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// Copyright 2018 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/metrics/chrome_android_metrics_provider.h"
#include "base/test/metrics/histogram_tester.h"
#include "base/test/scoped_feature_list.h"
#include "base/test/task_environment.h"
#include "chrome/browser/flags/android/chrome_session_state.h"
#include "components/metrics/android_metrics_helper.h"
#include "components/prefs/testing_pref_service.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "third_party/metrics_proto/chrome_user_metrics_extension.pb.h"
namespace {
using chrome::android::ActivityType;
using chrome::android::GetActivityType;
using chrome::android::GetCustomTabsVisibleValue;
using chrome::android::GetInitialActivityTypeForTesting;
using chrome::android::SetActivityType;
using chrome::android::SetInitialActivityTypeForTesting;
class ChromeAndroidMetricsProviderTest
: public testing::TestWithParam<ActivityType> {
public:
ChromeAndroidMetricsProviderTest()
: metrics_provider_(&pref_service_),
orig_activity_type_(GetInitialActivityTypeForTesting()) {
ChromeAndroidMetricsProvider::RegisterPrefs(pref_service_.registry());
}
~ChromeAndroidMetricsProviderTest() override {
// In case the test played with the activity type, restore it to what it
// was before the test.
SetInitialActivityTypeForTesting(orig_activity_type_);
ChromeAndroidMetricsProvider::ResetGlobalStateForTesting();
}
ActivityType activity_type() const { return GetParam(); }
protected:
base::test::ScopedFeatureList scoped_feature_list_;
base::HistogramTester histogram_tester_;
TestingPrefServiceSimple pref_service_;
ChromeAndroidMetricsProvider metrics_provider_;
metrics::ChromeUserMetricsExtension uma_proto_;
const ActivityType orig_activity_type_;
base::test::TaskEnvironment task_environment_;
};
} // namespace
TEST_F(ChromeAndroidMetricsProviderTest,
ProvideCurrentSessionData_MultiWindowMode) {
metrics_provider_.ProvideCurrentSessionData(&uma_proto_);
histogram_tester_.ExpectTotalCount("Android.MultiWindowMode.Active", 1);
}
TEST_F(ChromeAndroidMetricsProviderTest,
ProvideCurrentSessionData_AppNotifications) {
metrics_provider_.ProvideCurrentSessionData(&uma_proto_);
histogram_tester_.ExpectTotalCount("Android.AppNotificationStatus", 1);
}
TEST_F(ChromeAndroidMetricsProviderTest,
OnDidCreateMetricsLog_HasMultipleUserProfiles) {
metrics_provider_.OnDidCreateMetricsLog();
histogram_tester_.ExpectTotalCount("Android.MultipleUserProfilesState", 1);
// Caches value, test a second time.
metrics_provider_.OnDidCreateMetricsLog();
histogram_tester_.ExpectTotalCount("Android.MultipleUserProfilesState", 2);
}
TEST_F(ChromeAndroidMetricsProviderTest,
ProvidePreviousSessionData_HasMultipleUserProfiles) {
metrics_provider_.ProvidePreviousSessionData(&uma_proto_);
histogram_tester_.ExpectTotalCount("Android.MultipleUserProfilesState", 1);
// Caches value, test a second time.
metrics_provider_.ProvidePreviousSessionData(&uma_proto_);
histogram_tester_.ExpectTotalCount("Android.MultipleUserProfilesState", 2);
}
TEST_F(ChromeAndroidMetricsProviderTest,
OnDidCreateMetricsLog_AndroidMetricsHelper) {
metrics_provider_.OnDidCreateMetricsLog();
histogram_tester_.ExpectTotalCount("Android.VersionCode", 1);
histogram_tester_.ExpectTotalCount("Android.CpuAbiBitnessSupport", 1);
}
TEST_F(ChromeAndroidMetricsProviderTest,
ProvidePreviousSessionData_AndroidMetricsHelper) {
metrics_provider_.ProvidePreviousSessionData(&uma_proto_);
histogram_tester_.ExpectTotalCount("Android.VersionCode", 0);
histogram_tester_.ExpectTotalCount("Android.CpuAbiBitnessSupport", 1);
}
TEST_F(ChromeAndroidMetricsProviderTest,
ProvidePreviousSessionDataWithSavedLocalState_AndroidMetricsHelper) {
metrics::AndroidMetricsHelper::SaveLocalState(&pref_service_, 588700002);
metrics_provider_.ProvidePreviousSessionData(&uma_proto_);
histogram_tester_.ExpectTotalCount("Android.VersionCode", 1);
histogram_tester_.ExpectTotalCount("Android.CpuAbiBitnessSupport", 1);
}
TEST_F(ChromeAndroidMetricsProviderTest,
ProvideCurrentSessionData_DarkModeState) {
ASSERT_FALSE(uma_proto_.system_profile().os().has_dark_mode_state());
metrics_provider_.ProvideCurrentSessionData(&uma_proto_);
ASSERT_TRUE(uma_proto_.system_profile().os().has_dark_mode_state());
}
TEST_P(ChromeAndroidMetricsProviderTest, OnDidCreateMetricsLog_CustomTabs) {
// Seed the activity type.
SetInitialActivityTypeForTesting(activity_type());
// Call the method under test.
metrics_provider_.OnDidCreateMetricsLog();
// Expect 1 sample for all activity types.
histogram_tester_.ExpectUniqueSample(
"CustomTabs.Visible", GetCustomTabsVisibleValue(activity_type()), 1);
histogram_tester_.ExpectUniqueSample("Android.ChromeActivity.Type",
activity_type(), 1);
}
TEST_P(ChromeAndroidMetricsProviderTest, ProvideCurrentSessionData_CustomTabs) {
// Seed the activity type.
SetInitialActivityTypeForTesting(activity_type());
// Call the method under test.
metrics_provider_.ProvideCurrentSessionData(&uma_proto_);
// No emission of activity type histograms in ProvideCurrentSessionData.
histogram_tester_.ExpectTotalCount("CustomTabs.Visible", 0);
histogram_tester_.ExpectTotalCount("Android.ChromeActivity.Type", 0);
}
// Tests initial transition from kPreFirstTab to !kPreFirstTab.
TEST_P(ChromeAndroidMetricsProviderTest, SetActivityType_CustomTabs) {
// kPreFirstTab -> kPreFirstTab is not a valid scenario. Early exit.
if (activity_type() == ActivityType::kPreFirstTab)
return;
// Validating startup, so seed the activity type to kPreFirstTab,
SetInitialActivityTypeForTesting(ActivityType::kPreFirstTab);
// Set the activity type as if a new tab was created..
SetActivityType(&pref_service_, activity_type());
// Emission of Actiity type histograms has been deferred until now. So we
// should see activity type samples.
histogram_tester_.ExpectUniqueSample(
"CustomTabs.Visible", GetCustomTabsVisibleValue(activity_type()), 1);
histogram_tester_.ExpectUniqueSample("Android.ChromeActivity.Type",
activity_type(), 1);
}
// Tests initial warmup records, no tab becomes visible
TEST_F(ChromeAndroidMetricsProviderTest, NoInitialTab) {
// Validating startup, so seed the activity type to kPreFirstTab,
SetInitialActivityTypeForTesting(ActivityType::kPreFirstTab);
// On startup an initial record is created... but no tab becomes active
// (example: background warmup or user is still going through FRE), and
// the initial log record gets closed...
metrics_provider_.OnDidCreateMetricsLog();
metrics_provider_.ProvideCurrentSessionData(&uma_proto_);
// Only one sample issued over lifetime of first record.
histogram_tester_.ExpectUniqueSample(
"CustomTabs.Visible",
GetCustomTabsVisibleValue(ActivityType::kPreFirstTab), 1);
histogram_tester_.ExpectUniqueSample("Android.ChromeActivity.Type",
ActivityType::kPreFirstTab, 1);
// ... and a new record opened... triggering another sample.
metrics_provider_.OnDidCreateMetricsLog();
histogram_tester_.ExpectUniqueSample(
"CustomTabs.Visible",
GetCustomTabsVisibleValue(ActivityType::kPreFirstTab), 2);
// ... and subsequently closed...
metrics_provider_.ProvideCurrentSessionData(&uma_proto_);
histogram_tester_.ExpectUniqueSample(
"CustomTabs.Visible",
GetCustomTabsVisibleValue(ActivityType::kPreFirstTab), 2);
histogram_tester_.ExpectUniqueSample("Android.ChromeActivity.Type",
ActivityType::kPreFirstTab, 2);
}
// Tests initial transition from kPreFirstTab to !kPreFirstTab.
TEST_P(ChromeAndroidMetricsProviderTest, InitialTab) {
// kPreFirstTab -> kPreFirstTab is not a valid scenario. Early exit.
if (activity_type() == ActivityType::kPreFirstTab)
return;
// Validating startup, so seed the activity type to kPreFirstTab,
SetInitialActivityTypeForTesting(ActivityType::kPreFirstTab);
// On startup an initial record is created... then a tab is resumed which
// sets the activity type and eventually closes the first log record.
metrics_provider_.OnDidCreateMetricsLog();
SetActivityType(&pref_service_, activity_type());
metrics_provider_.ProvideCurrentSessionData(&uma_proto_);
// Only two samples issued over lifetime of first record, one undeclared and
// one for the tested activity type.
histogram_tester_.ExpectTotalCount("CustomTabs.Visible", 2);
histogram_tester_.ExpectBucketCount(
"CustomTabs.Visible",
GetCustomTabsVisibleValue(ActivityType::kPreFirstTab), 1);
histogram_tester_.ExpectBucketCount(
"CustomTabs.Visible", GetCustomTabsVisibleValue(activity_type()), 1);
histogram_tester_.ExpectTotalCount("Android.ChromeActivity.Type", 2);
histogram_tester_.ExpectBucketCount("Android.ChromeActivity.Type",
ActivityType::kPreFirstTab, 1);
histogram_tester_.ExpectBucketCount("Android.ChromeActivity.Type",
activity_type(), 1);
// ... and a second record is opened/closed
metrics_provider_.OnDidCreateMetricsLog();
metrics_provider_.ProvideCurrentSessionData(&uma_proto_);
// One additional sample issued over lifetime of second record.
histogram_tester_.ExpectTotalCount("CustomTabs.Visible", 3);
histogram_tester_.ExpectBucketCount(
"CustomTabs.Visible",
GetCustomTabsVisibleValue(ActivityType::kPreFirstTab), 1);
histogram_tester_.ExpectBucketCount(
"CustomTabs.Visible", GetCustomTabsVisibleValue(activity_type()), 2);
histogram_tester_.ExpectTotalCount("Android.ChromeActivity.Type", 3);
histogram_tester_.ExpectBucketCount("Android.ChromeActivity.Type",
ActivityType::kPreFirstTab, 1);
histogram_tester_.ExpectBucketCount("Android.ChromeActivity.Type",
activity_type(), 2);
}
// Tests initial transition from kPreFirstTab to !kPreFirstTab.
TEST_P(ChromeAndroidMetricsProviderTest, TabSwitching) {
const auto first_activity_type = activity_type();
const auto second_activity_type =
static_cast<ActivityType>((static_cast<int>(first_activity_type) + 1) %
static_cast<int>(ActivityType::kMaxValue));
// Transition to kPreFirstTab is not a valid scenario. Early exit.
if (first_activity_type == ActivityType::kPreFirstTab ||
second_activity_type == ActivityType::kPreFirstTab) {
return;
}
// Validating startup, so seed the activity type to kPreFirstTab,
SetInitialActivityTypeForTesting(ActivityType::kPreFirstTab);
// On startup an initial record is created
metrics_provider_.OnDidCreateMetricsLog();
// Then a tab is created/resumed which sets the activity type and eventually
// closes the first log record and starts a second record.
SetActivityType(&pref_service_, first_activity_type);
metrics_provider_.ProvideCurrentSessionData(&uma_proto_);
metrics_provider_.OnDidCreateMetricsLog();
// A second tab is created/resumed: static data is updated, previous record
// is closed, new record is created for new activity.
SetActivityType(&pref_service_, second_activity_type);
metrics_provider_.ProvideCurrentSessionData(&uma_proto_);
metrics_provider_.OnDidCreateMetricsLog();
// Two records were created for the first activity.
histogram_tester_.ExpectBucketCount("Android.ChromeActivity.Type",
first_activity_type, 2);
// One additional record created for second activity..
histogram_tester_.ExpectBucketCount("Android.ChromeActivity.Type",
second_activity_type, 1);
// The "CustomTabs.Visible" samples may collapse to the same bucket (or not)
// depending on the actvity pair, so we don't test them here. The coverage
// from the other tests is sufficient for validating "CustomTabs.Visible".
}
INSTANTIATE_TEST_SUITE_P(All,
ChromeAndroidMetricsProviderTest,
testing::Values(ActivityType::kTabbed,
ActivityType::kCustomTab,
ActivityType::kTrustedWebActivity,
ActivityType::kWebapp,
ActivityType::kWebApk,
ActivityType::kPreFirstTab,
ActivityType::kAuthTab));
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