file are subject to the Netscape Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/NPL/
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1999-04-06 01:03:22 +04:00
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*
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1999-11-06 06:43:54 +03:00
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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1999-04-06 01:03:22 +04:00
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*
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1999-11-06 06:43:54 +03:00
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is Netscape
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1999-04-06 01:03:22 +04:00
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* Communications Corporation. Portions created by Netscape are
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1999-11-06 06:43:54 +03:00
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* Copyright (C) 1998 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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1999-12-01 03:21:53 +03:00
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* Pierre Phaneuf <pp@ludusdesign.com>
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1999-04-06 01:03:22 +04:00
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*/
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#include "nsIThread.h"
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1999-09-16 02:28:27 +04:00
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#include "nsIThreadPool.h"
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#include "nsIRunnable.h"
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1999-04-06 01:03:22 +04:00
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#include <stdio.h>
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2000-11-30 08:26:15 +03:00
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#include <stdlib.h>
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#include "nspr.h"
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2000-03-06 00:26:01 +03:00
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#include "nsCOMPtr.h"
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#include "nsIServiceManager.h"
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1999-04-06 01:03:22 +04:00
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2001-06-12 22:38:17 +04:00
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class nsConcurrentRunner : public nsIRunnable {
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public:
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NS_DECL_ISUPPORTS
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NS_IMETHOD Run() {
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nsCOMPtr<nsIThread> thread;
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nsresult rv = nsIThread::GetCurrent(getter_AddRefs(thread));
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if (NS_FAILED(rv)) {
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printf("failed to get current thread\n");
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return rv;
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}
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mTestInt = 666;
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PR_Sleep(PR_SecondsToInterval(1));
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if (mTestInt != 666)
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printf("Illegal access. Data corruption detected.\n");
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mTestInt = 0;
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PR_Sleep(PR_SecondsToInterval(2));
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if (mTestInt != 0)
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printf("Illegal access. Data corruption detected.\n");
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// if we don't do something slow, we'll never see the other
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// worker threads run
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PR_Sleep(PR_MillisecondsToInterval(1));
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return rv;
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}
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nsConcurrentRunner(){
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NS_INIT_REFCNT();
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mTestInt = 0;
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}
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private:
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PRInt32 mTestInt;
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};
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NS_IMPL_THREADSAFE_ISUPPORTS1(nsConcurrentRunner, nsIRunnable);
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1999-04-06 01:03:22 +04:00
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class nsRunner : public nsIRunnable {
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public:
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NS_DECL_ISUPPORTS
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NS_IMETHOD Run() {
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2000-03-06 00:26:01 +03:00
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nsCOMPtr<nsIThread> thread;
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nsresult rv = nsIThread::GetCurrent(getter_AddRefs(thread));
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1999-04-06 01:03:22 +04:00
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if (NS_FAILED(rv)) {
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printf("failed to get current thread\n");
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return rv;
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}
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2001-03-21 08:32:22 +03:00
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printf("running %d on thread %p\n", mNum, (void *)thread.get());
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1999-04-06 01:03:22 +04:00
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// if we don't do something slow, we'll never see the other
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// worker threads run
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2000-04-21 09:12:57 +04:00
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PR_Sleep(PR_MillisecondsToInterval(100));
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1999-04-06 01:03:22 +04:00
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return rv;
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}
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nsRunner(int num) : mNum(num) {
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NS_INIT_REFCNT();
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}
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protected:
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int mNum;
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};
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2000-03-06 00:26:01 +03:00
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NS_IMPL_THREADSAFE_ISUPPORTS1(nsRunner, nsIRunnable);
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1999-04-06 01:03:22 +04:00
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nsresult
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TestThreads()
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{
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nsresult rv;
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2000-03-06 00:26:01 +03:00
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nsCOMPtr<nsIThread> runner;
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rv = NS_NewThread(getter_AddRefs(runner), new nsRunner(0), 0, PR_JOINABLE_THREAD);
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1999-04-06 01:03:22 +04:00
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if (NS_FAILED(rv)) {
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printf("failed to create thread\n");
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return rv;
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}
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2000-03-06 00:26:01 +03:00
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nsCOMPtr<nsIThread> thread;
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rv = nsIThread::GetCurrent(getter_AddRefs(thread));
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1999-04-06 01:03:22 +04:00
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if (NS_FAILED(rv)) {
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printf("failed to get current thread\n");
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return rv;
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}
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PRThreadScope scope;
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rv = runner->GetScope(&scope);
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if (NS_FAILED(rv)) {
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printf("runner already exited\n");
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}
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rv = runner->Join(); // wait for the runner to die before quitting
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if (NS_FAILED(rv)) {
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printf("join failed\n");
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}
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rv = runner->GetScope(&scope); // this should fail after Join
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if (NS_SUCCEEDED(rv)) {
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printf("get scope failed\n");
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}
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rv = runner->Interrupt(); // this should fail after Join
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if (NS_SUCCEEDED(rv)) {
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printf("interrupt failed\n");
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}
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////////////////////////////////////////////////////////////////////////////
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// try an unjoinable thread
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2000-03-06 00:26:01 +03:00
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rv = NS_NewThread(getter_AddRefs(runner), new nsRunner(1));
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1999-04-06 01:03:22 +04:00
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if (NS_FAILED(rv)) {
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printf("failed to create thread\n");
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return rv;
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}
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rv = runner->Join(); // wait for the runner to die before quitting
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if (NS_SUCCEEDED(rv)) {
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printf("shouldn't have been able to join an unjoinable thread\n");
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}
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2000-03-06 00:26:01 +03:00
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2000-04-21 09:12:57 +04:00
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PR_Sleep(PR_MillisecondsToInterval(100)); // hopefully the runner will quit here
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1999-04-06 01:03:22 +04:00
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return NS_OK;
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}
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nsresult
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2000-04-21 09:12:57 +04:00
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TestThreadPools(PRUint32 poolMinSize, PRUint32 poolMaxSize,
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PRUint32 nRequests, PRIntervalTime dispatchWaitInterval = 0)
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1999-04-06 01:03:22 +04:00
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{
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2000-03-06 00:26:01 +03:00
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nsCOMPtr<nsIThreadPool> pool;
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2000-04-21 09:12:57 +04:00
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nsresult rv = NS_NewThreadPool(getter_AddRefs(pool), poolMinSize, poolMaxSize);
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1999-04-06 01:03:22 +04:00
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if (NS_FAILED(rv)) {
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printf("failed to create thead pool\n");
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return rv;
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}
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2000-04-21 09:12:57 +04:00
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for (PRUint32 i = 0; i < nRequests; i++) {
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1999-04-06 01:03:22 +04:00
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rv = pool->DispatchRequest(new nsRunner(i+2));
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2000-04-21 09:12:57 +04:00
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if (dispatchWaitInterval && i % poolMaxSize == poolMaxSize - 1) {
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PR_Sleep(dispatchWaitInterval);
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}
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1999-04-06 01:03:22 +04:00
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}
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1999-04-13 22:15:27 +04:00
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rv = pool->Shutdown();
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1999-04-06 01:03:22 +04:00
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return rv;
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}
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2001-06-12 22:38:17 +04:00
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nsresult
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TestThreadPoolsConcurrent(PRUint32 poolMinSize,
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PRUint32 poolMaxSize,
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PRUint32 nRequests)
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{
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nsCOMPtr<nsIThreadPool> pool;
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nsresult rv = NS_NewThreadPool(getter_AddRefs(pool), poolMinSize, poolMaxSize);
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if (NS_FAILED(rv)) {
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printf("failed to create thead pool\n");
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return rv;
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}
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nsConcurrentRunner* runner = new nsConcurrentRunner();
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for (PRUint32 i = 0; i < nRequests; i++) {
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rv = pool->DispatchRequest(runner);
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}
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rv = pool->Shutdown();
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return rv;
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}
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2000-11-30 08:26:15 +03:00
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class nsStressRunner : public nsIRunnable {
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public:
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NS_DECL_ISUPPORTS
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NS_IMETHOD Run() {
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NS_ASSERTION(!mWasRun, "run twice!");
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mWasRun = PR_TRUE;
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PR_Sleep(1);
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if (!PR_AtomicDecrement(&gNum)) {
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printf(" last thread was %d\n", mNum);
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}
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return NS_OK;
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}
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nsStressRunner(int num) : mNum(num), mWasRun(PR_FALSE) {
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NS_INIT_REFCNT();
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PR_AtomicIncrement(&gNum);
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}
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2000-12-06 22:40:56 +03:00
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virtual ~nsStressRunner() {
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2000-11-30 08:26:15 +03:00
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NS_ASSERTION(mWasRun, "never run!");
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}
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static PRInt32 GetGlobalCount() {return gNum;}
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protected:
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static PRInt32 gNum;
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PRInt32 mNum;
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PRBool mWasRun;
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};
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PRInt32 nsStressRunner::gNum = 0;
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NS_IMPL_THREADSAFE_ISUPPORTS1(nsStressRunner, nsIRunnable);
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static int Stress(int loops, int threads)
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{
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for (int i = 0; i < loops; i++) {
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printf("Loop %d of %d\n", i+1, loops);
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int k;
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nsIThread** array = new nsIThread*[threads];
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NS_ASSERTION(array, "out of memory");
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NS_ASSERTION(!nsStressRunner::GetGlobalCount(), "bad count of runnables");
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for (k = 0; k < threads; k++) {
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nsCOMPtr<nsIThread> t;
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nsresult rv = NS_NewThread(getter_AddRefs(t),
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new nsStressRunner(k),
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0, PR_JOINABLE_THREAD);
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NS_ASSERTION(NS_SUCCEEDED(rv), "can't create thread");
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NS_ADDREF(array[k] = t);
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}
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for (k = threads-1; k >= 0; k--) {
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array[k]->Join();
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NS_RELEASE(array[k]);
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}
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delete [] array;
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}
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return 0;
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}
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2000-12-08 23:36:53 +03:00
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PR_STATIC_CALLBACK(void) threadProc(void *arg)
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2000-11-30 08:26:15 +03:00
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{
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// printf(" running thread %d\n", (int) arg);
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PR_Sleep(1);
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PR_ASSERT(PR_JOINABLE_THREAD == PR_GetThreadState(PR_GetCurrentThread()));
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}
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static int StressNSPR(int loops, int threads)
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{
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for (int i = 0; i < loops; i++) {
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printf("Loop %d of %d\n", i+1, loops);
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int k;
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PRThread** array = new PRThread*[threads];
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PR_ASSERT(array);
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for (k = 0; k < threads; k++) {
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array[k] = PR_CreateThread(PR_USER_THREAD,
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threadProc, (void*) k,
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PR_PRIORITY_NORMAL,
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PR_GLOBAL_THREAD,
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PR_JOINABLE_THREAD,
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0);
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PR_ASSERT(array[k]);
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}
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for (k = 0; k < threads; k++) {
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PR_ASSERT(PR_JOINABLE_THREAD == PR_GetThreadState(array[k]));
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}
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for (k = threads-1; k >= 0; k--) {
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PR_JoinThread(array[k]);
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}
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delete [] array;
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}
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return 0;
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}
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1999-04-06 01:03:22 +04:00
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int
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2000-11-30 08:26:15 +03:00
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main(int argc, char** argv)
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1999-04-06 01:03:22 +04:00
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{
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2000-11-30 08:26:15 +03:00
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int retval = 0;
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2000-03-06 00:26:01 +03:00
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nsresult rv;
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2000-11-30 08:26:15 +03:00
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2000-03-06 00:26:01 +03:00
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rv = NS_InitXPCOM(nsnull, nsnull);
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if (NS_FAILED(rv)) return -1;
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2000-11-30 08:26:15 +03:00
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if (argc > 1 && !strcmp(argv[1], "-stress")) {
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int loops;
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int threads;
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if (argc != 4 || *argv[2] != '-' || *argv[3] != '-' ||
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!(loops = atoi(argv[2]+1)) || !(threads = atoi(argv[3]+1))) {
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printf("To use -stress you must pass loop count and thread count...\n"
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" TestThreads -stress -1000 -50\n");
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} else {
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printf("Running stress test with %d loops of %d threads each\n",
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loops, threads);
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retval = Stress(loops, threads);
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}
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} else if (argc > 1 && !strcmp(argv[1], "-stress-nspr")) {
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int loops;
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int threads;
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if (argc != 4 || *argv[2] != '-' || *argv[3] != '-' ||
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!(loops = atoi(argv[2]+1)) || !(threads = atoi(argv[3]+1))) {
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printf("To use -stress-nspr you must pass loop count and thread count...\n"
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" TestThreads -stress -1000 -50\n");
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} else {
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printf("Running stress test with %d loops of %d threads each\n",
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loops, threads);
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retval = StressNSPR(loops, threads);
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}
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} else {
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rv = TestThreads();
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|
if (NS_FAILED(rv)) return -1;
|
1999-04-06 01:03:22 +04:00
|
|
|
|
2000-11-30 08:26:15 +03:00
|
|
|
rv = TestThreadPools(1, 4, 100);
|
|
|
|
if (NS_FAILED(rv)) return -1;
|
2000-04-21 09:12:57 +04:00
|
|
|
|
2000-11-30 08:26:15 +03:00
|
|
|
rv = TestThreadPools(4, 16, 100);
|
|
|
|
if (NS_FAILED(rv)) return -1;
|
2000-04-21 09:12:57 +04:00
|
|
|
|
2000-11-30 08:26:15 +03:00
|
|
|
// this test delays between each request to give threads a chance to
|
|
|
|
// decide to go away:
|
|
|
|
rv = TestThreadPools(4, 8, 32, PR_MillisecondsToInterval(1000));
|
|
|
|
if (NS_FAILED(rv)) return -1;
|
2001-06-12 22:38:17 +04:00
|
|
|
|
|
|
|
rv = TestThreadPoolsConcurrent(4, 32, 1000);
|
|
|
|
if (NS_FAILED(rv)) return -1;
|
2000-11-30 08:26:15 +03:00
|
|
|
}
|
1999-04-06 01:03:22 +04:00
|
|
|
|
2000-03-06 00:26:01 +03:00
|
|
|
rv = NS_ShutdownXPCOM(nsnull);
|
|
|
|
if (NS_FAILED(rv)) return -1;
|
2000-11-30 08:26:15 +03:00
|
|
|
return retval;
|
1999-04-06 01:03:22 +04:00
|
|
|
}
|