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