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      1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #ifndef CONTENT_PUBLIC_TEST_RENDER_VIEW_TEST_H_
      6 #define CONTENT_PUBLIC_TEST_RENDER_VIEW_TEST_H_
      7 
      8 #include <string>
      9 
     10 #include "base/command_line.h"
     11 #include "base/memory/scoped_ptr.h"
     12 #include "base/message_loop/message_loop.h"
     13 #include "base/strings/string16.h"
     14 #include "content/public/browser/native_web_keyboard_event.h"
     15 #include "content/public/common/main_function_params.h"
     16 #include "content/public/common/page_state.h"
     17 #include "content/public/test/mock_render_thread.h"
     18 #include "testing/gtest/include/gtest/gtest.h"
     19 #include "third_party/WebKit/public/platform/Platform.h"
     20 #include "third_party/WebKit/public/web/WebFrame.h"
     21 
     22 namespace blink {
     23 class WebWidget;
     24 }
     25 
     26 namespace gfx {
     27 class Rect;
     28 }
     29 
     30 namespace content {
     31 class ContentBrowserClient;
     32 class ContentClient;
     33 class ContentRendererClient;
     34 class MockRenderProcess;
     35 class PageState;
     36 class RendererMainPlatformDelegate;
     37 class RendererWebKitPlatformSupportImplNoSandboxImpl;
     38 class RenderView;
     39 
     40 class RenderViewTest : public testing::Test {
     41  public:
     42   // A special WebKitPlatformSupportImpl class for getting rid off the
     43   // dependency to the sandbox, which is not available in RenderViewTest.
     44   class RendererWebKitPlatformSupportImplNoSandbox {
     45    public:
     46     RendererWebKitPlatformSupportImplNoSandbox();
     47     ~RendererWebKitPlatformSupportImplNoSandbox();
     48     blink::Platform* Get();
     49 
     50    private:
     51     scoped_ptr<RendererWebKitPlatformSupportImplNoSandboxImpl>
     52         webkit_platform_support_;
     53   };
     54 
     55   RenderViewTest();
     56   virtual ~RenderViewTest();
     57 
     58  protected:
     59   // Spins the message loop to process all messages that are currently pending.
     60   void ProcessPendingMessages();
     61 
     62   // Returns a pointer to the main frame.
     63   blink::WebLocalFrame* GetMainFrame();
     64 
     65   // Executes the given JavaScript in the context of the main frame. The input
     66   // is a NULL-terminated UTF-8 string.
     67   void ExecuteJavaScript(const char* js);
     68 
     69   // Executes the given JavaScript and sets the int value it evaluates to in
     70   // |result|.
     71   // Returns true if the JavaScript was evaluated correctly to an int value,
     72   // false otherwise.
     73   bool ExecuteJavaScriptAndReturnIntValue(const base::string16& script,
     74                                           int* result);
     75 
     76   // Loads the given HTML into the main frame as a data: URL and blocks until
     77   // the navigation is committed.
     78   void LoadHTML(const char* html);
     79 
     80   // Returns the current PageState.
     81   PageState GetCurrentPageState();
     82 
     83   // Navigates the main frame back or forward in session history and commits.
     84   // The caller must capture a PageState for the target page.
     85   void GoBack(const PageState& state);
     86   void GoForward(const PageState& state);
     87 
     88   // Sends one native key event over IPC.
     89   void SendNativeKeyEvent(const NativeWebKeyboardEvent& key_event);
     90 
     91   // Send a raw keyboard event to the renderer.
     92   void SendWebKeyboardEvent(const blink::WebKeyboardEvent& key_event);
     93 
     94   // Send a raw mouse event to the renderer.
     95   void SendWebMouseEvent(const blink::WebMouseEvent& key_event);
     96 
     97   // Returns the bounds (coordinates and size) of the element with id
     98   // |element_id|.  Returns an empty rect if such an element was not found.
     99   gfx::Rect GetElementBounds(const std::string& element_id);
    100 
    101   // Sends a left mouse click in the middle of the element with id |element_id|.
    102   // Returns true if the event was sent, false otherwise (typically because
    103   // the element was not found).
    104   bool SimulateElementClick(const std::string& element_id);
    105 
    106   // Simulates |node| being focused.
    107   void SetFocused(const blink::WebNode& node);
    108 
    109   // Clears anything associated with the browsing history.
    110   void ClearHistory();
    111 
    112   // Simulates a navigation with a type of reload to the given url.
    113   void Reload(const GURL& url);
    114 
    115   // Returns the IPC message ID of the navigation message.
    116   uint32 GetNavigationIPCType();
    117 
    118   // Resize the view.
    119   void Resize(gfx::Size new_size,
    120               gfx::Rect resizer_rect,
    121               bool is_fullscreen);
    122 
    123   // These are all methods from RenderViewImpl that we expose to testing code.
    124   bool OnMessageReceived(const IPC::Message& msg);
    125   void DidNavigateWithinPage(blink::WebLocalFrame* frame,
    126                              bool is_new_navigation);
    127   void SendContentStateImmediately();
    128   blink::WebWidget* GetWebWidget();
    129 
    130   // Allows a subclass to override the various content client implementations.
    131   virtual ContentClient* CreateContentClient();
    132   virtual ContentBrowserClient* CreateContentBrowserClient();
    133   virtual ContentRendererClient* CreateContentRendererClient();
    134 
    135   // testing::Test
    136   virtual void SetUp() OVERRIDE;
    137 
    138   virtual void TearDown() OVERRIDE;
    139 
    140   base::MessageLoop msg_loop_;
    141   scoped_ptr<MockRenderProcess> mock_process_;
    142   // We use a naked pointer because we don't want to expose RenderViewImpl in
    143   // the embedder's namespace.
    144   RenderView* view_;
    145   RendererWebKitPlatformSupportImplNoSandbox webkit_platform_support_;
    146   scoped_ptr<ContentClient> content_client_;
    147   scoped_ptr<ContentBrowserClient> content_browser_client_;
    148   scoped_ptr<ContentRendererClient> content_renderer_client_;
    149   scoped_ptr<MockRenderThread> render_thread_;
    150 
    151   // Used to setup the process so renderers can run.
    152   scoped_ptr<RendererMainPlatformDelegate> platform_;
    153   scoped_ptr<MainFunctionParams> params_;
    154   scoped_ptr<base::CommandLine> command_line_;
    155 
    156 #if defined(OS_MACOSX)
    157   scoped_ptr<base::mac::ScopedNSAutoreleasePool> autorelease_pool_;
    158 #endif
    159 
    160  private:
    161   void GoToOffset(int offset, const PageState& state);
    162 };
    163 
    164 }  // namespace content
    165 
    166 #endif  // CONTENT_PUBLIC_TEST_RENDER_VIEW_TEST_H_
    167