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| 1 // Copyright 2015 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #include "cc/scheduler/compositor_timing_history.h" |
| 6 |
| 7 #include "cc/debug/rendering_stats_instrumentation.h" |
| 8 #include "testing/gtest/include/gtest/gtest.h" |
| 9 |
| 10 namespace cc { |
| 11 namespace { |
| 12 |
| 13 class CompositorTimingHistoryTest; |
| 14 |
| 15 class TestCompositorTimingHistory : public CompositorTimingHistory { |
| 16 public: |
| 17 TestCompositorTimingHistory(CompositorTimingHistoryTest* test, |
| 18 RenderingStatsInstrumentation* rendering_stats) |
| 19 : CompositorTimingHistory(rendering_stats), test_(test) {} |
| 20 |
| 21 protected: |
| 22 base::TimeTicks Now() const override; |
| 23 |
| 24 CompositorTimingHistoryTest* test_; |
| 25 |
| 26 private: |
| 27 DISALLOW_COPY_AND_ASSIGN(TestCompositorTimingHistory); |
| 28 }; |
| 29 |
| 30 class CompositorTimingHistoryTest : public testing::Test { |
| 31 public: |
| 32 CompositorTimingHistoryTest() |
| 33 : rendering_stats_(RenderingStatsInstrumentation::Create()), |
| 34 timing_history_(this, rendering_stats_.get()) { |
| 35 AdvanceNowBy(base::TimeDelta::FromMilliseconds(1)); |
| 36 timing_history_.SetRecordingEnabled(true); |
| 37 } |
| 38 |
| 39 void AdvanceNowBy(base::TimeDelta delta) { now_ += delta; } |
| 40 |
| 41 base::TimeTicks Now() { return now_; } |
| 42 |
| 43 protected: |
| 44 scoped_ptr<RenderingStatsInstrumentation> rendering_stats_; |
| 45 TestCompositorTimingHistory timing_history_; |
| 46 base::TimeTicks now_; |
| 47 }; |
| 48 |
| 49 base::TimeTicks TestCompositorTimingHistory::Now() const { |
| 50 return test_->Now(); |
| 51 } |
| 52 |
| 53 TEST_F(CompositorTimingHistoryTest, AllSequentialCommit) { |
| 54 base::TimeDelta one_second = base::TimeDelta::FromSeconds(1); |
| 55 |
| 56 base::TimeDelta begin_main_frame_to_commit_duration = |
| 57 base::TimeDelta::FromMilliseconds(1); |
| 58 base::TimeDelta prepare_tiles_duration = base::TimeDelta::FromMilliseconds(2); |
| 59 base::TimeDelta prepare_tiles_end_to_ready_to_activate_duration = |
| 60 base::TimeDelta::FromMilliseconds(1); |
| 61 base::TimeDelta commit_to_ready_to_activate_duration = |
| 62 base::TimeDelta::FromMilliseconds(3); |
| 63 base::TimeDelta activate_duration = base::TimeDelta::FromMilliseconds(4); |
| 64 base::TimeDelta draw_duration = base::TimeDelta::FromMilliseconds(5); |
| 65 |
| 66 timing_history_.WillBeginMainFrame(); |
| 67 AdvanceNowBy(begin_main_frame_to_commit_duration); |
| 68 // timing_history_.BeginMainFrameAborted(); |
| 69 timing_history_.DidCommit(); |
| 70 timing_history_.WillPrepareTiles(); |
| 71 AdvanceNowBy(prepare_tiles_duration); |
| 72 timing_history_.DidPrepareTiles(); |
| 73 AdvanceNowBy(prepare_tiles_end_to_ready_to_activate_duration); |
| 74 timing_history_.ReadyToActivate(); |
| 75 // Do not count idle time between notification and actual activation. |
| 76 AdvanceNowBy(one_second); |
| 77 timing_history_.WillActivate(); |
| 78 AdvanceNowBy(activate_duration); |
| 79 timing_history_.DidActivate(); |
| 80 // Do not count idle time between activate and draw. |
| 81 AdvanceNowBy(one_second); |
| 82 timing_history_.WillDraw(); |
| 83 AdvanceNowBy(draw_duration); |
| 84 timing_history_.DidDraw(); |
| 85 |
| 86 EXPECT_EQ(begin_main_frame_to_commit_duration, |
| 87 timing_history_.BeginMainFrameToCommitDurationEstimate()); |
| 88 EXPECT_EQ(commit_to_ready_to_activate_duration, |
| 89 timing_history_.CommitToReadyToActivateDurationEstimate()); |
| 90 EXPECT_EQ(prepare_tiles_duration, |
| 91 timing_history_.PrepareTilesDurationEstimate()); |
| 92 EXPECT_EQ(activate_duration, timing_history_.ActivateDurationEstimate()); |
| 93 EXPECT_EQ(draw_duration, timing_history_.DrawDurationEstimate()); |
| 94 } |
| 95 |
| 96 TEST_F(CompositorTimingHistoryTest, AllSequentialBeginMainFrameAborted) { |
| 97 base::TimeDelta one_second = base::TimeDelta::FromSeconds(1); |
| 98 |
| 99 base::TimeDelta begin_main_frame_to_commit_duration = |
| 100 base::TimeDelta::FromMilliseconds(1); |
| 101 base::TimeDelta prepare_tiles_duration = base::TimeDelta::FromMilliseconds(2); |
| 102 base::TimeDelta prepare_tiles_end_to_ready_to_activate_duration = |
| 103 base::TimeDelta::FromMilliseconds(1); |
| 104 base::TimeDelta commit_to_ready_to_activate_duration = |
| 105 base::TimeDelta::FromMilliseconds(3); |
| 106 base::TimeDelta activate_duration = base::TimeDelta::FromMilliseconds(4); |
| 107 base::TimeDelta draw_duration = base::TimeDelta::FromMilliseconds(5); |
| 108 |
| 109 timing_history_.WillBeginMainFrame(); |
| 110 AdvanceNowBy(begin_main_frame_to_commit_duration); |
| 111 // BeginMainFrameAborted counts as a commit complete. |
| 112 timing_history_.BeginMainFrameAborted(); |
| 113 timing_history_.WillPrepareTiles(); |
| 114 AdvanceNowBy(prepare_tiles_duration); |
| 115 timing_history_.DidPrepareTiles(); |
| 116 AdvanceNowBy(prepare_tiles_end_to_ready_to_activate_duration); |
| 117 timing_history_.ReadyToActivate(); |
| 118 // Do not count idle time between notification and actual activation. |
| 119 AdvanceNowBy(one_second); |
| 120 timing_history_.WillActivate(); |
| 121 AdvanceNowBy(activate_duration); |
| 122 timing_history_.DidActivate(); |
| 123 // Do not count idle time between activate and draw. |
| 124 AdvanceNowBy(one_second); |
| 125 timing_history_.WillDraw(); |
| 126 AdvanceNowBy(draw_duration); |
| 127 timing_history_.DidDraw(); |
| 128 |
| 129 EXPECT_EQ(begin_main_frame_to_commit_duration, |
| 130 timing_history_.BeginMainFrameToCommitDurationEstimate()); |
| 131 EXPECT_EQ(commit_to_ready_to_activate_duration, |
| 132 timing_history_.CommitToReadyToActivateDurationEstimate()); |
| 133 EXPECT_EQ(prepare_tiles_duration, |
| 134 timing_history_.PrepareTilesDurationEstimate()); |
| 135 EXPECT_EQ(activate_duration, timing_history_.ActivateDurationEstimate()); |
| 136 EXPECT_EQ(draw_duration, timing_history_.DrawDurationEstimate()); |
| 137 } |
| 138 |
| 139 } // namespace |
| 140 } // namespace cc |
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