MD Settings: Lazy load the contents of the "advanced" settings.

chrome/test/data/webui/settings/settings_autofill_section_browsertest.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.
 
 /** @fileoverview Runs the Polymer Autofill Settings tests. */
 
 /** @const {string} Path to root from chrome/test/data/webui/settings/. */
 var ROOT_PATH = '../../../../../';
 
 // Polymer BrowserTest fixture.
@@ skipping 81 matching lines @@
   __proto__: PolymerTest.prototype,
 
   /** @override */
   browsePreload:
       'chrome://md-settings/passwords_and_forms_page/autofill_section.html',
 
   /** @override */
   extraLibraries: PolymerTest.getLibraries(ROOT_PATH).concat([
     'passwords_and_autofill_fake_data.js',
     'test_util.js',
+    'ensure_lazy_loaded.js',
   ]),
 
   /**
    * TODO(hcarmona): Increases speed, but disables A11y checks. Enable checks
    * when we "accessibilityIssuesAreErrors: true" for all tests.
    * @override
    */
   runAccessibilityChecks: false,
 
   /** @override */
   setUp: function() {
     PolymerTest.prototype.setUp.call(this);
 
     // Test is run on an individual element that won't have a page language.
     this.accessibilityAuditConfig.auditRulesToIgnore.push('humanLangMissing');
 
-    settings.address.CountryDetailManagerImpl.instance_ =
-        new CountryDetailManagerTestImpl();
+    settings.ensureLazyLoaded();
   },
 
   /**
    * Creates the autofill section for the given lists.
    * @param {!Array<!chrome.passwordsPrivate.PasswordUiEntry>} passwordList
    * @param {!Array<!chrome.passwordsPrivate.ExceptionPair>} exceptionList
    * @return {!Object}
    * @private
    */
   createAutofillSection_: function(addresses, creditCards) {
@@ skipping 36 matching lines @@
     section.creditCard = creditCardItem;
     document.body.appendChild(section);
     Polymer.dom.flush();
     return section;
   },
 };
 
 TEST_F('SettingsAutofillSectionBrowserTest', 'CreditCardTests', function() {
   var self = this;
 
-  setup(function() {
-    PolymerTest.clearBody();
-  });
+  suite('AutofillSection', function() {
+    suiteSetup(function() {
+      settings.address.CountryDetailManagerImpl.instance_ =
+          new CountryDetailManagerTestImpl();
+    });
 
-  suite('AutofillSection', function() {
+    setup(function() {
+      PolymerTest.clearBody();
+    });
+
     test('verifyCreditCardCount', function() {
       var section = self.createAutofillSection_([], []);
       assertTrue(!!section);
 
       var creditCardList = section.$.creditCardList;
       assertTrue(!!creditCardList);
       // +1 for the template element.
       assertEquals(1, creditCardList.children.length);
 
       assertFalse(section.$.noCreditCardsLabel.hidden);
@@ skipping 219 matching lines @@
       });
     });
   });
 
   mocha.run();
 });
 
 TEST_F('SettingsAutofillSectionBrowserTest', 'AddressTests', function() {
   var self = this;
 
-  setup(function() {
-    PolymerTest.clearBody();
-  });
 
   suite('AutofillSection', function() {
+    suiteSetup(function() {
+      settings.address.CountryDetailManagerImpl.instance_ =
+          new CountryDetailManagerTestImpl();
+    });
+
+    setup(function() {
+      PolymerTest.clearBody();
+    });
+
     test('verifyNoAddresses', function() {
       var section = self.createAutofillSection_([], []);
       assertTrue(!!section);
 
       var addressList = section.$.addressList;
       assertTrue(!!addressList);
       // 1 for the template element.
       assertEquals(1, addressList.children.length);
 
       assertFalse(section.$.noAddressesLabel.hidden);
@@ skipping 249 matching lines @@
       });
     });
   });
 
   mocha.run();
 });
 
 TEST_F('SettingsAutofillSectionBrowserTest', 'AddressLocaleTests', function() {
   var self = this;
 
-  setup(function() {
-    PolymerTest.clearBody();
-  });
+  suite('AutofillSection', function() {
+    suiteSetup(function() {
+      settings.address.CountryDetailManagerImpl.instance_ =
+          new CountryDetailManagerTestImpl();
+    });
 
-  suite('AutofillSection', function() {
+    setup(function() {
+      PolymerTest.clearBody();
+    });
+
     // US address has 3 fields on the same line.
     test('verifyEditingUSAddress', function() {
       var address = FakeDataMaker.emptyAddressEntry();
 
       address.fullNames = [ 'Name' ];
       address.companyName = 'Organization';
       address.addressLines = 'Street address';
       address.addressLevel2 = 'City';
       address.addressLevel1 = 'State';
       address.postalCode = 'ZIP code';
@@ skipping 210 matching lines @@
           assertEquals(city, cols[0].value);
           assertEquals(state, cols[1].value);
           assertEquals(zip, cols[2].value);
         });
       });
     });
   });
 
   mocha.run();
 });