Browser tests for multiprofile settings.

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

 // Copyright 2014 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 "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"
 #include "chrome/browser/chromeos/login/users/user_manager.h"
 #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"
 #include "chromeos/settings/cros_settings_names.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/test/browser_test_utils.h"
 #include "content/public/test/test_utils.h"
 
 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
 
 class SharedOptionsTest : public LoginManagerTest {
  public:
   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() {
   }
 
   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());
 
     ui_test_utils::BrowserAddedObserver observer;
     Browser* browser = CreateBrowser(profile);
     observer.WaitForSingleNewBrowser();
 
     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);
   }
 
-  StubCrosSettingsProvider stub_settings_provider_;
+  // 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.");
+  }
+
+  StubAccountSettingsProvider stub_settings_provider_;
   CrosSettingsProvider* device_settings_provider_;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(SharedOptionsTest);
 };
 
 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 = false;

[Nikita (slow), 2014/06/17 09:29:59]

nit: How about always setting expected_value inside {} scope even if it has a
correct value from previous test case.

This way you won't have to update test cases in case you'll change previous ones
and this way expected value is seen in the context.

[michaelpg, 2014/06/17 17:15:23]

Done.

+  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");
+    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);
+  expected_value = true;
+  {
+    SCOPED_TRACE("Screen lock true for primary user");
+    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");
+    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);
+  expected_value = true;
+  {
+    SCOPED_TRACE("Screen lock true for secondary user");
+    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");
+    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);
+  expected_value = false;
+  {
+    SCOPED_TRACE("Screen lock false for primary user");
+    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");
+    CheckBooleanPreference(contents1, prefs::kEnableAutoScreenLock, disabled,
+                           shared_controlled, expected_value);
+    expected_value = true;
+    CheckBooleanPreference(contents2, prefs::kEnableAutoScreenLock, disabled,
+                           empty_controlled, expected_value);
+  }
 }
 
 }  // namespace chromeos