third_party/polymer/components-chromium/paper-icon-button/test/basic.html

   1 <!doctype html>
   2 <!--
   3 Copyright (c) 2014 The Polymer Project Authors. All rights reserved.
   4 This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt
   5 The complete set of authors may be found at http://polymer.github.io/AUTHORS.txt
   6 The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS.txt
   7 Code distributed by Google as part of the polymer project is also
   8 subject to an additional IP rights grant found at http://polymer.github.io/PATENTS.txt
   9 -->
  10 <html>
  11 <head>
  12   <meta charset="UTF-8">
  13   <title>paper-icon-button basic tests</title>
  14   <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0">
  15
  16   <script src="../../webcomponentsjs/webcomponents.js"></script>
  17   <script src="../../web-component-tester/browser.js"></script>
  18
  19   <link href="../../core-icons/core-icons.html" rel="import">
  20   <link href="../paper-icon-button.html" rel="import">
  21
  22 </head>
  23 <body>
  24
  25   <div style="font-size:40px;">
  26     Toolbar
  27     <paper-icon-button id="button1" icon="add"></paper-icon-button>
  28   </div>
  29
  30   <script>
  31
  32     var b1 = document.getElementById('button1');
  33
  34     function centerOf(element) {
  35       var rect = element.getBoundingClientRect();
  36       return {left: rect.left + rect.width / 2, top: rect.top + rect.height / 2};
  37     }
  38
  39     function approxEqual(p1, p2) {
  40       return Math.round(p1.left) == Math.round(p2.left) && Math.round(p1.top) == Math.round(p2.top);
  41     }
  42
  43     test('renders correctly independent of font size', function() {
  44       assert.ok(approxEqual(centerOf(b1.$.icon), centerOf(b1)));
  45     });
  46
  47   </script>
  48
  49 </body>
  50 </html>