NOT FOR REVIEW: Fullscreen WIP

third_party/WebKit/Source/web/tests/WebFrameTest.cpp

 /*
  * Copyright (C) 2010 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
@@ skipping 47 matching lines @@
 #include "core/frame/LocalFrame.h"
 #include "core/frame/RemoteFrame.h"
 #include "core/frame/Settings.h"
 #include "core/frame/VisualViewport.h"
 #include "core/html/HTMLBodyElement.h"
 #include "core/html/HTMLFormElement.h"
 #include "core/html/HTMLMediaElement.h"
 #include "core/html/ImageDocument.h"
 #include "core/input/EventHandler.h"
 #include "core/layout/HitTestResult.h"
-#include "core/layout/LayoutFullScreen.h"
 #include "core/layout/api/LayoutViewItem.h"
 #include "core/layout/compositing/PaintLayerCompositor.h"
 #include "core/loader/DocumentLoader.h"
 #include "core/loader/DocumentThreadableLoader.h"
 #include "core/loader/DocumentThreadableLoaderClient.h"
 #include "core/loader/FrameLoadRequest.h"
 #include "core/loader/ThreadableLoader.h"
 #include "core/page/Page.h"
 #include "core/page/ScopedPageLoadDeferrer.h"
 #include "core/paint/PaintLayer.h"
@@ skipping 7387 matching lines @@
   webViewHelper.webView()->settings()->setWideViewportQuirkEnabled(true);
   webViewHelper.webView()->settings()->setLoadWithOverviewMode(true);
   webViewHelper.webView()->settings()->setUseWideViewport(true);
   webViewHelper.resize(WebSize(viewportWidth, viewportHeight));
   webViewHelper.webView()->updateAllLifecyclePhases();
 
   FrameView* frameView = webViewHelper.webView()->mainFrameImpl()->frameView();
   EXPECT_LT(frameView->maximumScrollOffset().width(), 0);
 }
 
+TEST_F(WebFrameTest, FullscreenCleanTopLayerAndFullscreenStack) {
+  FakeCompositingWebViewClient client;
+  registerMockedHttpURLLoad("fullscreen_div.html");
+  FrameTestHelpers::WebViewHelper webViewHelper;
+  int viewportWidth = 640;
+  int viewportHeight = 480;
+  client.m_screenInfo.rect.width = viewportWidth;
+  client.m_screenInfo.rect.height = viewportHeight;
+  WebViewImpl* webViewImpl =
+      webViewHelper.initializeAndLoad(m_baseURL + "fullscreen_div.html", true,
+                                      0, &client, nullptr, configureAndroid);
+  webViewImpl->resize(WebSize(viewportWidth, viewportHeight));
+  webViewImpl->updateAllLifecyclePhases();
+
+  Document* document = webViewImpl->mainFrameImpl()->frame()->document();
+  UserGestureIndicator gesture(DocumentUserGestureToken::create(document));
+  Element* divFullscreen = document->getElementById("div1");
+  Fullscreen::requestFullscreen(*divFullscreen, Fullscreen::PrefixedRequest);
+  webViewImpl->didEnterFullscreen();
+  ASSERT_EQ(Fullscreen::fullscreenElement(*document), divFullscreen);
+
+  // Sanity check. We should have both in our stack.
+  ASSERT_EQ(document->topLayerElements().size(), 2UL);
+
+  Fullscreen::exitFullscreen(*document);
+  webViewImpl->didExitFullscreen();
+
+  ASSERT_EQ(document->topLayerElements().size(), 0UL);
+}
+
 TEST_P(ParameterizedWebFrameTest, FullscreenLayerSize) {
   FakeCompositingWebViewClient client;
   registerMockedHttpURLLoad("fullscreen_div.html");
   FrameTestHelpers::WebViewHelper webViewHelper;
   int viewportWidth = 640;
   int viewportHeight = 480;
   client.m_screenInfo.rect.width = viewportWidth;
   client.m_screenInfo.rect.height = viewportHeight;
   WebViewImpl* webViewImpl = webViewHelper.initializeAndLoad(
       m_baseURL + "fullscreen_div.html", true, nullptr, &client, nullptr,
       configureAndroid);
   webViewHelper.resize(WebSize(viewportWidth, viewportHeight));
   webViewImpl->updateAllLifecyclePhases();
 
   Document* document = webViewImpl->mainFrameImpl()->frame()->document();
   UserGestureIndicator gesture(DocumentUserGestureToken::create(document));
   Element* divFullscreen = document->getElementById("div1");
   Fullscreen::requestFullscreen(*divFullscreen, Fullscreen::PrefixedRequest);
   webViewImpl->didEnterFullscreen();
   webViewImpl->updateAllLifecyclePhases();
-  EXPECT_EQ(Fullscreen::currentFullScreenElementFrom(*document), divFullscreen);
+  EXPECT_EQ(Fullscreen::fullscreenElement(*document), divFullscreen);
 
   // Verify that the element is sized to the viewport.
-  LayoutFullScreen* fullscreenLayoutObject =
-      Fullscreen::from(*document).fullScreenLayoutObject();
+  Element* fullscreenElement = Fullscreen::fullscreenElement(*document);
+  LayoutBox* fullscreenLayoutObject =
+      toLayoutBox(fullscreenElement->layoutObject());
   EXPECT_EQ(viewportWidth, fullscreenLayoutObject->logicalWidth().toInt());
   EXPECT_EQ(viewportHeight, fullscreenLayoutObject->logicalHeight().toInt());
 
   // Verify it's updated after a device rotation.
   client.m_screenInfo.rect.width = viewportHeight;
   client.m_screenInfo.rect.height = viewportWidth;
   webViewHelper.resize(WebSize(viewportHeight, viewportWidth));
   webViewImpl->updateAllLifecyclePhases();
   EXPECT_EQ(viewportHeight, fullscreenLayoutObject->logicalWidth().toInt());
   EXPECT_EQ(viewportWidth, fullscreenLayoutObject->logicalHeight().toInt());
@@ skipping 12 matching lines @@
   webViewImpl->updateAllLifecyclePhases();
 
   Document* document = webViewImpl->mainFrameImpl()->frame()->document();
   UserGestureIndicator gesture(DocumentUserGestureToken::create(document));
   Element* divFullscreen = document->getElementById("div1");
   Fullscreen::requestFullscreen(*divFullscreen, Fullscreen::PrefixedRequest);
   webViewImpl->didEnterFullscreen();
   webViewImpl->updateAllLifecyclePhases();
 
   // Verify that the viewports are nonscrollable.
-  EXPECT_EQ(Fullscreen::currentFullScreenElementFrom(*document), divFullscreen);
+  EXPECT_EQ(Fullscreen::fullscreenElement(*document), divFullscreen);
   FrameView* frameView = webViewHelper.webView()->mainFrameImpl()->frameView();
   WebLayer* layoutViewportScrollLayer =
       webViewImpl->compositor()->scrollLayer()->platformLayer();
   WebLayer* visualViewportScrollLayer = frameView->page()
                                             ->frameHost()
                                             .visualViewport()
                                             .scrollLayer()
                                             ->platformLayer();
   ASSERT_FALSE(layoutViewportScrollLayer->userScrollableHorizontal());
   ASSERT_FALSE(layoutViewportScrollLayer->userScrollableVertical());
   ASSERT_FALSE(visualViewportScrollLayer->userScrollableHorizontal());
   ASSERT_FALSE(visualViewportScrollLayer->userScrollableVertical());
 
   // Verify that the viewports are scrollable upon exiting fullscreen.
   webViewImpl->didExitFullscreen();
   webViewImpl->updateAllLifecyclePhases();
-  EXPECT_EQ(Fullscreen::currentFullScreenElementFrom(*document), nullptr);
+  EXPECT_EQ(Fullscreen::fullscreenElement(*document), nullptr);
   ASSERT_TRUE(layoutViewportScrollLayer->userScrollableHorizontal());
   ASSERT_TRUE(layoutViewportScrollLayer->userScrollableVertical());
   ASSERT_TRUE(visualViewportScrollLayer->userScrollableHorizontal());
   ASSERT_TRUE(visualViewportScrollLayer->userScrollableVertical());
 }
 
 TEST_P(ParameterizedWebFrameTest, FullscreenMainFrame) {
   FakeCompositingWebViewClient client;
   registerMockedHttpURLLoad("fullscreen_div.html");
   FrameTestHelpers::WebViewHelper webViewHelper;
   int viewportWidth = 640;
   int viewportHeight = 480;
   WebViewImpl* webViewImpl = webViewHelper.initializeAndLoad(
       m_baseURL + "fullscreen_div.html", true, nullptr, &client, nullptr,
       configureAndroid);
   webViewHelper.resize(WebSize(viewportWidth, viewportHeight));
   webViewImpl->updateAllLifecyclePhases();
 
   Document* document = webViewImpl->mainFrameImpl()->frame()->document();
   UserGestureIndicator gesture(DocumentUserGestureToken::create(document));
   Fullscreen::requestFullscreen(*document->documentElement(),
                                 Fullscreen::PrefixedRequest);
   webViewImpl->didEnterFullscreen();
   webViewImpl->updateAllLifecyclePhases();
 
   // Verify that the main frame is still scrollable.
-  EXPECT_EQ(Fullscreen::currentFullScreenElementFrom(*document),
+  EXPECT_EQ(Fullscreen::fullscreenElement(*document),
             document->documentElement());
   WebLayer* webScrollLayer =
       webViewImpl->compositor()->scrollLayer()->platformLayer();
   ASSERT_TRUE(webScrollLayer->scrollable());
   ASSERT_TRUE(webScrollLayer->userScrollableHorizontal());
   ASSERT_TRUE(webScrollLayer->userScrollableVertical());
 
   // Verify the main frame still behaves correctly after a resize.
   webViewHelper.resize(WebSize(viewportHeight, viewportWidth));
   ASSERT_TRUE(webScrollLayer->scrollable());
@@ skipping 20 matching lines @@
       toWebLocalFrameImpl(webViewHelper.webView()->mainFrame()->firstChild())
           ->frame()
           ->document();
   UserGestureIndicator gesture(DocumentUserGestureToken::create(document));
   Element* divFullscreen = document->getElementById("div1");
   Fullscreen::requestFullscreen(*divFullscreen, Fullscreen::PrefixedRequest);
   webViewImpl->didEnterFullscreen();
   webViewImpl->updateAllLifecyclePhases();
 
   // Verify that the element is sized to the viewport.
-  LayoutFullScreen* fullscreenLayoutObject =
-      Fullscreen::from(*document).fullScreenLayoutObject();
+  Element* fullscreenElement = Fullscreen::fullscreenElement(*document);
+  LayoutBox* fullscreenLayoutObject =
+      toLayoutBox(fullscreenElement->layoutObject());
   EXPECT_EQ(viewportWidth, fullscreenLayoutObject->logicalWidth().toInt());
   EXPECT_EQ(viewportHeight, fullscreenLayoutObject->logicalHeight().toInt());
 
   // Verify it's updated after a device rotation.
   client.m_screenInfo.rect.width = viewportHeight;
   client.m_screenInfo.rect.height = viewportWidth;
   webViewHelper.resize(WebSize(viewportHeight, viewportWidth));
   webViewImpl->updateAllLifecyclePhases();
   EXPECT_EQ(viewportHeight, fullscreenLayoutObject->logicalWidth().toInt());
   EXPECT_EQ(viewportWidth, fullscreenLayoutObject->logicalHeight().toInt());
@@ skipping 2723 matching lines @@
   Frame* mainFrame = webViewHelper.webView()->mainFrameImpl()->frame();
   HashSet<AtomicString> names;
   for (Frame* frame = mainFrame->tree().firstChild(); frame;
        frame = frame->tree().traverseNext()) {
     EXPECT_TRUE(names.add(frame->tree().uniqueName()).isNewEntry);
   }
   EXPECT_EQ(10u, names.size());
 }
 
 }  // namespace blink