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// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/test/weburl_loader_mock.h"
#include "base/logging.h"
#include "base/memory/scoped_ptr.h"
#include "content/child/web_url_loader_impl.h"
#include "content/test/weburl_loader_mock_factory.h"
#include "third_party/WebKit/public/platform/URLConversion.h"
#include "third_party/WebKit/public/platform/WebData.h"
#include "third_party/WebKit/public/platform/WebURLError.h"
#include "third_party/WebKit/public/platform/WebURLLoaderClient.h"
#include "third_party/WebKit/public/platform/WebUnitTestSupport.h"
WebURLLoaderMock::WebURLLoaderMock(WebURLLoaderMockFactory* factory,
blink::WebURLLoader* default_loader)
: factory_(factory),
client_(NULL),
default_loader_(default_loader),
using_default_loader_(false),
is_deferred_(false),
weak_factory_(this) {
}
WebURLLoaderMock::~WebURLLoaderMock() {
}
void WebURLLoaderMock::ServeAsynchronousRequest(
blink::WebURLLoaderTestDelegate* delegate,
const blink::WebURLResponse& response,
const blink::WebData& data,
const blink::WebURLError& error) {
DCHECK(!using_default_loader_);
if (!client_)
return;
// If no delegate is provided then create an empty one. The default behavior
// will just proxy to the client.
scoped_ptr<blink::WebURLLoaderTestDelegate> defaultDelegate;
if (!delegate) {
defaultDelegate.reset(new blink::WebURLLoaderTestDelegate());
delegate = defaultDelegate.get();
}
// didReceiveResponse() and didReceiveData() might end up getting ::cancel()
// to be called which will make the ResourceLoader to delete |this|.
base::WeakPtr<WebURLLoaderMock> self(weak_factory_.GetWeakPtr());
delegate->didReceiveResponse(client_, this, response);
if (!self)
return;
if (error.reason) {
delegate->didFail(client_, this, error);
return;
}
delegate->didReceiveData(client_, this, data.data(), data.size(),
data.size());
if (!self)
return;
delegate->didFinishLoading(client_, this, 0, data.size());
}
blink::WebURLRequest WebURLLoaderMock::ServeRedirect(
const blink::WebURLRequest& request,
const blink::WebURLResponse& redirectResponse) {
GURL redirectURL(
blink::WebStringToGURL(redirectResponse.httpHeaderField("Location")));
net::RedirectInfo redirectInfo;
redirectInfo.new_method = request.httpMethod().utf8();
redirectInfo.new_url = redirectURL;
redirectInfo.new_first_party_for_cookies = redirectURL;
blink::WebURLRequest newRequest;
newRequest.initialize();
content::WebURLLoaderImpl::PopulateURLRequestForRedirect(
request,
redirectInfo,
request.referrerPolicy(),
request.skipServiceWorker(),
&newRequest);
base::WeakPtr<WebURLLoaderMock> self(weak_factory_.GetWeakPtr());
client_->willFollowRedirect(this, newRequest, redirectResponse);
// |this| might be deleted in willFollowRedirect().
if (!self)
return newRequest;
if (redirectURL != GURL(newRequest.url())) {
// Only follow the redirect if WebKit left the URL unmodified.
// We assume that WebKit only changes the URL to suppress a redirect, and we
// assume that it does so by setting it to be invalid.
DCHECK(!newRequest.url().isValid());
cancel();
}
return newRequest;
}
void WebURLLoaderMock::loadSynchronously(const blink::WebURLRequest& request,
blink::WebURLResponse& response,
blink::WebURLError& error,
blink::WebData& data) {
if (factory_->IsMockedURL(request.url())) {
factory_->LoadSynchronously(request, &response, &error, &data);
return;
}
DCHECK(static_cast<const GURL&>(request.url()).SchemeIs("data"))
<< "loadSynchronously shouldn't be falling back: "
<< request.url().string().utf8();
using_default_loader_ = true;
default_loader_->loadSynchronously(request, response, error, data);
}
void WebURLLoaderMock::loadAsynchronously(const blink::WebURLRequest& request,
blink::WebURLLoaderClient* client) {
if (factory_->IsMockedURL(request.url())) {
client_ = client;
factory_->LoadAsynchronouly(request, this);
return;
}
DCHECK(static_cast<const GURL&>(request.url()).SchemeIs("data"))
<< "loadAsynchronously shouldn't be falling back: "
<< request.url().string().utf8();
using_default_loader_ = true;
default_loader_->loadAsynchronously(request, client);
}
void WebURLLoaderMock::cancel() {
if (using_default_loader_) {
default_loader_->cancel();
return;
}
client_ = NULL;
factory_->CancelLoad(this);
}
void WebURLLoaderMock::setDefersLoading(bool deferred) {
is_deferred_ = deferred;
if (using_default_loader_) {
default_loader_->setDefersLoading(deferred);
return;
}
NOTIMPLEMENTED();
}
void WebURLLoaderMock::setLoadingTaskRunner(blink::WebTaskRunner*) {
// In principle this is NOTIMPLEMENTED(), but if we put that here it floods
// the console during webkit unit tests, so we leave the function empty.
}
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