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1 // Copyright 2017 The Chromium Authors. All rights reserved. | 1 // Copyright 2017 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "chrome/browser/page_load_metrics/observers/resource_prefetch_predictor
_page_load_metrics_observer.h" | 5 #include "chrome/browser/page_load_metrics/observers/resource_prefetch_predictor
_page_load_metrics_observer.h" |
6 | 6 |
7 #include "base/memory/ptr_util.h" | 7 #include "base/memory/ptr_util.h" |
8 #include "chrome/browser/page_load_metrics/observers/page_load_metrics_observer_
test_harness.h" | 8 #include "chrome/browser/page_load_metrics/observers/page_load_metrics_observer_
test_harness.h" |
9 #include "chrome/browser/predictors/resource_prefetch_common.h" | 9 #include "chrome/browser/predictors/resource_prefetch_common.h" |
10 #include "chrome/browser/predictors/resource_prefetch_predictor.h" | 10 #include "chrome/browser/predictors/resource_prefetch_predictor.h" |
| 11 #include "chrome/browser/sessions/session_tab_helper.h" |
11 #include "chrome/test/base/testing_profile.h" | 12 #include "chrome/test/base/testing_profile.h" |
12 #include "content/public/test/test_browser_thread_bundle.h" | 13 #include "content/public/test/test_browser_thread_bundle.h" |
13 #include "testing/gmock/include/gmock/gmock.h" | 14 #include "testing/gmock/include/gmock/gmock.h" |
14 | 15 |
15 using predictors::ResourcePrefetchPredictor; | 16 using predictors::ResourcePrefetchPredictor; |
16 | 17 |
17 class MockResourcePrefetchPredictor : public ResourcePrefetchPredictor { | 18 class MockResourcePrefetchPredictor : public ResourcePrefetchPredictor { |
18 public: | 19 public: |
19 MockResourcePrefetchPredictor( | 20 MockResourcePrefetchPredictor( |
20 const predictors::ResourcePrefetchPredictorConfig& config, | 21 const predictors::ResourcePrefetchPredictorConfig& config, |
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41 timing_.paint_timing.first_contentful_paint = | 42 timing_.paint_timing.first_contentful_paint = |
42 base::TimeDelta::FromSeconds(3); | 43 base::TimeDelta::FromSeconds(3); |
43 timing_.paint_timing.first_meaningful_paint = | 44 timing_.paint_timing.first_meaningful_paint = |
44 base::TimeDelta::FromSeconds(4); | 45 base::TimeDelta::FromSeconds(4); |
45 PopulateRequiredTimingFields(&timing_); | 46 PopulateRequiredTimingFields(&timing_); |
46 } | 47 } |
47 | 48 |
48 void RegisterObservers(page_load_metrics::PageLoadTracker* tracker) override { | 49 void RegisterObservers(page_load_metrics::PageLoadTracker* tracker) override { |
49 tracker->AddObserver( | 50 tracker->AddObserver( |
50 base::MakeUnique<ResourcePrefetchPredictorPageLoadMetricsObserver>( | 51 base::MakeUnique<ResourcePrefetchPredictorPageLoadMetricsObserver>( |
51 predictor_.get())); | 52 predictor_.get(), web_contents())); |
52 } | 53 } |
53 | 54 |
54 std::unique_ptr<testing::StrictMock<MockResourcePrefetchPredictor>> | 55 std::unique_ptr<testing::StrictMock<MockResourcePrefetchPredictor>> |
55 predictor_; | 56 predictor_; |
56 page_load_metrics::PageLoadTiming timing_; | 57 page_load_metrics::PageLoadTiming timing_; |
57 }; | 58 }; |
58 | 59 |
59 TEST_F(ResourcePrefetchPredictorPageLoadMetricsObserverTest, | 60 TEST_F(ResourcePrefetchPredictorPageLoadMetricsObserverTest, |
60 PrefetchableIsRecorded) { | 61 PrefetchableIsRecorded) { |
61 const GURL main_frame_url("https://www.google.com"); | 62 const GURL main_frame_url("https://www.google.com"); |
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78 .WillOnce(testing::Return(false)); | 79 .WillOnce(testing::Return(false)); |
79 | 80 |
80 NavigateAndCommit(main_frame_url); | 81 NavigateAndCommit(main_frame_url); |
81 SimulateTimingUpdate(timing_); | 82 SimulateTimingUpdate(timing_); |
82 | 83 |
83 histogram_tester().ExpectTotalCount( | 84 histogram_tester().ExpectTotalCount( |
84 internal::kHistogramResourcePrefetchPredictorFirstContentfulPaint, 0); | 85 internal::kHistogramResourcePrefetchPredictorFirstContentfulPaint, 0); |
85 histogram_tester().ExpectTotalCount( | 86 histogram_tester().ExpectTotalCount( |
86 internal::kHistogramResourcePrefetchPredictorFirstMeaningfulPaint, 0); | 87 internal::kHistogramResourcePrefetchPredictorFirstMeaningfulPaint, 0); |
87 } | 88 } |
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