| // Copyright 2013 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include <string> |
| |
| #include "ash/magnifier/magnifier_constants.h" |
| #include "base/basictypes.h" |
| #include "base/bind.h" |
| #include "base/bind_helpers.h" |
| #include "base/command_line.h" |
| #include "base/compiler_specific.h" |
| #include "base/location.h" |
| #include "base/message_loop/message_loop.h" |
| #include "base/prefs/pref_change_registrar.h" |
| #include "base/prefs/pref_service.h" |
| #include "base/run_loop.h" |
| #include "base/values.h" |
| #include "chrome/browser/chromeos/accessibility/accessibility_manager.h" |
| #include "chrome/browser/chromeos/accessibility/magnification_manager.h" |
| #include "chrome/browser/chromeos/policy/device_policy_builder.h" |
| #include "chrome/browser/chromeos/policy/device_policy_cros_browser_test.h" |
| #include "chrome/browser/chromeos/policy/proto/chrome_device_policy.pb.h" |
| #include "chrome/browser/chromeos/profiles/profile_helper.h" |
| #include "chrome/browser/chromeos/settings/device_settings_service.h" |
| #include "chrome/browser/lifetime/application_lifetime.h" |
| #include "chrome/browser/profiles/profile.h" |
| #include "chrome/browser/profiles/profile_manager.h" |
| #include "chrome/common/pref_names.h" |
| #include "chromeos/chromeos_switches.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| |
| namespace em = enterprise_management; |
| |
| namespace policy { |
| |
| namespace { |
| |
| const em::AccessibilitySettingsProto_ScreenMagnifierType kFullScreenMagnifier = |
| em::AccessibilitySettingsProto_ScreenMagnifierType_SCREEN_MAGNIFIER_TYPE_FULL; |
| |
| // Spins the loop until a notification is received from |prefs| that the value |
| // of |pref_name| has changed. If the notification is received before Wait() |
| // has been called, Wait() returns immediately and no loop is spun. |
| class PrefChangeWatcher { |
| public: |
| PrefChangeWatcher(const char* pref_name, PrefService* prefs); |
| |
| void Wait(); |
| |
| void OnPrefChange(); |
| |
| private: |
| bool pref_changed_; |
| |
| base::RunLoop run_loop_; |
| PrefChangeRegistrar registrar_; |
| |
| DISALLOW_COPY_AND_ASSIGN(PrefChangeWatcher); |
| }; |
| |
| PrefChangeWatcher::PrefChangeWatcher(const char* pref_name, |
| PrefService* prefs) |
| : pref_changed_(false) { |
| registrar_.Init(prefs); |
| registrar_.Add(pref_name, base::Bind(&PrefChangeWatcher::OnPrefChange, |
| base::Unretained(this))); |
| } |
| |
| void PrefChangeWatcher::Wait() { |
| if (!pref_changed_) |
| run_loop_.Run(); |
| } |
| |
| void PrefChangeWatcher::OnPrefChange() { |
| pref_changed_ = true; |
| run_loop_.Quit(); |
| } |
| |
| } // namespace |
| |
| class LoginScreenDefaultPolicyBrowsertestBase |
| : public DevicePolicyCrosBrowserTest { |
| protected: |
| LoginScreenDefaultPolicyBrowsertestBase(); |
| virtual ~LoginScreenDefaultPolicyBrowsertestBase(); |
| |
| // DevicePolicyCrosBrowserTest: |
| virtual void SetUpInProcessBrowserTestFixture() OVERRIDE; |
| virtual void SetUpOnMainThread() OVERRIDE; |
| |
| void RefreshDevicePolicyAndWaitForPrefChange(const char* pref_name); |
| |
| Profile* login_profile_; |
| |
| private: |
| DISALLOW_COPY_AND_ASSIGN(LoginScreenDefaultPolicyBrowsertestBase); |
| }; |
| |
| class LoginScreenDefaultPolicyLoginScreenBrowsertest |
| : public LoginScreenDefaultPolicyBrowsertestBase { |
| protected: |
| LoginScreenDefaultPolicyLoginScreenBrowsertest(); |
| virtual ~LoginScreenDefaultPolicyLoginScreenBrowsertest(); |
| |
| // LoginScreenDefaultPolicyBrowsertestBase: |
| virtual void SetUpCommandLine(CommandLine* command_line) OVERRIDE; |
| virtual void SetUpOnMainThread() OVERRIDE; |
| virtual void CleanUpOnMainThread() OVERRIDE; |
| |
| void VerifyPrefFollowsRecommendation(const char* pref_name, |
| const base::Value& recommended_value); |
| |
| private: |
| DISALLOW_COPY_AND_ASSIGN(LoginScreenDefaultPolicyLoginScreenBrowsertest); |
| }; |
| |
| class LoginScreenDefaultPolicyInSessionBrowsertest |
| : public LoginScreenDefaultPolicyBrowsertestBase { |
| protected: |
| LoginScreenDefaultPolicyInSessionBrowsertest(); |
| virtual ~LoginScreenDefaultPolicyInSessionBrowsertest(); |
| |
| // LoginScreenDefaultPolicyBrowsertestBase: |
| virtual void SetUpOnMainThread() OVERRIDE; |
| |
| void VerifyPrefFollowsDefault(const char* pref_name); |
| |
| private: |
| DISALLOW_COPY_AND_ASSIGN(LoginScreenDefaultPolicyInSessionBrowsertest); |
| }; |
| |
| LoginScreenDefaultPolicyBrowsertestBase:: |
| LoginScreenDefaultPolicyBrowsertestBase() : login_profile_(NULL) { |
| } |
| |
| LoginScreenDefaultPolicyBrowsertestBase:: |
| ~LoginScreenDefaultPolicyBrowsertestBase() { |
| } |
| |
| void LoginScreenDefaultPolicyBrowsertestBase:: |
| SetUpInProcessBrowserTestFixture() { |
| InstallOwnerKey(); |
| MarkAsEnterpriseOwned(); |
| DevicePolicyCrosBrowserTest::SetUpInProcessBrowserTestFixture(); |
| } |
| |
| void LoginScreenDefaultPolicyBrowsertestBase::SetUpOnMainThread() { |
| DevicePolicyCrosBrowserTest::SetUpOnMainThread(); |
| login_profile_ = chromeos::ProfileHelper::GetSigninProfile(); |
| ASSERT_TRUE(login_profile_); |
| } |
| |
| void LoginScreenDefaultPolicyBrowsertestBase:: |
| RefreshDevicePolicyAndWaitForPrefChange(const char* pref_name) { |
| PrefChangeWatcher watcher(pref_name, login_profile_->GetPrefs()); |
| RefreshDevicePolicy(); |
| watcher.Wait(); |
| } |
| |
| LoginScreenDefaultPolicyLoginScreenBrowsertest:: |
| LoginScreenDefaultPolicyLoginScreenBrowsertest() { |
| } |
| |
| LoginScreenDefaultPolicyLoginScreenBrowsertest:: |
| ~LoginScreenDefaultPolicyLoginScreenBrowsertest() { |
| } |
| |
| void LoginScreenDefaultPolicyLoginScreenBrowsertest::SetUpCommandLine( |
| CommandLine* command_line) { |
| LoginScreenDefaultPolicyBrowsertestBase::SetUpCommandLine(command_line); |
| command_line->AppendSwitch(chromeos::switches::kLoginManager); |
| command_line->AppendSwitch(chromeos::switches::kForceLoginManagerInTests); |
| } |
| |
| void LoginScreenDefaultPolicyLoginScreenBrowsertest::SetUpOnMainThread() { |
| LoginScreenDefaultPolicyBrowsertestBase::SetUpOnMainThread(); |
| |
| // Set the login screen profile. |
| chromeos::AccessibilityManager* accessibility_manager = |
| chromeos::AccessibilityManager::Get(); |
| ASSERT_TRUE(accessibility_manager); |
| accessibility_manager->SetProfileForTest( |
| chromeos::ProfileHelper::GetSigninProfile()); |
| |
| chromeos::MagnificationManager* magnification_manager = |
| chromeos::MagnificationManager::Get(); |
| ASSERT_TRUE(magnification_manager); |
| magnification_manager->SetProfileForTest( |
| chromeos::ProfileHelper::GetSigninProfile()); |
| } |
| |
| void LoginScreenDefaultPolicyLoginScreenBrowsertest::CleanUpOnMainThread() { |
| base::MessageLoop::current()->PostTask(FROM_HERE, |
| base::Bind(&chrome::AttemptExit)); |
| base::RunLoop().RunUntilIdle(); |
| LoginScreenDefaultPolicyBrowsertestBase::CleanUpOnMainThread(); |
| } |
| |
| void LoginScreenDefaultPolicyLoginScreenBrowsertest:: |
| VerifyPrefFollowsRecommendation(const char* pref_name, |
| const base::Value& recommended_value) { |
| const PrefService::Preference* pref = |
| login_profile_->GetPrefs()->FindPreference(pref_name); |
| ASSERT_TRUE(pref); |
| EXPECT_FALSE(pref->IsManaged()); |
| EXPECT_FALSE(pref->IsDefaultValue()); |
| EXPECT_TRUE(base::Value::Equals(&recommended_value, pref->GetValue())); |
| EXPECT_TRUE(base::Value::Equals(&recommended_value, |
| pref->GetRecommendedValue())); |
| } |
| |
| LoginScreenDefaultPolicyInSessionBrowsertest:: |
| LoginScreenDefaultPolicyInSessionBrowsertest() { |
| } |
| |
| LoginScreenDefaultPolicyInSessionBrowsertest:: |
| ~LoginScreenDefaultPolicyInSessionBrowsertest() { |
| } |
| |
| void LoginScreenDefaultPolicyInSessionBrowsertest::SetUpOnMainThread() { |
| LoginScreenDefaultPolicyBrowsertestBase::SetUpOnMainThread(); |
| |
| // Tell the DeviceSettingsService that there is no local owner. |
| chromeos::DeviceSettingsService::Get()->SetUsername(std::string()); |
| } |
| |
| void LoginScreenDefaultPolicyInSessionBrowsertest::VerifyPrefFollowsDefault( |
| const char* pref_name) { |
| Profile* profile = ProfileManager::GetActiveUserProfile(); |
| ASSERT_TRUE(profile); |
| const PrefService::Preference* pref = |
| profile->GetPrefs()->FindPreference(pref_name); |
| ASSERT_TRUE(pref); |
| EXPECT_FALSE(pref->IsManaged()); |
| EXPECT_TRUE(pref->IsDefaultValue()); |
| EXPECT_FALSE(pref->GetRecommendedValue()); |
| } |
| |
| IN_PROC_BROWSER_TEST_F(LoginScreenDefaultPolicyLoginScreenBrowsertest, |
| DeviceLoginScreenDefaultLargeCursorEnabled) { |
| // Verifies that the default state of the large cursor accessibility feature |
| // on the login screen can be controlled through device policy. |
| |
| // Enable the large cursor through device policy and wait for the change to |
| // take effect. |
| em::ChromeDeviceSettingsProto& proto(device_policy()->payload()); |
| proto.mutable_accessibility_settings()-> |
| set_login_screen_default_large_cursor_enabled(true); |
| RefreshDevicePolicyAndWaitForPrefChange(prefs::kLargeCursorEnabled); |
| |
| // Verify that the pref which controls the large cursor in the login profile |
| // has changed to the policy-supplied default. |
| VerifyPrefFollowsRecommendation(prefs::kLargeCursorEnabled, |
| base::FundamentalValue(true)); |
| |
| // Verify that the large cursor is enabled. |
| chromeos::AccessibilityManager* accessibility_manager = |
| chromeos::AccessibilityManager::Get(); |
| ASSERT_TRUE(accessibility_manager); |
| EXPECT_TRUE(accessibility_manager->IsLargeCursorEnabled()); |
| } |
| |
| IN_PROC_BROWSER_TEST_F(LoginScreenDefaultPolicyLoginScreenBrowsertest, |
| DeviceLoginScreenDefaultSpokenFeedbackEnabled) { |
| // Verifies that the default state of the spoken feedback accessibility |
| // feature on the login screen can be controlled through device policy. |
| |
| // Enable spoken feedback through device policy and wait for the change to |
| // take effect. |
| em::ChromeDeviceSettingsProto& proto(device_policy()->payload()); |
| proto.mutable_accessibility_settings()-> |
| set_login_screen_default_spoken_feedback_enabled(true); |
| RefreshDevicePolicyAndWaitForPrefChange(prefs::kSpokenFeedbackEnabled); |
| |
| // Verify that the pref which controls spoken feedback in the login profile |
| // has changed to the policy-supplied default. |
| VerifyPrefFollowsRecommendation(prefs::kSpokenFeedbackEnabled, |
| base::FundamentalValue(true)); |
| |
| // Verify that spoken feedback is enabled. |
| chromeos::AccessibilityManager* accessibility_manager = |
| chromeos::AccessibilityManager::Get(); |
| ASSERT_TRUE(accessibility_manager); |
| EXPECT_TRUE(accessibility_manager->IsSpokenFeedbackEnabled()); |
| } |
| |
| IN_PROC_BROWSER_TEST_F(LoginScreenDefaultPolicyLoginScreenBrowsertest, |
| DeviceLoginScreenDefaultHighContrastEnabled) { |
| // Verifies that the default state of the high contrast mode accessibility |
| // feature on the login screen can be controlled through device policy. |
| |
| // Enable high contrast mode through device policy and wait for the change to |
| // take effect. |
| em::ChromeDeviceSettingsProto& proto(device_policy()->payload()); |
| proto.mutable_accessibility_settings()-> |
| set_login_screen_default_high_contrast_enabled(true); |
| RefreshDevicePolicyAndWaitForPrefChange(prefs::kHighContrastEnabled); |
| |
| // Verify that the pref which controls high contrast mode in the login profile |
| // has changed to the policy-supplied default. |
| VerifyPrefFollowsRecommendation(prefs::kHighContrastEnabled, |
| base::FundamentalValue(true)); |
| |
| // Verify that high contrast mode is enabled. |
| chromeos::AccessibilityManager* accessibility_manager = |
| chromeos::AccessibilityManager::Get(); |
| ASSERT_TRUE(accessibility_manager); |
| EXPECT_TRUE(accessibility_manager->IsHighContrastEnabled()); |
| } |
| |
| IN_PROC_BROWSER_TEST_F(LoginScreenDefaultPolicyLoginScreenBrowsertest, |
| DeviceLoginScreenDefaultScreenMagnifierType) { |
| // Verifies that the default screen magnifier type enabled on the login screen |
| // can be controlled through device policy. |
| |
| // Set the screen magnifier type through device policy and wait for the change |
| // to take effect. |
| em::ChromeDeviceSettingsProto& proto(device_policy()->payload()); |
| proto.mutable_accessibility_settings()-> |
| set_login_screen_default_screen_magnifier_type(kFullScreenMagnifier); |
| RefreshDevicePolicyAndWaitForPrefChange(prefs::kScreenMagnifierType); |
| |
| // Verify that the prefs which control the screen magnifier type have changed |
| // to the policy-supplied default. |
| VerifyPrefFollowsRecommendation(prefs::kScreenMagnifierEnabled, |
| base::FundamentalValue(true)); |
| VerifyPrefFollowsRecommendation(prefs::kScreenMagnifierType, |
| base::FundamentalValue(ash::MAGNIFIER_FULL)); |
| |
| // Verify that the full-screen magnifier is enabled. |
| chromeos::MagnificationManager* magnification_manager = |
| chromeos::MagnificationManager::Get(); |
| ASSERT_TRUE(magnification_manager); |
| EXPECT_TRUE(magnification_manager->IsMagnifierEnabled()); |
| EXPECT_EQ(ash::MAGNIFIER_FULL, magnification_manager->GetMagnifierType()); |
| } |
| |
| IN_PROC_BROWSER_TEST_F(LoginScreenDefaultPolicyInSessionBrowsertest, |
| DeviceLoginScreenDefaultLargeCursorEnabled) { |
| // Verifies that changing the default state of the large cursor accessibility |
| // feature on the login screen through policy does not affect its state in a |
| // session. |
| |
| // Enable the large cursor through device policy and wait for the change to |
| // take effect. |
| em::ChromeDeviceSettingsProto& proto(device_policy()->payload()); |
| proto.mutable_accessibility_settings()-> |
| set_login_screen_default_large_cursor_enabled(true); |
| RefreshDevicePolicyAndWaitForPrefChange(prefs::kLargeCursorEnabled); |
| |
| // Verify that the pref which controls the large cursor in the session is |
| // unchanged. |
| VerifyPrefFollowsDefault(prefs::kLargeCursorEnabled); |
| |
| // Verify that the large cursor is disabled. |
| chromeos::AccessibilityManager* accessibility_manager = |
| chromeos::AccessibilityManager::Get(); |
| ASSERT_TRUE(accessibility_manager); |
| EXPECT_FALSE(accessibility_manager->IsLargeCursorEnabled()); |
| } |
| |
| IN_PROC_BROWSER_TEST_F(LoginScreenDefaultPolicyInSessionBrowsertest, |
| DeviceLoginScreenDefaultSpokenFeedbackEnabled) { |
| // Verifies that changing the default state of the spoken feedback |
| // accessibility feature on the login screen through policy does not affect |
| // its state in a session. |
| |
| // Enable spoken feedback through device policy and wait for the change to |
| // take effect. |
| em::ChromeDeviceSettingsProto& proto(device_policy()->payload()); |
| proto.mutable_accessibility_settings()-> |
| set_login_screen_default_spoken_feedback_enabled(true); |
| RefreshDevicePolicyAndWaitForPrefChange(prefs::kSpokenFeedbackEnabled); |
| |
| // Verify that the pref which controls the spoken feedback in the session is |
| // unchanged. |
| VerifyPrefFollowsDefault(prefs::kSpokenFeedbackEnabled); |
| |
| // Verify that spoken feedback is disabled. |
| chromeos::AccessibilityManager* accessibility_manager = |
| chromeos::AccessibilityManager::Get(); |
| ASSERT_TRUE(accessibility_manager); |
| EXPECT_FALSE(accessibility_manager->IsSpokenFeedbackEnabled()); |
| } |
| |
| IN_PROC_BROWSER_TEST_F(LoginScreenDefaultPolicyInSessionBrowsertest, |
| DeviceLoginScreenDefaultHighContrastEnabled) { |
| // Verifies that changing the default state of the high contrast mode |
| // accessibility feature on the login screen through policy does not affect |
| // its state in a session. |
| |
| // Enable high contrast mode through device policy and wait for the change to |
| // take effect. |
| em::ChromeDeviceSettingsProto& proto(device_policy()->payload()); |
| proto.mutable_accessibility_settings()-> |
| set_login_screen_default_high_contrast_enabled(true); |
| RefreshDevicePolicyAndWaitForPrefChange(prefs::kHighContrastEnabled); |
| |
| // Verify that the pref which controls high contrast mode in the session is |
| // unchanged. |
| VerifyPrefFollowsDefault(prefs::kHighContrastEnabled); |
| |
| // Verify that high contrast mode is disabled. |
| chromeos::AccessibilityManager* accessibility_manager = |
| chromeos::AccessibilityManager::Get(); |
| ASSERT_TRUE(accessibility_manager); |
| EXPECT_FALSE(accessibility_manager->IsHighContrastEnabled()); |
| } |
| |
| IN_PROC_BROWSER_TEST_F(LoginScreenDefaultPolicyInSessionBrowsertest, |
| DeviceLoginScreenDefaultScreenMagnifierType) { |
| // Verifies that changing the default screen magnifier type enabled on the |
| // login screen through policy does not affect its state in a session. |
| |
| // Set the screen magnifier type through device policy and wait for the change |
| // to take effect. |
| em::ChromeDeviceSettingsProto& proto(device_policy()->payload()); |
| proto.mutable_accessibility_settings()-> |
| set_login_screen_default_screen_magnifier_type(kFullScreenMagnifier); |
| RefreshDevicePolicyAndWaitForPrefChange(prefs::kScreenMagnifierType); |
| |
| // Verify that the prefs which control the screen magnifier in the session are |
| // unchanged. |
| VerifyPrefFollowsDefault(prefs::kScreenMagnifierEnabled); |
| VerifyPrefFollowsDefault(prefs::kScreenMagnifierType); |
| |
| // Verify that the screen magnifier is disabled. |
| chromeos::MagnificationManager* magnification_manager = |
| chromeos::MagnificationManager::Get(); |
| ASSERT_TRUE(magnification_manager); |
| EXPECT_FALSE(magnification_manager->IsMagnifierEnabled()); |
| EXPECT_EQ(ash::kDefaultMagnifierType, |
| magnification_manager->GetMagnifierType()); |
| } |
| |
| } // namespace policy |