Add a lock to the managed user settings page and require authentication for unlocking.

chrome/browser/ui/webui/options/managed_user_set_passphrase_browsertest.js

+// Copyright (c) 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.
+
+GEN('#include "chrome/browser/ui/webui/options/' +
+    'managed_user_set_passphrase_test.h"');
+
+/**
+ * Test fixture for managed user set passphrase WebUI testing.
+ * @constructor
+ * @extends {testing.Test}
+ */
+function ManagedUserSetPassphraseTest() {}
+
+ManagedUserSetPassphraseTest.prototype = {
+  __proto__: testing.Test.prototype,
+
+  /**
+   * Browse to the managed user settings page .
+   */
+  browsePreload: 'chrome://settings-frame/managedUser',
+
+  /** @override */
+  typedefCppFixture: 'ManagedUserSetPassphraseTest',
+
+  /** @inheritDoc */
+  preLoad: function() {
+    this.makeAndRegisterMockHandler(['setPassphrase']);
+  },
+
+  /**
+   * Clicks the "Set passphrase" button.
+   */
+  setPassphrase: function() {
+    var setPassphraseButton = ManagedUserSettings.getPassphraseButton();
+    assertNotEquals(null, setPassphraseButton);
+    setPassphraseButton.click();
+  },
+
+  /**
+   * Enters a passphrase.
+   */
+  enterPassphrase: function(passphrase) {
+    var instance = new options.ManagedUserSetPassphraseForTesting();

[Bernhard Bauer, 2013/02/05 16:21:32]

You don't need to create a new instance; just call the methods on
options.ManagedUserSetPassphraseForTesting directly.

[Adrian Kuegel, 2013/02/05 16:53:04]

Done.

+    var passphraseInput = instance.getPassphraseInput();
+    assertNotEquals(null, passphraseInput);
+    passphraseInput.value = passphrase;
+  },
+
+  /**
+   * Confirms the passphrase.
+   */
+  confirmPassphrase: function(passphrase) {
+    var instance = new options.ManagedUserSetPassphraseForTesting();
+    var passphraseConfirmInput = instance.getPassphraseConfirmInput();
+    assertNotEquals(null, passphraseConfirmInput);
+    passphraseConfirmInput.value = passphrase;
+  },
+
+  /**
+   * Save the passphrase.
+   */
+  savePassphrase: function() {
+    var instance = new options.ManagedUserSetPassphraseForTesting();
+    var savePassphraseButton = instance.getSavePassphraseButton();
+    assertNotEquals(null, savePassphraseButton);
+    // This takes care of enabling the save passphrase button (if applicable).
+    instance.updateDisplay();
+    savePassphraseButton.click();
+  },
+};
+
+// Verify that the save passphrase flow works.
+TEST_F('ManagedUserSetPassphraseTest', 'SamePassphrase',
+    function() {
+      this.setPassphrase();
+      this.enterPassphrase('test_passphrase');
+      this.confirmPassphrase('test_passphrase');
+      this.mockHandler.expects(once()).setPassphrase(['test_passphrase']);
+      this.savePassphrase();
+    });
+
+// Verify that empty passphrase is not allowed.
+TEST_F('ManagedUserSetPassphraseTest', 'EmptyPassphrase',
+    function() {
+      this.setPassphrase();
+      this.enterPassphrase('');
+      this.confirmPassphrase('');
+      this.mockHandler.expects(never()).setPassphrase(ANYTHING);
+      this.savePassphrase();
+    });
+
+// Verify that the confirm passphrase input needs to contain the same
+// passphrase as the passphrase input.
+TEST_F('ManagedUserSetPassphraseTest', 'DifferentPassphrase',
+    function() {
+      this.setPassphrase();
+      this.enterPassphrase('test_passphrase');
+      this.confirmPassphrase('confirm_passphrase');
+      this.mockHandler.expects(never()).setPassphrase(ANYTHING);
+      this.savePassphrase();
+    });