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11<html>
12<head>
13  <meta charset="UTF-8">
14  <title>paper-icon-button basic tests</title>
15  <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0">
16
17  <script src="../../webcomponentsjs/webcomponents-lite.js"></script>
18  <script src="../../web-component-tester/browser.js"></script>
19
20  <link rel="import" href="../../iron-icons/iron-icons.html">
21  <link rel="import" href="../paper-icon-button.html">
22
23</head>
24<body>
25
26  <test-fixture id="TrivialIconButton">
27    <template>
28      <div style="line-height:30px;">
29        <paper-icon-button id="fab1" icon="add"></paper-icon-button>
30      </div>
31    </template>
32  </test-fixture>
33
34  <test-fixture id="SrcIconButton">
35    <template>
36      <paper-icon-button src="add.png"></paper-icon-button>
37    </template>
38  </test-fixture>
39
40  <script>
41
42    var b1;
43    var b2;
44
45    function centerOf(element) {
46      var rect = element.getBoundingClientRect();
47      return {left: rect.left + rect.width / 2, top: rect.top + rect.height / 2};
48    }
49
50    function approxEqual(p1, p2) {
51      return Math.abs(p1.left - p2.left) <= 2 && Math.abs(p1.top-p2.top) <= 2;
52    }
53
54    setup(function() {
55      b1 = fixture('TrivialIconButton').querySelector('#fab1');
56      b2 = fixture('SrcIconButton');
57    });
58
59    test('applies an icon specified by the `icon` attribute', function() {
60      assert.strictEqual(!!b1.$.icon.src, false);
61      assert.ok(Polymer.dom(b1.$.icon.root).querySelector('svg'));
62    });
63
64    test('applies an icon specified by the `src` attribute', function() {
65
66      assert.strictEqual(!!b2.$.icon.src, true);
67      assert.ok(b2.$.icon.src);
68    });
69
70    test('renders correctly independent of line height', function() {
71      assert.ok(approxEqual(centerOf(b1.$.icon), centerOf(b1)));
72    });
73  </script>
74</body>
75</html>
76