stability_metrics_provider_unittest.cc 4.4 KB

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  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
  3. // found in the LICENSE file.
  4. #include "components/metrics/stability_metrics_provider.h"
  5. #include "base/test/metrics/histogram_tester.h"
  6. #include "base/time/time.h"
  7. #include "build/build_config.h"
  8. #include "components/metrics/stability_metrics_helper.h"
  9. #include "components/prefs/testing_pref_service.h"
  10. #include "testing/gtest/include/gtest/gtest.h"
  11. #include "third_party/metrics_proto/system_profile.pb.h"
  12. namespace metrics {
  13. class StabilityMetricsProviderTest : public testing::Test {
  14. public:
  15. StabilityMetricsProviderTest() {
  16. StabilityMetricsProvider::RegisterPrefs(prefs_.registry());
  17. }
  18. StabilityMetricsProviderTest(const StabilityMetricsProviderTest&) = delete;
  19. StabilityMetricsProviderTest& operator=(const StabilityMetricsProviderTest&) =
  20. delete;
  21. ~StabilityMetricsProviderTest() override {}
  22. protected:
  23. TestingPrefServiceSimple prefs_;
  24. };
  25. TEST_F(StabilityMetricsProviderTest, ProvideStabilityMetrics) {
  26. base::HistogramTester histogram_tester;
  27. StabilityMetricsProvider stability_provider(&prefs_);
  28. MetricsProvider* provider = &stability_provider;
  29. SystemProfileProto system_profile;
  30. provider->ProvideStabilityMetrics(&system_profile);
  31. #if BUILDFLAG(IS_ANDROID)
  32. // Initial log metrics: only expected if non-zero.
  33. const SystemProfileProto_Stability& stability = system_profile.stability();
  34. // The launch count field is used on Android only.
  35. EXPECT_FALSE(stability.has_launch_count());
  36. #endif
  37. histogram_tester.ExpectBucketCount("Stability.Counts2",
  38. StabilityEventType::kLaunch, 0);
  39. histogram_tester.ExpectBucketCount("Stability.Counts2",
  40. StabilityEventType::kBrowserCrash, 0);
  41. }
  42. TEST_F(StabilityMetricsProviderTest, RecordStabilityMetrics) {
  43. base::HistogramTester histogram_tester;
  44. {
  45. StabilityMetricsProvider recorder(&prefs_);
  46. recorder.LogLaunch();
  47. recorder.LogCrash(base::Time());
  48. }
  49. {
  50. StabilityMetricsProvider stability_provider(&prefs_);
  51. MetricsProvider* provider = &stability_provider;
  52. SystemProfileProto system_profile;
  53. provider->ProvideStabilityMetrics(&system_profile);
  54. #if BUILDFLAG(IS_ANDROID)
  55. // Initial log metrics: only expected if non-zero.
  56. const SystemProfileProto_Stability& stability = system_profile.stability();
  57. // The launch count field is populated only on Android.
  58. EXPECT_EQ(1, stability.launch_count());
  59. #endif
  60. histogram_tester.ExpectBucketCount("Stability.Counts2",
  61. StabilityEventType::kLaunch, 1);
  62. histogram_tester.ExpectBucketCount("Stability.Counts2",
  63. StabilityEventType::kBrowserCrash, 1);
  64. }
  65. }
  66. #if BUILDFLAG(IS_WIN)
  67. namespace {
  68. class TestingStabilityMetricsProvider : public StabilityMetricsProvider {
  69. public:
  70. TestingStabilityMetricsProvider(PrefService* local_state,
  71. base::Time unclean_session_time)
  72. : StabilityMetricsProvider(local_state),
  73. unclean_session_time_(unclean_session_time) {}
  74. bool IsUncleanSystemSession(base::Time last_live_timestamp) override {
  75. return last_live_timestamp == unclean_session_time_;
  76. }
  77. private:
  78. const base::Time unclean_session_time_;
  79. };
  80. } // namespace
  81. TEST_F(StabilityMetricsProviderTest, RecordSystemCrashMetrics) {
  82. base::HistogramTester histogram_tester;
  83. {
  84. base::Time unclean_time = base::Time::Now();
  85. TestingStabilityMetricsProvider recorder(&prefs_, unclean_time);
  86. // Any crash with a last_live_timestamp equal to unclean_time will
  87. // be logged as a system crash as per the implementation of
  88. // TestingStabilityMetricsProvider, so this will log a system crash.
  89. recorder.LogCrash(unclean_time);
  90. // Record a crash with no system crash.
  91. recorder.LogCrash(unclean_time - base::Minutes(1));
  92. }
  93. {
  94. StabilityMetricsProvider stability_provider(&prefs_);
  95. MetricsProvider* provider = &stability_provider;
  96. SystemProfileProto system_profile;
  97. provider->ProvideStabilityMetrics(&system_profile);
  98. // Two crashes, one system crash.
  99. histogram_tester.ExpectUniqueSample("Stability.Counts2",
  100. StabilityEventType::kBrowserCrash, 2);
  101. histogram_tester.ExpectTotalCount("Stability.Internals.SystemCrashCount",
  102. 1);
  103. }
  104. }
  105. #endif
  106. } // namespace metrics