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// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ash/constants/ash_pref_names.h"
#include "base/run_loop.h"
#include "chrome/browser/ash/policy/core/device_policy_cros_browser_test.h"
#include "chrome/browser/browser_process.h"
#include "chrome/browser/tracing/chrome_tracing_delegate.h"
#include "chromeos/ash/components/install_attributes/stub_install_attributes.h"
#include "chromeos/ash/components/policy/device_policy/device_policy_builder.h"
#include "components/policy/proto/chrome_device_policy.pb.h"
#include "components/prefs/pref_observer.h"
#include "components/prefs/pref_service.h"
#include "content/public/browser/tracing_delegate.h"
#include "content/public/test/browser_test.h"
namespace policy {
namespace em = ::enterprise_management;
class DeviceSystemWideTracingEnabledPolicyTest
: public DevicePolicyCrosBrowserTest {
protected:
DeviceSystemWideTracingEnabledPolicyTest() = default;
~DeviceSystemWideTracingEnabledPolicyTest() override = default;
void OnPreferenceChanged(const std::string& pref_name) {
if (run_loop_)
run_loop_->Quit();
}
// Updates the device policy in |device_system_wide_tracing_enabled.enabled|.
void UpdatePolicy(bool device_system_wide_tracing_enabled) {
DevicePolicyBuilder* builder = device_policy();
ASSERT_TRUE(builder);
em::ChromeDeviceSettingsProto& proto(builder->payload());
proto.mutable_device_system_wide_tracing_enabled()->set_enabled(
device_system_wide_tracing_enabled);
}
// Refreshes device policy and waits for it to be applied.
void SyncRefreshDevicePolicy() {
PrefChangeRegistrar pref_change_registrar;
pref_change_registrar.Init(g_browser_process->local_state());
base::RepeatingCallback<void(const std::string&)> pref_changed_callback =
base::BindRepeating(
&DeviceSystemWideTracingEnabledPolicyTest::OnPreferenceChanged,
base::Unretained(this));
pref_change_registrar.Add(ash::prefs::kDeviceSystemWideTracingEnabled,
pref_changed_callback);
run_loop_ = std::make_unique<base::RunLoop>();
RefreshDevicePolicy();
run_loop_->Run();
run_loop_.reset();
}
std::unique_ptr<base::RunLoop> run_loop_;
};
class DeviceSystemWideTracingEnabledPolicyConsumerOwnedTest
: public DeviceSystemWideTracingEnabledPolicyTest {
protected:
DeviceSystemWideTracingEnabledPolicyConsumerOwnedTest()
: install_attributes_(ash::StubInstallAttributes::CreateConsumerOwned()) {
}
~DeviceSystemWideTracingEnabledPolicyConsumerOwnedTest() override = default;
ash::ScopedStubInstallAttributes install_attributes_;
};
// Test that system-wide tracing is enabled by default for a consumer-owned
// device.
IN_PROC_BROWSER_TEST_F(DeviceSystemWideTracingEnabledPolicyConsumerOwnedTest,
DefaultEnabled) {
ASSERT_TRUE(ChromeTracingDelegate::IsSystemWideTracingEnabled());
}
class DeviceSystemWideTracingEnabledPolicyEnterpriseManagedTest
: public DeviceSystemWideTracingEnabledPolicyTest {
protected:
DeviceSystemWideTracingEnabledPolicyEnterpriseManagedTest()
: install_attributes_(
ash::StubInstallAttributes::CreateCloudManaged("fake-domain.com",
"fake-id")) {}
~DeviceSystemWideTracingEnabledPolicyEnterpriseManagedTest() override =
default;
ash::ScopedStubInstallAttributes install_attributes_;
};
// Test that system-wide tracing is disabled by default for a managed device and
// can be turned on by the policy.
IN_PROC_BROWSER_TEST_F(
DeviceSystemWideTracingEnabledPolicyEnterpriseManagedTest,
PolicyApplied) {
ASSERT_FALSE(ChromeTracingDelegate::IsSystemWideTracingEnabled());
UpdatePolicy(true);
SyncRefreshDevicePolicy();
ASSERT_TRUE(ChromeTracingDelegate::IsSystemWideTracingEnabled());
UpdatePolicy(false);
SyncRefreshDevicePolicy();
ASSERT_FALSE(ChromeTracingDelegate::IsSystemWideTracingEnabled());
}
} // namespace policy
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