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// Copyright (c) 2009 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 "chrome/test/ui_test_utils.h"
#include "base/message_loop.h"
#include "chrome/browser/browser.h"
#include "chrome/browser/dom_operation_notification_details.h"
#include "chrome/browser/tab_contents/navigation_controller.h"
#include "chrome/browser/tab_contents/web_contents.h"
#include "chrome/common/notification_registrar.h"
#include "chrome/common/notification_service.h"
#include "chrome/views/widget/accelerator_handler.h"
#include "googleurl/src/gurl.h"
namespace ui_test_utils {
namespace {
// Used to block until a navigation completes.
class NavigationNotificationObserver : public NotificationObserver {
public:
NavigationNotificationObserver(NavigationController* controller,
int number_of_navigations)
: navigation_started_(false),
navigations_completed_(0),
number_of_navigations_(number_of_navigations) {
registrar_.Add(this, NotificationType::NAV_ENTRY_COMMITTED,
Source<NavigationController>(controller));
registrar_.Add(this, NotificationType::LOAD_START,
Source<NavigationController>(controller));
registrar_.Add(this, NotificationType::LOAD_STOP,
Source<NavigationController>(controller));
RunMessageLoop();
}
virtual void Observe(NotificationType type,
const NotificationSource& source,
const NotificationDetails& details) {
if (type == NotificationType::NAV_ENTRY_COMMITTED ||
type == NotificationType::LOAD_START) {
navigation_started_ = true;
} else if (type == NotificationType::LOAD_STOP) {
if (navigation_started_ &&
++navigations_completed_ == number_of_navigations_) {
navigation_started_ = false;
MessageLoopForUI::current()->Quit();
}
}
}
private:
NotificationRegistrar registrar_;
// If true the navigation has started.
bool navigation_started_;
// The number of navigations that have been completed.
int navigations_completed_;
// The number of navigations to wait for.
int number_of_navigations_;
DISALLOW_COPY_AND_ASSIGN(NavigationNotificationObserver);
};
} // namespace
void RunMessageLoop() {
MessageLoopForUI* loop = MessageLoopForUI::current();
bool did_allow_task_nesting = loop->NestableTasksAllowed();
loop->SetNestableTasksAllowed(true);
views::AcceleratorHandler handler;
loop->Run(&handler);
loop->SetNestableTasksAllowed(did_allow_task_nesting);
}
void WaitForNavigation(NavigationController* controller) {
WaitForNavigations(controller, 1);
}
void WaitForNavigations(NavigationController* controller,
int number_of_navigations) {
NavigationNotificationObserver observer(controller, number_of_navigations);
}
void NavigateToURL(Browser* browser, const GURL& url) {
NavigateToURLBlockUntilNavigationsComplete(browser, url, 1);
}
void NavigateToURLBlockUntilNavigationsComplete(Browser* browser,
const GURL& url,
int number_of_navigations) {
NavigationController* controller =
browser->GetSelectedTabContents()->controller();
browser->OpenURLFromTab(browser->GetSelectedTabContents(), url, GURL(),
CURRENT_TAB, PageTransition::TYPED);
WaitForNavigations(controller, number_of_navigations);
}
JavaScriptRunner::JavaScriptRunner(WebContents* web_contents,
const std::wstring& frame_xpath,
const std::wstring& jscript)
: web_contents_(web_contents),
frame_xpath_(frame_xpath),
jscript_(jscript) {
NotificationService::current()->
AddObserver(this, NotificationType::DOM_OPERATION_RESPONSE,
Source<WebContents>(web_contents));
}
void JavaScriptRunner::Observe(NotificationType type,
const NotificationSource& source,
const NotificationDetails& details) {
Details<DomOperationNotificationDetails> dom_op_details(details);
result_ = dom_op_details->json();
// The Jasonified response has quotes, remove them.
if (result_.length() > 1 && result_[0] == '"')
result_ = result_.substr(1, result_.length() - 2);
NotificationService::current()->
RemoveObserver(this, NotificationType::DOM_OPERATION_RESPONSE,
Source<WebContents>(web_contents_));
MessageLoop::current()->PostTask(FROM_HERE, new MessageLoop::QuitTask());
}
std::string JavaScriptRunner::Run() {
// The DOMAutomationController requires an automation ID, even though we are
// not using it in this case.
web_contents_->render_view_host()->ExecuteJavascriptInWebFrame(
frame_xpath_, L"window.domAutomationController.setAutomationId(0);");
web_contents_->render_view_host()->ExecuteJavascriptInWebFrame(frame_xpath_,
jscript_);
ui_test_utils::RunMessageLoop();
return result_;
}
} // namespace ui_test_utils
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