basic.html 2.38 KB
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<html>
<head>
  <meta charset="UTF-8">
  <title>paper-fab basic tests</title>
  <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>
  <script src="../../test-fixture/test-fixture-mocha.js"></script>

  <link rel="import" href="../../test-fixture/test-fixture.html">
  <link rel="import" href="../../iron-icons/iron-icons.html">
  <link rel="import" href="../paper-fab.html">

</head>
<body>

  <test-fixture id="TrivialFab">
    <template>
      <div style="line-height:30px;">
        <paper-fab id="fab1" icon="add"></paper-fab>
      </div>
    </template>
  </test-fixture>

  <test-fixture id="SrcFab">
    <template>
      <paper-fab src="add.png"></paper-fab>
    </template>
  </test-fixture>

  <script>

    var f1;
    var f2;

    function centerOf(element) {
      var rect = element.getBoundingClientRect();
      return {left: rect.left + rect.width / 2, top: rect.top + rect.height / 2};
    }

    function approxEqual(p1, p2) {
      return Math.round(p1.left) == Math.round(p2.left) && Math.round(p1.top) == Math.round(p2.top);
    }

    setup(function() {
      f1 = fixture('TrivialFab').querySelector('#fab1');
      f2 = fixture('SrcFab');
    });

    test('applies an icon specified by the `icon` attribute', function() {
      assert.strictEqual(!!f1.$.icon.usesSrcAttribute, false);
      assert.ok(Polymer.dom(f1.$.icon.root).querySelector('svg'));
    });

    test('applies an icon specified by the `src` attribute', function() {
      assert.strictEqual(f2.$.icon._usesIconset(), false);
      assert.ok(f2.$.icon._img);
    });

    test('renders correctly independent of line height', function() {
      assert.ok(approxEqual(centerOf(f1.$.icon), centerOf(f1)));
    });
  </script>
</body>
</html>