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// 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/test_navigation_observer.h"
#include "base/bind.h"
#include "base/message_loop/message_loop.h"
#include "base/run_loop.h"
#include "base/stl_util.h"
#include "content/public/browser/notification_service.h"
#include "content/public/browser/notification_types.h"
#include "content/public/browser/web_contents_observer.h"
#include "content/public/test/test_utils.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace content {
class TestNavigationObserver::TestWebContentsObserver
: public WebContentsObserver {
public:
TestWebContentsObserver(TestNavigationObserver* parent,
WebContents* web_contents)
: WebContentsObserver(web_contents),
parent_(parent) {
}
private:
// WebContentsObserver:
virtual void NavigationEntryCommitted(
const LoadCommittedDetails& load_details) OVERRIDE {
parent_->OnNavigationEntryCommitted(this, web_contents(), load_details);
}
virtual void WebContentsDestroyed(WebContents* web_contents) OVERRIDE {
parent_->OnWebContentsDestroyed(this, web_contents);
}
TestNavigationObserver* parent_;
DISALLOW_COPY_AND_ASSIGN(TestWebContentsObserver);
};
TestNavigationObserver::TestNavigationObserver(
WebContents* web_contents,
int number_of_navigations)
: navigation_started_(false),
navigations_completed_(0),
number_of_navigations_(number_of_navigations),
done_(false),
running_(false),
web_contents_created_callback_(
base::Bind(
&TestNavigationObserver::OnWebContentsCreated,
base::Unretained(this))) {
if (web_contents)
RegisterAsObserver(web_contents);
}
TestNavigationObserver::TestNavigationObserver(
WebContents* web_contents)
: navigation_started_(false),
navigations_completed_(0),
number_of_navigations_(1),
done_(false),
running_(false),
web_contents_created_callback_(
base::Bind(
&TestNavigationObserver::OnWebContentsCreated,
base::Unretained(this))) {
if (web_contents)
RegisterAsObserver(web_contents);
}
TestNavigationObserver::~TestNavigationObserver() {
StopWatchingNewWebContents();
STLDeleteContainerPointers(web_contents_observers_.begin(),
web_contents_observers_.end());
}
void TestNavigationObserver::WaitForObservation(
const base::Closure& wait_loop_callback,
const base::Closure& done_callback) {
if (done_)
return;
EXPECT_FALSE(running_);
running_ = true;
done_callback_ = done_callback;
wait_loop_callback.Run();
EXPECT_TRUE(done_);
}
void TestNavigationObserver::Wait() {
base::RunLoop run_loop;
WaitForObservation(
base::Bind(&base::RunLoop::Run, base::Unretained(&run_loop)),
GetQuitTaskForRunLoop(&run_loop));
}
void TestNavigationObserver::StartWatchingNewWebContents() {
WebContents::AddCreatedCallback(web_contents_created_callback_);
}
void TestNavigationObserver::StopWatchingNewWebContents() {
WebContents::RemoveCreatedCallback(web_contents_created_callback_);
}
void TestNavigationObserver::RegisterAsObserver(
WebContents* web_contents) {
web_contents_observers_.insert(
new TestWebContentsObserver(this, web_contents));
NotificationSource notification_source =
Source<NavigationController>(&web_contents->GetController());
registrar_.Add(this, NOTIFICATION_LOAD_START, notification_source);
registrar_.Add(this, NOTIFICATION_LOAD_STOP, notification_source);
}
void TestNavigationObserver::Observe(
int type, const NotificationSource& source,
const NotificationDetails& details) {
switch (type) {
case NOTIFICATION_LOAD_START:
navigation_started_ = true;
break;
case NOTIFICATION_LOAD_STOP:
if (navigation_started_ &&
++navigations_completed_ == number_of_navigations_) {
navigation_started_ = false;
done_ = true;
if (running_) {
running_ = false;
done_callback_.Run();
}
}
break;
default:
NOTREACHED();
}
}
void TestNavigationObserver::OnWebContentsCreated(WebContents* web_contents) {
RegisterAsObserver(web_contents);
}
void TestNavigationObserver::OnWebContentsDestroyed(
TestWebContentsObserver* observer,
WebContents* web_contents) {
web_contents_observers_.erase(observer);
delete observer;
NotificationSource notification_source =
Source<NavigationController>(&web_contents->GetController());
registrar_.Remove(this, NOTIFICATION_LOAD_START, notification_source);
registrar_.Remove(this, NOTIFICATION_LOAD_STOP, notification_source);
}
void TestNavigationObserver::OnNavigationEntryCommitted(
TestWebContentsObserver* observer,
WebContents* web_contents,
const LoadCommittedDetails& load_details) {
navigation_started_ = true;
}
} // namespace content
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