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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/metrics/desktop_session_duration/touch_mode_stats_tracker.h"
#include <memory>
#include "base/command_line.h"
#include "base/memory/raw_ptr.h"
#include "base/run_loop.h"
#include "base/test/metrics/histogram_tester.h"
#include "base/time/time.h"
#include "chrome/browser/metrics/desktop_session_duration/desktop_session_duration_tracker.h"
#include "chrome/browser/ui/browser.h"
#include "chrome/browser/ui/browser_list.h"
#include "chrome/common/chrome_switches.h"
#include "chrome/test/base/test_browser_window.h"
#include "chrome/test/base/testing_browser_process.h"
#include "chrome/test/base/testing_profile.h"
#include "chrome/test/base/testing_profile_manager.h"
#include "content/public/test/browser_task_environment.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "ui/base/pointer/touch_ui_controller.h"
namespace {
constexpr base::TimeDelta kInactivityTimeout = base::Minutes(5);
class SessionEndWaiter
: public metrics::DesktopSessionDurationTracker::Observer {
public:
explicit SessionEndWaiter(metrics::DesktopSessionDurationTracker* tracker)
: tracker_(tracker) {
tracker_->AddObserver(this);
}
~SessionEndWaiter() override { tracker_->RemoveObserver(this); }
void Wait() {
ASSERT_FALSE(waiting_);
if (!tracker_->in_session())
return;
waiting_ = true;
base::RunLoop run_loop;
end_closure_ = run_loop.QuitClosure();
run_loop.Run();
}
// metrics::DesktopSessionDurationTracker::Observer:
void OnSessionEnded(base::TimeDelta session_length,
base::TimeTicks session_end) override {
if (!waiting_)
return;
end_closure_.Run();
}
private:
raw_ptr<metrics::DesktopSessionDurationTracker> tracker_;
base::RepeatingClosure end_closure_;
bool waiting_ = false;
};
} // namespace
class TouchModeStatsTrackerTest : public ::testing::Test {
public:
TouchModeStatsTrackerTest()
: profile_manager_(TestingBrowserProcess::GetGlobal()) {
base::CommandLine::ForCurrentProcess()->AppendSwitch(switches::kNoFirstRun);
}
~TouchModeStatsTrackerTest() override = default;
void SetUp() override {
ASSERT_TRUE(profile_manager_.SetUp());
profile_ = profile_manager_.CreateTestingProfile("p1");
metrics::DesktopSessionDurationTracker::Initialize();
metrics::DesktopSessionDurationTracker::Get()
->SetInactivityTimeoutForTesting(kInactivityTimeout);
touch_mode_stats_tracker_ = std::make_unique<TouchModeStatsTracker>(
metrics::DesktopSessionDurationTracker::Get(),
ui::TouchUiController::Get());
Browser::CreateParams params(profile_, false);
browser_ = CreateBrowserWithTestWindowForParams(params);
}
void TearDown() override {
browser_.reset();
touch_mode_stats_tracker_.reset();
metrics::DesktopSessionDurationTracker::CleanupForTesting();
}
void StartSession() {
BrowserList::SetLastActive(browser_.get());
task_environment_.RunUntilIdle();
metrics::DesktopSessionDurationTracker::Get()->OnUserEvent();
}
void EndSession() {
BrowserList::NotifyBrowserNoLongerActive(browser_.get());
SessionEndWaiter waiter(metrics::DesktopSessionDurationTracker::Get());
waiter.Wait();
}
content::BrowserTaskEnvironment task_environment_{
base::test::TaskEnvironment::TimeSource::MOCK_TIME};
raw_ptr<Profile, DanglingUntriaged> profile_;
std::unique_ptr<TouchModeStatsTracker> touch_mode_stats_tracker_;
private:
TestingProfileManager profile_manager_;
std::unique_ptr<Browser> browser_;
};
// An entire session spent in touch mode should be logged accordingly.
TEST_F(TouchModeStatsTrackerTest, TouchSession) {
ui::TouchUiController::TouchUiScoperForTesting enable_touch_mode(true);
base::HistogramTester histograms;
StartSession();
ASSERT_TRUE(metrics::DesktopSessionDurationTracker::Get()->in_session());
task_environment_.FastForwardBy(base::Minutes(1));
EndSession();
histograms.ExpectUniqueTimeSample(
TouchModeStatsTracker::kSessionTouchDurationHistogramName,
base::Minutes(1), 1);
}
// The touch duration logged should be 0 for a non-touch session.
TEST_F(TouchModeStatsTrackerTest, NonTouchSession) {
ui::TouchUiController::TouchUiScoperForTesting disable_touch_mode(false);
base::HistogramTester histograms;
StartSession();
task_environment_.FastForwardBy(base::Minutes(1));
EndSession();
histograms.ExpectUniqueTimeSample(
TouchModeStatsTracker::kSessionTouchDurationHistogramName,
base::TimeDelta(), 1);
}
// If the touch mode changes during a session, the logged duration
// should comprise the session time spent in touch mode.
TEST_F(TouchModeStatsTrackerTest, TouchChangesDuringSession) {
ui::TouchUiController::TouchUiScoperForTesting touch_mode_override(false);
// Check starting in touch mode.
{
base::HistogramTester histograms;
StartSession();
task_environment_.FastForwardBy(base::Seconds(15));
touch_mode_override.UpdateState(true);
task_environment_.FastForwardBy(base::Seconds(15));
touch_mode_override.UpdateState(false);
task_environment_.FastForwardBy(base::Seconds(15));
touch_mode_override.UpdateState(true);
task_environment_.FastForwardBy(base::Seconds(15));
touch_mode_override.UpdateState(false);
task_environment_.FastForwardBy(base::Seconds(15));
EndSession();
histograms.ExpectUniqueTimeSample(
TouchModeStatsTracker::kSessionTouchDurationHistogramName,
base::Seconds(30), 1);
}
touch_mode_override.UpdateState(true);
task_environment_.FastForwardBy(base::Seconds(15));
// Check starting in non-touch mode.
{
base::HistogramTester histograms;
StartSession();
task_environment_.FastForwardBy(base::Seconds(15));
touch_mode_override.UpdateState(false);
task_environment_.FastForwardBy(base::Seconds(15));
touch_mode_override.UpdateState(true);
task_environment_.FastForwardBy(base::Seconds(15));
EndSession();
histograms.ExpectUniqueTimeSample(
TouchModeStatsTracker::kSessionTouchDurationHistogramName,
base::Seconds(30), 1);
}
}
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