| /* |
| * 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 INC. 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 INC. 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 "core/page/scrolling/ScrollingCoordinator.h" |
| |
| #include <gtest/gtest.h> |
| #include "FrameTestHelpers.h" |
| #include "URLTestHelpers.h" |
| #include "WebFrameClient.h" |
| #include "WebFrameImpl.h" |
| #include "WebSettings.h" |
| #include "WebViewClient.h" |
| #include "WebViewImpl.h" |
| #include "core/platform/graphics/GraphicsLayer.h" |
| #include "core/rendering/RenderLayerBacking.h" |
| #include "core/rendering/RenderLayerCompositor.h" |
| #include "core/rendering/RenderView.h" |
| #include "public/platform/Platform.h" |
| #include "public/platform/WebLayer.h" |
| #include "public/platform/WebLayerPositionConstraint.h" |
| #include "public/platform/WebLayerTreeView.h" |
| #include "public/platform/WebUnitTestSupport.h" |
| |
| using namespace WebCore; |
| using namespace WebKit; |
| |
| namespace { |
| |
| class FakeWebViewClient : public WebViewClient { |
| public: |
| virtual void initializeLayerTreeView() |
| { |
| m_layerTreeView = adoptPtr(Platform::current()->unitTestSupport()->createLayerTreeViewForTesting(WebUnitTestSupport::TestViewTypeUnitTest)); |
| ASSERT(m_layerTreeView); |
| } |
| |
| virtual WebLayerTreeView* layerTreeView() |
| { |
| return m_layerTreeView.get(); |
| } |
| |
| private: |
| OwnPtr<WebLayerTreeView> m_layerTreeView; |
| }; |
| |
| class MockWebFrameClient : public WebFrameClient { |
| }; |
| |
| class ScrollingCoordinatorChromiumTest : public testing::Test { |
| public: |
| ScrollingCoordinatorChromiumTest() |
| : m_baseURL("http://www.test.com/") |
| { |
| // We cannot reuse FrameTestHelpers::createWebViewAndLoad here because the compositing |
| // settings need to be set before the page is loaded. |
| m_webViewImpl = toWebViewImpl(WebView::create(&m_mockWebViewClient)); |
| m_webViewImpl->settings()->setJavaScriptEnabled(true); |
| m_webViewImpl->settings()->setForceCompositingMode(true); |
| m_webViewImpl->settings()->setAcceleratedCompositingEnabled(true); |
| m_webViewImpl->settings()->setAcceleratedCompositingForFixedPositionEnabled(true); |
| m_webViewImpl->settings()->setAcceleratedCompositingForOverflowScrollEnabled(true); |
| m_webViewImpl->settings()->setAcceleratedCompositingForScrollableFramesEnabled(true); |
| m_webViewImpl->settings()->setCompositedScrollingForFramesEnabled(true); |
| m_webViewImpl->settings()->setFixedPositionCreatesStackingContext(true); |
| m_webViewImpl->initializeMainFrame(&m_mockWebFrameClient); |
| m_webViewImpl->resize(IntSize(320, 240)); |
| } |
| |
| virtual ~ScrollingCoordinatorChromiumTest() |
| { |
| Platform::current()->unitTestSupport()->unregisterAllMockedURLs(); |
| m_webViewImpl->close(); |
| } |
| |
| void navigateTo(const std::string& url) |
| { |
| FrameTestHelpers::loadFrame(m_webViewImpl->mainFrame(), url); |
| Platform::current()->unitTestSupport()->serveAsynchronousMockedRequests(); |
| } |
| |
| void registerMockedHttpURLLoad(const std::string& fileName) |
| { |
| URLTestHelpers::registerMockedURLFromBaseURL(WebString::fromUTF8(m_baseURL.c_str()), WebString::fromUTF8(fileName.c_str())); |
| } |
| |
| WebLayer* getRootScrollLayer() |
| { |
| RenderLayerCompositor* compositor = m_webViewImpl->mainFrameImpl()->frame()->contentRenderer()->compositor(); |
| ASSERT(compositor); |
| ASSERT(compositor->scrollLayer()); |
| |
| WebLayer* webScrollLayer = compositor->scrollLayer()->platformLayer(); |
| return webScrollLayer; |
| } |
| |
| protected: |
| std::string m_baseURL; |
| MockWebFrameClient m_mockWebFrameClient; |
| FakeWebViewClient m_mockWebViewClient; |
| WebViewImpl* m_webViewImpl; |
| }; |
| |
| TEST_F(ScrollingCoordinatorChromiumTest, fastScrollingByDefault) |
| { |
| navigateTo("about:blank"); |
| |
| // Make sure the scrolling coordinator is active. |
| FrameView* frameView = m_webViewImpl->mainFrameImpl()->frameView(); |
| Page* page = m_webViewImpl->mainFrameImpl()->frame()->page(); |
| ASSERT_TRUE(page->scrollingCoordinator()); |
| ASSERT_TRUE(page->scrollingCoordinator()->coordinatesScrollingForFrameView(frameView)); |
| |
| // Fast scrolling should be enabled by default. |
| WebLayer* rootScrollLayer = getRootScrollLayer(); |
| ASSERT_TRUE(rootScrollLayer->scrollable()); |
| ASSERT_FALSE(rootScrollLayer->shouldScrollOnMainThread()); |
| ASSERT_FALSE(rootScrollLayer->haveWheelEventHandlers()); |
| } |
| |
| static WebLayer* webLayerFromElement(Element* element) |
| { |
| if (!element) |
| return 0; |
| RenderObject* renderer = element->renderer(); |
| if (!renderer || !renderer->isBoxModelObject()) |
| return 0; |
| RenderLayer* layer = toRenderBoxModelObject(renderer)->layer(); |
| if (!layer) |
| return 0; |
| RenderLayerBacking* backing = layer->backing(); |
| if (!backing) |
| return 0; |
| GraphicsLayer* graphicsLayer = backing->graphicsLayer(); |
| if (!graphicsLayer) |
| return 0; |
| return graphicsLayer->platformLayer(); |
| } |
| |
| TEST_F(ScrollingCoordinatorChromiumTest, fastScrollingForFixedPosition) |
| { |
| registerMockedHttpURLLoad("fixed-position.html"); |
| navigateTo(m_baseURL + "fixed-position.html"); |
| |
| // Fixed position should not fall back to main thread scrolling. |
| WebLayer* rootScrollLayer = getRootScrollLayer(); |
| ASSERT_FALSE(rootScrollLayer->shouldScrollOnMainThread()); |
| |
| Document* document = m_webViewImpl->mainFrameImpl()->frame()->document(); |
| { |
| Element* element = document->getElementById("div-tl"); |
| ASSERT_TRUE(element); |
| WebLayer* layer = webLayerFromElement(element); |
| ASSERT_TRUE(layer); |
| WebLayerPositionConstraint constraint = layer->positionConstraint(); |
| ASSERT_TRUE(constraint.isFixedPosition); |
| ASSERT_TRUE(!constraint.isFixedToRightEdge && !constraint.isFixedToBottomEdge); |
| } |
| { |
| Element* element = document->getElementById("div-tr"); |
| ASSERT_TRUE(element); |
| WebLayer* layer = webLayerFromElement(element); |
| ASSERT_TRUE(layer); |
| WebLayerPositionConstraint constraint = layer->positionConstraint(); |
| ASSERT_TRUE(constraint.isFixedPosition); |
| ASSERT_TRUE(constraint.isFixedToRightEdge && !constraint.isFixedToBottomEdge); |
| } |
| { |
| Element* element = document->getElementById("div-bl"); |
| ASSERT_TRUE(element); |
| WebLayer* layer = webLayerFromElement(element); |
| ASSERT_TRUE(layer); |
| WebLayerPositionConstraint constraint = layer->positionConstraint(); |
| ASSERT_TRUE(constraint.isFixedPosition); |
| ASSERT_TRUE(!constraint.isFixedToRightEdge && constraint.isFixedToBottomEdge); |
| } |
| { |
| Element* element = document->getElementById("div-br"); |
| ASSERT_TRUE(element); |
| WebLayer* layer = webLayerFromElement(element); |
| ASSERT_TRUE(layer); |
| WebLayerPositionConstraint constraint = layer->positionConstraint(); |
| ASSERT_TRUE(constraint.isFixedPosition); |
| ASSERT_TRUE(constraint.isFixedToRightEdge && constraint.isFixedToBottomEdge); |
| } |
| { |
| Element* element = document->getElementById("span-tl"); |
| ASSERT_TRUE(element); |
| WebLayer* layer = webLayerFromElement(element); |
| ASSERT_TRUE(layer); |
| WebLayerPositionConstraint constraint = layer->positionConstraint(); |
| ASSERT_TRUE(constraint.isFixedPosition); |
| ASSERT_TRUE(!constraint.isFixedToRightEdge && !constraint.isFixedToBottomEdge); |
| } |
| { |
| Element* element = document->getElementById("span-tr"); |
| ASSERT_TRUE(element); |
| WebLayer* layer = webLayerFromElement(element); |
| ASSERT_TRUE(layer); |
| WebLayerPositionConstraint constraint = layer->positionConstraint(); |
| ASSERT_TRUE(constraint.isFixedPosition); |
| ASSERT_TRUE(constraint.isFixedToRightEdge && !constraint.isFixedToBottomEdge); |
| } |
| { |
| Element* element = document->getElementById("span-bl"); |
| ASSERT_TRUE(element); |
| WebLayer* layer = webLayerFromElement(element); |
| ASSERT_TRUE(layer); |
| WebLayerPositionConstraint constraint = layer->positionConstraint(); |
| ASSERT_TRUE(constraint.isFixedPosition); |
| ASSERT_TRUE(!constraint.isFixedToRightEdge && constraint.isFixedToBottomEdge); |
| } |
| { |
| Element* element = document->getElementById("span-br"); |
| ASSERT_TRUE(element); |
| WebLayer* layer = webLayerFromElement(element); |
| ASSERT_TRUE(layer); |
| WebLayerPositionConstraint constraint = layer->positionConstraint(); |
| ASSERT_TRUE(constraint.isFixedPosition); |
| ASSERT_TRUE(constraint.isFixedToRightEdge && constraint.isFixedToBottomEdge); |
| } |
| } |
| |
| TEST_F(ScrollingCoordinatorChromiumTest, nonFastScrollableRegion) |
| { |
| registerMockedHttpURLLoad("non-fast-scrollable.html"); |
| navigateTo(m_baseURL + "non-fast-scrollable.html"); |
| |
| WebLayer* rootScrollLayer = getRootScrollLayer(); |
| WebVector<WebRect> nonFastScrollableRegion = rootScrollLayer->nonFastScrollableRegion(); |
| |
| ASSERT_EQ(1u, nonFastScrollableRegion.size()); |
| ASSERT_EQ(WebRect(8, 8, 10, 10), nonFastScrollableRegion[0]); |
| } |
| |
| TEST_F(ScrollingCoordinatorChromiumTest, wheelEventHandler) |
| { |
| registerMockedHttpURLLoad("wheel-event-handler.html"); |
| navigateTo(m_baseURL + "wheel-event-handler.html"); |
| |
| WebLayer* rootScrollLayer = getRootScrollLayer(); |
| ASSERT_TRUE(rootScrollLayer->haveWheelEventHandlers()); |
| } |
| |
| TEST_F(ScrollingCoordinatorChromiumTest, clippedBodyTest) |
| { |
| registerMockedHttpURLLoad("clipped-body.html"); |
| navigateTo(m_baseURL + "clipped-body.html"); |
| |
| WebLayer* rootScrollLayer = getRootScrollLayer(); |
| ASSERT_EQ(0u, rootScrollLayer->nonFastScrollableRegion().size()); |
| } |
| |
| TEST_F(ScrollingCoordinatorChromiumTest, overflowScrolling) |
| { |
| registerMockedHttpURLLoad("overflow-scrolling.html"); |
| navigateTo(m_baseURL + "overflow-scrolling.html"); |
| |
| // Verify the properties of the accelerated scrolling element starting from the RenderObject |
| // all the way to the WebLayer. |
| Element* scrollableElement = m_webViewImpl->mainFrameImpl()->frame()->document()->getElementById("scrollable"); |
| ASSERT(scrollableElement); |
| |
| RenderObject* renderer = scrollableElement->renderer(); |
| ASSERT_TRUE(renderer->isBoxModelObject()); |
| ASSERT_TRUE(renderer->hasLayer()); |
| |
| RenderLayer* layer = toRenderBoxModelObject(renderer)->layer(); |
| ASSERT_TRUE(layer->usesCompositedScrolling()); |
| ASSERT_TRUE(layer->isComposited()); |
| |
| RenderLayerBacking* layerBacking = layer->backing(); |
| ASSERT_TRUE(layerBacking->hasScrollingLayer()); |
| ASSERT(layerBacking->scrollingContentsLayer()); |
| |
| GraphicsLayer* graphicsLayer = layerBacking->scrollingContentsLayer(); |
| ASSERT_EQ(layer->scrollableArea(), graphicsLayer->scrollableArea()); |
| |
| WebLayer* webScrollLayer = layerBacking->scrollingContentsLayer()->platformLayer(); |
| ASSERT_TRUE(webScrollLayer->scrollable()); |
| |
| #if OS(ANDROID) |
| // Now verify we've attached impl-side scrollbars onto the scrollbar layers |
| ASSERT_TRUE(layerBacking->layerForHorizontalScrollbar()); |
| ASSERT_TRUE(layerBacking->layerForHorizontalScrollbar()->hasContentsLayer()); |
| ASSERT_TRUE(layerBacking->layerForVerticalScrollbar()); |
| ASSERT_TRUE(layerBacking->layerForVerticalScrollbar()->hasContentsLayer()); |
| #endif |
| } |
| |
| TEST_F(ScrollingCoordinatorChromiumTest, iframeScrolling) |
| { |
| registerMockedHttpURLLoad("iframe-scrolling.html"); |
| registerMockedHttpURLLoad("iframe-scrolling-inner.html"); |
| navigateTo(m_baseURL + "iframe-scrolling.html"); |
| |
| // Verify the properties of the accelerated scrolling element starting from the RenderObject |
| // all the way to the WebLayer. |
| Element* scrollableFrame = m_webViewImpl->mainFrameImpl()->frame()->document()->getElementById("scrollable"); |
| ASSERT_TRUE(scrollableFrame); |
| |
| RenderObject* renderer = scrollableFrame->renderer(); |
| ASSERT_TRUE(renderer); |
| ASSERT_TRUE(renderer->isWidget()); |
| |
| RenderWidget* renderWidget = toRenderWidget(renderer); |
| ASSERT_TRUE(renderWidget); |
| ASSERT_TRUE(renderWidget->widget()); |
| ASSERT_TRUE(renderWidget->widget()->isFrameView()); |
| |
| FrameView* innerFrameView = toFrameView(renderWidget->widget()); |
| RenderView* innerRenderView = innerFrameView->renderView(); |
| ASSERT_TRUE(innerRenderView); |
| |
| RenderLayerCompositor* innerCompositor = innerRenderView->compositor(); |
| ASSERT_TRUE(innerCompositor->inCompositingMode()); |
| ASSERT_TRUE(innerCompositor->scrollLayer()); |
| |
| GraphicsLayer* scrollLayer = innerCompositor->scrollLayer(); |
| ASSERT_EQ(innerFrameView, scrollLayer->scrollableArea()); |
| |
| WebLayer* webScrollLayer = scrollLayer->platformLayer(); |
| ASSERT_TRUE(webScrollLayer->scrollable()); |
| |
| #if OS(ANDROID) |
| // Now verify we've attached impl-side scrollbars onto the scrollbar layers |
| ASSERT_TRUE(innerCompositor->layerForHorizontalScrollbar()); |
| ASSERT_TRUE(innerCompositor->layerForHorizontalScrollbar()->hasContentsLayer()); |
| ASSERT_TRUE(innerCompositor->layerForVerticalScrollbar()); |
| ASSERT_TRUE(innerCompositor->layerForVerticalScrollbar()->hasContentsLayer()); |
| #endif |
| } |
| |
| TEST_F(ScrollingCoordinatorChromiumTest, rtlIframe) |
| { |
| registerMockedHttpURLLoad("rtl-iframe.html"); |
| registerMockedHttpURLLoad("rtl-iframe-inner.html"); |
| navigateTo(m_baseURL + "rtl-iframe.html"); |
| |
| // Verify the properties of the accelerated scrolling element starting from the RenderObject |
| // all the way to the WebLayer. |
| Element* scrollableFrame = m_webViewImpl->mainFrameImpl()->frame()->document()->getElementById("scrollable"); |
| ASSERT_TRUE(scrollableFrame); |
| |
| RenderObject* renderer = scrollableFrame->renderer(); |
| ASSERT_TRUE(renderer); |
| ASSERT_TRUE(renderer->isWidget()); |
| |
| RenderWidget* renderWidget = toRenderWidget(renderer); |
| ASSERT_TRUE(renderWidget); |
| ASSERT_TRUE(renderWidget->widget()); |
| ASSERT_TRUE(renderWidget->widget()->isFrameView()); |
| |
| FrameView* innerFrameView = static_cast<FrameView*>(renderWidget->widget()); |
| RenderView* innerRenderView = innerFrameView->renderView(); |
| ASSERT_TRUE(innerRenderView); |
| |
| RenderLayerCompositor* innerCompositor = innerRenderView->compositor(); |
| ASSERT_TRUE(innerCompositor->inCompositingMode()); |
| ASSERT_TRUE(innerCompositor->scrollLayer()); |
| |
| GraphicsLayer* scrollLayer = innerCompositor->scrollLayer(); |
| ASSERT_EQ(innerFrameView, scrollLayer->scrollableArea()); |
| |
| WebLayer* webScrollLayer = scrollLayer->platformLayer(); |
| ASSERT_TRUE(webScrollLayer->scrollable()); |
| |
| int expectedScrollPosition = 958 + (innerFrameView->verticalScrollbar()->isOverlayScrollbar() ? 0 : 15); |
| ASSERT_EQ(expectedScrollPosition, webScrollLayer->scrollPosition().x); |
| ASSERT_EQ(expectedScrollPosition, webScrollLayer->maxScrollPosition().width); |
| } |
| |
| TEST_F(ScrollingCoordinatorChromiumTest, setupScrollbarLayerShouldNotCrash) |
| { |
| registerMockedHttpURLLoad("setup_scrollbar_layer_crash.html"); |
| navigateTo(m_baseURL + "setup_scrollbar_layer_crash.html"); |
| // This test document setup an iframe with scrollbars, then switch to |
| // an empty document by javascript. |
| } |
| |
| } // namespace |