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// Copyright 2020 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/ash/child_accounts/family_user_chrome_activity_metrics.h"
#include <memory>
#include <vector>
#include "base/command_line.h"
#include "base/files/file_path.h"
#include "base/logging.h"
#include "base/memory/raw_ptr.h"
#include "base/test/metrics/histogram_tester.h"
#include "base/time/time.h"
#include "chrome/browser/apps/app_service/app_service_proxy.h"
#include "chrome/browser/apps/app_service/app_service_proxy_factory.h"
#include "chrome/browser/apps/app_service/app_service_test.h"
#include "chrome/browser/ash/child_accounts/apps/app_test_utils.h"
#include "chrome/browser/ash/child_accounts/time_limits/app_time_limit_utils.h"
#include "chrome/browser/ash/child_accounts/time_limits/app_types.h"
#include "chrome/browser/extensions/extension_service.h"
#include "chrome/browser/extensions/test_extension_system.h"
#include "chrome/browser/ui/browser_list.h"
#include "chrome/common/pref_names.h"
#include "chrome/test/base/chrome_render_view_host_test_harness.h"
#include "chrome/test/base/test_browser_window_aura.h"
#include "chromeos/dbus/power/fake_power_manager_client.h"
#include "chromeos/dbus/power_manager/idle.pb.h"
#include "components/app_constants/constants.h"
#include "components/services/app_service/public/cpp/app_registry_cache.h"
#include "components/session_manager/core/session_manager.h"
#include "components/session_manager/session_manager_types.h"
#include "extensions/browser/extension_registrar.h"
namespace ash {
namespace {
constexpr char kExtensionNameChrome[] = "Chrome";
constexpr char kExtensionAppUrl[] = "https://example.com/";
constexpr base::TimeDelta kHalfHour = base::Minutes(30);
constexpr base::TimeDelta kOneMinute = base::Minutes(1);
constexpr apps::InstanceState kActiveInstanceState =
static_cast<apps::InstanceState>(
apps::InstanceState::kStarted | apps::InstanceState::kRunning |
apps::InstanceState::kActive | apps::InstanceState::kVisible);
constexpr apps::InstanceState kInactiveInstanceState =
static_cast<apps::InstanceState>(apps::InstanceState::kStarted |
apps::InstanceState::kRunning);
void SetScreenOff(bool is_screen_off) {
power_manager::ScreenIdleState screen_idle_state;
screen_idle_state.set_off(is_screen_off);
chromeos::FakePowerManagerClient::Get()->SendScreenIdleStateChanged(
screen_idle_state);
}
} // namespace
class FamilyUserChromeActivityMetricsTest
: public ChromeRenderViewHostTestHarness {
public:
FamilyUserChromeActivityMetricsTest()
: ChromeRenderViewHostTestHarness(
base::test::TaskEnvironment::TimeSource::MOCK_TIME) {}
~FamilyUserChromeActivityMetricsTest() override = default;
void SetUp() override {
chromeos::PowerManagerClient::InitializeFake();
ChromeRenderViewHostTestHarness::SetUp();
InitiateFamilyUserChromeActivityMetrics();
WaitForAppServiceProxyReady(
apps::AppServiceProxyFactory::GetForProfile(profile()));
extensions::TestExtensionSystem* extension_system(
static_cast<extensions::TestExtensionSystem*>(
extensions::ExtensionSystem::Get(profile())));
extension_service_ = extension_system->CreateExtensionService(
/*command_line=*/base::CommandLine::ForCurrentProcess(),
/*install_directory=*/base::FilePath(), /*autoupdate_enabled=*/false);
extension_service_->Init();
// Install Chrome.
scoped_refptr<extensions::Extension> chrome = CreateExtension(
app_constants::kChromeAppId, kExtensionNameChrome, kExtensionAppUrl);
extensions::ExtensionRegistrar::Get(profile())->AddComponentExtension(
chrome.get());
BrowserList* active_browser_list = BrowserList::GetInstance();
// Expect BrowserList is empty at the beginning.
EXPECT_EQ(0U, active_browser_list->size());
InitTestBrowserWithAuraWindow();
EXPECT_EQ(1U, active_browser_list->size());
// Set the app active. If the app is active, it should be started, running,
// and visible.
PushChromeAppInstance(test_browser_->window()->GetNativeWindow(),
kActiveInstanceState);
}
void TearDown() override {
test_browser_.reset();
browser_window_.reset();
DestroyFamilyUserChromeActivityMetrics();
ChromeRenderViewHostTestHarness::TearDown();
chromeos::PowerManagerClient::Shutdown();
}
protected:
void DestroyFamilyUserChromeActivityMetrics() {
family_user_chrome_activity_metrics_.reset();
}
void InitiateFamilyUserChromeActivityMetrics() {
family_user_chrome_activity_metrics_ =
std::make_unique<FamilyUserChromeActivityMetrics>(profile());
}
void SetActiveSessionStartTime(base::Time time) {
family_user_chrome_activity_metrics_->SetActiveSessionStartForTesting(time);
}
void OnNewDay() { family_user_chrome_activity_metrics_->OnNewDay(); }
void PushChromeAppInstance(aura::Window* window, apps::InstanceState state) {
apps::InstanceParams params(app_time::GetChromeAppId().app_id(), window);
params.state = std::make_pair(state, base::Time::Now());
apps::AppServiceProxyFactory::GetForProfile(profile())
->InstanceRegistry()
.CreateOrUpdateInstance(std::move(params));
}
void InitTestBrowserWithAuraWindow() {
// This may be called multiple times, we must reset the original test
// browser and its associated window.
test_browser_.reset();
browser_window_.reset();
std::unique_ptr<aura::Window> window = std::make_unique<aura::Window>(
nullptr, aura::client::WINDOW_TYPE_NORMAL);
window->SetId(0);
window->Init(ui::LAYER_TEXTURED);
Browser::CreateParams params(profile(), true);
browser_window_ =
std::make_unique<TestBrowserWindowAura>(std::move(window));
params.window = browser_window_.get();
test_browser_ = Browser::DeprecatedCreateOwnedForTesting(params);
}
void SetSessionState(session_manager::SessionState state) {
session_manager_.SetSessionState(state);
}
PrefService* pref_service() { return profile()->GetPrefs(); }
std::unique_ptr<Browser> test_browser_;
private:
std::unique_ptr<FamilyUserChromeActivityMetrics>
family_user_chrome_activity_metrics_;
std::unique_ptr<TestBrowserWindowAura> browser_window_;
session_manager::SessionManager session_manager_;
raw_ptr<extensions::ExtensionService, DanglingUntriaged> extension_service_ =
nullptr;
};
TEST_F(FamilyUserChromeActivityMetricsTest, Basic) {
base::HistogramTester histogram_tester;
task_environment()->FastForwardBy(kHalfHour);
// Set the app running in the background.
PushChromeAppInstance(test_browser_->window()->GetNativeWindow(),
kInactiveInstanceState);
EXPECT_EQ(kHalfHour,
pref_service()->GetTimeDelta(
prefs::kFamilyUserMetricsChromeBrowserEngagementDuration));
// Test multiple browsers.
std::unique_ptr<aura::Window> window =
std::make_unique<aura::Window>(nullptr, aura::client::WINDOW_TYPE_NORMAL);
window->SetId(0);
window->Init(ui::LAYER_TEXTURED);
Browser::CreateParams params(profile(), true);
auto another_browser_window =
std::make_unique<TestBrowserWindowAura>(std::move(window));
params.window = another_browser_window.get();
auto another_browser = Browser::DeprecatedCreateOwnedForTesting(params);
EXPECT_EQ(2U, BrowserList::GetInstance()->size());
PushChromeAppInstance(another_browser->window()->GetNativeWindow(),
apps::InstanceState::kActive);
task_environment()->FastForwardBy(kHalfHour);
PushChromeAppInstance(another_browser->window()->GetNativeWindow(),
apps::InstanceState::kDestroyed);
EXPECT_EQ(base::Hours(1),
pref_service()->GetTimeDelta(
prefs::kFamilyUserMetricsChromeBrowserEngagementDuration));
// Test date change.
task_environment()->FastForwardBy(base::Days(1));
OnNewDay();
EXPECT_EQ(base::TimeDelta(),
pref_service()->GetTimeDelta(
prefs::kFamilyUserMetricsChromeBrowserEngagementDuration));
histogram_tester.ExpectTimeBucketCount(
FamilyUserChromeActivityMetrics::
kChromeBrowserEngagementDurationHistogramName,
base::Hours(1), 1);
}
TEST_F(FamilyUserChromeActivityMetricsTest, ClockBackward) {
base::HistogramTester histogram_tester;
base::Time mock_session_start = base::Time::Now() + kHalfHour;
// Mock a state that start time > end time.
SetActiveSessionStartTime(mock_session_start);
PushChromeAppInstance(test_browser_->window()->GetNativeWindow(),
kInactiveInstanceState);
histogram_tester.ExpectTotalCount(
FamilyUserChromeActivityMetrics::
kChromeBrowserEngagementDurationHistogramName,
0);
EXPECT_EQ(base::TimeDelta(),
pref_service()->GetTimeDelta(
prefs::kFamilyUserMetricsChromeBrowserEngagementDuration));
}
// Tests destroying FamilyUserChromeActivityMetrics. OnAppInactive() will be
// invoked while Chrome browser state changed to kDestroyed.
TEST_F(FamilyUserChromeActivityMetricsTest,
DestructionAndCreationOfFamilyUserChromeActivityMetrics) {
base::HistogramTester histogram_tester;
task_environment()->FastForwardBy(kHalfHour);
PushChromeAppInstance(test_browser_->window()->GetNativeWindow(),
apps::InstanceState::kDestroyed);
test_browser_.reset();
EXPECT_EQ(0U, BrowserList::GetInstance()->size());
DestroyFamilyUserChromeActivityMetrics();
histogram_tester.ExpectTotalCount(
FamilyUserChromeActivityMetrics::
kChromeBrowserEngagementDurationHistogramName,
0);
EXPECT_EQ(kHalfHour,
pref_service()->GetTimeDelta(
prefs::kFamilyUserMetricsChromeBrowserEngagementDuration));
// Test restart.
InitiateFamilyUserChromeActivityMetrics();
InitTestBrowserWithAuraWindow();
PushChromeAppInstance(test_browser_->window()->GetNativeWindow(),
kActiveInstanceState);
task_environment()->FastForwardBy(kHalfHour);
// Set the app running background.
PushChromeAppInstance(test_browser_->window()->GetNativeWindow(),
kInactiveInstanceState);
histogram_tester.ExpectTotalCount(
FamilyUserChromeActivityMetrics::
kChromeBrowserEngagementDurationHistogramName,
0);
EXPECT_EQ(base::Hours(1),
pref_service()->GetTimeDelta(
prefs::kFamilyUserMetricsChromeBrowserEngagementDuration));
}
TEST_F(FamilyUserChromeActivityMetricsTest, ScreenStateChange) {
base::HistogramTester histogram_tester;
// Set UsageTimeStateNotifier::UsageTimeState active.
SetSessionState(session_manager::SessionState::ACTIVE);
// Set the screen off for half an hour.
SetScreenOff(true);
task_environment()->FastForwardBy(kHalfHour);
// Set the screen on. Set the app inactive after 1 minute.
SetScreenOff(false);
task_environment()->FastForwardBy(kOneMinute);
PushChromeAppInstance(test_browser_->window()->GetNativeWindow(),
kInactiveInstanceState);
EXPECT_EQ(kOneMinute,
pref_service()->GetTimeDelta(
prefs::kFamilyUserMetricsChromeBrowserEngagementDuration));
// Test the screen off for 1 day.
SetScreenOff(true);
task_environment()->FastForwardBy(base::Days(1));
OnNewDay();
EXPECT_EQ(base::TimeDelta(),
pref_service()->GetTimeDelta(
prefs::kFamilyUserMetricsChromeBrowserEngagementDuration));
histogram_tester.ExpectTimeBucketCount(
FamilyUserChromeActivityMetrics::
kChromeBrowserEngagementDurationHistogramName,
kOneMinute, 1);
}
// When lock or unlock the screen, both
// FamilyUserChromeActivityMetrics::OnAppInactive() and
// FamilyUserChromeActivityMetrics::OnUsageTimeStateChange() get called.
TEST_F(FamilyUserChromeActivityMetricsTest, MockLockAndUnclockScreen) {
base::HistogramTester histogram_tester;
// Set UsageTimeStateNotifier::UsageTimeState active.
SetSessionState(session_manager::SessionState::ACTIVE);
// Set the app active for 1 minute.
task_environment()->FastForwardBy(kOneMinute);
// Mock screen locked for half an hour.
SetSessionState(session_manager::SessionState::LOCKED);
PushChromeAppInstance(test_browser_->window()->GetNativeWindow(),
kInactiveInstanceState);
task_environment()->FastForwardBy(kHalfHour);
// Mock unlocking screen.
SetSessionState(session_manager::SessionState::ACTIVE);
PushChromeAppInstance(test_browser_->window()->GetNativeWindow(),
kActiveInstanceState);
// Set the app inactive after 1 minute.
task_environment()->FastForwardBy(kOneMinute);
PushChromeAppInstance(test_browser_->window()->GetNativeWindow(),
kInactiveInstanceState);
EXPECT_EQ(base::Minutes(2),
pref_service()->GetTimeDelta(
prefs::kFamilyUserMetricsChromeBrowserEngagementDuration));
task_environment()->FastForwardBy(base::Days(1));
OnNewDay();
EXPECT_EQ(base::TimeDelta(),
pref_service()->GetTimeDelta(
prefs::kFamilyUserMetricsChromeBrowserEngagementDuration));
histogram_tester.ExpectTimeBucketCount(
FamilyUserChromeActivityMetrics::
kChromeBrowserEngagementDurationHistogramName,
base::Minutes(2), 1);
}
} // namespace ash
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