Add placeholders when lists are empty for passwords and autofill.

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

 // Copyright 2015 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 Password Settings tests. */
 
 /** @const {string} Path to root from chrome/test/data/webui/settings/. */
 var ROOT_PATH = '../../../../../';
 
 // Polymer BrowserTest fixture.
@@ skipping 165 matching lines @@
   },
 };
 
 /**
  * This test will validate that the section is loaded with data.
  */
 TEST_F('SettingsPasswordSectionBrowserTest', 'uiTests', function() {
   var self = this;
 
   suite('PasswordsSection', function() {
+    test('verifyNoSavedPasswords', function() {
+      assertEquals(self.browsePreload, document.location.href);
+
+      var passwordsSection = self.createPasswordsSection_([], []);
+
+      self.validatePasswordList(
+          self.getIronListChildren_(passwordsSection.$.passwordList),
+          []);
+
+      assertFalse(passwordsSection.$.noPasswordsLabel.hidden);
+      assertTrue(passwordsSection.$.savedPasswordsHeading.hidden);
+    });
+
     test('verifySavedPasswordLength', function() {
       assertEquals(self.browsePreload, document.location.href);
 
       var passwordList = [
         FakeDataMaker.passwordEntry('site1.com', 'luigi', 1),
         FakeDataMaker.passwordEntry('longwebsite.com', 'peach', 7),
         FakeDataMaker.passwordEntry('site2.com', 'mario', 70),
         FakeDataMaker.passwordEntry('site1.com', 'peach', 11),
         FakeDataMaker.passwordEntry('google.com', 'mario', 7),
         FakeDataMaker.passwordEntry('site2.com', 'luigi', 8),
       ];
 
       var passwordsSection = self.createPasswordsSection_(passwordList, []);
 
       // Assert that the data is passed into the iron list. If this fails,
       // then other expectations will also fail.
       assertEquals(passwordList, passwordsSection.$.passwordList.items);
 
       self.validatePasswordList(
           self.getIronListChildren_(passwordsSection.$.passwordList),
           passwordList);
+
+      assertTrue(passwordsSection.$.noPasswordsLabel.hidden);
+      assertFalse(passwordsSection.$.savedPasswordsHeading.hidden);
     });
 
     // Test verifies that removing a password will update the elements.
     test('verifyPasswordListRemove', function() {
       var passwordList = [
         FakeDataMaker.passwordEntry('anotherwebsite.com', 'luigi', 1),
         FakeDataMaker.passwordEntry('longwebsite.com', 'peach', 7),
         FakeDataMaker.passwordEntry('website.com', 'mario', 70)
       ];
 
@@ skipping 108 matching lines @@
         FakeDataMaker.exceptionEntry('showmail.com'),
         FakeDataMaker.exceptionEntry('mapsshow.google.com'),
         FakeDataMaker.exceptionEntry('plus.google.comshow'),
       ];
 
       self.validateExceptionList_(
           self.getDomRepeatChildren_(passwordsSection.$.passwordExceptionsList),
           expectedExceptionList);
     });
 
+    test('verifyNoPasswordExceptions', function() {
+      var passwordsSection = self.createPasswordsSection_([], []);
+
+      self.validateExceptionList_(
+          self.getDomRepeatChildren_(passwordsSection.$.passwordExceptionsList),
+          []);
+
+      assertFalse(passwordsSection.$.noExceptionsLabel.hidden);
+    });
+
     test('verifyPasswordExceptions', function() {
       var exceptionList = [
         FakeDataMaker.exceptionEntry('docs.google.com'),
         FakeDataMaker.exceptionEntry('mail.com'),
         FakeDataMaker.exceptionEntry('google.com'),
         FakeDataMaker.exceptionEntry('inbox.google.com'),
         FakeDataMaker.exceptionEntry('maps.google.com'),
         FakeDataMaker.exceptionEntry('plus.google.com'),
       ];
 
       var passwordsSection = self.createPasswordsSection_([], exceptionList);
 
       self.validateExceptionList_(
           self.getDomRepeatChildren_(passwordsSection.$.passwordExceptionsList),
           exceptionList);
+
+      assertTrue(passwordsSection.$.noExceptionsLabel.hidden);
     });
 
     // Test verifies that removing an exception will update the elements.
     test('verifyPasswordExceptionRemove', function() {
       var exceptionList = [
         FakeDataMaker.exceptionEntry('docs.google.com'),
         FakeDataMaker.exceptionEntry('mail.com'),
         FakeDataMaker.exceptionEntry('google.com'),
         FakeDataMaker.exceptionEntry('inbox.google.com'),
         FakeDataMaker.exceptionEntry('maps.google.com'),
@@ skipping 88 matching lines @@
         assertEquals(item.loginPair.username, event.detail.username);
         done();
       });
 
       MockInteractions.tap(passwordDialog.$.showPasswordButton);
     });
   });
 
   mocha.run();
 });