gecko-dev/xpcom/tests/TestThreadPool.cpp

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim:set ts=2 sw=2 sts=2 et cindent: */
/* ***** 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 code.
*
* The Initial Developer of the Original Code is Google Inc.
* Portions created by the Initial Developer are Copyright (C) 2006
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Darin Fisher <darin@meer.net>
*
* Alternatively, the contents of this file may be used under the terms of
* either 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 <stdio.h>
#include <stdlib.h>
#include "nsXPCOM.h"
#include "nsXPCOMCIDInternal.h"
#include "nsIThreadPool.h"
#include "nsComponentManagerUtils.h"
#include "nsCOMPtr.h"
#include "nsIRunnable.h"
class Task : public nsIRunnable
{
public:
NS_DECL_ISUPPORTS
Task(int i) : mIndex(i) {}
NS_IMETHOD Run()
{
printf("###(%d) running from thread: %p\n", mIndex, (void *) PR_GetCurrentThread());
int r = (int) ((float) rand() * 200 / RAND_MAX);
PR_Sleep(PR_MillisecondsToInterval(r));
printf("###(%d) exiting from thread: %p\n", mIndex, (void *) PR_GetCurrentThread());
return NS_OK;
}
private:
int mIndex;
};
NS_IMPL_THREADSAFE_ISUPPORTS1(Task, nsIRunnable)
static nsresult
RunTests()
{
nsCOMPtr<nsIThreadPool> pool = do_CreateInstance(NS_THREADPOOL_CONTRACTID);
NS_ENSURE_STATE(pool);
for (int i = 0; i < 100; ++i) {
nsCOMPtr<nsIRunnable> task = new Task(i);
NS_ENSURE_TRUE(task, NS_ERROR_OUT_OF_MEMORY);
pool->Dispatch(task, NS_DISPATCH_NORMAL);
}
pool->Shutdown();
return NS_OK;
}
int
main(int argc, char **argv)
{
if (NS_FAILED(NS_InitXPCOM2(nsnull, nsnull, nsnull)))
return -1;
RunTests();
NS_ShutdownXPCOM(nsnull);
return 0;
}