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// Copyright 2022 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/lifetime/application_lifetime.h"
#include <optional>
#include "base/memory/raw_ptr.h"
#include "base/run_loop.h"
#include "chrome/browser/browser_process.h"
#include "chrome/browser/lifetime/application_lifetime_chromeos.h"
#include "chrome/browser/ui/browser.h"
#include "chrome/common/pref_names.h"
#include "chrome/test/base/in_process_browser_test.h"
#include "chromeos/ash/components/dbus/session_manager/fake_session_manager_client.h"
#include "chromeos/ash/components/dbus/update_engine/fake_update_engine_client.h"
#include "chromeos/ash/components/dbus/update_engine/update_engine_client.h"
#include "chromeos/dbus/power/fake_power_manager_client.h"
#include "components/keep_alive_registry/keep_alive_registry.h"
#include "components/prefs/pref_service.h"
#include "content/public/test/browser_test.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace chrome {
class ApplicationLifetimeTest : public InProcessBrowserTest {
public:
void SetUpInProcessBrowserTestFixture() override {
InProcessBrowserTest::SetUpInProcessBrowserTestFixture();
fake_update_engine_client_ =
ash::UpdateEngineClient::InitializeFakeForTest();
}
void SetUpOnMainThread() override {
InProcessBrowserTest::SetUpOnMainThread();
browser_did_close_subscription_ = browser()->RegisterBrowserDidClose(
base::BindRepeating(&ApplicationLifetimeTest::OnBrowserDidClose,
base::Unretained(this)));
}
void TearDownOnMainThread() override {
// Waits for the browser to close if it has not closed already.
if (browser_did_close_subscription_) {
quits_on_browser_closing_.emplace();
quits_on_browser_closing_->Run();
}
InProcessBrowserTest::TearDownOnMainThread();
}
protected:
void FakePendingUpdate() {
update_engine::StatusResult update_status;
update_status.set_current_operation(
update_engine::Operation::UPDATED_NEED_REBOOT);
fake_update_engine_client_->set_default_status(update_status);
// Shutdown code in termination_notification.cc is only run once.
// Exit Chrome after reboot after update would have been sent to
// update_engine. Otherwise the browsertest framework wont be able to stop
// Chrome gracefully.
fake_update_engine_client_->set_reboot_after_update_callback(
base::BindOnce(&ExitIgnoreUnloadHandlers));
}
bool RequestedRebootAfterUpdate() {
return fake_update_engine_client_->reboot_after_update_call_count() > 0;
}
private:
void OnBrowserDidClose(BrowserWindowInterface* browser_window_interface) {
browser_did_close_subscription_.reset();
if (quits_on_browser_closing_) {
quits_on_browser_closing_->Quit();
}
}
std::optional<base::RunLoop> quits_on_browser_closing_;
std::optional<base::CallbackListSubscription> browser_did_close_subscription_;
raw_ptr<ash::FakeUpdateEngineClient, DanglingUntriaged>
fake_update_engine_client_ = nullptr;
};
IN_PROC_BROWSER_TEST_F(ApplicationLifetimeTest,
AttemptRestartRestartsBrowserInPlace) {
AttemptRestart();
// Session Manager is not going to stop session.
EXPECT_FALSE(IsSendingStopRequestToSessionManager());
auto* fake_session_manager_client = ash::FakeSessionManagerClient::Get();
EXPECT_FALSE(fake_session_manager_client->session_stopped());
// No reboot requested.
auto* fake_power_manager_client = chromeos::FakePowerManagerClient::Get();
EXPECT_EQ(fake_power_manager_client->num_request_restart_calls(), 0);
// Restart flags are set.
PrefService* pref_service = g_browser_process->local_state();
EXPECT_TRUE(pref_service->GetBoolean(prefs::kWasRestarted));
EXPECT_TRUE(KeepAliveRegistry::GetInstance()->IsRestarting());
}
IN_PROC_BROWSER_TEST_F(ApplicationLifetimeTest,
AttemptRestartWithPendingUpdateReboots) {
FakePendingUpdate();
AttemptRestart();
// Session Manager is not going to stop session.
EXPECT_FALSE(IsSendingStopRequestToSessionManager());
auto* fake_session_manager_client = ash::FakeSessionManagerClient::Get();
EXPECT_FALSE(fake_session_manager_client->session_stopped());
// No reboot requested via power manager.
auto* fake_power_manager_client = chromeos::FakePowerManagerClient::Get();
EXPECT_EQ(fake_power_manager_client->num_request_restart_calls(), 0);
// Reboot requested via update engine client.
EXPECT_TRUE(RequestedRebootAfterUpdate());
// Restart flags are set.
PrefService* pref_service = g_browser_process->local_state();
EXPECT_TRUE(pref_service->GetBoolean(prefs::kWasRestarted));
EXPECT_TRUE(KeepAliveRegistry::GetInstance()->IsRestarting());
}
IN_PROC_BROWSER_TEST_F(ApplicationLifetimeTest, AttemptRelaunchRelaunchesOs) {
AttemptRelaunch();
// Session Manager is not going to stop session.
EXPECT_FALSE(IsSendingStopRequestToSessionManager());
auto* fake_session_manager_client = ash::FakeSessionManagerClient::Get();
EXPECT_FALSE(fake_session_manager_client->session_stopped());
// Reboot has been requested.
auto* fake_power_manager_client = chromeos::FakePowerManagerClient::Get();
EXPECT_GE(fake_power_manager_client->num_request_restart_calls(), 1);
// No restart flags set.
PrefService* pref_service = g_browser_process->local_state();
EXPECT_FALSE(pref_service->GetBoolean(prefs::kWasRestarted));
EXPECT_FALSE(KeepAliveRegistry::GetInstance()->IsRestarting());
}
IN_PROC_BROWSER_TEST_F(ApplicationLifetimeTest,
AttemptExitSendsStopRequestToSessionManager) {
AttemptExit();
// Session Manager has received stop session request.
EXPECT_TRUE(IsSendingStopRequestToSessionManager());
auto* fake_session_manager_client = ash::FakeSessionManagerClient::Get();
EXPECT_TRUE(fake_session_manager_client->session_stopped());
// No reboot requested.
auto* fake_power_manager_client = chromeos::FakePowerManagerClient::Get();
EXPECT_EQ(fake_power_manager_client->num_request_restart_calls(), 0);
// No restart flags set.
PrefService* pref_service = g_browser_process->local_state();
EXPECT_FALSE(pref_service->GetBoolean(prefs::kWasRestarted));
EXPECT_FALSE(KeepAliveRegistry::GetInstance()->IsRestarting());
}
IN_PROC_BROWSER_TEST_F(ApplicationLifetimeTest, RelaunchForUpdate) {
FakePendingUpdate();
RelaunchForUpdate();
// Reboot requested via update engine client.
EXPECT_TRUE(RequestedRebootAfterUpdate());
}
} // namespace chrome
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