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());
}
