MD Settings: disable <paper-radio-button>s inside of a <settings-radio-group> when controlled

chrome/test/data/webui/settings/radio_group_tests.js

+// Copyright 2016 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.
+
+suite('SettingsRadioGroup', function() {
+  /**
+   * Checkbox created before each test.
+   * @type {SettingsRadioGroup}
+   */
+  var testElement;
+
+  /**
+   * Pref value used in tests, should reflect checkbox 'checked' attribute.
+   * @type {PrefObject}
+   */
+  var pref = {
+    key: 'test',
+    type: chrome.settingsPrivate.PrefType.BOOLEAN,
+    value: true
+  };
+
+  suiteSetup(function() {
+    return PolymerTest.importHtml('chrome://resources/polymer/v1_0/' +
+                                  'paper-radio-button/paper-radio-button.html');
+  });
+
+  setup(function() {
+    PolymerTest.clearBody();
+    testElement = document.createElement('settings-radio-group');
+    testElement.set('pref', pref);
+    document.body.appendChild(testElement);
+  });
+
+  test('disables paper-radio-buttons when managed', function() {
+    testElement.appendChild(document.createElement('paper-radio-button'));
+
+    assertEquals('PAPER-RADIO-BUTTON', testElement.firstChild.tagName);
+    assertFalse(testElement.firstChild.disabled);
+
+    testElement.set('pref.policyEnforcement',
+                    chrome.settingsPrivate.PolicyEnforcement.ENFORCED);
+    assertTrue(testElement.firstChild.disabled);
+
+    testElement.set('pref.policyEnforcement', undefined);
+    assertFalse(testElement.firstChild.disabled);
+  });
+});