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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 "base/message_loop.h"
#include "base/stringprintf.h"
#include "base/utf_string_conversions.h"
#include "chrome/browser/browser_process.h"
#include "chrome/browser/profiles/profile.h"
#include "chrome/browser/task_manager/task_manager.h"
#include "chrome/browser/task_manager/task_manager_browsertest_util.h"
#include "chrome/browser/ui/browser.h"
#include "chrome/browser/ui/browser_window.h"
#include "chrome/common/chrome_notification_types.h"
#include "chrome/test/base/ui_test_utils.h"
#include "content/public/browser/notification_source.h"
#include "content/public/browser/web_contents.h"
namespace {
int GetWebResourceCount(const TaskManagerModel* model) {
int count = 0;
for (int i = 0; i < model->ResourceCount(); i++) {
TaskManager::Resource::Type type = model->GetResourceType(i);
// Skip system infrastructure resources.
if (type == TaskManager::Resource::BROWSER ||
type == TaskManager::Resource::NACL ||
type == TaskManager::Resource::GPU ||
type == TaskManager::Resource::UTILITY ||
type == TaskManager::Resource::PROFILE_IMPORT ||
type == TaskManager::Resource::ZYGOTE ||
type == TaskManager::Resource::SANDBOX_HELPER) {
continue;
}
count++;
}
return count;
}
class ResourceChangeObserver : public TaskManagerModelObserver {
public:
ResourceChangeObserver(const TaskManagerModel* model,
int target_resource_count)
: model_(model),
target_resource_count_(target_resource_count) {
}
virtual void OnModelChanged() OVERRIDE {
OnResourceChange();
}
virtual void OnItemsChanged(int start, int length) OVERRIDE {
OnResourceChange();
}
virtual void OnItemsAdded(int start, int length) OVERRIDE {
OnResourceChange();
}
virtual void OnItemsRemoved(int start, int length) OVERRIDE {
OnResourceChange();
}
private:
void OnResourceChange() {
if (GetWebResourceCount(model_) == target_resource_count_)
MessageLoopForUI::current()->Quit();
}
const TaskManagerModel* model_;
const int target_resource_count_;
};
} // namespace
// static
void TaskManagerBrowserTestUtil::WaitForWebResourceChange(int target_count) {
TaskManagerModel* model = TaskManager::GetInstance()->model();
ResourceChangeObserver observer(model, target_count);
model->AddObserver(&observer);
// Checks that the condition has not been satisfied yet.
// This check has to be placed after the installation of the observer,
// because resources may change before that.
if (GetWebResourceCount(model) == target_count) {
model->RemoveObserver(&observer);
return;
}
content::RunMessageLoop();
model->RemoveObserver(&observer);
}
// static
void TaskManagerBrowserTestUtil::ShowTaskManagerAndWaitForReady(
Browser* browser) {
#if defined(USE_AURA)
content::WindowedNotificationObserver observer(
chrome::NOTIFICATION_TASK_MANAGER_WINDOW_READY,
content::Source<TaskManagerModel>(TaskManager::GetInstance()->model()));
browser->window()->ShowTaskManager();
observer.Wait();
#else
browser->window()->ShowTaskManager();
#endif // defined(USE_AURA)
}
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