chromium/components/metrics/date_changed_helper_unittest.cc

// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "components/metrics/date_changed_helper.h"

#include "base/time/time.h"
#include "base/time/time_override.h"
#include "components/prefs/testing_pref_service.h"
#include "testing/gtest/include/gtest/gtest.h"

namespace metrics {

namespace {

TimeNowIgnoringOverride;

const char kTestPrefName[] = …;

// TODO(crbug.com/40099277): Use TaskEnvironment::TimeSource::MOCK_TIME here
// instead of explicit clock overrides when it better supports setting a
// specific time of day and rewinding time.
class DateChangedHelperTest : public testing::Test { … };

}  // namespace

// Should not consider date changed if the preference is not available.
TEST_F(DateChangedHelperTest, TestNewDoesNotFire) { … }

// Should consider date changed if the preference is more than a day old.
TEST_F(DateChangedHelperTest, TestOldFires) { … }

// Should consider date changed if the preference is more than a day in the
// future.
TEST_F(DateChangedHelperTest, TestFutureFires) { … }

// Should not consider date changed if the preference is earlier the same day.
TEST_F(DateChangedHelperTest, TestEarlierSameDayNotFired) { … }

// Should not consider date changed if the preference is later the same day.
TEST_F(DateChangedHelperTest, TestLaterSameDayNotFired) { … }

// Should consider date changed if the preference is in the previous day.
TEST_F(DateChangedHelperTest, TestJustNextDayFired) { … }

// Should consider date changed if the preference is in the next day.
TEST_F(DateChangedHelperTest, TestJustPreviousDayFired) { … }

}  // namespace metrics