| // Copyright (c) 2012 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 "extensions/browser/api/web_request/web_request_time_tracker.h" |
| |
| #include <stddef.h> |
| #include <stdint.h> |
| |
| #include "base/test/metrics/histogram_tester.h" |
| #include "base/time/time.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| |
| namespace { |
| const base::TimeDelta kRequestDelta = base::Milliseconds(100); |
| const base::TimeDelta kLongRequestDelta = base::Milliseconds(200); |
| const base::TimeDelta kTinyDelay = base::Milliseconds(1); |
| const base::TimeDelta kModerateDelay = base::Milliseconds(25); |
| const base::TimeDelta kExcessiveDelay = base::Milliseconds(75); |
| } // namespace |
| |
| // Test the basis recording of histograms. |
| TEST(ExtensionWebRequestTimeTrackerTest, Histograms) { |
| base::HistogramTester histogram_tester; |
| |
| ExtensionWebRequestTimeTracker tracker; |
| base::TimeTicks start; |
| |
| tracker.LogRequestStartTime(1, start, false, false); |
| tracker.LogRequestStartTime(2, start, true, false); |
| tracker.LogRequestStartTime(3, start, true, false); |
| tracker.LogRequestStartTime(4, start, true, true); |
| tracker.IncrementTotalBlockTime(1, kTinyDelay); |
| tracker.IncrementTotalBlockTime(2, kModerateDelay); |
| tracker.IncrementTotalBlockTime(2, kModerateDelay); |
| tracker.IncrementTotalBlockTime(3, kExcessiveDelay); |
| tracker.LogRequestEndTime(1, start + kRequestDelta); |
| tracker.LogRequestEndTime(2, start + kRequestDelta); |
| tracker.LogRequestEndTime(3, start + kRequestDelta); |
| tracker.LogRequestEndTime(4, start + kLongRequestDelta); |
| |
| histogram_tester.ExpectTimeBucketCount("Extensions.NetworkDelay", kTinyDelay, |
| 1); |
| histogram_tester.ExpectTimeBucketCount("Extensions.NetworkDelay", |
| 2 * kModerateDelay, 1); |
| histogram_tester.ExpectTimeBucketCount("Extensions.NetworkDelay", |
| kExcessiveDelay, 1); |
| histogram_tester.ExpectTotalCount("Extensions.NetworkDelay", 3); |
| |
| histogram_tester.ExpectBucketCount("Extensions.NetworkDelayPercentage", 1, 1); |
| histogram_tester.ExpectBucketCount("Extensions.NetworkDelayPercentage", |
| 2 * 25, 1); |
| histogram_tester.ExpectBucketCount("Extensions.NetworkDelayPercentage", 75, |
| 1); |
| histogram_tester.ExpectTotalCount("Extensions.NetworkDelayPercentage", 3); |
| |
| histogram_tester.ExpectTimeBucketCount( |
| "Extensions.WebRequest.TotalRequestTime", kRequestDelta, 2); |
| histogram_tester.ExpectTimeBucketCount( |
| "Extensions.WebRequest.TotalRequestTime", kLongRequestDelta, 1); |
| histogram_tester.ExpectTotalCount("Extensions.WebRequest.TotalRequestTime", |
| 3); |
| |
| histogram_tester.ExpectTimeBucketCount( |
| "Extensions.WebRequest.TotalBlockingRequestTime", kRequestDelta, 3); |
| histogram_tester.ExpectTotalCount( |
| "Extensions.WebRequest.TotalBlockingRequestTime", 3); |
| |
| histogram_tester.ExpectTimeBucketCount( |
| "Extensions.WebRequest.TotalExtraHeadersRequestTime", kLongRequestDelta, |
| 1); |
| histogram_tester.ExpectTotalCount( |
| "Extensions.WebRequest.TotalExtraHeadersRequestTime", 1); |
| |
| EXPECT_TRUE(tracker.request_time_logs_.empty()); |
| } |