[Android WebView] Add a legacy quirk for 'user-scalable=no' case

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 1641 matching lines @@
     webViewHelper.webView()->settings()->setUseWideViewport(false);
     webViewHelper.webView()->resize(WebSize(viewportWidth, viewportHeight));
     webViewHelper.webView()->layout();
 
     const float pageZoom = 0.25f;
     EXPECT_NEAR(viewportWidth * client.m_screenInfo.deviceScaleFactor / pageZoom, webViewHelper.webViewImpl()->mainFrameImpl()->frameView()->layoutSize().width(), 1.0f);
     EXPECT_NEAR(viewportHeight * client.m_screenInfo.deviceScaleFactor / pageZoom, webViewHelper.webViewImpl()->mainFrameImpl()->frameView()->layoutSize().height(), 1.0f);
     EXPECT_NEAR(1.0f / client.m_screenInfo.deviceScaleFactor, webViewHelper.webView()->pageScaleFactor(), 0.01f);
 }
 
+TEST_F(WebFrameTest, NoUserScalableQuirkIgnoresViewportScale)
+{
+    UseMockScrollbarSettings mockScrollbarSettings;
+    registerMockedHttpURLLoad("viewport-initial-scale-and-user-scalable-no.html");
+
+    FixedLayoutTestWebViewClient client;
+    int viewportWidth = 640;
+    int viewportHeight = 480;
+
+    FrameTestHelpers::WebViewHelper webViewHelper;
+    webViewHelper.initializeAndLoad(m_baseURL + "viewport-initial-scale-and-user-scalable-no.html", true, 0, &client);
+    webViewHelper.webView()->settings()->setViewportEnabled(true);
+    webViewHelper.webView()->settings()->setViewportMetaNonUserScalableQuirk(true);
+    webViewHelper.webView()->resize(WebSize(viewportWidth, viewportHeight));
+    webViewHelper.webView()->layout();
+
+    EXPECT_NEAR(viewportWidth, webViewHelper.webViewImpl()->mainFrameImpl()->frameView()->layoutSize().width(), 1.0f);
+    EXPECT_NEAR(viewportHeight, webViewHelper.webViewImpl()->mainFrameImpl()->frameView()->layoutSize().height(), 1.0f);
+    EXPECT_NEAR(1.0f, webViewHelper.webView()->pageScaleFactor(), 0.01f);
+}
+
+TEST_F(WebFrameTest, NoUserScalableQuirkIgnoresViewportScaleForNonWideViewport)
+{
+    UseMockScrollbarSettings mockScrollbarSettings;
+    registerMockedHttpURLLoad("viewport-initial-scale-and-user-scalable-no.html");
+
+    FixedLayoutTestWebViewClient client;
+    client.m_screenInfo.deviceScaleFactor = 1.33f;
+    int viewportWidth = 640;
+    int viewportHeight = 480;
+
+    FrameTestHelpers::WebViewHelper webViewHelper;
+    webViewHelper.initializeAndLoad(m_baseURL + "viewport-initial-scale-and-user-scalable-no.html", true, 0, &client);
+    webViewHelper.webView()->settings()->setViewportEnabled(true);
+    webViewHelper.webView()->settings()->setSupportDeprecatedTargetDensityDPI(true);
+    webViewHelper.webView()->settings()->setViewportMetaNonUserScalableQuirk(true);
+    webViewHelper.webView()->settings()->setWideViewportQuirkEnabled(true);
+    webViewHelper.webView()->settings()->setUseWideViewport(false);
+    webViewHelper.webView()->resize(WebSize(viewportWidth, viewportHeight));
+    webViewHelper.webView()->layout();
+
+    EXPECT_NEAR(viewportWidth * client.m_screenInfo.deviceScaleFactor, webViewHelper.webViewImpl()->mainFrameImpl()->frameView()->layoutSize().width(), 1.0f);
+    EXPECT_NEAR(viewportHeight * client.m_screenInfo.deviceScaleFactor, webViewHelper.webViewImpl()->mainFrameImpl()->frameView()->layoutSize().height(), 1.0f);
+    EXPECT_NEAR(1.0f / client.m_screenInfo.deviceScaleFactor, webViewHelper.webView()->pageScaleFactor(), 0.01f);
+}
+
+TEST_F(WebFrameTest, NoUserScalableQuirkIgnoresViewportScaleForWideViewport)
+{
+    UseMockScrollbarSettings mockScrollbarSettings;
+    registerMockedHttpURLLoad("viewport-2x-initial-scale-non-user-scalable.html");
+
+    FixedLayoutTestWebViewClient client;
+    int viewportWidth = 640;
+    int viewportHeight = 480;
+
+    FrameTestHelpers::WebViewHelper webViewHelper;
+    webViewHelper.initializeAndLoad(m_baseURL + "viewport-2x-initial-scale-non-user-scalable.html", true, 0, &client);
+    webViewHelper.webView()->settings()->setViewportEnabled(true);
+    webViewHelper.webView()->settings()->setViewportMetaNonUserScalableQuirk(true);
+    webViewHelper.webView()->settings()->setWideViewportQuirkEnabled(true);
+    webViewHelper.webView()->settings()->setUseWideViewport(true);
+    webViewHelper.webView()->resize(WebSize(viewportWidth, viewportHeight));
+
+    EXPECT_NEAR(viewportWidth, webViewHelper.webViewImpl()->mainFrameImpl()->frameView()->layoutSize().width(), 1.0f);
+    EXPECT_NEAR(viewportHeight, webViewHelper.webViewImpl()->mainFrameImpl()->frameView()->layoutSize().height(), 1.0f);
+    EXPECT_NEAR(1.0f, webViewHelper.webView()->pageScaleFactor(), 0.01f);
+}
+
 class WebFrameResizeTest : public WebFrameTest {
 protected:
 
     static WebCore::FloatSize computeRelativeOffset(const WebCore::IntPoint& absoluteOffset, const WebCore::LayoutRect& rect)
     {
         WebCore::FloatSize relativeOffset = WebCore::FloatPoint(absoluteOffset) - rect.location();
         relativeOffset.scale(1.f / rect.width(), 1.f / rect.height());
         return relativeOffset;
     }
 
@@ skipping 3010 matching lines @@
 
     FrameTestHelpers::loadFrame(frame,
         "javascript:window.frames[1].location.assign('" + m_baseURL + "find.html')");
     runPendingTasks();
     Platform::current()->unitTestSupport()->serveAsynchronousMockedRequests();
     EXPECT_EQ(client.frame(), iframe);
     EXPECT_FALSE(client.replacesCurrentHistoryItem());
 }
 
 } // namespace