pjs/netwerk/test/TestCallbacks.cpp

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** 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):
*
* 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
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* ***** END LICENSE BLOCK ***** */
#include "TestCommon.h"
#include <stdio.h>
#ifdef WIN32
#include <windows.h>
#endif
#include "nspr.h"
#include "nscore.h"
#include "nsCOMPtr.h"
#include "nsIIOService.h"
#include "nsIServiceManager.h"
#include "nsIStreamListener.h"
#include "nsIInputStream.h"
#include "nsIChannel.h"
#include "nsIURL.h"
#include "nsIInterfaceRequestor.h"
#include "nsIInterfaceRequestorUtils.h"
#include "nsIDNSService.h"
#include "nsISimpleEnumerator.h"
#include "nsNetUtil.h"
#include "nsStringAPI.h"
static NS_DEFINE_CID(kIOServiceCID, NS_IOSERVICE_CID);
static bool gError = false;
static PRInt32 gKeepRunning = 0;
#define NS_IEQUALS_IID \
{ 0x11c5c8ee, 0x1dd2, 0x11b2, \
{ 0xa8, 0x93, 0xbb, 0x23, 0xa1, 0xb6, 0x27, 0x76 }}
class nsIEquals : public nsISupports {
public:
NS_DECLARE_STATIC_IID_ACCESSOR(NS_IEQUALS_IID)
NS_IMETHOD Equals(void *aPtr, bool *_retval) = 0;
};
NS_DEFINE_STATIC_IID_ACCESSOR(nsIEquals, NS_IEQUALS_IID)
class ConsumerContext : public nsIEquals {
public:
NS_DECL_ISUPPORTS
ConsumerContext() { }
NS_IMETHOD Equals(void *aPtr, bool *_retval) {
*_retval = true;
if (aPtr != this) *_retval = false;
return NS_OK;
};
};
NS_IMPL_THREADSAFE_ISUPPORTS1(ConsumerContext, nsIEquals)
class Consumer : public nsIStreamListener {
public:
NS_DECL_ISUPPORTS
NS_DECL_NSIREQUESTOBSERVER
NS_DECL_NSISTREAMLISTENER
Consumer();
virtual ~Consumer();
nsresult Init(nsIURI *aURI, nsIChannel *aChannel, nsISupports *aContext);
nsresult Validate(nsIRequest *request, nsISupports *aContext);
// member data
bool mOnStart; // have we received an OnStart?
bool mOnStop; // have we received an onStop?
PRInt32 mOnDataCount; // number of times OnData was called.
nsCOMPtr<nsIURI> mURI;
nsCOMPtr<nsIChannel> mChannel;
nsCOMPtr<nsIEquals> mContext;
};
// nsISupports implementation
NS_IMPL_THREADSAFE_ISUPPORTS2(Consumer, nsIStreamListener, nsIRequestObserver)
// nsIRequestObserver implementation
NS_IMETHODIMP
Consumer::OnStartRequest(nsIRequest *request, nsISupports* aContext) {
fprintf(stderr, "Consumer::OnStart() -> in\n\n");
if (mOnStart) {
fprintf(stderr, "INFO: multiple OnStarts received\n");
}
mOnStart = true;
nsresult rv = Validate(request, aContext);
if (NS_FAILED(rv)) return rv;
fprintf(stderr, "Consumer::OnStart() -> out\n\n");
return rv;
}
NS_IMETHODIMP
Consumer::OnStopRequest(nsIRequest *request, nsISupports *aContext,
nsresult aStatus) {
fprintf(stderr, "Consumer::OnStop() -> in\n\n");
if (!mOnStart) {
gError = true;
fprintf(stderr, "ERROR: No OnStart received\n");
}
if (mOnStop) {
fprintf(stderr, "INFO: multiple OnStops received\n");
}
fprintf(stderr, "INFO: received %d OnData()s\n", mOnDataCount);
mOnStop = true;
nsresult rv = Validate(request, aContext);
if (NS_FAILED(rv)) return rv;
fprintf(stderr, "Consumer::OnStop() -> out\n\n");
return rv;
}
// nsIStreamListener implementation
NS_IMETHODIMP
Consumer::OnDataAvailable(nsIRequest *request, nsISupports *aContext,
nsIInputStream *aIStream,
PRUint32 aOffset, PRUint32 aLength) {
fprintf(stderr, "Consumer::OnData() -> in\n\n");
if (!mOnStart) {
gError = true;
fprintf(stderr, "ERROR: No OnStart received\n");
}
mOnDataCount += 1;
nsresult rv = Validate(request, aContext);
if (NS_FAILED(rv)) return rv;
fprintf(stderr, "Consumer::OnData() -> out\n\n");
return rv;
}
// Consumer implementation
Consumer::Consumer() {
mOnStart = mOnStop = false;
mOnDataCount = 0;
gKeepRunning++;
}
Consumer::~Consumer() {
fprintf(stderr, "Consumer::~Consumer -> in\n\n");
if (!mOnStart) {
gError = true;
fprintf(stderr, "ERROR: Never got an OnStart\n");
}
if (!mOnStop) {
gError = true;
fprintf(stderr, "ERROR: Never got an OnStop \n");
}
fprintf(stderr, "Consumer::~Consumer -> out\n\n");
if (--gKeepRunning == 0)
QuitPumpingEvents();
}
nsresult
Consumer::Init(nsIURI *aURI, nsIChannel* aChannel, nsISupports *aContext) {
mURI = aURI;
mChannel = aChannel;
mContext = do_QueryInterface(aContext);
return NS_OK;
}
nsresult
Consumer::Validate(nsIRequest* request, nsISupports *aContext) {
nsresult rv = NS_OK;
nsCOMPtr<nsIURI> uri;
nsCOMPtr<nsIChannel> aChannel = do_QueryInterface(request);
rv = aChannel->GetURI(getter_AddRefs(uri));
if (NS_FAILED(rv)) return rv;
bool same = false;
rv = mURI->Equals(uri, &same);
if (NS_FAILED(rv)) return rv;
if (!same)
fprintf(stderr, "INFO: URIs do not match\n");
rv = mContext->Equals((void*)aContext, &same);
if (NS_FAILED(rv)) return rv;
if (!same) {
gError = true;
fprintf(stderr, "ERROR: Contexts do not match\n");
}
return rv;
}
nsresult StartLoad(const char *);
int main(int argc, char *argv[]) {
if (test_common_init(&argc, &argv) != 0)
return -1;
nsresult rv = NS_OK;
bool cmdLineURL = false;
if (argc > 1) {
// run in signle url mode
cmdLineURL = true;
}
rv = NS_InitXPCOM2(nsnull, nsnull, nsnull);
if (NS_FAILED(rv)) return rv;
if (cmdLineURL) {
rv = StartLoad(argv[1]);
} else {
rv = StartLoad("http://badhostnamexyz/test.txt");
}
if (NS_FAILED(rv)) return rv;
// Enter the message pump to allow the URL load to proceed.
PumpEvents();
NS_ShutdownXPCOM(nsnull);
if (gError) {
fprintf(stderr, "\n\n-------ERROR-------\n\n");
}
return rv;
}
nsresult StartLoad(const char *aURISpec) {
nsresult rv = NS_OK;
// create a context
ConsumerContext *context = new ConsumerContext;
nsCOMPtr<nsISupports> contextSup = do_QueryInterface(context, &rv);
if (NS_FAILED(rv)) return rv;
nsCOMPtr<nsIIOService> serv = do_GetService(kIOServiceCID, &rv);
if (NS_FAILED(rv)) return rv;
// create a uri
nsCOMPtr<nsIURI> uri;
rv = NS_NewURI(getter_AddRefs(uri), aURISpec);
if (NS_FAILED(rv)) return rv;
// create a channel
nsCOMPtr<nsIChannel> channel;
rv = serv->NewChannelFromURI(uri, getter_AddRefs(channel));
if (NS_FAILED(rv)) return rv;
Consumer *consumer = new Consumer;
rv = consumer->Init(uri, channel, contextSup);
if (NS_FAILED(rv)) return rv;
// kick off the load
nsCOMPtr<nsIRequest> request;
return channel->AsyncOpen(static_cast<nsIStreamListener*>(consumer), contextSup);
}