| // 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/sync_sessions/sessions_global_id_mapper.h" |
| |
| #include "base/test/mock_callback.h" |
| #include "testing/gmock/include/gmock/gmock.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| |
| namespace sync_sessions { |
| namespace { |
| |
| using testing::_; |
| |
| const base::Time kTime1 = base::Time::FromInternalValue(110); |
| const base::Time kTime2 = base::Time::FromInternalValue(120); |
| const base::Time kTime3 = base::Time::FromInternalValue(130); |
| const base::Time kTime4 = base::Time::FromInternalValue(140); |
| const base::Time kTime5 = base::Time::FromInternalValue(150); |
| |
| // Tests that GetLatestGlobalId returns correct mappings for updated global_ids. |
| TEST(SessionsGlobalIdMapperTest, GetLatestGlobalId) { |
| SessionsGlobalIdMapper mapper; |
| |
| mapper.TrackNavigationId(kTime1, /*unique_id=*/1); |
| mapper.TrackNavigationId(kTime2, /*unique_id=*/2); |
| mapper.TrackNavigationId(kTime3, /*unique_id=*/2); |
| mapper.TrackNavigationId(kTime4, /*unique_id=*/2); |
| |
| EXPECT_EQ(kTime1.ToInternalValue(), |
| mapper.GetLatestGlobalId(kTime1.ToInternalValue())); |
| EXPECT_EQ(kTime4.ToInternalValue(), |
| mapper.GetLatestGlobalId(kTime2.ToInternalValue())); |
| EXPECT_EQ(kTime4.ToInternalValue(), |
| mapper.GetLatestGlobalId(kTime3.ToInternalValue())); |
| EXPECT_EQ(kTime4.ToInternalValue(), |
| mapper.GetLatestGlobalId(kTime4.ToInternalValue())); |
| // kTime5 is not mapped, so itself should be returned. |
| EXPECT_EQ(kTime5.ToInternalValue(), |
| mapper.GetLatestGlobalId(kTime5.ToInternalValue())); |
| } |
| |
| // Tests that the global_id mapping is eventually dropped after we reach our |
| // threshold for the amount to remember. |
| TEST(SessionsGlobalIdMapperTest, Cleanup) { |
| SessionsGlobalIdMapper mapper; |
| |
| base::Time current_time = kTime1; |
| mapper.TrackNavigationId(current_time, /*unique_id=*/1); |
| |
| for (int i = 0; i < 105; i++) { |
| current_time = |
| base::Time::FromInternalValue(current_time.ToInternalValue() + 1); |
| mapper.TrackNavigationId(current_time, /*unique_id=*/1); |
| } |
| |
| // Threshold is 100, kTime1 should be dropped, kTime1+10 should not. |
| EXPECT_EQ(kTime1.ToInternalValue(), |
| mapper.GetLatestGlobalId(kTime1.ToInternalValue())); |
| EXPECT_EQ(current_time.ToInternalValue(), |
| mapper.GetLatestGlobalId(10 + kTime1.ToInternalValue())); |
| } |
| |
| // Tests that subscribers to AddGlobalIdChangeObserver are notified when a |
| // global_id is noticed to have been changed. |
| TEST(SessionsGlobalIdMapperTest, AddObserver) { |
| SessionsGlobalIdMapper mapper; |
| |
| mapper.TrackNavigationId(kTime1, /*unique_id=*/1); |
| |
| base::MockCallback<syncer::GlobalIdChange> mock_callback; |
| EXPECT_CALL(mock_callback, Run(_, _)).Times(0); |
| |
| mapper.AddGlobalIdChangeObserver(mock_callback.Get()); |
| |
| EXPECT_CALL(mock_callback, |
| Run(kTime1.ToInternalValue(), kTime2.ToInternalValue())) |
| .Times(0); |
| } |
| |
| } // namespace |
| } // namespace sync_sessions |