TEST(ImageResourceTest, DecodedDataRemainsWhileHasClients)
{
ImageResource* cachedImage = ImageResource::create(ResourceRequest());
cachedImage->setStatus(Resource::Pending);
Persistent<MockImageResourceClient> client = new MockImageResourceClient(cachedImage);
// Send the image response.
cachedImage->responseReceived(ResourceResponse(KURL(), "multipart/x-mixed-replace", 0, nullAtom, String()), nullptr);
Vector<unsigned char> jpeg = jpegImage();
cachedImage->responseReceived(ResourceResponse(KURL(), "image/jpeg", jpeg.size(), nullAtom, String()), 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_TRUE(client->notifyFinishedCalled());
// The prune comes when the ImageResource still has clients. The image should not be deleted.
cachedImage->prune();
ASSERT_TRUE(cachedImage->hasClientsOrObservers());
ASSERT_TRUE(cachedImage->hasImage());
ASSERT_FALSE(cachedImage->getImage()->isNull());
// The ImageResource no longer has clients. The image should be deleted by prune.
client->removeAsClient();
cachedImage->prune();
ASSERT_FALSE(cachedImage->hasClientsOrObservers());
ASSERT_FALSE(cachedImage->hasImage());
ASSERT_TRUE(cachedImage->getImage()->isNull());
}
TEST(ImageResourceTest, SuccessfulRevalidationSvg) {
KURL url(ParsedURLString, "http://127.0.0.1:8000/foo");
ImageResource* imageResource = ImageResource::create(ResourceRequest(url));
Persistent<MockImageResourceClient> client =
new MockImageResourceClient(imageResource);
receiveResponse(imageResource, url, "image/svg+xml", svgImage());
EXPECT_FALSE(imageResource->errorOccurred());
ASSERT_TRUE(imageResource->hasImage());
EXPECT_FALSE(imageResource->getImage()->isNull());
EXPECT_EQ(1, client->imageChangedCount());
EXPECT_TRUE(client->notifyFinishedCalled());
EXPECT_FALSE(imageResource->getImage()->isBitmapImage());
EXPECT_EQ(200, imageResource->getImage()->width());
EXPECT_EQ(200, imageResource->getImage()->height());
imageResource->setRevalidatingRequest(ResourceRequest(url));
ResourceResponse response;
response.setURL(url);
response.setHTTPStatusCode(304);
imageResource->responseReceived(response, nullptr);
EXPECT_FALSE(imageResource->errorOccurred());
ASSERT_TRUE(imageResource->hasImage());
EXPECT_FALSE(imageResource->getImage()->isNull());
EXPECT_EQ(1, client->imageChangedCount());
EXPECT_TRUE(client->notifyFinishedCalled());
EXPECT_FALSE(imageResource->getImage()->isBitmapImage());
EXPECT_EQ(200, imageResource->getImage()->width());
EXPECT_EQ(200, imageResource->getImage()->height());
}
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, UpdateBitmapImages)
{
ImageResource* cachedImage = ImageResource::create(ResourceRequest());
cachedImage->setStatus(Resource::Pending);
Persistent<MockImageResourceClient> client = new MockImageResourceClient(cachedImage);
// Send the image response.
Vector<unsigned char> jpeg = jpegImage();
cachedImage->responseReceived(ResourceResponse(KURL(), "image/jpeg", jpeg.size(), nullAtom, String()), 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());
}
TEST(ImageResourceTest, AddClientAfterPrune)
{
KURL url(ParsedURLString, "http://127.0.0.1:8000/foo");
ImageResource* imageResource = ImageResource::create(ResourceRequest(url));
// Adds a ResourceClient but not ImageResourceObserver.
Persistent<MockResourceClient> client1 = new MockResourceClient(imageResource);
Vector<unsigned char> jpeg = jpegImage();
ResourceResponse response;
response.setURL(url);
response.setHTTPStatusCode(200);
response.setMimeType("image/jpeg");
imageResource->responseReceived(response, nullptr);
imageResource->appendData(reinterpret_cast<const char*>(jpeg.data()), jpeg.size());
imageResource->finish();
EXPECT_FALSE(imageResource->errorOccurred());
ASSERT_TRUE(imageResource->hasImage());
EXPECT_FALSE(imageResource->getImage()->isNull());
EXPECT_EQ(1, imageResource->getImage()->width());
EXPECT_EQ(1, imageResource->getImage()->height());
EXPECT_TRUE(client1->notifyFinishedCalled());
client1->removeAsClient();
EXPECT_FALSE(imageResource->hasClientsOrObservers());
imageResource->prune();
EXPECT_FALSE(imageResource->hasImage());
// Re-adds a ResourceClient but not ImageResourceObserver.
Persistent<MockResourceClient> client2 = new MockResourceClient(imageResource);
ASSERT_TRUE(imageResource->hasImage());
EXPECT_FALSE(imageResource->getImage()->isNull());
EXPECT_EQ(1, imageResource->getImage()->width());
EXPECT_EQ(1, imageResource->getImage()->height());
EXPECT_TRUE(client2->notifyFinishedCalled());
}
TEST(ImageResourceTest, ReloadIfLoFiAfterFinished) {
KURL testURL(ParsedURLString, "http://www.test.com/cancelTest.html");
ScopedRegisteredURL scopedRegisteredURL(testURL);
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();
EXPECT_FALSE(cachedImage->errorOccurred());
ASSERT_TRUE(cachedImage->hasImage());
EXPECT_FALSE(cachedImage->getImage()->isNull());
EXPECT_EQ(2, client->imageChangedCount());
EXPECT_EQ(jpeg.size(), client->encodedSizeOnLastImageChanged());
// The client should have been notified that the image load completed.
EXPECT_TRUE(client->notifyFinishedCalled());
EXPECT_EQ(jpeg.size(), client->encodedSizeOnNotifyFinished());
EXPECT_EQ(jpeg.size(), client->encodedSizeOnImageNotifyFinished());
EXPECT_TRUE(cachedImage->getImage()->isBitmapImage());
EXPECT_EQ(1, cachedImage->getImage()->width());
EXPECT_EQ(1, cachedImage->getImage()->height());
// Call reloadIfLoFi() after the image has finished loading.
cachedImage->reloadIfLoFi(fetcher);
EXPECT_FALSE(cachedImage->errorOccurred());
EXPECT_FALSE(cachedImage->resourceBuffer());
EXPECT_FALSE(cachedImage->hasImage());
EXPECT_EQ(3, client->imageChangedCount());
Vector<unsigned char> jpeg2 = jpegImage2();
cachedImage->loader()->didReceiveResponse(
nullptr, WrappedResourceResponse(resourceResponse), 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());
EXPECT_TRUE(client->notifyFinishedCalled());
// The client should not have been notified of completion again.
EXPECT_EQ(jpeg.size(), client->encodedSizeOnNotifyFinished());
EXPECT_EQ(jpeg.size(), client->encodedSizeOnImageNotifyFinished());
EXPECT_TRUE(cachedImage->getImage()->isBitmapImage());
EXPECT_EQ(50, cachedImage->getImage()->width());
EXPECT_EQ(50, cachedImage->getImage()->height());
}
