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// Copyright 2014 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/browser/upgrade_detector_impl.h"
#include <vector>
#include "content/public/browser/notification_details.h"
#include "content/public/browser/notification_observer.h"
#include "content/public/browser/notification_registrar.h"
#include "content/public/browser/notification_service.h"
#include "content/public/test/test_browser_thread_bundle.h"
#include "testing/gtest/include/gtest/gtest.h"
class TestUpgradeDetectorImpl : public UpgradeDetectorImpl {
public:
TestUpgradeDetectorImpl() : trigger_critical_update_call_count_(0) {}
~TestUpgradeDetectorImpl() override {}
// Methods exposed for testing.
using UpgradeDetectorImpl::OnExperimentChangesDetected;
using UpgradeDetectorImpl::NotifyOnUpgradeWithTimePassed;
// UpgradeDetector:
void TriggerCriticalUpdate() override {
trigger_critical_update_call_count_++;
}
int trigger_critical_update_call_count() const {
return trigger_critical_update_call_count_;
}
private:
// How many times TriggerCriticalUpdate() has been called. Expected to either
// be 0 or 1.
int trigger_critical_update_call_count_;
DISALLOW_COPY_AND_ASSIGN(TestUpgradeDetectorImpl);
};
class TestUpgradeNotificationListener : public content::NotificationObserver {
public:
TestUpgradeNotificationListener() {
registrar_.Add(this, chrome::NOTIFICATION_UPGRADE_RECOMMENDED,
content::NotificationService::AllSources());
}
~TestUpgradeNotificationListener() override {}
const std::vector<int>& notifications_received() const {
return notifications_received_;
}
private:
// content::NotificationObserver:
void Observe(int type,
const content::NotificationSource& source,
const content::NotificationDetails& details) override {
notifications_received_.push_back(type);
}
// Registrar for listening to notifications.
content::NotificationRegistrar registrar_;
// Keeps track of the number and types of notifications that were received.
std::vector<int> notifications_received_;
DISALLOW_COPY_AND_ASSIGN(TestUpgradeNotificationListener);
};
TEST(UpgradeDetectorImplTest, VariationsChanges) {
content::TestBrowserThreadBundle bundle;
TestUpgradeNotificationListener notifications_listener;
TestUpgradeDetectorImpl detector;
EXPECT_FALSE(detector.notify_upgrade());
EXPECT_TRUE(notifications_listener.notifications_received().empty());
detector.OnExperimentChangesDetected(
chrome_variations::VariationsService::Observer::BEST_EFFORT);
EXPECT_FALSE(detector.notify_upgrade());
EXPECT_TRUE(notifications_listener.notifications_received().empty());
detector.NotifyOnUpgradeWithTimePassed(base::TimeDelta::FromDays(30));
EXPECT_TRUE(detector.notify_upgrade());
ASSERT_EQ(1U, notifications_listener.notifications_received().size());
EXPECT_EQ(chrome::NOTIFICATION_UPGRADE_RECOMMENDED,
notifications_listener.notifications_received().front());
EXPECT_EQ(0, detector.trigger_critical_update_call_count());
}
TEST(UpgradeDetectorImplTest, VariationsCriticalChanges) {
content::TestBrowserThreadBundle bundle;
TestUpgradeNotificationListener notifications_listener;
TestUpgradeDetectorImpl detector;
EXPECT_FALSE(detector.notify_upgrade());
EXPECT_TRUE(notifications_listener.notifications_received().empty());
detector.OnExperimentChangesDetected(
chrome_variations::VariationsService::Observer::CRITICAL);
EXPECT_FALSE(detector.notify_upgrade());
EXPECT_TRUE(notifications_listener.notifications_received().empty());
detector.NotifyOnUpgradeWithTimePassed(base::TimeDelta::FromDays(30));
EXPECT_TRUE(detector.notify_upgrade());
ASSERT_EQ(1U, notifications_listener.notifications_received().size());
EXPECT_EQ(chrome::NOTIFICATION_UPGRADE_RECOMMENDED,
notifications_listener.notifications_received().front());
EXPECT_EQ(1, detector.trigger_critical_update_call_count());
}
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