First-cut at fixing unhandled Tap event returns in Blink.

Source/web/tests/WebViewTest.cpp

 /*
  * Copyright (C) 2011, 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 1017 matching lines @@
     event.x = 25;
     event.y = 7;
     webView->handleInputEvent(event);
     runPendingTasks();
     EXPECT_EQ(25, client.longpressX());
     EXPECT_EQ(7, client.longpressY());
 
     m_webViewHelper.reset(); // Explicitly reset to break dependency on locally scoped client.
 }
 
+static bool tapElementAndReturnWasHandled(WebView* webView, WebInputEvent::Type type, const WebString& id)
+{
+    ASSERT(webView);
+    RefPtrWillBeRawPtr<WebCore::Element> element = static_cast<PassRefPtrWillBeRawPtr<WebCore::Element> >(webView->mainFrame()->document().getElementById(id));
+    ASSERT(element);
+
+    element->scrollIntoViewIfNeeded();
+    WebCore::IntPoint center = element->screenRect().center();
+
+    WebGestureEvent event;
+    event.type = type;
+    event.x = center.x();
+    event.y = center.y();
+
+    bool handled = webView->handleInputEvent(event);
+    runPendingTasks();
+    return handled;
+}
+
+TEST_F(WebViewTest, TapHandled)
+{
+    URLTestHelpers::registerMockedURLFromBaseURL(WebString::fromUTF8(m_baseURL.c_str()), WebString::fromUTF8("tap_handled.html"));
+    TapHandlingWebViewClient client;
+    WebView* webView = m_webViewHelper.initializeAndLoad(m_baseURL + "tap_handled.html", true, 0, &client);
+
+    webView->resize(WebSize(500, 300));
+    webView->layout();
+    runPendingTasks();
+
+    WebString staticText = WebString::fromUTF8("static");
+    WebString editable = WebString::fromUTF8("editable");
+    WebString consumes = WebString::fromUTF8("consumes");
+    WebString ignores = WebString::fromUTF8("ignores");
+
+    EXPECT_FALSE(tapElementAndReturnWasHandled(webView, WebInputEvent::GestureTap, staticText));
+    EXPECT_TRUE(tapElementAndReturnWasHandled(webView, WebInputEvent::GestureTap, editable));
+    EXPECT_FALSE(tapElementAndReturnWasHandled(webView, WebInputEvent::GestureTap, consumes));
+    EXPECT_FALSE(tapElementAndReturnWasHandled(webView, WebInputEvent::GestureTap, ignores));
+
+    m_webViewHelper.reset(); // Explicitly reset to break dependency on locally scoped client.
+}
+
+
 #if OS(ANDROID)
 TEST_F(WebViewTest, LongPressSelection)
 {
     URLTestHelpers::registerMockedURLFromBaseURL(WebString::fromUTF8(m_baseURL.c_str()), WebString::fromUTF8("longpress_selection.html"));
 
     WebView* webView = m_webViewHelper.initializeAndLoad(m_baseURL + "longpress_selection.html", true);
     webView->resize(WebSize(500, 300));
     webView->layout();
     runPendingTasks();
 
@@ skipping 896 matching lines @@
 
     EXPECT_EQ(0, client.getUserGestureNotificationsCount());
 
     EXPECT_TRUE(tapElementById(webView, WebInputEvent::GestureTap, WebString::fromUTF8("target")));
 
     EXPECT_EQ(1, client.getUserGestureNotificationsCount());
     webView->setAutofillClient(0);
 }
 
 } // namespace