bool ImageLoader::shouldLoadImmediately(const KURL& url) const
{
// We force any image loads which might require alt content through the asynchronous path so that we can add the shadow DOM
// for the alt-text content when style recalc is over and DOM mutation is allowed again.
if (!url.isNull()) {
Resource* resource = memoryCache()->resourceForURL(url, m_element->document().fetcher()->getCacheIdentifier());
if (resource && !resource->errorOccurred())
return true;
}
return (m_loadingImageDocument || isHTMLObjectElement(m_element) || isHTMLEmbedElement(m_element) || url.protocolIsData());
}
TEST_F(ResourceFetcherTest, StartLoadAfterFrameDetach) {
KURL secureURL(ParsedURLString, "https://secureorigin.test/image.png");
// Try to request a url. The request should fail, and a resource in an error
// state should be returned, and no resource should be present in the cache.
ResourceFetcher* fetcher = ResourceFetcher::create(nullptr);
ResourceRequest resourceRequest(secureURL);
resourceRequest.setRequestContext(WebURLRequest::RequestContextInternal);
FetchRequest fetchRequest =
FetchRequest(resourceRequest, FetchInitiatorInfo());
Resource* resource = RawResource::fetch(fetchRequest, fetcher);
ASSERT_TRUE(resource);
EXPECT_TRUE(resource->errorOccurred());
EXPECT_TRUE(resource->resourceError().isAccessCheck());
EXPECT_FALSE(memoryCache()->resourceForURL(secureURL));
// Start by calling startLoad() directly, rather than via requestResource().
// This shouldn't crash.
fetcher->startLoad(RawResource::create(secureURL, Resource::Raw));
}
