a11y.html
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<!doctype html>
<!--
@license
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>
<meta charset="UTF-8">
<title>paper-icon-button a11y 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>
<link rel="import" href="../../iron-icons/iron-icons.html">
<link rel="import" href="../paper-icon-button.html">
</head>
<body>
<test-fixture id="A11yIconButtons">
<template>
<paper-icon-button id="iconButton1" icon="add"></paper-icon-button>
<paper-icon-button id="iconButton2" icon="add" disabled></paper-icon-button>
<paper-icon-button id="iconButton3" icon="add" aria-label="custom"></paper-icon-button>
<paper-icon-button id="iconButton4" icon="add" alt="alt text"></paper-icon-button>
<paper-icon-button id="iconButton5" icon="add" aria-label="custom" alt="alt text" ></paper-icon-button>
</template>
</test-fixture>
<script>
var b1;
var b2;
var b3;
var b4;
var b5;
setup(function() {
var iconButtons = fixture('A11yIconButtons');
b1 = iconButtons[0];
b2 = iconButtons[1];
b3 = iconButtons[2];
b4 = iconButtons[3];
b5 = iconButtons[4];
});
test('aria role is a button', function() {
assert.strictEqual(b1.getAttribute('role'), 'button');
});
test('aria-disabled is set', function() {
assert.strictEqual(b2.getAttribute('aria-disabled'), 'true');
b2.removeAttribute('disabled');
assert.strictEqual(b2.getAttribute('aria-disabled'), 'false');
});
test('user-defined aria-label is preserved', function() {
assert.strictEqual(b3.getAttribute('aria-label'), 'custom');
b3.icon = 'arrow-forward';
assert.strictEqual(b3.getAttribute('aria-label'), 'custom');
});
test('alt attribute is used for the aria-label', function() {
assert.strictEqual(b4.getAttribute('aria-label'), 'alt text');
b4.icon = 'arrow-forward';
assert.strictEqual(b4.getAttribute('aria-label'), 'alt text');
});
test('aria-label wins over alt attribute', function() {
assert.strictEqual(b5.getAttribute('aria-label'), 'custom');
b5.icon = 'arrow-forward';
b5.alt = 'other alt'
assert.strictEqual(b5.getAttribute('aria-label'), 'custom');
});
test('alt attribute can be updated', function() {
assert.strictEqual(b4.getAttribute('aria-label'), 'alt text');
b4.alt = 'alt again';
assert.strictEqual(b4.getAttribute('aria-label'), 'alt again');
});
</script>
</body>
</html>