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Unified Diff: third_party/WebKit/Source/core/loader/resource/ImageResourceTest.cpp

Issue 2728643004: ImageResourceTest: merge successful placeholder/non-placeholder loading (Closed)
Patch Set: Fix comment style Created 3 years, 9 months ago
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Index: third_party/WebKit/Source/core/loader/resource/ImageResourceTest.cpp
diff --git a/third_party/WebKit/Source/core/loader/resource/ImageResourceTest.cpp b/third_party/WebKit/Source/core/loader/resource/ImageResourceTest.cpp
index 5dea3300fe5c93dfde867222e46f7c0be84cb338..34395da14ade9135b7274d0dbb49a629047f42c6 100644
--- a/third_party/WebKit/Source/core/loader/resource/ImageResourceTest.cpp
+++ b/third_party/WebKit/Source/core/loader/resource/ImageResourceTest.cpp
@@ -93,6 +93,7 @@ constexpr unsigned char kJpegImage[] = {
0x00, 0xb2, 0xc0, 0x07, 0xff, 0xd9};
constexpr int kJpegImageWidth = 1;
+constexpr int kJpegImageHeight = 1;
constexpr size_t kJpegImageSubrangeWithDimensionsLength =
sizeof(kJpegImage) - 1;
@@ -237,6 +238,90 @@ AtomicString buildContentRange(size_t rangeLength, size_t totalLength) {
"/" + String::number(totalLength)));
}
+void testThatIsPlaceholderRequestAndServeResponse(
+ const KURL& url,
+ ImageResource* imageResource,
+ MockImageResourceObserver* observer) {
+ // Checks that |imageResource| is requesting for placeholder.
+ EXPECT_TRUE(imageResource->shouldShowPlaceholder());
+ EXPECT_EQ("bytes=0-2047",
+ imageResource->resourceRequest().httpHeaderField("range"));
+ EXPECT_EQ(0, observer->imageChangedCount());
+
+ // Serves partial response that is sufficient for creating a placeholder.
+ ResourceResponse response(url, "image/jpeg",
+ kJpegImageSubrangeWithDimensionsLength, nullAtom);
+ response.setHTTPStatusCode(206);
+ response.setHTTPHeaderField(
+ "content-range", buildContentRange(kJpegImageSubrangeWithDimensionsLength,
+ sizeof(kJpegImage)));
+ imageResource->loader()->didReceiveResponse(
+ WrappedResourceResponse(response));
+ imageResource->loader()->didReceiveData(
+ reinterpret_cast<const char*>(kJpegImage),
+ kJpegImageSubrangeWithDimensionsLength);
+ imageResource->loader()->didFinishLoading(
+ 0.0, kJpegImageSubrangeWithDimensionsLength,
+ kJpegImageSubrangeWithDimensionsLength);
+
+ // Checks that |imageResource| is successfully loaded, showing a placeholder.
+ EXPECT_EQ(ResourceStatus::Cached, imageResource->getStatus());
+ EXPECT_EQ(kJpegImageSubrangeWithDimensionsLength,
+ imageResource->encodedSize());
+
+ EXPECT_LT(0, observer->imageChangedCount());
+ EXPECT_EQ(kJpegImageWidth, observer->imageWidthOnLastImageChanged());
+ EXPECT_TRUE(observer->imageNotifyFinishedCalled());
+ EXPECT_EQ(kJpegImageWidth, observer->imageWidthOnImageNotifyFinished());
+ ASSERT_TRUE(imageResource->getContent()->hasImage());
+ EXPECT_EQ(kJpegImageWidth, imageResource->getContent()->getImage()->width());
+ EXPECT_EQ(kJpegImageHeight,
+ imageResource->getContent()->getImage()->height());
+
+ // A placeholder image.
+ EXPECT_TRUE(imageResource->shouldShowPlaceholder());
+ EXPECT_FALSE(imageResource->getContent()->getImage()->isBitmapImage());
+ EXPECT_FALSE(imageResource->getContent()->getImage()->isSVGImage());
+}
+
+void testThatIsNotPlaceholderRequestAndServeResponse(
+ const KURL& url,
+ ImageResource* imageResource,
+ MockImageResourceObserver* observer) {
+ // Checks that |imageResource| is NOT requesting for placeholder.
+ EXPECT_FALSE(imageResource->shouldShowPlaceholder());
+ EXPECT_EQ(nullAtom,
+ imageResource->resourceRequest().httpHeaderField("range"));
+ EXPECT_EQ(0, observer->imageChangedCount());
+
+ // Serves full response.
+ imageResource->loader()->didReceiveResponse(WrappedResourceResponse(
+ ResourceResponse(url, "image/jpeg", sizeof(kJpegImage), nullAtom)));
+ imageResource->loader()->didReceiveData(
+ reinterpret_cast<const char*>(kJpegImage), sizeof(kJpegImage));
+ imageResource->loader()->didFinishLoading(0.0, sizeof(kJpegImage),
+ sizeof(kJpegImage));
+
+ // Checks that |imageResource| is successfully loaded,
+ // showing a non-placeholder image.
+ EXPECT_EQ(ResourceStatus::Cached, imageResource->getStatus());
+ EXPECT_EQ(sizeof(kJpegImage), imageResource->encodedSize());
+
+ EXPECT_LT(0, observer->imageChangedCount());
+ EXPECT_EQ(kJpegImageWidth, observer->imageWidthOnLastImageChanged());
+ EXPECT_TRUE(observer->imageNotifyFinishedCalled());
+ EXPECT_EQ(kJpegImageWidth, observer->imageWidthOnImageNotifyFinished());
+ ASSERT_TRUE(imageResource->getContent()->hasImage());
+ EXPECT_EQ(kJpegImageWidth, imageResource->getContent()->getImage()->width());
+ EXPECT_EQ(kJpegImageHeight,
+ imageResource->getContent()->getImage()->height());
+
+ // A non-placeholder bitmap image.
+ EXPECT_FALSE(imageResource->shouldShowPlaceholder());
+ EXPECT_TRUE(imageResource->getContent()->getImage()->isBitmapImage());
+ EXPECT_FALSE(imageResource->getContent()->getImage()->isSVGImage());
+}
+
ResourceFetcher* createFetcher() {
return ResourceFetcher::create(
MockFetchContext::create(MockFetchContext::kShouldLoadNewResource));
@@ -314,8 +399,9 @@ TEST(ImageResourceTest, MultipartImage) {
EXPECT_FALSE(imageResource->errorOccurred());
ASSERT_TRUE(imageResource->getContent()->hasImage());
EXPECT_FALSE(imageResource->getContent()->getImage()->isNull());
- EXPECT_EQ(1, imageResource->getContent()->getImage()->width());
- EXPECT_EQ(1, imageResource->getContent()->getImage()->height());
+ EXPECT_EQ(kJpegImageWidth, imageResource->getContent()->getImage()->width());
+ EXPECT_EQ(kJpegImageHeight,
+ imageResource->getContent()->getImage()->height());
EXPECT_EQ(1, observer->imageChangedCount());
EXPECT_TRUE(observer->imageNotifyFinishedCalled());
EXPECT_EQ(1, observer2->imageChangedCount());
@@ -448,8 +534,9 @@ TEST(ImageResourceTest, ReloadIfLoFiOrPlaceholderAfterFinished) {
EXPECT_TRUE(observer->imageNotifyFinishedCalled());
EXPECT_EQ(kJpegImageWidth, observer->imageWidthOnImageNotifyFinished());
EXPECT_TRUE(imageResource->getContent()->getImage()->isBitmapImage());
- EXPECT_EQ(1, imageResource->getContent()->getImage()->width());
- EXPECT_EQ(1, imageResource->getContent()->getImage()->height());
+ EXPECT_EQ(kJpegImageWidth, imageResource->getContent()->getImage()->width());
+ EXPECT_EQ(kJpegImageHeight,
+ imageResource->getContent()->getImage()->height());
// Call reloadIfLoFiOrPlaceholderImage() after the image has finished loading.
imageResource->reloadIfLoFiOrPlaceholderImage(fetcher,
@@ -533,8 +620,9 @@ TEST(ImageResourceTest, ReloadIfLoFiOrPlaceholderDuringFetch) {
EXPECT_EQ(kJpegImageWidth, observer->imageWidthOnLastImageChanged());
EXPECT_FALSE(observer->imageNotifyFinishedCalled());
EXPECT_TRUE(imageResource->getContent()->getImage()->isBitmapImage());
- EXPECT_EQ(1, imageResource->getContent()->getImage()->width());
- EXPECT_EQ(1, imageResource->getContent()->getImage()->height());
+ EXPECT_EQ(kJpegImageWidth, imageResource->getContent()->getImage()->width());
+ EXPECT_EQ(kJpegImageHeight,
+ imageResource->getContent()->getImage()->height());
// Call reloadIfLoFiOrPlaceholderImage() while the image is still loading.
imageResource->reloadIfLoFiOrPlaceholderImage(fetcher,
@@ -561,29 +649,11 @@ TEST(ImageResourceTest, ReloadIfLoFiOrPlaceholderForPlaceholder) {
ImageResource* imageResource = ImageResource::fetch(request, fetcher);
EXPECT_EQ(FetchRequest::AllowPlaceholder,
request.placeholderImageRequestType());
- EXPECT_EQ("bytes=0-2047",
- imageResource->resourceRequest().httpHeaderField("range"));
std::unique_ptr<MockImageResourceObserver> observer =
MockImageResourceObserver::create(imageResource->getContent());
- ResourceResponse response(testURL, "image/jpeg",
- kJpegImageSubrangeWithDimensionsLength, nullAtom);
- response.setHTTPStatusCode(206);
- response.setHTTPHeaderField(
- "content-range", buildContentRange(kJpegImageSubrangeWithDimensionsLength,
- sizeof(kJpegImage)));
- imageResource->loader()->didReceiveResponse(
- WrappedResourceResponse(response));
- imageResource->loader()->didReceiveData(
- reinterpret_cast<const char*>(kJpegImage),
- kJpegImageSubrangeWithDimensionsLength);
- imageResource->loader()->didFinishLoading(
- 0.0, kJpegImageSubrangeWithDimensionsLength,
- kJpegImageSubrangeWithDimensionsLength);
-
- EXPECT_EQ(ResourceStatus::Cached, imageResource->getStatus());
- EXPECT_TRUE(imageResource->shouldShowPlaceholder());
- EXPECT_TRUE(observer->imageNotifyFinishedCalled());
+ testThatIsPlaceholderRequestAndServeResponse(testURL, imageResource,
+ observer.get());
imageResource->reloadIfLoFiOrPlaceholderImage(fetcher,
Resource::kReloadAlways);
@@ -626,8 +696,9 @@ TEST(ImageResourceTest, SuccessfulRevalidationJpeg) {
EXPECT_EQ(2, observer->imageChangedCount());
EXPECT_TRUE(observer->imageNotifyFinishedCalled());
EXPECT_TRUE(imageResource->getContent()->getImage()->isBitmapImage());
- EXPECT_EQ(1, imageResource->getContent()->getImage()->width());
- EXPECT_EQ(1, imageResource->getContent()->getImage()->height());
+ EXPECT_EQ(kJpegImageWidth, imageResource->getContent()->getImage()->width());
+ EXPECT_EQ(kJpegImageHeight,
+ imageResource->getContent()->getImage()->height());
imageResource->setRevalidatingRequest(ResourceRequest(url));
ResourceResponse response;
@@ -642,8 +713,9 @@ TEST(ImageResourceTest, SuccessfulRevalidationJpeg) {
EXPECT_EQ(2, observer->imageChangedCount());
EXPECT_TRUE(observer->imageNotifyFinishedCalled());
EXPECT_TRUE(imageResource->getContent()->getImage()->isBitmapImage());
- EXPECT_EQ(1, imageResource->getContent()->getImage()->width());
- EXPECT_EQ(1, imageResource->getContent()->getImage()->height());
+ EXPECT_EQ(kJpegImageWidth, imageResource->getContent()->getImage()->width());
+ EXPECT_EQ(kJpegImageHeight,
+ imageResource->getContent()->getImage()->height());
}
TEST(ImageResourceTest, SuccessfulRevalidationSvg) {
@@ -696,8 +768,9 @@ TEST(ImageResourceTest, FailedRevalidationJpegToJpeg) {
EXPECT_EQ(2, observer->imageChangedCount());
EXPECT_TRUE(observer->imageNotifyFinishedCalled());
EXPECT_TRUE(imageResource->getContent()->getImage()->isBitmapImage());
- EXPECT_EQ(1, imageResource->getContent()->getImage()->width());
- EXPECT_EQ(1, imageResource->getContent()->getImage()->height());
+ EXPECT_EQ(kJpegImageWidth, imageResource->getContent()->getImage()->width());
+ EXPECT_EQ(kJpegImageHeight,
+ imageResource->getContent()->getImage()->height());
imageResource->setRevalidatingRequest(ResourceRequest(url));
receiveResponse(imageResource, url, "image/jpeg",
@@ -730,8 +803,9 @@ TEST(ImageResourceTest, FailedRevalidationJpegToSvg) {
EXPECT_EQ(2, observer->imageChangedCount());
EXPECT_TRUE(observer->imageNotifyFinishedCalled());
EXPECT_TRUE(imageResource->getContent()->getImage()->isBitmapImage());
- EXPECT_EQ(1, imageResource->getContent()->getImage()->width());
- EXPECT_EQ(1, imageResource->getContent()->getImage()->height());
+ EXPECT_EQ(kJpegImageWidth, imageResource->getContent()->getImage()->width());
+ EXPECT_EQ(kJpegImageHeight,
+ imageResource->getContent()->getImage()->height());
imageResource->setRevalidatingRequest(ResourceRequest(url));
receiveResponse(imageResource, url, "image/svg+xml", kSvgImage,
@@ -776,8 +850,9 @@ TEST(ImageResourceTest, FailedRevalidationSvgToJpeg) {
EXPECT_EQ(3, observer->imageChangedCount());
EXPECT_TRUE(observer->imageNotifyFinishedCalled());
EXPECT_TRUE(imageResource->getContent()->getImage()->isBitmapImage());
- EXPECT_EQ(1, imageResource->getContent()->getImage()->width());
- EXPECT_EQ(1, imageResource->getContent()->getImage()->height());
+ EXPECT_EQ(kJpegImageWidth, imageResource->getContent()->getImage()->width());
+ EXPECT_EQ(kJpegImageHeight,
+ imageResource->getContent()->getImage()->height());
}
TEST(ImageResourceTest, FailedRevalidationSvgToSvg) {
@@ -829,8 +904,9 @@ TEST(ImageResourceTest, AddClientAfterPrune) {
EXPECT_FALSE(imageResource->errorOccurred());
ASSERT_TRUE(imageResource->getContent()->hasImage());
EXPECT_FALSE(imageResource->getContent()->getImage()->isNull());
- EXPECT_EQ(1, imageResource->getContent()->getImage()->width());
- EXPECT_EQ(1, imageResource->getContent()->getImage()->height());
+ EXPECT_EQ(kJpegImageWidth, imageResource->getContent()->getImage()->width());
+ EXPECT_EQ(kJpegImageHeight,
+ imageResource->getContent()->getImage()->height());
EXPECT_TRUE(client1->notifyFinishedCalled());
client1->removeAsClient();
@@ -847,8 +923,9 @@ TEST(ImageResourceTest, AddClientAfterPrune) {
ASSERT_TRUE(imageResource->getContent()->hasImage());
EXPECT_FALSE(imageResource->getContent()->getImage()->isNull());
- EXPECT_EQ(1, imageResource->getContent()->getImage()->width());
- EXPECT_EQ(1, imageResource->getContent()->getImage()->height());
+ EXPECT_EQ(kJpegImageWidth, imageResource->getContent()->getImage()->width());
+ EXPECT_EQ(kJpegImageHeight,
+ imageResource->getContent()->getImage()->height());
EXPECT_TRUE(client2->notifyFinishedCalled());
}
@@ -961,31 +1038,11 @@ TEST(ImageResourceTest, FetchDisallowPlaceholder) {
ImageResource* imageResource = ImageResource::fetch(request, createFetcher());
EXPECT_EQ(FetchRequest::DisallowPlaceholder,
request.placeholderImageRequestType());
- EXPECT_EQ(nullAtom,
- imageResource->resourceRequest().httpHeaderField("range"));
- EXPECT_FALSE(imageResource->shouldShowPlaceholder());
std::unique_ptr<MockImageResourceObserver> observer =
MockImageResourceObserver::create(imageResource->getContent());
- imageResource->loader()->didReceiveResponse(WrappedResourceResponse(
- ResourceResponse(testURL, "image/jpeg", sizeof(kJpegImage), nullAtom)));
- imageResource->loader()->didReceiveData(
- reinterpret_cast<const char*>(kJpegImage), sizeof(kJpegImage));
- imageResource->loader()->didFinishLoading(0.0, sizeof(kJpegImage),
- sizeof(kJpegImage));
-
- EXPECT_EQ(ResourceStatus::Cached, imageResource->getStatus());
- EXPECT_EQ(sizeof(kJpegImage), imageResource->encodedSize());
- EXPECT_FALSE(imageResource->shouldShowPlaceholder());
- EXPECT_LT(0, observer->imageChangedCount());
- EXPECT_EQ(kJpegImageWidth, observer->imageWidthOnLastImageChanged());
- EXPECT_TRUE(observer->imageNotifyFinishedCalled());
- EXPECT_EQ(kJpegImageWidth, observer->imageWidthOnImageNotifyFinished());
-
- ASSERT_TRUE(imageResource->getContent()->hasImage());
- EXPECT_EQ(1, imageResource->getContent()->getImage()->width());
- EXPECT_EQ(1, imageResource->getContent()->getImage()->height());
- EXPECT_TRUE(imageResource->getContent()->getImage()->isBitmapImage());
+ testThatIsNotPlaceholderRequestAndServeResponse(testURL, imageResource,
+ observer.get());
}
TEST(ImageResourceTest, FetchAllowPlaceholderDataURL) {
@@ -1046,41 +1103,11 @@ TEST(ImageResourceTest, FetchAllowPlaceholderSuccessful) {
ImageResource* imageResource = ImageResource::fetch(request, createFetcher());
EXPECT_EQ(FetchRequest::AllowPlaceholder,
request.placeholderImageRequestType());
- EXPECT_EQ("bytes=0-2047",
- imageResource->resourceRequest().httpHeaderField("range"));
- EXPECT_TRUE(imageResource->shouldShowPlaceholder());
std::unique_ptr<MockImageResourceObserver> observer =
MockImageResourceObserver::create(imageResource->getContent());
- ResourceResponse response(testURL, "image/jpeg",
- kJpegImageSubrangeWithDimensionsLength, nullAtom);
- response.setHTTPStatusCode(206);
- response.setHTTPHeaderField(
- "content-range", buildContentRange(kJpegImageSubrangeWithDimensionsLength,
- sizeof(kJpegImage)));
- imageResource->loader()->didReceiveResponse(
- WrappedResourceResponse(response));
- imageResource->loader()->didReceiveData(
- reinterpret_cast<const char*>(kJpegImage),
- kJpegImageSubrangeWithDimensionsLength);
- imageResource->loader()->didFinishLoading(
- 0.0, kJpegImageSubrangeWithDimensionsLength,
- kJpegImageSubrangeWithDimensionsLength);
-
- EXPECT_EQ(ResourceStatus::Cached, imageResource->getStatus());
- EXPECT_EQ(kJpegImageSubrangeWithDimensionsLength,
- imageResource->encodedSize());
- EXPECT_TRUE(imageResource->shouldShowPlaceholder());
- EXPECT_LT(0, observer->imageChangedCount());
- EXPECT_EQ(kJpegImageWidth, observer->imageWidthOnLastImageChanged());
- EXPECT_TRUE(observer->imageNotifyFinishedCalled());
- EXPECT_EQ(kJpegImageWidth, observer->imageWidthOnImageNotifyFinished());
-
- ASSERT_TRUE(imageResource->getContent()->hasImage());
- EXPECT_EQ(1, imageResource->getContent()->getImage()->width());
- EXPECT_EQ(1, imageResource->getContent()->getImage()->height());
- EXPECT_FALSE(imageResource->getContent()->getImage()->isBitmapImage());
- EXPECT_FALSE(imageResource->getContent()->getImage()->isSVGImage());
+ testThatIsPlaceholderRequestAndServeResponse(testURL, imageResource,
+ observer.get());
}
TEST(ImageResourceTest, FetchAllowPlaceholderUnsuccessful) {
@@ -1174,6 +1201,7 @@ TEST(ImageResourceTest, FetchAllowPlaceholderThenDisallowPlaceholder) {
ScopedMockedURLLoad scopedMockedURLLoad(testURL, GetTestFilePath());
ResourceFetcher* fetcher = createFetcher();
+
FetchRequest placeholderRequest(testURL, FetchInitiatorInfo());
placeholderRequest.setAllowImagePlaceholder();
ImageResource* imageResource =
@@ -1206,27 +1234,8 @@ TEST(ImageResourceTest,
std::unique_ptr<MockImageResourceObserver> observer =
MockImageResourceObserver::create(imageResource->getContent());
- ResourceResponse response(testURL, "image/jpeg",
- kJpegImageSubrangeWithDimensionsLength, nullAtom);
- response.setHTTPStatusCode(206);
- response.setHTTPHeaderField(
- "content-range", buildContentRange(kJpegImageSubrangeWithDimensionsLength,
- sizeof(kJpegImage)));
- imageResource->loader()->didReceiveResponse(
- WrappedResourceResponse(response));
- imageResource->loader()->didReceiveData(
- reinterpret_cast<const char*>(kJpegImage),
- kJpegImageSubrangeWithDimensionsLength);
- imageResource->loader()->didFinishLoading(
- 0.0, kJpegImageSubrangeWithDimensionsLength,
- kJpegImageSubrangeWithDimensionsLength);
-
- EXPECT_EQ(ResourceStatus::Cached, imageResource->getStatus());
- EXPECT_EQ(kJpegImageSubrangeWithDimensionsLength,
- imageResource->encodedSize());
- EXPECT_TRUE(imageResource->shouldShowPlaceholder());
- EXPECT_LT(0, observer->imageChangedCount());
- EXPECT_TRUE(observer->imageNotifyFinishedCalled());
+ testThatIsPlaceholderRequestAndServeResponse(testURL, imageResource,
+ observer.get());
FetchRequest nonPlaceholderRequest(testURL, FetchInitiatorInfo());
ImageResource* secondImageResource =
@@ -1284,8 +1293,10 @@ TEST(ImageResourceTest, FetchAllowPlaceholderFullResponseDecodeSuccess) {
EXPECT_EQ(kJpegImageWidth, observer->imageWidthOnImageNotifyFinished());
ASSERT_TRUE(imageResource->getContent()->hasImage());
- EXPECT_EQ(1, imageResource->getContent()->getImage()->width());
- EXPECT_EQ(1, imageResource->getContent()->getImage()->height());
+ EXPECT_EQ(kJpegImageWidth,
+ imageResource->getContent()->getImage()->width());
+ EXPECT_EQ(kJpegImageHeight,
+ imageResource->getContent()->getImage()->height());
EXPECT_TRUE(imageResource->getContent()->getImage()->isBitmapImage());
}
}
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