зеркало из https://github.com/mozilla/pjs.git
174 строки
4.7 KiB
C++
174 строки
4.7 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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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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*
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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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*
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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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* Communications Corporation. Portions created by Netscape are
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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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* Pierre Phaneuf <pp@ludusdesign.com>
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*/
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#include "MyService.h"
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#include "nsIServiceManager.h"
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#include "nsIComponentManager.h"
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#include <stdio.h>
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static NS_DEFINE_CID(kIMyServiceCID, NS_IMYSERVICE_CID);
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////////////////////////////////////////////////////////////////////////////////
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IMyService* myServ = NULL;
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nsresult
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BeginTest(int testNumber)
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{
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nsresult err;
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NS_ASSERTION(myServ == NULL, "myServ not reset");
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err = nsServiceManager::GetService(kIMyServiceCID, NS_GET_IID(IMyService),
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(nsISupports**)&myServ);
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return err;
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}
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nsresult
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EndTest(int testNumber)
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{
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nsresult err = NS_OK;
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if (myServ) {
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err = myServ->Doit();
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if (err != NS_OK) return err;
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err = nsServiceManager::ReleaseService(kIMyServiceCID, myServ);
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if (err != NS_OK) return err;
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myServ = NULL;
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}
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printf("test %d succeeded\n", testNumber);
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return NS_OK;
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}
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nsresult
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SimpleTest(int testNumber)
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{
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// This test just gets a service, uses it and releases it.
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nsresult err;
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err = BeginTest(testNumber);
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if (err != NS_OK) return err;
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err = EndTest(testNumber);
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return err;
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}
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////////////////////////////////////////////////////////////////////////////////
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nsresult
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AsyncShutdown(int testNumber)
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{
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nsresult err;
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// If the AsyncShutdown was truly asynchronous and happened on another
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// thread, we'd have to protect all accesses to myServ throughout this
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// code with a monitor.
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err = nsServiceManager::UnregisterService(kIMyServiceCID);
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if (err == NS_ERROR_SERVICE_IN_USE) {
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printf("async shutdown -- service still in use\n");
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return NS_OK;
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}
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if (err == NS_ERROR_SERVICE_NOT_FOUND) {
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printf("async shutdown -- service not found\n");
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return NS_OK;
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}
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return err;
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}
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nsresult
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AsyncNoShutdownTest(int testNumber)
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{
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// This test gets a service, and also gets an async request for shutdown,
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// but the service doesn't get shut down because some other client (who's
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// not participating in the async shutdown game as he should) is
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// continuing to hang onto the service. This causes myServ variable to
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// get set to NULL, but the service doesn't get unloaded right away as
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// it should.
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nsresult err;
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err = BeginTest(testNumber);
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if (err != NS_OK) return err;
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// Create some other user of kIMyServiceCID, preventing it from
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// really going away:
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IMyService* otherClient;
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err = nsServiceManager::GetService(kIMyServiceCID, NS_GET_IID(IMyService),
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(nsISupports**)&otherClient);
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if (err != NS_OK) return err;
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err = AsyncShutdown(testNumber);
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if (err != NS_OK) return err;
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err = EndTest(testNumber);
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// Finally, release the other client.
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err = nsServiceManager::ReleaseService(kIMyServiceCID, otherClient);
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return err;
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}
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////////////////////////////////////////////////////////////////////////////////
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void
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SetupFactories(void)
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{
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nsresult err;
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// seed the repository (hack)
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#ifdef XP_OS2
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err = nsComponentManager::RegisterComponent(kIMyServiceCID, NULL, NULL, "rel:MyServce.dll",
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PR_TRUE, PR_FALSE);
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#else
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err = nsComponentManager::RegisterComponent(kIMyServiceCID, NULL, NULL, "rel:MyService.dll",
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PR_TRUE, PR_FALSE);
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#endif
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NS_ASSERTION(err == NS_OK, "failed to register my factory");
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}
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int
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main(void)
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{
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nsresult err;
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int testNumber = 0;
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SetupFactories();
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err = SimpleTest(++testNumber);
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if (err != NS_OK)
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goto error;
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err = AsyncNoShutdownTest(++testNumber);
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if (err != NS_OK)
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goto error;
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AsyncShutdown(++testNumber);
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printf("there was great success\n");
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return 0;
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error:
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printf("test %d failed\n", testNumber);
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return -1;
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}
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////////////////////////////////////////////////////////////////////////////////
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