gecko-dev/xpcom/tests/TestHarness.h

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/* -*- 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
* Jeff Walden <jwalden+code@mit.edu>.
* Portions created by the Initial Developer are Copyright (C) 2007
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* 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
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* 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 ***** */
/*
* Test harness for XPCOM objects, providing a scoped XPCOM initializer,
* nsCOMPtr, nsRefPtr, do_CreateInstance, do_GetService, ns(Auto|C|)String,
* and stdio.h/stdlib.h.
*/
#ifndef TestHarness_h__
#define TestHarness_h__
#include "nsComponentManagerUtils.h"
#include "nsServiceManagerUtils.h"
#include "nsCOMPtr.h"
#include "nsAutoPtr.h"
#include "nsStringGlue.h"
#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
/**
* Prints the given failure message and arguments using printf, prepending
* "FAIL " for the benefit of the test harness and appending "\n" to eliminate
* having to type it at each call site.
*/
void fail(const char* msg, ...)
{
va_list ap;
printf("FAIL ");
va_start(ap, msg);
vprintf(msg, ap);
va_end(ap);
putchar('\n');
}
/**
* Prints the given string followed by " PASSED!\n", to be used at the end
* of a successful test function.
*/
void passed(const char* test)
{
printf("%s PASSED!\n", test);
}
class ScopedXPCOM
{
public:
ScopedXPCOM(const char* testName,
nsIDirectoryServiceProvider *dirSvcProvider = NULL)
{
mTestName = testName;
printf("Running %s tests...\n", mTestName);
nsresult rv = NS_InitXPCOM2(&mServMgr, NULL, dirSvcProvider);
if (NS_FAILED(rv))
{
fail("NS_InitXPCOM2 returned failure code 0x%x", rv);
mServMgr = NULL;
}
}
~ScopedXPCOM()
{
if (mServMgr)
{
NS_RELEASE(mServMgr);
nsresult rv = NS_ShutdownXPCOM(NULL);
if (NS_FAILED(rv))
{
fail("XPCOM shutdown failed with code 0x%x", rv);
exit(1);
}
}
printf("Finished running %s tests.\n", mTestName);
}
PRBool failed()
{
return mServMgr == NULL;
}
private:
const char* mTestName;
nsIServiceManager* mServMgr;
};
#endif // TestHarness_h__