Traverse into subdocuments when mapping plugin rects from absolute to local space.

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

 /*
  * 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:
  *
  *     * 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 55 matching lines @@
     WebPluginContainerTest()
         : m_baseURL("http://www.test.com/")
     {
     }
 
     void TearDown() override
     {
         Platform::current()->unitTestSupport()->unregisterAllMockedURLs();
     }
 
+    void calculateGeometry(WebPluginContainerImpl* pluginContainerImpl, IntRect& windowRect, IntRect& clipRect, IntRect& unobscuredRect, Vector<IntRect>& cutOutRects)
+    {
+        pluginContainerImpl->calculateGeometry(windowRect, clipRect, unobscuredRect, cutOutRects);
+    }
+
 protected:
     std::string m_baseURL;
 };
 
 class TestPluginWebFrameClient;
 
 // Subclass of FakeWebPlugin that has a selection of 'x' as plain text and 'y' as markup text.
 class TestPlugin : public FakeWebPlugin {
 public:
     TestPlugin(WebFrame* frame, const WebPluginParams& params, TestPluginWebFrameClient* testClient)
@@ skipping 311 matching lines @@
 
     WebRect rect = pluginContainerImpl->element().boundsInViewportSpace();
     EXPECT_TRUE(pluginContainerImpl->isRectTopmost(rect));
 
     // Cause the plugin's frame to be detached.
     webViewHelper.reset();
 
     EXPECT_FALSE(pluginContainerImpl->isRectTopmost(rect));
 }
 
+#define EXPECT_RECT_EQ(expected, actual) \
+    do { \
+        const IntRect& actualRect = actual; \
+        EXPECT_EQ(expected.x(), actualRect.x()); \
+        EXPECT_EQ(expected.y(), actualRect.y()); \
+        EXPECT_EQ(expected.width(), actualRect.width()); \
+        EXPECT_EQ(expected.height(), actualRect.height()); \
+    } while (false)
+
+TEST_F(WebPluginContainerTest, ClippedRectsForIframedElement)
+{
+    URLTestHelpers::registerMockedURLFromBaseURL(WebString::fromUTF8(m_baseURL.c_str()), WebString::fromUTF8("plugin_container.html"));
+    URLTestHelpers::registerMockedURLFromBaseURL(WebString::fromUTF8(m_baseURL.c_str()), WebString::fromUTF8("plugin_containing_page.html"));
+
+    TestPluginWebFrameClient pluginWebFrameClient; // Must outlive webViewHelper.
+    FrameTestHelpers::WebViewHelper webViewHelper;
+    WebView* webView = webViewHelper.initializeAndLoad(m_baseURL + "plugin_containing_page.html", true, &pluginWebFrameClient);
+    ASSERT(webView);
+    webView->settings()->setPluginsEnabled(true);
+    webView->resize(WebSize(300, 300));
+    webView->updateAllLifecyclePhases();
+    runPendingTasks();
+
+    WebElement pluginElement = webView->mainFrame()->firstChild()->document().getElementById("translated-plugin");
+    RefPtrWillBeRawPtr<WebPluginContainerImpl> pluginContainerImpl = toWebPluginContainerImpl(pluginElement.pluginContainer());
+
+    ASSERT(pluginContainerImpl.get());
+    pluginContainerImpl->setFrameRect(IntRect(0, 0, 300, 300));
+
+    IntRect windowRect, clipRect, unobscuredRect;
+    Vector<IntRect> cutOutRects;
+    calculateGeometry(pluginContainerImpl.get(), windowRect, clipRect, unobscuredRect, cutOutRects);
+    EXPECT_RECT_EQ(IntRect(10, 210, 300, 300), windowRect);
+    EXPECT_RECT_EQ(IntRect(0, 0, 240, 90), clipRect);
+    EXPECT_RECT_EQ(IntRect(0, 0, 240, 160), unobscuredRect);
+
+    // Cause the plugin's frame to be detached.
+    webViewHelper.reset();
+}
+
 TEST_F(WebPluginContainerTest, TopmostAfterDetachTest)
 {
     static WebRect topmostRect(10, 10, 40, 40);
 
     // Plugin that checks isRectTopmost in destroy().
     class TopmostPlugin : public FakeWebPlugin {
     public:
         TopmostPlugin(WebFrame* frame, const WebPluginParams& params)
             : FakeWebPlugin(frame, params) {}
 
@@ skipping 36 matching lines @@
     TopmostPlugin* testPlugin = static_cast<TopmostPlugin*>(pluginContainerImpl->plugin());
     EXPECT_TRUE(testPlugin->isRectTopmost());
 
     // Cause the plugin's frame to be detached.
     webViewHelper.reset();
 
     EXPECT_FALSE(pluginContainerImpl->isRectTopmost(topmostRect));
 }
 
 } // namespace blink