blob: 7d1a0f9e3015ce9eb2960dd16913c418e25d3df9 [file] [log] [blame]
Christophe Dervieuxe1893ae2021-10-07 17:09:02 +02001<!doctype html>
2<html lang="en">
3
4 <head>
5 <meta charset="utf-8">
6
7 <title>reveal.js - Test Plugins</title>
8
9 <link rel="stylesheet" href="../dist/reveal.css">
10 <link rel="stylesheet" href="../node_modules/qunit/qunit/qunit.css">
11 <script src="../node_modules/qunit/qunit/qunit.js"></script>
12 </head>
13
14 <body style="overflow: auto;">
15
16 <div id="qunit"></div>
17 <div id="qunit-fixture"></div>
18
19 <div class="reveal" style="display: none;">
20
21 <div class="slides">
22
23 <section>Slide content</section>
24
25 </div>
26
27 </div>
28
29 <script src="../dist/reveal.js"></script>
30 <script>
31
32 QUnit.module( 'Plugins' );
33
34 var initCounter = { PluginB: 0, PluginC: 0, PluginD: 0 };
35
36 // Plugin with no init method
37 var PluginA = { id: 'PluginA' };
38
39 // Plugin with init method
40 var PluginB = { id: 'PluginB', init: function() {
41 initCounter['PluginB'] += 1;
42 } };
43
44 // Async plugin with init method
45 var PluginC = { id: 'PluginC', init: function() {
46 return new Promise(function( resolve ) {
47 setTimeout( () => {
48 initCounter['PluginC'] += 1;
49 resolve();
50 }, 1000 );
51 });
52 } };
53
54 // Plugin initialized after reveal.js is ready
55 var PluginD = { id: 'PluginD', init: function() {
56 initCounter['PluginD'] += 1;
57 } };
58
59 var PluginE = { id: 'PluginE' };
60
61 var reveal = new Reveal( document.querySelector( '.reveal' ), {
62 plugins: [ PluginA ]
63 } );
64
65 reveal.registerPlugin( PluginB );
66 reveal.registerPlugin( PluginC );
67
68 reveal.initialize();
69
70 QUnit.test( 'Can initialize synchronously', function( assert ) {
71 assert.strictEqual( initCounter['PluginB'], 1 );
72
73 reveal.registerPlugin( PluginB );
74
75 assert.strictEqual( initCounter['PluginB'], 1, 'prevents duplicate registration' );
76 });
77
78 QUnit.test( 'Can initialize asynchronously', function( assert ) {
79 assert.expect( 3 );
80 var done = assert.async( 2 );
81
82 assert.strictEqual( initCounter['PluginC'], 0, 'async plugin not immediately initialized' );
83
84 reveal.on( 'ready', function() {
85 assert.strictEqual( initCounter['PluginC'], 1, 'finsihed initializing when reveal.js dispatches "ready"' );
86 done();
87
88 reveal.registerPlugin( PluginD );
89 assert.strictEqual( initCounter['PluginD'], 1, 'plugin registered after reveal.js is ready still initiailizes' );
90 done();
91 });
92 } );
93
94 QUnit.test( 'Can check if plugin is registered', function( assert ) {
95 assert.strictEqual( reveal.hasPlugin( 'PluginA' ), true );
96 assert.strictEqual( reveal.hasPlugin( 'PluginE' ), false );
97 reveal.registerPlugin( PluginE );
98 assert.strictEqual( reveal.hasPlugin( 'PluginE' ), true );
99 } );
100
101 QUnit.test( 'Can retrieve plugin instance', function( assert ) {
102 assert.strictEqual( reveal.getPlugin( 'PluginB' ), PluginB );
103 } );
104 </script>
105
106 </body>
107</html>