| /* |
| * Copyright (c) 2013, Google Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "config.h" |
| #include "core/loader/cache/CachedImage.h" |
| |
| #include "core/loader/cache/CachedImageClient.h" |
| #include "core/loader/cache/CachedResourceHandle.h" |
| #include "core/platform/SharedBuffer.h" |
| #include <gtest/gtest.h> |
| |
| using namespace WebCore; |
| |
| namespace { |
| |
| class MockCachedImageClient : public WebCore::CachedImageClient { |
| public: |
| MockCachedImageClient() |
| : m_imageChangedCount(0) |
| , m_notifyFinishedCalled(false) |
| { |
| } |
| |
| virtual ~MockCachedImageClient() { } |
| virtual void imageChanged(CachedImage*, const IntRect*) |
| { |
| m_imageChangedCount++; |
| } |
| |
| virtual void notifyFinished(CachedResource*) |
| { |
| ASSERT_FALSE(m_notifyFinishedCalled); |
| m_notifyFinishedCalled = true; |
| } |
| |
| int imageChangedCount() const { return m_imageChangedCount; } |
| bool notifyFinishedCalled() const { return m_notifyFinishedCalled; } |
| |
| private: |
| int m_imageChangedCount; |
| bool m_notifyFinishedCalled; |
| }; |
| |
| TEST(CachedImageTest, MultipartImage) |
| { |
| CachedResourceHandle<CachedImage> cachedImage = new CachedImage(ResourceRequest()); |
| cachedImage->setLoading(true); |
| |
| MockCachedImageClient client; |
| cachedImage->addClient(&client); |
| |
| // Send the multipart response. No image or data buffer is created. |
| cachedImage->responseReceived(ResourceResponse(KURL(), "multipart/x-mixed-replace", 0, String(), String())); |
| ASSERT_FALSE(cachedImage->resourceBuffer()); |
| ASSERT_FALSE(cachedImage->hasImage()); |
| ASSERT_EQ(client.imageChangedCount(), 0); |
| ASSERT_FALSE(client.notifyFinishedCalled()); |
| |
| // Send the response for the first real part. No image or data buffer is created. |
| const char* svgData = "<svg xmlns='http://www.w3.org/2000/svg' width='1' height='1'><rect width='1' height='1' fill='green'/></svg>"; |
| unsigned svgDataLength = strlen(svgData); |
| cachedImage->responseReceived(ResourceResponse(KURL(), "image/svg+xml", svgDataLength, String(), String())); |
| ASSERT_FALSE(cachedImage->resourceBuffer()); |
| ASSERT_FALSE(cachedImage->hasImage()); |
| ASSERT_EQ(client.imageChangedCount(), 0); |
| ASSERT_FALSE(client.notifyFinishedCalled()); |
| |
| // The first bytes arrive. The data buffer is created, but no image is created. |
| cachedImage->appendData(svgData, svgDataLength); |
| ASSERT_TRUE(cachedImage->resourceBuffer()); |
| ASSERT_EQ(cachedImage->resourceBuffer()->size(), svgDataLength); |
| ASSERT_FALSE(cachedImage->hasImage()); |
| ASSERT_EQ(client.imageChangedCount(), 0); |
| ASSERT_FALSE(client.notifyFinishedCalled()); |
| |
| // This part finishes. The image is created, callbacks are sent, and the data buffer is cleared. |
| cachedImage->finish(); |
| ASSERT_FALSE(cachedImage->resourceBuffer()); |
| ASSERT_FALSE(cachedImage->errorOccurred()); |
| ASSERT_TRUE(cachedImage->hasImage()); |
| ASSERT_FALSE(cachedImage->image()->isNull()); |
| ASSERT_EQ(cachedImage->image()->width(), 1); |
| ASSERT_EQ(cachedImage->image()->height(), 1); |
| ASSERT_EQ(client.imageChangedCount(), 2); |
| ASSERT_TRUE(client.notifyFinishedCalled()); |
| } |
| |
| } // namespace |