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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 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/tab_restore_page_load_metri
cs_observer.h" | 5 #include "chrome/browser/page_load_metrics/observers/tab_restore_page_load_metri
cs_observer.h" |
6 | 6 |
7 #include <memory> | 7 #include <memory> |
8 #include <string> | 8 #include <string> |
9 | 9 |
10 #include "base/macros.h" | 10 #include "base/macros.h" |
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65 | 65 |
66 void SimulatePageLoad(bool is_restore, bool simulate_app_background) { | 66 void SimulatePageLoad(bool is_restore, bool simulate_app_background) { |
67 is_restore_ = is_restore; | 67 is_restore_ = is_restore; |
68 NavigateAndCommit(GURL(kDefaultTestUrl)); | 68 NavigateAndCommit(GURL(kDefaultTestUrl)); |
69 SimulateTimingUpdate(timing_); | 69 SimulateTimingUpdate(timing_); |
70 | 70 |
71 // Prepare 4 resources of varying size and configurations. | 71 // Prepare 4 resources of varying size and configurations. |
72 page_load_metrics::ExtraRequestInfo resources[] = { | 72 page_load_metrics::ExtraRequestInfo resources[] = { |
73 // Cached request. | 73 // Cached request. |
74 {true /*was_cached*/, 1024 * 40 /* raw_body_bytes */, | 74 {true /*was_cached*/, 1024 * 40 /* raw_body_bytes */, |
75 false /* data_reduction_proxy_used*/, | 75 0 /* original_network_content_length */, nullptr}, |
76 0 /* original_network_content_length */}, | |
77 // Uncached non-proxied request. | 76 // Uncached non-proxied request. |
78 {false /*was_cached*/, 1024 * 40 /* raw_body_bytes */, | 77 {false /*was_cached*/, 1024 * 40 /* raw_body_bytes */, |
79 false /* data_reduction_proxy_used*/, | 78 1024 * 40 /* original_network_content_length */, nullptr}, |
80 1024 * 40 /* original_network_content_length */}, | |
81 // Uncached proxied request with .1 compression ratio. | 79 // Uncached proxied request with .1 compression ratio. |
82 {false /*was_cached*/, 1024 * 40 /* raw_body_bytes */, | 80 {false /*was_cached*/, 1024 * 40 /* raw_body_bytes */, |
83 false /* data_reduction_proxy_used*/, | 81 1024 * 40 /* original_network_content_length */, nullptr}, |
84 1024 * 40 /* original_network_content_length */}, | |
85 // Uncached proxied request with .5 compression ratio. | 82 // Uncached proxied request with .5 compression ratio. |
86 {false /*was_cached*/, 1024 * 40 /* raw_body_bytes */, | 83 {false /*was_cached*/, 1024 * 40 /* raw_body_bytes */, |
87 false /* data_reduction_proxy_used*/, | 84 1024 * 40 /* original_network_content_length */, nullptr}, |
88 1024 * 40 /* original_network_content_length */}, | |
89 }; | 85 }; |
90 | 86 |
91 for (auto request : resources) { | 87 for (const auto& request : resources) { |
92 SimulateLoadedResource(request); | 88 SimulateLoadedResource(request); |
93 if (!request.was_cached) { | 89 if (!request.was_cached) { |
94 network_bytes_ += request.raw_body_bytes; | 90 network_bytes_ += request.raw_body_bytes; |
95 } else { | 91 } else { |
96 cache_bytes_ += request.raw_body_bytes; | 92 cache_bytes_ += request.raw_body_bytes; |
97 } | 93 } |
98 } | 94 } |
99 | 95 |
100 if (simulate_app_background) { | 96 if (simulate_app_background) { |
101 // The histograms should be logged when the app is backgrounded. | 97 // The histograms should be logged when the app is backgrounded. |
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153 histogram_tester().ExpectUniqueSample( | 149 histogram_tester().ExpectUniqueSample( |
154 "PageLoad.Clients.TabRestore.Experimental.Bytes.Network", | 150 "PageLoad.Clients.TabRestore.Experimental.Bytes.Network", |
155 static_cast<int>(network_bytes_ / 1024), 1); | 151 static_cast<int>(network_bytes_ / 1024), 1); |
156 histogram_tester().ExpectUniqueSample( | 152 histogram_tester().ExpectUniqueSample( |
157 "PageLoad.Clients.TabRestore.Experimental.Bytes.Cache", | 153 "PageLoad.Clients.TabRestore.Experimental.Bytes.Cache", |
158 static_cast<int>(cache_bytes_ / 1024), 1); | 154 static_cast<int>(cache_bytes_ / 1024), 1); |
159 histogram_tester().ExpectUniqueSample( | 155 histogram_tester().ExpectUniqueSample( |
160 "PageLoad.Clients.TabRestore.Experimental.Bytes.Total", | 156 "PageLoad.Clients.TabRestore.Experimental.Bytes.Total", |
161 static_cast<int>((network_bytes_ + cache_bytes_) / 1024), 1); | 157 static_cast<int>((network_bytes_ + cache_bytes_) / 1024), 1); |
162 } | 158 } |
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