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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 "components/metrics/daily_event.h"
#include "base/prefs/testing_pref_service.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace metrics {
namespace {
const char kTestPrefName[] = "TestPref";
const char kTestMetricName[] = "TestMetric";
class TestDailyObserver : public DailyEvent::Observer {
public:
TestDailyObserver() : fired_(false) {}
bool fired() const { return fired_; }
void OnDailyEvent() override { fired_ = true; }
void Reset() {
fired_ = false;
}
private:
// True if this event has been observed.
bool fired_;
DISALLOW_COPY_AND_ASSIGN(TestDailyObserver);
};
class DailyEventTest : public testing::Test {
public:
DailyEventTest() : event_(&prefs_, kTestPrefName, kTestMetricName) {
DailyEvent::RegisterPref(prefs_.registry(), kTestPrefName);
observer_ = new TestDailyObserver();
event_.AddObserver(make_scoped_ptr(observer_));
}
protected:
TestingPrefServiceSimple prefs_;
TestDailyObserver* observer_;
DailyEvent event_;
private:
DISALLOW_COPY_AND_ASSIGN(DailyEventTest);
};
} // namespace
// The event should fire if the preference is not available.
TEST_F(DailyEventTest, TestNewFires) {
event_.CheckInterval();
EXPECT_TRUE(observer_->fired());
}
// The event should fire if the preference is more than a day old.
TEST_F(DailyEventTest, TestOldFires) {
base::Time last_time = base::Time::Now() - base::TimeDelta::FromHours(25);
prefs_.SetInt64(kTestPrefName, last_time.ToInternalValue());
event_.CheckInterval();
EXPECT_TRUE(observer_->fired());
}
// The event should fire if the preference is more than a day in the future.
TEST_F(DailyEventTest, TestFutureFires) {
base::Time last_time = base::Time::Now() + base::TimeDelta::FromHours(25);
prefs_.SetInt64(kTestPrefName, last_time.ToInternalValue());
event_.CheckInterval();
EXPECT_TRUE(observer_->fired());
}
// The event should not fire if the preference is more recent than a day.
TEST_F(DailyEventTest, TestRecentNotFired) {
base::Time last_time = base::Time::Now() - base::TimeDelta::FromMinutes(2);
prefs_.SetInt64(kTestPrefName, last_time.ToInternalValue());
event_.CheckInterval();
EXPECT_FALSE(observer_->fired());
}
// The event should not fire if the preference is less than a day in the future.
TEST_F(DailyEventTest, TestSoonNotFired) {
base::Time last_time = base::Time::Now() + base::TimeDelta::FromMinutes(2);
prefs_.SetInt64(kTestPrefName, last_time.ToInternalValue());
event_.CheckInterval();
EXPECT_FALSE(observer_->fired());
}
} // namespace metrics
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