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bower_components/iron-selector/test/template-repeat.html 3.11 KB
73bcce88   luigser   COMPONENTS
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  <!doctype html>
  <!--
  Copyright (c) 2015 The Polymer Project Authors. All rights reserved.
  This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt
  The complete set of authors may be found at http://polymer.github.io/AUTHORS.txt
  The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS.txt
  Code distributed by Google as part of the polymer project is also
  subject to an additional IP rights grant found at http://polymer.github.io/PATENTS.txt
  -->
  
  <html>
  <head>
  
    <title>iron-selector-template-repeat</title>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0">
  
    <script src="../../webcomponentsjs/webcomponents-lite.js"></script>
    <script src="../../web-component-tester/browser.js"></script>
  
    <link rel="import" href="../iron-selector.html">
  
    <style>
      .iron-selected {
        background: #ccc;
      }
    </style>
  
  </head>
  <body>
  
    <template is="dom-bind">
      <iron-selector id="selector" selected="1">
        <template id="t" is="dom-repeat">
          <div id$="[[item.name]]">{{item.name}}</div>
        </template>
      </iron-selector>
    </template>
  
    <script>
  
      suite('dom-repeat', function() {
  
        var scope, s, t;
  
        setup(function() {
          scope = document.querySelector('template[is="dom-bind"]');
          s = scope.$.selector;
          t = scope.$.t;
          t.items = [{name:'item0'}, {name: 'item1'}, {name: 'item2'}, {name: 'item3'}];
        });
  
        teardown(function() {
          t.items = [];
        });
  
        test('supports repeated items', function(done) {
          setTimeout(function() {
            // check items
            assert.equal(s.items.length, 4);
            // check selected
            assert.equal(s.selected, 1);
            // check selected item
            var item = s.selectedItem;
            assert.equal(s.items[1], item);
            // check selected class
            assert.isTrue(item.classList.contains('iron-selected'));
            done();
          });
        });
  
        test('update items', function(done) {
          setTimeout(function() {
            // check items
            assert.equal(s.items.length, 4);
            // check selected
            assert.equal(s.selected, 1);
            // update items
            t.items = [{name:'foo'}, {name: 'bar'}];
            setTimeout(function() {
              // check items
              assert.equal(s.items.length, 2);
              // check selected (should still honor the selected)
              assert.equal(s.selected, 1);
              // check selected class
              assert.isTrue(s.querySelector('#bar').classList.contains('iron-selected'));
              done();
            });
          });
        });
  
        test('set selected to something else', function(done) {
          setTimeout(function() {
            // set selected to something else
            s.selected = 3;
            // check selected item
            var item = s.selectedItem;
            assert.equal(s.items[3], item);
            // check selected class
            assert.isTrue(item.classList.contains('iron-selected'));
            done();
          });
        });
  
      });
  
    </script>
  
  </body>
  </html>