// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef CONTENT_SHELL_WEBKIT_TEST_RUNNER_H_
#define CONTENT_SHELL_WEBKIT_TEST_RUNNER_H_

#include <vector>

#include "base/files/file_path.h"
#include "base/memory/scoped_ptr.h"
#include "content/public/common/page_state.h"
#include "content/public/renderer/render_view_observer.h"
#include "content/public/renderer/render_view_observer_tracker.h"
#include "content/shell/common/shell_test_configuration.h"
#include "third_party/WebKit/public/testing/WebPreferences.h"
#include "third_party/WebKit/public/testing/WebTestDelegate.h"
#include "v8/include/v8.h"

class SkCanvas;

namespace blink {
class WebDeviceMotionData;
class WebDeviceOrientationData;
struct WebRect;
}

namespace WebTestRunner {
class WebTestProxyBase;
}

namespace content {

// This is the renderer side of the webkit test runner.
class WebKitTestRunner : public RenderViewObserver,
                         public RenderViewObserverTracker<WebKitTestRunner>,
                         public WebTestRunner::WebTestDelegate {
 public:
  explicit WebKitTestRunner(RenderView* render_view);
  virtual ~WebKitTestRunner();

  // RenderViewObserver implementation.
  virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
  virtual void DidClearWindowObject(blink::WebFrame* frame) OVERRIDE;
  virtual void Navigate(const GURL& url) OVERRIDE;
  virtual void DidCommitProvisionalLoad(blink::WebFrame* frame,
                                        bool is_new_navigation) OVERRIDE;
  virtual void DidFailProvisionalLoad(
      blink::WebFrame* frame, const blink::WebURLError& error) OVERRIDE;

  // WebTestDelegate implementation.
  virtual void clearEditCommand();
  virtual void setEditCommand(const std::string& name,
                              const std::string& value);
  virtual void setGamepadData(const blink::WebGamepads& gamepads);
  virtual void setDeviceMotionData(const blink::WebDeviceMotionData& data);
  virtual void setDeviceOrientationData(
      const blink::WebDeviceOrientationData& data);
  virtual void printMessage(const std::string& message);
  virtual void postTask(::WebTestRunner::WebTask* task);
  virtual void postDelayedTask(::WebTestRunner::WebTask* task,
                               long long ms);
  virtual blink::WebString registerIsolatedFileSystem(
      const blink::WebVector<blink::WebString>& absolute_filenames);
  virtual long long getCurrentTimeInMillisecond();
  virtual blink::WebString getAbsoluteWebStringFromUTF8Path(
      const std::string& utf8_path);
  virtual blink::WebURL localFileToDataURL(const blink::WebURL& file_url);
  virtual blink::WebURL rewriteLayoutTestsURL(const std::string& utf8_url);
  virtual ::WebTestRunner::WebPreferences* preferences();
  virtual void applyPreferences();
  virtual std::string makeURLErrorDescription(const blink::WebURLError& error);
  virtual void useUnfortunateSynchronousResizeMode(bool enable);
  virtual void enableAutoResizeMode(const blink::WebSize& min_size,
                                    const blink::WebSize& max_size);
  virtual void disableAutoResizeMode(const blink::WebSize& new_size);
  virtual void showDevTools();
  virtual void closeDevTools();
  virtual void evaluateInWebInspector(long call_id, const std::string& script);
  virtual void clearAllDatabases();
  virtual void setDatabaseQuota(int quota);
  virtual void setDeviceScaleFactor(float factor);
  virtual void setFocus(WebTestRunner::WebTestProxyBase* proxy, bool focus);
  virtual void setAcceptAllCookies(bool accept);
  virtual std::string pathToLocalResource(const std::string& resource);
  virtual void setLocale(const std::string& locale);
  virtual void testFinished();
  virtual void closeRemainingWindows();
  virtual void deleteAllCookies();
  virtual int navigationEntryCount();
  virtual void goToOffset(int offset);
  virtual void reload();
  virtual void loadURLForFrame(const blink::WebURL& url,
                               const std::string& frame_name);
  virtual bool allowExternalPages();
  virtual void captureHistoryForWindow(
      WebTestRunner::WebTestProxyBase* proxy,
      blink::WebVector<blink::WebHistoryItem>* history,
      size_t* currentEntryIndex);

  void Reset();

  void set_proxy(::WebTestRunner::WebTestProxyBase* proxy) { proxy_ = proxy; }
  ::WebTestRunner::WebTestProxyBase* proxy() const { return proxy_; }

 private:
  // Message handlers.
  void OnSetTestConfiguration(const ShellTestConfiguration& params);
  void OnSessionHistory(
      const std::vector<int>& routing_ids,
      const std::vector<std::vector<PageState> >& session_histories,
      const std::vector<unsigned>& current_entry_indexes);
  void OnReset();
  void OnNotifyDone();

  // After finishing the test, retrieves the audio, text, and pixel dumps from
  // the TestRunner library and sends them to the browser process.
  void CaptureDump();

  ::WebTestRunner::WebTestProxyBase* proxy_;

  RenderView* focused_view_;

  ::WebTestRunner::WebPreferences prefs_;

  ShellTestConfiguration test_config_;

  std::vector<int> routing_ids_;
  std::vector<std::vector<PageState> > session_histories_;
  std::vector<unsigned> current_entry_indexes_;

  bool is_main_window_;

  bool focus_on_next_commit_;

  DISALLOW_COPY_AND_ASSIGN(WebKitTestRunner);
};

}  // namespace content

#endif  // CONTENT_SHELL_WEBKIT_TEST_RUNNER_H_