text: // 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.
  
  #include "content/public/test/content_browser_test_utils.h"
  
  #include "base/bind.h"
  #include "base/files/file_path.h"
  #include "base/path_service.h"
  #include "base/run_loop.h"
  #include "content/public/browser/navigation_controller.h"
  #include "content/public/browser/notification_source.h"
  #include "content/public/browser/web_contents.h"
  #include "content/public/common/content_paths.h"
  #include "content/public/test/browser_test_utils.h"
  #include "content/public/test/test_navigation_observer.h"
  #include "content/public/test/test_utils.h"
  #include "content/shell/browser/shell.h"
  #include "content/shell/browser/shell_javascript_dialog_manager.h"
  #include "net/base/filename_util.h"
  
  namespace content {
  
  base::FilePath GetTestFilePath(const char* dir, const char* file) {
    base::FilePath path;
    PathService::Get(DIR_TEST_DATA, &path);
    return path.Append(base::FilePath().AppendASCII(dir).Append(
        base::FilePath().AppendASCII(file)));
  }
  
  GURL GetTestUrl(const char* dir, const char* file) {
    return net::FilePathToFileURL(GetTestFilePath(dir, file));
  }
  
  void NavigateToURLBlockUntilNavigationsComplete(Shell* window,
                                                  const GURL& url,
                                                  int number_of_navigations) {
    WaitForLoadStop(window->web_contents());
    TestNavigationObserver same_tab_observer(window->web_contents(),
                                             number_of_navigations);
  
    window->LoadURL(url);
    same_tab_observer.Wait();
  }
  
  void ReloadBlockUntilNavigationsComplete(Shell* window,
                                           int number_of_navigations) {
    WaitForLoadStop(window->web_contents());
    TestNavigationObserver same_tab_observer(window->web_contents(),
                                             number_of_navigations);
  
    window->Reload();
    same_tab_observer.Wait();
  }
  
  void LoadDataWithBaseURL(Shell* window, const GURL& url,
      const std::string data, const GURL& base_url) {
    WaitForLoadStop(window->web_contents());
    TestNavigationObserver same_tab_observer(window->web_contents(), 1);
  
    window->LoadDataWithBaseURL(url, data, base_url);
    same_tab_observer.Wait();
  }
  
  bool NavigateToURL(Shell* window, const GURL& url) {
    NavigateToURLBlockUntilNavigationsComplete(window, url, 1);
    if (!IsLastCommittedEntryOfPageType(window->web_contents(),
                                        PAGE_TYPE_NORMAL))
      return false;
    return window->web_contents()->GetLastCommittedURL() == url;
  }
  
  bool NavigateToURLAndExpectNoCommit(Shell* window, const GURL& url) {
    NavigationEntry* old_entry =
        window->web_contents()->GetController().GetLastCommittedEntry();
    NavigateToURLBlockUntilNavigationsComplete(window, url, 1);
    NavigationEntry* new_entry =
        window->web_contents()->GetController().GetLastCommittedEntry();
    return old_entry == new_entry;
  }
  
  void WaitForAppModalDialog(Shell* window) {
    ShellJavaScriptDialogManager* dialog_manager =
        static_cast<ShellJavaScriptDialogManager*>(
            window->GetJavaScriptDialogManager(window->web_contents()));
  
    scoped_refptr<MessageLoopRunner> runner = new MessageLoopRunner();
    dialog_manager->set_dialog_request_callback(runner->QuitClosure());
    runner->Run();
  }
  
  ShellAddedObserver::ShellAddedObserver()
      : shell_(NULL) {
    Shell::SetShellCreatedCallback(
        base::Bind(&ShellAddedObserver::ShellCreated, base::Unretained(this)));
  }
  
  ShellAddedObserver::~ShellAddedObserver() {
  }
  
  Shell* ShellAddedObserver::GetShell() {
    if (shell_)
      return shell_;
  
    runner_ = new MessageLoopRunner();
    runner_->Run();
    return shell_;
  }
  
  void ShellAddedObserver::ShellCreated(Shell* shell) {
    DCHECK(!shell_);
    shell_ = shell;
    if (runner_.get())
      runner_->QuitClosure().Run();
  }
  
  
  }  // namespace content
  