Source/core/fetch/ResourceFetcherTest.cpp

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#include "config.h"
#include "core/fetch/ResourceFetcher.h"

#include <gtest/gtest.h>
#include "core/fetch/FetchInitiatorInfo.h"
#include "core/fetch/FetchRequest.h"
#include "core/fetch/MemoryCache.h"
#include "core/fetch/ResourcePtr.h"
#include "core/html/HTMLDocument.h"
#include "core/loader/DocumentLoader.h"
#include "platform/network/ResourceRequest.h"

using namespace WebCore;

namespace {

TEST(ResourceFetcherTest, StartLoadAfterFrameDetach)
{
    KURL testURL(ParsedURLString, "http://www.test.com/cancelTest.jpg");

    // Create a ResourceFetcher that has a real DocumentLoader and Document, but is not attached to a LocalFrame.
    // Technically, we're concerned about what happens after a LocalFrame is detached (rather than before
    // any attach occurs), but ResourceFetcher can't tell the difference.
    RefPtr<DocumentLoader> documentLoader = DocumentLoader::create(0, ResourceRequest(testURL), SubstituteData());
    RefPtrWillBeRawPtr<HTMLDocument> document = HTMLDocument::create();
    RefPtrWillBeRawPtr<ResourceFetcher> fetcher(documentLoader->fetcher());
    fetcher->setDocument(document.get());
    EXPECT_EQ(fetcher->frame(), static_cast<LocalFrame*>(0));

    // Try to request a url. The request should fail, no resource should be returned,
    // and no resource should be present in the cache.
    FetchRequest fetchRequest = FetchRequest(ResourceRequest(testURL), FetchInitiatorInfo());
    ResourcePtr<ImageResource> image = fetcher->fetchImage(fetchRequest);
    EXPECT_EQ(image.get(), static_cast<ImageResource*>(0));
    EXPECT_EQ(memoryCache()->resourceForURL(testURL), static_cast<Resource*>(0));
}

} // namespace