Imported WebKit commit 302e7806bff028bd1167a1ec7c86a1ee00ecfb49 (http://svn.webkit.org/repository/webkit/trunk@132067)

New snapshot that fixes build without QtWidgets

1 files changed, 102 insertions, 0 deletions

diff --git a/Source/WebKit/chromium/tests/DeferredImageDecoderTest.cpp b/Source/WebKit/chromium/tests/DeferredImageDecoderTest.cpp
new file mode 100644
index 000000000..482549805
--- /dev/null
+++ b/Source/WebKit/chromium/tests/DeferredImageDecoderTest.cpp
@@ -0,0 +1,102 @@
+/*
+ * Copyright (C) 2012 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:
+ *
+ * 1.  Redistributions of source code must retain the above copyright
+ *     notice, this list of conditions and the following disclaimer.
+ * 2.  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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS 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 APPLE OR ITS 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 "DeferredImageDecoder.h"
+
+#include "ImageDecodingStore.h"
+#include "MockImageDecoder.h"
+#include "NativeImageSkia.h"
+#include "SkCanvas.h"
+#include "SkDevice.h"
+#include "SkPicture.h"
+#include <gtest/gtest.h>
+
+using namespace WebCore;
+
+namespace {
+
+class DeferredImageDecoderTest : public ::testing::Test {
+public:
+    virtual void SetUp()
+    {
+        ImageDecodingStore::initializeOnMainThread();
+        m_actualDecoder = new MockImageDecoder();
+        m_actualDecoder->setSize(600, 613);
+        m_lazyDecoder = DeferredImageDecoder::createForTesting(adoptPtr(m_actualDecoder));
+        m_canvas.setDevice(new SkDevice(SkBitmap::kARGB_8888_Config, 100, 100))->unref();
+    }
+
+    virtual void TearDown()
+    {
+        ImageDecodingStore::shutdown();
+    }
+
+protected:
+    // Don't own this but saves the pointer to query states.
+    MockImageDecoder* m_actualDecoder;
+    OwnPtr<DeferredImageDecoder> m_lazyDecoder;
+    SkPicture m_picture;
+    SkCanvas m_canvas;
+};
+
+TEST_F(DeferredImageDecoderTest, drawIntoSkPicture)
+{
+    OwnPtr<NativeImageSkia> image(adoptPtr(m_lazyDecoder->frameBufferAtIndex(0)->asNewNativeImage()));
+    EXPECT_EQ(m_actualDecoder->size().width(), image->bitmap().width());
+    EXPECT_EQ(m_actualDecoder->size().height(), image->bitmap().height());
+    EXPECT_FALSE(image->bitmap().isNull());
+    EXPECT_TRUE(image->bitmap().isImmutable());
+
+    SkCanvas* tempCanvas = m_picture.beginRecording(100, 100);
+    tempCanvas->drawBitmap(image->bitmap(), 0, 0);
+    m_picture.endRecording();
+    EXPECT_EQ(0, m_actualDecoder->frameBufferRequestCount());
+
+    m_canvas.drawPicture(m_picture);
+    EXPECT_EQ(1, m_actualDecoder->frameBufferRequestCount());
+}
+
+TEST_F(DeferredImageDecoderTest, drawScaledIntoSkPicture)
+{
+    OwnPtr<NativeImageSkia> image(adoptPtr(m_lazyDecoder->frameBufferAtIndex(0)->asNewNativeImage()));
+    SkBitmap scaledBitmap = image->resizedBitmap(SkISize::Make(50, 51), SkIRect::MakeWH(50, 51));
+    EXPECT_FALSE(scaledBitmap.isNull());
+    EXPECT_TRUE(scaledBitmap.isImmutable());
+    EXPECT_EQ(50, scaledBitmap.width());
+    EXPECT_EQ(51, scaledBitmap.height());
+    EXPECT_EQ(0, m_actualDecoder->frameBufferRequestCount());
+
+    SkCanvas* tempCanvas = m_picture.beginRecording(100, 100);
+    tempCanvas->drawBitmap(scaledBitmap, 0, 0);
+    m_picture.endRecording();
+    EXPECT_EQ(0, m_actualDecoder->frameBufferRequestCount());
+
+    m_canvas.drawPicture(m_picture);
+    EXPECT_EQ(1, m_actualDecoder->frameBufferRequestCount());
+}
+
+} // namespace