Browser tests for multiprofile settings.

Check the preferences thaht can be controlled by other users.
Also look for the secondary user banner, and controlled-by
indicators in headings.

BUG=359578
R=nkostylev@chromium.org

Review URL: https://codereview.chromium.org/322293002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@277868 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/ui/webui/options/chromeos/shared_options_browsertest.cc

@@ -5,6 +5,7 @@
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/prefs/pref_service.h"
+#include "base/strings/stringprintf.h"
 #include "chrome/browser/chromeos/login/login_manager_test.h"
 #include "chrome/browser/chromeos/login/startup_utils.h"
 #include "chrome/browser/chromeos/login/ui/user_adding_screen.h"
@@ -12,6 +13,7 @@
 #include "chrome/browser/chromeos/settings/cros_settings.h"
 #include "chrome/browser/chromeos/settings/stub_cros_settings_provider.h"
 #include "chrome/browser/ui/browser.h"
+#include "chrome/browser/ui/browser_commands.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/test/base/ui_test_utils.h"
@@ -24,7 +26,55 @@ namespace chromeos {
 
 namespace {
 
-const char* kTestUsers[] = { "test-user1@gmail.com", "test-user2@gmail.com" };
+const char* kTestOwner = "test-owner@example.com";
+const char* kTestNonOwner = "test-user1@example.com";
+
+const char* kKnownSettings[] = {
+  kDeviceOwner,
+  kAccountsPrefAllowGuest,
+  kAccountsPrefAllowNewUser,
+  kAccountsPrefDeviceLocalAccounts,
+  kAccountsPrefShowUserNamesOnSignIn,
+  kAccountsPrefSupervisedUsersEnabled,
+};
+
+// Stub settings provider that only handles the settings we need to control.
+// StubCrosSettingsProvider handles more settings but leaves many of them unset
+// which the Settings page doesn't expect.
+class StubAccountSettingsProvider : public StubCrosSettingsProvider {
+ public:
+  StubAccountSettingsProvider() {
+  }
+
+  virtual ~StubAccountSettingsProvider() {
+  }
+
+  // StubCrosSettingsProvider implementation.
+  virtual bool HandlesSetting(const std::string& path) const OVERRIDE {
+    const char** end = kKnownSettings + arraysize(kKnownSettings);
+    return std::find(kKnownSettings, end, path) != end;
+  }
+};
+
+struct PrefTest {
+  const char* pref_name;
+  bool owner_only;
+  bool indicator;
+};
+
+const PrefTest kPrefTests[] = {
+  { kSystemTimezone, false, false },
+  { prefs::kUse24HourClock, false, false },
+  { kAttestationForContentProtectionEnabled, true, true },
+  { kAccountsPrefAllowGuest, true, false },
+  { kAccountsPrefAllowNewUser, true, false },
+  { kAccountsPrefShowUserNamesOnSignIn, true, false },
+  { kAccountsPrefSupervisedUsersEnabled, true, false },
+#if defined(GOOGLE_CHROME_BUILD)
+  { kStatsReportingPref, true, true },
+  { prefs::kSpellCheckUseSpellingService, false, false },
+#endif
+};
 
 }  // namespace
 
@@ -33,7 +83,7 @@ class SharedOptionsTest : public LoginManagerTest {
   SharedOptionsTest()
     : LoginManagerTest(false),
       device_settings_provider_(NULL) {
-    stub_settings_provider_.Set(kDeviceOwner, base::StringValue(kTestUsers[0]));
+    stub_settings_provider_.Set(kDeviceOwner, base::StringValue(kTestOwner));
   }
 
   virtual ~SharedOptionsTest() {
@@ -41,21 +91,43 @@ class SharedOptionsTest : public LoginManagerTest {
 
   virtual void SetUpOnMainThread() OVERRIDE {
     LoginManagerTest::SetUpOnMainThread();
+
     CrosSettings* settings = CrosSettings::Get();
+
+    // Add the stub settings provider, moving the device settings provider
+    // behind it so our stub takes precedence.
     device_settings_provider_ = settings->GetProvider(kDeviceOwner);
     settings->RemoveSettingsProvider(device_settings_provider_);
     settings->AddSettingsProvider(&stub_settings_provider_);
+    settings->AddSettingsProvider(device_settings_provider_);
   }
 
   virtual void CleanUpOnMainThread() OVERRIDE {
     CrosSettings* settings = CrosSettings::Get();
     settings->RemoveSettingsProvider(&stub_settings_provider_);
-    settings->AddSettingsProvider(device_settings_provider_);
     LoginManagerTest::CleanUpOnMainThread();
   }
 
  protected:
-  void CheckOptionsUI(const User* user, bool is_primary) {
+  void CheckOptionsUI(const User* user, bool is_owner, bool is_primary) {
+    Browser* browser = CreateBrowserForUser(user);
+    content::WebContents* contents =
+        browser->tab_strip_model()->GetActiveWebContents();
+
+    for (size_t i = 0; i < sizeof(kPrefTests) / sizeof(kPrefTests[0]); i++) {
+      CheckPreference(contents,
+                      kPrefTests[i].pref_name,
+                      !is_owner && kPrefTests[i].owner_only,
+                      !is_owner && kPrefTests[i].indicator ? "owner" :
+                                                             std::string());
+    }
+    CheckBanner(contents, is_primary);
+    CheckSharedSections(contents, is_primary);
+    CheckAccountsOverlay(contents, is_owner);
+  }
+
+  // Creates a browser and navigates to the Settings page.
+  Browser* CreateBrowserForUser(const User* user) {
     Profile* profile = UserManager::Get()->GetProfileByUser(user);
     profile->GetPrefs()->SetString(prefs::kGoogleServicesUsername,
                                    user->email());
@@ -66,20 +138,119 @@ class SharedOptionsTest : public LoginManagerTest {
 
     ui_test_utils::NavigateToURL(browser,
                                  GURL("chrome://settings-frame"));
-    content::WebContents* contents =
-        browser->tab_strip_model()->GetActiveWebContents();
+    return browser;
+  }
+
+  // Verifies a preference's disabled state and controlled-by indicator.
+  void CheckPreference(content::WebContents* contents,
+                       std::string pref_name,
+                       bool disabled,
+                       std::string controlled_by) {
+    bool success;
+    std::string js_expression = base::StringPrintf(
+        "var prefSelector = '[pref=\"%s\"]';"
+        "var controlledBy = '%s';"
+        "var input = document.querySelector("
+        "    'input' + prefSelector + ', select' + prefSelector);"
+        "var success = false;"
+        "if (input) {"
+        "  success = input.disabled == %d;"
+        "  var indicator = document.querySelector(input.tagName +"
+        "      prefSelector + ' + span span.controlled-setting-indicator');"
+        "  if (controlledBy) {"
+        "    success = success && indicator &&"
+        "              indicator.getAttribute('controlled-by') == controlledBy;"
+        "  } else {"
+        "    success = success && (!indicator ||"
+        "              !indicator.hasAttribute('controlled-by') ||"
+        "              indicator.getAttribute('controlled-by') == '')"
+        "  }"
+        "}"
+        "window.domAutomationController.send(!!success);",
+        pref_name.c_str(), controlled_by.c_str(), disabled);
+    ASSERT_TRUE(content::ExecuteScriptAndExtractBool(
+        contents, js_expression, &success));
+    EXPECT_TRUE(success);
+  }
+
+  // Verifies a checkbox's disabled state, controlled-by indicator and value.
+  void CheckBooleanPreference(content::WebContents* contents,
+                              std::string pref_name,
+                              bool disabled,
+                              std::string controlled_by,
+                              bool expected_value) {
+    CheckPreference(contents, pref_name, disabled, controlled_by);
+    bool actual_value;
+    std::string js_expression = base::StringPrintf(
+        "window.domAutomationController.send(document.querySelector('"
+        "    input[type=\"checkbox\"][pref=\"%s\"]').checked);",
+        pref_name.c_str());
+    ASSERT_TRUE(content::ExecuteScriptAndExtractBool(
+        contents, js_expression, &actual_value));
+    EXPECT_EQ(expected_value, actual_value);
+  }
 
+  // Verifies that the shared settings banner is visible only for
+  // secondary users.
+  void CheckBanner(content::WebContents* contents,
+                   bool is_primary) {
     bool banner_visible;
     ASSERT_TRUE(content::ExecuteScriptAndExtractBool(
         contents,
-        "var e = document.getElementById('secondary-user-banner');"
-        "var visible = e.offsetWidth > 0 && e.offsetHeight > 0;"
-        "window.domAutomationController.send(visible);",
+        "var e = $('secondary-user-banner');"
+        "window.domAutomationController.send(e && !e.hidden);",
         &banner_visible));
-    EXPECT_EQ(is_primary, !banner_visible);
+    EXPECT_EQ(!is_primary, banner_visible);
+  }
+
+  // Verifies that sections of shared settings have the appropriate indicator.
+  void CheckSharedSections(content::WebContents* contents,
+                           bool is_primary) {
+    // This only applies to the Internet options section.
+    std::string controlled_by;
+    ASSERT_TRUE(content::ExecuteScriptAndExtractString(
+        contents,
+        "var e = document.querySelector("
+        "    '#network-section-header span.controlled-setting-indicator');"
+        "if (!e || !e.getAttribute('controlled-by')) {"
+        "  window.domAutomationController.send('');"
+        "} else {"
+        "  window.domAutomationController.send("
+        "      e.getAttribute('controlled-by'));"
+        "}",
+        &controlled_by));
+    EXPECT_EQ(!is_primary ? "shared" : std::string(), controlled_by);
+  }
+
+  // Checks the Accounts header and non-checkbox inputs.
+  void CheckAccountsOverlay(content::WebContents* contents, bool is_owner) {
+    // Set cros.accounts.allowGuest to false so we can test the accounts list.
+    // This has to be done after the PRE_* test or we can't add the owner.
+    stub_settings_provider_.Set(
+        kAccountsPrefAllowNewUser, base::FundamentalValue(false));
+
+    bool success;
+    std::string js_expression = base::StringPrintf(
+        "var controlled = %d;"
+        "var warning = $('ownerOnlyWarning');"
+        "var userList = $('userList');"
+        "var input = $('userNameEdit');"
+        "var success;"
+        "if (controlled)"
+        "  success = warning && !warning.hidden && userList.disabled &&"
+        "            input.disabled;"
+        "else"
+        "  success = (!warning || warning.hidden) && !userList.disabled &&"
+        "            !input.disabled;"
+        "window.domAutomationController.send(!!success);",
+        !is_owner);
+    ASSERT_TRUE(content::ExecuteScriptAndExtractBool(
+        contents, js_expression, &success));
+    EXPECT_TRUE(success) << "Accounts overlay incorrect for " <<
+        (is_owner ? "owner." : "non-owner.");
   }
 
-  StubCrosSettingsProvider stub_settings_provider_;
+  StubAccountSettingsProvider stub_settings_provider_;
   CrosSettingsProvider* device_settings_provider_;
 
  private:
@@ -87,22 +258,150 @@ class SharedOptionsTest : public LoginManagerTest {
 };
 
 IN_PROC_BROWSER_TEST_F(SharedOptionsTest, PRE_SharedOptions) {
-  RegisterUser(kTestUsers[0]);
-  RegisterUser(kTestUsers[1]);
+  RegisterUser(kTestOwner);
+  RegisterUser(kTestNonOwner);
   StartupUtils::MarkOobeCompleted();
 }
 
 IN_PROC_BROWSER_TEST_F(SharedOptionsTest, SharedOptions) {
-  LoginUser(kTestUsers[0]);
+  // Log in the owner first, then add a secondary user.
+  LoginUser(kTestOwner);
   UserAddingScreen::Get()->Start();
   content::RunAllPendingInMessageLoop();
-  AddUser(kTestUsers[1]);
+  AddUser(kTestNonOwner);
 
   UserManager* manager = UserManager::Get();
   ASSERT_EQ(2u, manager->GetLoggedInUsers().size());
+  {
+    SCOPED_TRACE("Checking settings for owner, primary user.");
+    CheckOptionsUI(manager->FindUser(manager->GetOwnerEmail()), true, true);
+  }
+  {
+    SCOPED_TRACE("Checking settings for non-owner, secondary user.");
+    CheckOptionsUI(manager->FindUser(kTestNonOwner), false, false);
+  }
+  // TODO(michaelpg): Add tests for non-primary owner and primary non-owner
+  // when the owner-only multiprofile restriction is removed, probably M38.
+}
 
-  CheckOptionsUI(manager->FindUser(kTestUsers[0]), true /* is_primary */);
-  CheckOptionsUI(manager->FindUser(kTestUsers[1]), false /* is_primary */);
+IN_PROC_BROWSER_TEST_F(SharedOptionsTest, PRE_ScreenLockPreference) {
+  RegisterUser(kTestOwner);
+  RegisterUser(kTestNonOwner);
+  StartupUtils::MarkOobeCompleted();
+}
+
+// Tests that a shared setting indicator appears for the auto-lock setting
+// when the user has the checkbox unselected but another user has enabled
+// auto-lock. (The checkbox is unset if the user's preference is false,
+// but if any other signed-in user has enabled this preference, the shared
+// setting indicator explains this.)
+IN_PROC_BROWSER_TEST_F(SharedOptionsTest, ScreenLockPreference) {
+  LoginUser(kTestOwner);
+  UserAddingScreen::Get()->Start();
+  content::RunAllPendingInMessageLoop();
+  AddUser(kTestNonOwner);
+
+  UserManager* manager = UserManager::Get();
+  const User* user1 = manager->FindUser(kTestOwner);
+  const User* user2 = manager->FindUser(kTestNonOwner);
+
+  PrefService* prefs1 = manager->GetProfileByUser(user1)->GetPrefs();
+  PrefService* prefs2 = manager->GetProfileByUser(user2)->GetPrefs();
+  prefs1->SetBoolean(prefs::kEnableAutoScreenLock, false);
+  prefs2->SetBoolean(prefs::kEnableAutoScreenLock, false);
+
+  Browser* browser1 = CreateBrowserForUser(user1);
+  Browser* browser2 = CreateBrowserForUser(user2);
+  content::WebContents* contents1 =
+      browser1->tab_strip_model()->GetActiveWebContents();
+  content::WebContents* contents2 =
+      browser2->tab_strip_model()->GetActiveWebContents();
+
+  bool disabled = false;
+  bool expected_value;
+  std::string empty_controlled;
+  std::string shared_controlled("shared");
+
+  // First test case: secondary user dependent on primary user.
+  {
+    SCOPED_TRACE("Screen lock false for both users");
+    expected_value = false;
+    CheckBooleanPreference(contents1, prefs::kEnableAutoScreenLock, disabled,
+                           empty_controlled, expected_value);
+    CheckBooleanPreference(contents2, prefs::kEnableAutoScreenLock, disabled,
+                           empty_controlled, expected_value);
+  }
+  // Set the preference to true for the primary user and check that the value
+  // changes appropriately.
+  prefs1->SetBoolean(prefs::kEnableAutoScreenLock, true);
+  {
+    SCOPED_TRACE("Screen lock true for primary user");
+    expected_value = true;
+    CheckBooleanPreference(contents1, prefs::kEnableAutoScreenLock, disabled,
+                           empty_controlled, expected_value);
+  }
+  // Reload the secondary user's browser to see the updated controlled-by
+  // indicator. Also reload the primary user's to make sure the setting still
+  // starts out correctly.
+  chrome::Reload(browser1, CURRENT_TAB);
+  chrome::Reload(browser2, CURRENT_TAB);
+  content::WaitForLoadStop(contents1);
+  content::WaitForLoadStop(contents2);
+  {
+    SCOPED_TRACE("Screen lock true for primary user, false for secondary user");
+    expected_value = true;
+    CheckBooleanPreference(contents1, prefs::kEnableAutoScreenLock, disabled,
+                           empty_controlled, expected_value);
+    expected_value = false;
+    CheckBooleanPreference(contents2, prefs::kEnableAutoScreenLock, disabled,
+                           shared_controlled, expected_value);
+  }
+  // Set the preference to true for the secondary user and check that the
+  // indicator disappears.
+  prefs2->SetBoolean(prefs::kEnableAutoScreenLock, true);
+  {
+    SCOPED_TRACE("Screen lock true for secondary user");
+    expected_value = true;
+    CheckBooleanPreference(contents2, prefs::kEnableAutoScreenLock, disabled,
+                           empty_controlled, expected_value);
+  }
+
+  // Second test case: primary user dependent on secondary user.
+  chrome::Reload(browser1, CURRENT_TAB);
+  chrome::Reload(browser2, CURRENT_TAB);
+  content::WaitForLoadStop(contents1);
+  content::WaitForLoadStop(contents2);
+  {
+    SCOPED_TRACE("Screen lock true for both users");
+    expected_value = true;
+    CheckBooleanPreference(contents1, prefs::kEnableAutoScreenLock, disabled,
+                           empty_controlled, expected_value);
+    CheckBooleanPreference(contents2, prefs::kEnableAutoScreenLock, disabled,
+                           empty_controlled, expected_value);
+  }
+  // Set the preference to false for the primary user and check that the
+  // value changes correctly.
+  prefs1->SetBoolean(prefs::kEnableAutoScreenLock, false);
+  {
+    SCOPED_TRACE("Screen lock false for primary user");
+    expected_value = false;
+    CheckBooleanPreference(contents1, prefs::kEnableAutoScreenLock, disabled,
+                           shared_controlled, expected_value);
+  }
+  // The primary user should now see a shared setting indicator.
+  chrome::Reload(browser1, CURRENT_TAB);
+  chrome::Reload(browser2, CURRENT_TAB);
+  content::WaitForLoadStop(contents1);
+  content::WaitForLoadStop(contents2);
+  {
+    SCOPED_TRACE("Screen lock false for primary user, true for secondary user");
+    expected_value = false;
+    CheckBooleanPreference(contents1, prefs::kEnableAutoScreenLock, disabled,
+                           shared_controlled, expected_value);
+    expected_value = true;
+    CheckBooleanPreference(contents2, prefs::kEnableAutoScreenLock, disabled,
+                           empty_controlled, expected_value);
+  }
 }
 
 }  // namespace chromeos