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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>
<title>iron-focusables-helper tests</title>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
<meta name="viewport" content="width=device-width, minimum-scale=1.0, initial-scale=1, user-scalable=yes">
<script src="../../webcomponentsjs/webcomponents-lite.js"></script>
<script src="../../web-component-tester/browser.js"></script>
<link rel="import" href="../../iron-test-helpers/iron-test-helpers.html">
<link rel="import" href="../iron-focusables-helper.html">
<link rel="import" href="test-buttons.html">
<link rel="import" href="test-buttons-wrapper.html">
<style is="custom-style">
.hidden {
visibility: hidden;
}
.no-display {
display: none;
}
</style>
</head>
<body>
<test-fixture id="basic">
<template>
<div>
<h2>Focusables (no tabindex)</h2>
<div>
<input class="focusable1" placeholder="1 (nested)">
</div>
<a href="#" class="focusable2">2</a>
<button disabled> disabled button</button>
<input disabled tabindex="0" value="disabled input with tabindex">
<div tabindex="-1">not focusable</div>
<div contenteditable class="focusable3">3</div>
</div>
</template>
</test-fixture>
<test-fixture id="tabindex">
<template>
<div>
<h2>Focusables (with tabindex)</h2>
<div tabindex="0" class="focusable7">7</div>
<div tabindex="0" class="focusable8">8</div>
<div tabindex="0" class="focusable9">9</div>
<div tabindex="0" class="focusable10">10</div>
<div tabindex="0" class="focusable11">11</div>
<div tabindex="0" class="focusable12">12</div>
<div tabindex="-1">not focusable</div>
<div tabindex="3" class="focusable3">3</div>
<div tabindex="4" class="focusable4">4</div>
<div tabindex="5" class="focusable5">5</div>
<div>
<div tabindex="1" class="focusable1">1 (nested)</div>
<div tabindex="6" class="focusable6">6 (nested)</div>
</div>
<div tabindex="2" class="focusable2">2</div>
</div>
</template>
</test-fixture>
<test-fixture id="shadow">
<template>
<test-buttons>
<h2>focusables in ShadowDOM</h2>
<input placeholder="type something..">
</test-buttons>
</template>
</test-fixture>
<test-fixture id="composed">
<template>
<test-buttons-wrapper>
<input placeholder="type something..">
</test-buttons-wrapper>
</template>
</test-fixture>
<script>
suite('getTabbableNodes', function() {
test('returns tabbable nodes', function() {
var node = fixture('basic');
var focusableNodes = Polymer.IronFocusablesHelper.getTabbableNodes(node);
assert.equal(focusableNodes.length, 3, '3 nodes are focusable');
assert.equal(focusableNodes[0], Polymer.dom(node).querySelector('.focusable1'));
assert.equal(focusableNodes[1], Polymer.dom(node).querySelector('.focusable2'));
assert.equal(focusableNodes[2], Polymer.dom(node).querySelector('.focusable3'));
});
test('includes the root if it has a valid tabindex', function() {
var node = fixture('basic');
node.setAttribute('tabindex', '0');
var focusableNodes = Polymer.IronFocusablesHelper.getTabbableNodes(node);
assert.equal(focusableNodes.length, 4, '4 focusable nodes');
assert.notEqual(focusableNodes.indexOf(node), -1, 'root is included');
});
test('excludes visibility: hidden elements', function() {
var node = fixture('basic');
var focusable = Polymer.dom(node).querySelector('.focusable1');
focusable.classList.add('hidden');
var focusableNodes = Polymer.IronFocusablesHelper.getTabbableNodes(node);
assert.equal(focusableNodes.length, 2, '2 focusable nodes');
assert.equal(focusableNodes.indexOf(focusable), -1, 'hidden element is not included');
});
test('excludes display: none elements', function() {
var node = fixture('basic');
var focusable = Polymer.dom(node).querySelector('.focusable1');
focusable.classList.add('no-display');
var focusableNodes = Polymer.IronFocusablesHelper.getTabbableNodes(node);
assert.equal(focusableNodes.length, 2, '2 focusable nodes');
assert.equal(focusableNodes.indexOf(focusable), -1, 'hidden element is not included');
});
test('respects the tabindex order', function() {
var node = fixture('tabindex');
var focusableNodes = Polymer.IronFocusablesHelper.getTabbableNodes(node);
assert.equal(focusableNodes.length, 12, '12 nodes are focusable');
for (var i = 0; i < 12; i++) {
assert.equal(focusableNodes[i], Polymer.dom(node).querySelector('.focusable' + (i + 1)));
}
});
test('includes tabbable elements in the shadow dom', function() {
var node = fixture('shadow');
var focusableNodes = Polymer.IronFocusablesHelper.getTabbableNodes(node);
assert.equal(focusableNodes.length, 4, '4 nodes are focusable');
assert.equal(focusableNodes[0], node.$.button0);
assert.equal(focusableNodes[1], node.$.button1);
assert.equal(focusableNodes[2], Polymer.dom(node).querySelector('input'));
assert.equal(focusableNodes[3], node.$.button2);
});
test('handles composition', function() {
var node = fixture('composed');
var focusableNodes = Polymer.IronFocusablesHelper.getTabbableNodes(node);
assert.equal(focusableNodes.length, 6, '6 nodes are focusable');
assert.equal(focusableNodes[0], node.$.select);
assert.equal(focusableNodes[1], node.$.wrapped.$.button0);
assert.equal(focusableNodes[2], node.$.wrapped.$.button1);
assert.equal(focusableNodes[3], Polymer.dom(node).querySelector('input'));
assert.equal(focusableNodes[4], node.$.wrapped.$.button2);
assert.equal(focusableNodes[5], node.$.focusableDiv);
});
test('handles distributed nodes', function() {
var node = fixture('composed');
var wrapped = node.$.wrapped;
var focusableNodes = Polymer.IronFocusablesHelper.getTabbableNodes(wrapped);
assert.equal(focusableNodes.length, 4, '4 nodes are focusable');
assert.equal(focusableNodes[0], wrapped.$.button0);
assert.equal(focusableNodes[1], wrapped.$.button1);
assert.equal(focusableNodes[2], Polymer.dom(node).querySelector('input'));
assert.equal(focusableNodes[3], wrapped.$.button2);
});
});
</script>
</body>
</html>
|
