TEST(ImageResourceTest, MultipartImage)
{
ResourceFetcher* fetcher = ResourceFetcher::create(nullptr);
KURL testURL(ParsedURLString, "http://www.test.com/cancelTest.html");
URLTestHelpers::registerMockedURLLoad(testURL, "cancelTest.html", "text/html");
// Emulate starting a real load, but don't expect any "real" WebURLLoaderClient callbacks.
ResourcePtr<ImageResource> cachedImage = new ImageResource(ResourceRequest(testURL), nullptr);
cachedImage->setIdentifier(createUniqueIdentifier());
cachedImage->load(fetcher, ResourceLoaderOptions());
Platform::current()->unitTestSupport()->unregisterMockedURL(testURL);
MockImageResourceClient client(cachedImage);
EXPECT_EQ(Resource::Pending, cachedImage->status());
// Send the multipart response. No image or data buffer is created.
// Note that the response must be routed through ResourceLoader to
// ensure the load is flagged as multipart.
ResourceResponse multipartResponse(KURL(), "multipart/x-mixed-replace", 0, nullAtom, String());
cachedImage->loader()->didReceiveResponse(nullptr, WrappedResourceResponse(multipartResponse), nullptr);
ASSERT_FALSE(cachedImage->resourceBuffer());
ASSERT_FALSE(cachedImage->hasImage());
ASSERT_EQ(client.imageChangedCount(), 0);
ASSERT_FALSE(client.notifyFinishedCalled());
// Send the response for the first real part. No image or data buffer is created.
const char* svgData = "<svg xmlns='http://www.w3.org/2000/svg' width='1' height='1'><rect width='1' height='1' fill='green'/></svg>";
unsigned svgDataLength = strlen(svgData);
ResourceResponse payloadResponse(KURL(), "image/svg+xml", svgDataLength, nullAtom, String());
cachedImage->loader()->didReceiveResponse(nullptr, WrappedResourceResponse(payloadResponse), nullptr);
ASSERT_FALSE(cachedImage->resourceBuffer());
ASSERT_FALSE(cachedImage->hasImage());
ASSERT_EQ(client.imageChangedCount(), 0);
ASSERT_FALSE(client.notifyFinishedCalled());
// The first bytes arrive. The data buffer is created, but no image is created.
cachedImage->appendData(svgData, svgDataLength);
ASSERT_TRUE(cachedImage->resourceBuffer());
ASSERT_EQ(cachedImage->resourceBuffer()->size(), svgDataLength);
ASSERT_FALSE(cachedImage->hasImage());
ASSERT_EQ(client.imageChangedCount(), 0);
ASSERT_FALSE(client.notifyFinishedCalled());
// This part finishes. The image is created, callbacks are sent, and the data buffer is cleared.
cachedImage->finish();
ASSERT_FALSE(cachedImage->resourceBuffer());
ASSERT_FALSE(cachedImage->errorOccurred());
ASSERT_TRUE(cachedImage->hasImage());
ASSERT_FALSE(cachedImage->image()->isNull());
ASSERT_EQ(cachedImage->image()->width(), 1);
ASSERT_EQ(cachedImage->image()->height(), 1);
ASSERT_EQ(client.imageChangedCount(), 2);
ASSERT_TRUE(client.notifyFinishedCalled());
}
void FrameLoaderClientImpl::dispatchDidLoadResourceFromMemoryCache(
const ResourceRequest& request,
const ResourceResponse& response) {
if (m_webFrame->client())
m_webFrame->client()->didLoadResourceFromMemoryCache(
WrappedResourceRequest(request), WrappedResourceResponse(response));
}
TEST_F(ResourceFetcherTest, RevalidateWhileFinishingLoading) {
KURL url(ParsedURLString, "http://127.0.0.1:8000/foo.png");
ResourceResponse response;
response.setURL(url);
response.setHTTPStatusCode(200);
response.setHTTPHeaderField(HTTPNames::Cache_Control, "max-age=3600");
response.setHTTPHeaderField(HTTPNames::ETag, "1234567890");
URLTestHelpers::registerMockedURLLoadWithCustomResponse(
url, testImageFilename, WebString::fromUTF8(""),
WrappedResourceResponse(response));
ResourceFetcher* fetcher1 =
ResourceFetcher::create(ResourceFetcherTestMockFetchContext::create());
ResourceRequest request1(url);
request1.setHTTPHeaderField(HTTPNames::Cache_Control, "no-cache");
FetchRequest fetchRequest1 = FetchRequest(request1, FetchInitiatorInfo());
Resource* resource1 = ImageResource::fetch(fetchRequest1, fetcher1);
Persistent<RequestSameResourceOnComplete> client =
new RequestSameResourceOnComplete(resource1);
resource1->addClient(client);
Platform::current()->getURLLoaderMockFactory()->serveAsynchronousRequests();
Platform::current()->getURLLoaderMockFactory()->unregisterURL(url);
EXPECT_TRUE(client->notifyFinishedCalled());
resource1->removeClient(client);
memoryCache()->remove(resource1);
}
TEST_F(ResourceFetcherTest, VaryImage) {
ResourceFetcher* fetcher =
ResourceFetcher::create(ResourceFetcherTestMockFetchContext::create());
KURL url(ParsedURLString, "http://127.0.0.1:8000/foo.html");
ResourceResponse response;
response.setURL(url);
response.setHTTPStatusCode(200);
response.setHTTPHeaderField(HTTPNames::Cache_Control, "max-age=3600");
response.setHTTPHeaderField(HTTPNames::Vary, "*");
URLTestHelpers::registerMockedURLLoadWithCustomResponse(
url, testImageFilename, WebString::fromUTF8(""),
WrappedResourceResponse(response));
FetchRequest fetchRequestOriginal = FetchRequest(url, FetchInitiatorInfo());
Resource* resource = ImageResource::fetch(fetchRequestOriginal, fetcher);
ASSERT_TRUE(resource);
Platform::current()->getURLLoaderMockFactory()->serveAsynchronousRequests();
ASSERT_TRUE(resource->hasVaryHeader());
FetchRequest fetchRequest = FetchRequest(url, FetchInitiatorInfo());
Resource* newResource = ImageResource::fetch(fetchRequest, fetcher);
EXPECT_EQ(resource, newResource);
memoryCache()->remove(newResource);
Platform::current()->getURLLoaderMockFactory()->unregisterURL(url);
}
TEST_F(ResourceFetcherTest, RevalidateDeferedResourceFromTwoInitiators) {
KURL url(ParsedURLString, "http://127.0.0.1:8000/font.woff");
ResourceResponse response;
response.setURL(url);
response.setHTTPStatusCode(200);
response.setHTTPHeaderField(HTTPNames::ETag, "1234567890");
Platform::current()->getURLLoaderMockFactory()->registerURL(
url, WrappedResourceResponse(response), "");
ResourceFetcherTestMockFetchContext* context =
ResourceFetcherTestMockFetchContext::create();
ResourceFetcher* fetcher = ResourceFetcher::create(context);
// Fetch to cache a resource.
ResourceRequest request1(url);
FetchRequest fetchRequest1 = FetchRequest(request1, FetchInitiatorInfo());
Resource* resource1 = FontResource::fetch(fetchRequest1, fetcher);
ASSERT_TRUE(resource1);
fetcher->startLoad(resource1);
Platform::current()->getURLLoaderMockFactory()->serveAsynchronousRequests();
EXPECT_TRUE(resource1->isLoaded());
EXPECT_FALSE(resource1->errorOccurred());
// Set the context as it is on reloads.
context->setLoadComplete(true);
context->setCachePolicy(CachePolicyRevalidate);
// Revalidate the resource.
ResourceRequest request2(url);
FetchRequest fetchRequest2 = FetchRequest(request2, FetchInitiatorInfo());
Resource* resource2 = FontResource::fetch(fetchRequest2, fetcher);
ASSERT_TRUE(resource2);
EXPECT_EQ(resource1, resource2);
EXPECT_TRUE(resource2->isCacheValidator());
EXPECT_TRUE(resource2->stillNeedsLoad());
// Fetch the same resource again before actual load operation starts.
ResourceRequest request3(url);
FetchRequest fetchRequest3 = FetchRequest(request3, FetchInitiatorInfo());
Resource* resource3 = FontResource::fetch(fetchRequest3, fetcher);
ASSERT_TRUE(resource3);
EXPECT_EQ(resource2, resource3);
EXPECT_TRUE(resource3->isCacheValidator());
EXPECT_TRUE(resource3->stillNeedsLoad());
// startLoad() can be called from any initiator. Here, call it from the
// latter.
fetcher->startLoad(resource3);
Platform::current()->getURLLoaderMockFactory()->serveAsynchronousRequests();
EXPECT_TRUE(resource3->isLoaded());
EXPECT_FALSE(resource3->errorOccurred());
EXPECT_TRUE(resource2->isLoaded());
EXPECT_FALSE(resource2->errorOccurred());
memoryCache()->remove(resource1);
}
void WebAssociatedURLLoaderImpl::ClientAdapter::didReceiveResponse(
unsigned long,
const ResourceResponse& response,
std::unique_ptr<WebDataConsumerHandle> handle) {
ALLOW_UNUSED_LOCAL(handle);
DCHECK(!handle);
if (!m_client)
return;
if (m_options.exposeAllResponseHeaders ||
m_options.crossOriginRequestPolicy !=
WebAssociatedURLLoaderOptions::
CrossOriginRequestPolicyUseAccessControl) {
// Use the original ResourceResponse.
m_client->didReceiveResponse(WrappedResourceResponse(response));
return;
}
HTTPHeaderSet exposedHeaders;
extractCorsExposedHeaderNamesList(response, exposedHeaders);
HTTPHeaderSet blockedHeaders;
for (const auto& header : response.httpHeaderFields()) {
if (FetchUtils::isForbiddenResponseHeaderName(header.key) ||
(!isOnAccessControlResponseHeaderWhitelist(header.key) &&
!exposedHeaders.contains(header.key)))
blockedHeaders.add(header.key);
}
if (blockedHeaders.isEmpty()) {
// Use the original ResourceResponse.
m_client->didReceiveResponse(WrappedResourceResponse(response));
return;
}
// If there are blocked headers, copy the response so we can remove them.
WebURLResponse validatedResponse = WrappedResourceResponse(response);
for (const auto& header : blockedHeaders)
validatedResponse.clearHTTPHeaderField(header);
m_client->didReceiveResponse(validatedResponse);
}
TEST(ImageResourceTest, CancelOnDecodeError) {
KURL testURL(ParsedURLString, "http://www.test.com/cancelTest.html");
ScopedRegisteredURL scopedRegisteredURL(testURL);
ResourceFetcher* fetcher =
ResourceFetcher::create(ImageResourceTestMockFetchContext::create());
FetchRequest request(testURL, FetchInitiatorInfo());
ImageResource* cachedImage = ImageResource::fetch(request, fetcher);
cachedImage->loader()->didReceiveResponse(
nullptr, WrappedResourceResponse(ResourceResponse(
testURL, "image/jpeg", 18, nullAtom, String())),
nullptr);
cachedImage->loader()->didReceiveData(nullptr, "notactuallyanimage", 18, 18,
18);
EXPECT_EQ(Resource::DecodeError, cachedImage->getStatus());
EXPECT_FALSE(cachedImage->isLoading());
}
void AssociatedURLLoader::ClientAdapter::didReceiveResponse(unsigned long, const ResourceResponse& response)
{
// Try to use the original ResourceResponse if possible.
WebURLResponse validatedResponse = WrappedResourceResponse(response);
HTTPResponseHeaderValidator validator(m_options.crossOriginRequestPolicy == WebURLLoaderOptions::CrossOriginRequestPolicyUseAccessControl);
if (!m_options.exposeAllResponseHeaders)
validatedResponse.visitHTTPHeaderFields(&validator);
// If there are blocked headers, copy the response so we can remove them.
const HTTPHeaderSet& blockedHeaders = validator.blockedHeaders();
if (!blockedHeaders.isEmpty()) {
validatedResponse = WebURLResponse(validatedResponse);
HTTPHeaderSet::const_iterator end = blockedHeaders.end();
for (HTTPHeaderSet::const_iterator it = blockedHeaders.begin(); it != end; ++it)
validatedResponse.clearHTTPHeaderField(*it);
}
m_client->didReceiveResponse(m_loader, validatedResponse);
}
TEST(ImageResourceTest, ReloadIfLoFi)
{
KURL testURL(ParsedURLString, "http://www.test.com/cancelTest.html");
URLTestHelpers::registerMockedURLLoad(testURL, "cancelTest.html", "text/html");
ResourceRequest request = ResourceRequest(testURL);
request.setLoFiState(WebURLRequest::LoFiOn);
ImageResource* cachedImage = ImageResource::create(request);
cachedImage->setStatus(Resource::Pending);
Persistent<MockImageResourceClient> client = new MockImageResourceClient(cachedImage);
ResourceFetcher* fetcher = ResourceFetcher::create(ImageResourceTestMockFetchContext::create());
// Send the image response.
Vector<unsigned char> jpeg = jpegImage();
ResourceResponse resourceResponse(KURL(), "image/jpeg", jpeg.size(), nullAtom, String());
resourceResponse.addHTTPHeaderField("chrome-proxy", "q=low");
cachedImage->responseReceived(resourceResponse, nullptr);
cachedImage->appendData(reinterpret_cast<const char*>(jpeg.data()), jpeg.size());
cachedImage->finish();
ASSERT_FALSE(cachedImage->errorOccurred());
ASSERT_TRUE(cachedImage->hasImage());
ASSERT_FALSE(cachedImage->getImage()->isNull());
ASSERT_EQ(client->imageChangedCount(), 2);
ASSERT_TRUE(client->notifyFinishedCalled());
ASSERT_TRUE(cachedImage->getImage()->isBitmapImage());
EXPECT_EQ(1, cachedImage->getImage()->width());
EXPECT_EQ(1, cachedImage->getImage()->height());
cachedImage->reloadIfLoFi(fetcher);
ASSERT_FALSE(cachedImage->errorOccurred());
ASSERT_FALSE(cachedImage->resourceBuffer());
ASSERT_FALSE(cachedImage->hasImage());
ASSERT_EQ(client->imageChangedCount(), 3);
cachedImage->loader()->didReceiveResponse(nullptr, WrappedResourceResponse(resourceResponse), nullptr);
cachedImage->loader()->didReceiveData(nullptr, reinterpret_cast<const char*>(jpeg.data()), jpeg.size(), jpeg.size());
cachedImage->loader()->didFinishLoading(nullptr, 0.0, jpeg.size());
ASSERT_FALSE(cachedImage->errorOccurred());
ASSERT_TRUE(cachedImage->hasImage());
ASSERT_FALSE(cachedImage->getImage()->isNull());
ASSERT_TRUE(client->notifyFinishedCalled());
ASSERT_TRUE(cachedImage->getImage()->isBitmapImage());
}
TEST(ImageResourceTest, ReloadIfLoFiDuringFetch) {
KURL testURL(ParsedURLString, "http://www.test.com/cancelTest.html");
ScopedRegisteredURL scopedRegisteredURL(testURL);
ResourceRequest request(testURL);
request.setLoFiState(WebURLRequest::LoFiOn);
FetchRequest fetchRequest(request, FetchInitiatorInfo());
ResourceFetcher* fetcher =
ResourceFetcher::create(ImageResourceTestMockFetchContext::create());
ImageResource* cachedImage = ImageResource::fetch(fetchRequest, fetcher);
Persistent<MockImageResourceClient> client =
new MockImageResourceClient(cachedImage);
// Send the image response.
Vector<unsigned char> jpeg = jpegImage();
ResourceResponse initialResourceResponse(testURL, "image/jpeg", jpeg.size(),
nullAtom, String());
initialResourceResponse.addHTTPHeaderField("chrome-proxy", "q=low");
cachedImage->loader()->didReceiveResponse(
nullptr, WrappedResourceResponse(initialResourceResponse));
cachedImage->loader()->didReceiveData(
nullptr, reinterpret_cast<const char*>(jpeg.data()), jpeg.size(),
jpeg.size(), jpeg.size());
EXPECT_FALSE(cachedImage->errorOccurred());
ASSERT_TRUE(cachedImage->hasImage());
EXPECT_FALSE(cachedImage->getImage()->isNull());
EXPECT_EQ(1, client->imageChangedCount());
EXPECT_EQ(jpeg.size(), client->encodedSizeOnLastImageChanged());
EXPECT_FALSE(client->notifyFinishedCalled());
EXPECT_TRUE(cachedImage->getImage()->isBitmapImage());
EXPECT_EQ(1, cachedImage->getImage()->width());
EXPECT_EQ(1, cachedImage->getImage()->height());
// Call reloadIfLoFi() while the image is still loading.
cachedImage->reloadIfLoFi(fetcher);
EXPECT_FALSE(cachedImage->errorOccurred());
EXPECT_FALSE(cachedImage->resourceBuffer());
EXPECT_FALSE(cachedImage->hasImage());
EXPECT_EQ(2, client->imageChangedCount());
EXPECT_EQ(0U, client->encodedSizeOnLastImageChanged());
// The client should not have been notified of completion yet, since the image
// is still loading.
EXPECT_FALSE(client->notifyFinishedCalled());
Vector<unsigned char> jpeg2 = jpegImage2();
cachedImage->loader()->didReceiveResponse(
nullptr, WrappedResourceResponse(ResourceResponse(
testURL, "image/jpeg", jpeg.size(), nullAtom, String())),
nullptr);
cachedImage->loader()->didReceiveData(
nullptr, reinterpret_cast<const char*>(jpeg2.data()), jpeg2.size(),
jpeg2.size(), jpeg2.size());
cachedImage->loader()->didFinishLoading(nullptr, 0.0, jpeg2.size());
EXPECT_FALSE(cachedImage->errorOccurred());
ASSERT_TRUE(cachedImage->hasImage());
EXPECT_FALSE(cachedImage->getImage()->isNull());
EXPECT_EQ(jpeg2.size(), client->encodedSizeOnLastImageChanged());
// The client should have been notified of completion only after the reload
// completed.
EXPECT_TRUE(client->notifyFinishedCalled());
EXPECT_EQ(jpeg2.size(), client->encodedSizeOnNotifyFinished());
EXPECT_EQ(jpeg2.size(), client->encodedSizeOnImageNotifyFinished());
EXPECT_TRUE(cachedImage->getImage()->isBitmapImage());
EXPECT_EQ(50, cachedImage->getImage()->width());
EXPECT_EQ(50, cachedImage->getImage()->height());
}
TEST(ImageResourceTest, MultipartImage) {
ResourceFetcher* fetcher =
ResourceFetcher::create(ImageResourceTestMockFetchContext::create());
KURL testURL(ParsedURLString, "http://www.test.com/cancelTest.html");
ScopedRegisteredURL scopedRegisteredURL(testURL);
// Emulate starting a real load, but don't expect any "real"
// WebURLLoaderClient callbacks.
ImageResource* cachedImage = ImageResource::create(ResourceRequest(testURL));
cachedImage->setIdentifier(createUniqueIdentifier());
fetcher->startLoad(cachedImage);
Persistent<MockImageResourceClient> client =
new MockImageResourceClient(cachedImage);
EXPECT_EQ(Resource::Pending, cachedImage->getStatus());
// Send the multipart response. No image or data buffer is created. Note that
// the response must be routed through ResourceLoader to ensure the load is
// flagged as multipart.
ResourceResponse multipartResponse(KURL(), "multipart/x-mixed-replace", 0,
nullAtom, String());
multipartResponse.setMultipartBoundary("boundary", strlen("boundary"));
cachedImage->loader()->didReceiveResponse(
nullptr, WrappedResourceResponse(multipartResponse), nullptr);
EXPECT_FALSE(cachedImage->resourceBuffer());
EXPECT_FALSE(cachedImage->hasImage());
EXPECT_EQ(0, client->imageChangedCount());
EXPECT_FALSE(client->notifyFinishedCalled());
EXPECT_EQ("multipart/x-mixed-replace", cachedImage->response().mimeType());
const char firstPart[] =
"--boundary\n"
"Content-Type: image/svg+xml\n\n";
cachedImage->appendData(firstPart, strlen(firstPart));
// Send the response for the first real part. No image or data buffer is
// created.
EXPECT_FALSE(cachedImage->resourceBuffer());
EXPECT_FALSE(cachedImage->hasImage());
EXPECT_EQ(0, client->imageChangedCount());
EXPECT_FALSE(client->notifyFinishedCalled());
EXPECT_EQ("image/svg+xml", cachedImage->response().mimeType());
const char secondPart[] =
"<svg xmlns='http://www.w3.org/2000/svg' width='1' height='1'><rect "
"width='1' height='1' fill='green'/></svg>\n";
// The first bytes arrive. The data buffer is created, but no image is
// created.
cachedImage->appendData(secondPart, strlen(secondPart));
EXPECT_TRUE(cachedImage->resourceBuffer());
EXPECT_FALSE(cachedImage->hasImage());
EXPECT_EQ(0, client->imageChangedCount());
EXPECT_FALSE(client->notifyFinishedCalled());
// Add a client to check an assertion error doesn't happen
// (crbug.com/630983).
Persistent<MockImageResourceClient> client2 =
new MockImageResourceClient(cachedImage);
EXPECT_EQ(0, client2->imageChangedCount());
EXPECT_FALSE(client2->notifyFinishedCalled());
const char thirdPart[] = "--boundary";
cachedImage->appendData(thirdPart, strlen(thirdPart));
ASSERT_TRUE(cachedImage->resourceBuffer());
EXPECT_EQ(strlen(secondPart) - 1, cachedImage->resourceBuffer()->size());
// This part finishes. The image is created, callbacks are sent, and the data
// buffer is cleared.
cachedImage->loader()->didFinishLoading(nullptr, 0.0, 0);
EXPECT_TRUE(cachedImage->resourceBuffer());
EXPECT_FALSE(cachedImage->errorOccurred());
ASSERT_TRUE(cachedImage->hasImage());
EXPECT_FALSE(cachedImage->getImage()->isNull());
EXPECT_EQ(1, cachedImage->getImage()->width());
EXPECT_EQ(1, cachedImage->getImage()->height());
EXPECT_EQ(1, client->imageChangedCount());
EXPECT_TRUE(client->notifyFinishedCalled());
EXPECT_EQ(1, client2->imageChangedCount());
EXPECT_TRUE(client2->notifyFinishedCalled());
}