| // Copyright 2017 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/metrics/stability_metrics_provider.h" |
| |
| #include "base/test/metrics/histogram_tester.h" |
| #include "base/time/time.h" |
| #include "build/build_config.h" |
| #include "components/metrics/stability_metrics_helper.h" |
| #include "components/prefs/testing_pref_service.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| #include "third_party/metrics_proto/system_profile.pb.h" |
| |
| namespace metrics { |
| |
| class StabilityMetricsProviderTest : public testing::Test { |
| public: |
| StabilityMetricsProviderTest() { |
| StabilityMetricsProvider::RegisterPrefs(prefs_.registry()); |
| } |
| |
| StabilityMetricsProviderTest(const StabilityMetricsProviderTest&) = delete; |
| StabilityMetricsProviderTest& operator=(const StabilityMetricsProviderTest&) = |
| delete; |
| |
| ~StabilityMetricsProviderTest() override {} |
| |
| protected: |
| TestingPrefServiceSimple prefs_; |
| }; |
| |
| TEST_F(StabilityMetricsProviderTest, ProvideStabilityMetrics) { |
| base::HistogramTester histogram_tester; |
| StabilityMetricsProvider stability_provider(&prefs_); |
| MetricsProvider* provider = &stability_provider; |
| SystemProfileProto system_profile; |
| provider->ProvideStabilityMetrics(&system_profile); |
| |
| const SystemProfileProto_Stability& stability = system_profile.stability(); |
| // Initial log metrics: only expected if non-zero. |
| EXPECT_FALSE(stability.has_launch_count()); |
| EXPECT_FALSE(stability.has_crash_count()); |
| |
| histogram_tester.ExpectBucketCount("Stability.Counts2", |
| StabilityEventType::kLaunch, 0); |
| histogram_tester.ExpectBucketCount("Stability.Counts2", |
| StabilityEventType::kBrowserCrash, 0); |
| } |
| |
| TEST_F(StabilityMetricsProviderTest, RecordStabilityMetrics) { |
| base::HistogramTester histogram_tester; |
| { |
| StabilityMetricsProvider recorder(&prefs_); |
| recorder.LogLaunch(); |
| recorder.LogCrash(base::Time()); |
| } |
| |
| { |
| StabilityMetricsProvider stability_provider(&prefs_); |
| MetricsProvider* provider = &stability_provider; |
| SystemProfileProto system_profile; |
| provider->ProvideStabilityMetrics(&system_profile); |
| |
| const SystemProfileProto_Stability& stability = system_profile.stability(); |
| // Initial log metrics: only expected if non-zero. |
| #if BUILDFLAG(IS_ANDROID) |
| // The launch count field is populated only on Android. |
| EXPECT_EQ(1, stability.launch_count()); |
| #endif |
| EXPECT_EQ(1, stability.crash_count()); |
| |
| histogram_tester.ExpectBucketCount("Stability.Counts2", |
| StabilityEventType::kLaunch, 1); |
| histogram_tester.ExpectBucketCount("Stability.Counts2", |
| StabilityEventType::kBrowserCrash, 1); |
| } |
| } |
| |
| #if BUILDFLAG(IS_WIN) |
| namespace { |
| |
| class TestingStabilityMetricsProvider : public StabilityMetricsProvider { |
| public: |
| TestingStabilityMetricsProvider(PrefService* local_state, |
| base::Time unclean_session_time) |
| : StabilityMetricsProvider(local_state), |
| unclean_session_time_(unclean_session_time) {} |
| |
| bool IsUncleanSystemSession(base::Time last_live_timestamp) override { |
| return last_live_timestamp == unclean_session_time_; |
| } |
| |
| private: |
| const base::Time unclean_session_time_; |
| }; |
| |
| } // namespace |
| |
| TEST_F(StabilityMetricsProviderTest, RecordSystemCrashMetrics) { |
| base::HistogramTester histogram_tester; |
| { |
| base::Time unclean_time = base::Time::Now(); |
| TestingStabilityMetricsProvider recorder(&prefs_, unclean_time); |
| |
| // Any crash with a last_live_timestamp equal to unclean_time will |
| // be logged as a system crash as per the implementation of |
| // TestingStabilityMetricsProvider, so this will log a system crash. |
| recorder.LogCrash(unclean_time); |
| |
| // Record a crash with no system crash. |
| recorder.LogCrash(unclean_time - base::Minutes(1)); |
| } |
| |
| { |
| StabilityMetricsProvider stability_provider(&prefs_); |
| MetricsProvider* provider = &stability_provider; |
| SystemProfileProto system_profile; |
| |
| provider->ProvideStabilityMetrics(&system_profile); |
| |
| const SystemProfileProto_Stability& stability = system_profile.stability(); |
| // Two crashes, one system crash. |
| EXPECT_EQ(2, stability.crash_count()); |
| |
| histogram_tester.ExpectUniqueSample("Stability.Counts2", |
| StabilityEventType::kBrowserCrash, 2); |
| histogram_tester.ExpectTotalCount("Stability.Internals.SystemCrashCount", |
| 1); |
| } |
| } |
| |
| #endif |
| |
| } // namespace metrics |