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// Copyright 2024 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/cros_pre_consent_metrics_manager.h"
#include "ash/constants/ash_features.h"
#include "ash/constants/ash_switches.h"
#include "base/command_line.h"
#include "base/files/file_util.h"
#include "base/files/scoped_temp_dir.h"
#include "base/location.h"
#include "base/run_loop.h"
#include "base/task/task_traits.h"
#include "base/task/thread_pool.h"
#include "base/test/bind.h"
#include "base/test/scoped_feature_list.h"
#include "chrome/browser/ash/login/test/device_state_mixin.h"
#include "chrome/browser/browser_process.h"
#include "chrome/browser/metrics/chrome_metrics_service_accessor.h"
#include "chrome/browser/profiles/profile_manager.h"
#include "chrome/installer/util/google_update_settings.h"
#include "chrome/test/base/in_process_browser_test.h"
#include "chrome/test/base/mixin_based_in_process_browser_test.h"
#include "components/metrics/metrics_pref_names.h"
#include "components/metrics_services_manager/metrics_services_manager.h"
#include "components/prefs/pref_service.h"
#include "content/public/test/browser_task_environment.h"
#include "content/public/test/browser_test.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace metrics {
class CrOSPreConsentMetricsManagerTest : public InProcessBrowserTest {
public:
CrOSPreConsentMetricsManagerTest() {
feature_list_.InitAndEnableFeature(ash::features::kOobePreConsentMetrics);
// Make sure that the pref is used to check the consent during tests.
ChromeMetricsServiceAccessor::SetForceIsMetricsReportingEnabledPrefLookup(
true);
}
~CrOSPreConsentMetricsManagerTest() override {
ChromeMetricsServiceAccessor::SetForceIsMetricsReportingEnabledPrefLookup(
false);
}
void SetUpOnMainThread() override {
ASSERT_TRUE(temp_dir_.CreateUniqueTempDir());
}
void WaitOnConsentToPropagate() {
base::RunLoop run_loop;
GoogleUpdateSettings::CollectStatsConsentTaskRunner()->PostTask(
FROM_HERE, run_loop.QuitClosure());
run_loop.Run();
}
protected:
base::ScopedTempDir temp_dir_;
private:
base::test::ScopedFeatureList feature_list_;
};
IN_PROC_BROWSER_TEST_F(CrOSPreConsentMetricsManagerTest,
EnablePreConsentMetrics) {
// Check that the default instance is in the expected state.
CrOSPreConsentMetricsManager* manager = CrOSPreConsentMetricsManager::Get();
ASSERT_NE(manager, nullptr);
EXPECT_FALSE(manager->is_enabled_for_testing());
manager->Enable();
EXPECT_TRUE(manager->is_enabled_for_testing());
WaitOnConsentToPropagate();
// Metrics reporting and recording should be enabled.
EXPECT_TRUE(
g_browser_process->GetMetricsServicesManager()->IsMetricsConsentGiven());
EXPECT_TRUE(g_browser_process->GetMetricsServicesManager()
->IsMetricsReportingEnabled());
}
IN_PROC_BROWSER_TEST_F(CrOSPreConsentMetricsManagerTest,
DisablePreConsentMetrics) {
CrOSPreConsentMetricsManager* manager = CrOSPreConsentMetricsManager::Get();
ASSERT_NE(manager, nullptr);
base::FilePath completed_path = temp_dir_.GetPath().Append("test_file");
manager->SetCompletedPathForTesting(completed_path);
EXPECT_FALSE(manager->is_enabled_for_testing());
manager->Enable();
EXPECT_TRUE(manager->is_enabled_for_testing());
WaitOnConsentToPropagate();
EXPECT_TRUE(
g_browser_process->GetMetricsServicesManager()->IsMetricsConsentGiven());
// Disable the Pre-consent metrics.
manager->Disable();
EXPECT_FALSE(manager->is_enabled_for_testing());
WaitOnConsentToPropagate();
// The existing state of metrics is not changed when disabled.
EXPECT_TRUE(
g_browser_process->GetMetricsServicesManager()->IsMetricsConsentGiven());
EXPECT_TRUE(g_browser_process->GetMetricsServicesManager()
->IsMetricsReportingEnabled());
// Wait for the file to be written.
base::RunLoop run_loop;
manager->PostToIOTaskRunnerForTesting(FROM_HERE, run_loop.QuitClosure());
run_loop.Run();
// The path should exist.
base::RunLoop run_loop2;
bool closure_ran = false;
base::ThreadPool::PostTaskAndReply(
FROM_HERE, base::MayBlock(), base::BindLambdaForTesting([&]() {
closure_ran = true;
EXPECT_TRUE(base::PathExists(completed_path));
}),
run_loop2.QuitClosure());
run_loop2.Run();
EXPECT_TRUE(closure_ran);
}
class OwnedDeviceCrOSPreConsentMetricsManagerTest
: public MixinBasedInProcessBrowserTest {
private:
ash::DeviceStateMixin device_state_{
&mixin_host_,
ash::DeviceStateMixin::State::OOBE_COMPLETED_CONSUMER_OWNED};
};
IN_PROC_BROWSER_TEST_F(OwnedDeviceCrOSPreConsentMetricsManagerTest,
DeviceOwned) {
ASSERT_EQ(CrOSPreConsentMetricsManager::Get(), nullptr);
}
} // namespace metrics
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