| 123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105 | <!doctype html><html lang="en">	<head>		<meta charset="utf-8">		<title>reveal.js - Test Plugins</title>		<link rel="stylesheet" href="../css/reveal.css">		<link rel="stylesheet" href="qunit-2.5.0.css">	</head>	<body style="overflow: auto;">		<div id="qunit"></div>		<div id="qunit-fixture"></div>		<div class="reveal" style="display: none;">			<div class="slides">				<section>Slide content</section>			</div>		</div>		<script src="../js/reveal.js"></script>		<script src="qunit-2.5.0.js"></script>		<script>			QUnit.module( 'Plugins' );			var initCounter = { PluginB: 0, PluginC: 0, PluginD: 0 };			// Plugin with no init method			var PluginA = {};			// Plugin with init method			var PluginB = { init: function() {				initCounter['PluginB'] += 1;			} };			// Async plugin with init method			var PluginC = { init: function() {				return new Promise(function( resolve ) {					setTimeout( () => {						initCounter['PluginC'] += 1;						resolve();					}, 1000 );				});			} };			// Plugin initialized after reveal.js is ready			var PluginD = { init: function() {				initCounter['PluginD'] += 1;			} };			var PluginE = {};			Reveal.registerPlugin( 'PluginA', PluginA );			Reveal.registerPlugin( 'PluginB', PluginB );			Reveal.registerPlugin( 'PluginC', PluginC );			Reveal.initialize();			QUnit.test( 'Can initialize synchronously', function( assert ) {				assert.strictEqual( initCounter['PluginB'], 1 );				Reveal.registerPlugin( 'PluginB', PluginB );				assert.strictEqual( initCounter['PluginB'], 1, 'prevents duplicate registration' );			});			QUnit.test( 'Can initialize asynchronously', function( assert ) {				assert.expect( 3 );				var done = assert.async( 2 );				assert.strictEqual( initCounter['PluginC'], 0, 'async plugin not immediately initialized' );				Reveal.addEventListener( 'ready', function() {					assert.strictEqual( initCounter['PluginC'], 1, 'finsihed initializing when reveal.js dispatches "ready"' );					done();					Reveal.registerPlugin( 'PluginD', PluginD );					assert.strictEqual( initCounter['PluginD'], 1, 'plugin registered after reveal.js is ready still initiailizes' );					done();				});			} );			QUnit.test( 'Can check if plugin is registered', function( assert ) {				assert.strictEqual( Reveal.hasPlugin( 'PluginA' ), true );				assert.strictEqual( Reveal.hasPlugin( 'PluginE' ), false );				Reveal.registerPlugin( 'PluginE', PluginE );				assert.strictEqual( Reveal.hasPlugin( 'PluginE' ), true );			} );			QUnit.test( 'Can retrieve plugin instance', function( assert ) {				assert.strictEqual( Reveal.getPlugin( 'PluginB' ), PluginB );			} );		</script>	</body></html>
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