test/test.js

   1
   2 // These tests expect the DOM to contain a presentation
   3 // with the following slide structure:
   4 //
   5 // 1
   6 // 2 - Three sub-slides
   7 // 3 - Three fragment elements
   8 // 3 - Two fragments with same data-fragment-index
   9 // 4
  10
  11
  12 Reveal.addEventListener( 'ready', function() {
  13
  14         // ---------------------------------------------------------------
  15         // DOM TESTS
  16
  17         QUnit.module( 'DOM' );
  18
  19         test( 'Initial slides classes', function() {
  20                 var horizontalSlides = document.querySelectorAll( '.reveal .slides>section' )
  21
  22                 strictEqual( document.querySelectorAll( '.reveal .slides section.past' ).length, 0, 'no .past slides' );
  23                 strictEqual( document.querySelectorAll( '.reveal .slides section.present' ).length, 1, 'one .present slide' );
  24                 strictEqual( document.querySelectorAll( '.reveal .slides>section.future' ).length, horizontalSlides.length - 1, 'remaining horizontal slides are .future' );
  25
  26                 strictEqual( document.querySelectorAll( '.reveal .slides section.stack' ).length, 2, 'two .stacks' );
  27
  28                 ok( document.querySelectorAll( '.reveal .slides section.stack' )[0].querySelectorAll( '.future' ).length > 0, 'vertical slides are given .future' );
  29         });
  30
  31         // ---------------------------------------------------------------
  32         // API TESTS
  33
  34         QUnit.module( 'API' );
  35
  36         test( 'Reveal.isReady', function() {
  37                 strictEqual( Reveal.isReady(), true, 'returns true' );
  38         });
  39
  40         test( 'Reveal.isOverview', function() {
  41                 strictEqual( Reveal.isOverview(), false, 'false by default' );
  42
  43                 Reveal.toggleOverview();
  44                 strictEqual( Reveal.isOverview(), true, 'true after toggling on' );
  45
  46                 Reveal.toggleOverview();
  47                 strictEqual( Reveal.isOverview(), false, 'false after toggling off' );
  48         });
  49
  50         test( 'Reveal.isPaused', function() {
  51                 strictEqual( Reveal.isPaused(), false, 'false by default' );
  52
  53                 Reveal.togglePause();
  54                 strictEqual( Reveal.isPaused(), true, 'true after pausing' );
  55
  56                 Reveal.togglePause();
  57                 strictEqual( Reveal.isPaused(), false, 'false after resuming' );
  58         });
  59
  60         test( 'Reveal.isFirstSlide', function() {
  61                 Reveal.slide( 0, 0 );
  62                 strictEqual( Reveal.isFirstSlide(), true, 'true after Reveal.slide( 0, 0 )' );
  63
  64                 Reveal.slide( 1, 0 );
  65                 strictEqual( Reveal.isFirstSlide(), false, 'false after Reveal.slide( 1, 0 )' );
  66
  67                 Reveal.slide( 0, 0 );
  68                 strictEqual( Reveal.isFirstSlide(), true, 'true after Reveal.slide( 0, 0 )' );
  69         });
  70
  71         test( 'Reveal.isFirstSlide after vertical slide', function() {
  72                 Reveal.slide( 1, 1 );
  73                 Reveal.slide( 0, 0 );
  74                 strictEqual( Reveal.isFirstSlide(), true, 'true after Reveal.slide( 1, 1 ) and then Reveal.slide( 0, 0 )' );
  75         });
  76
  77         test( 'Reveal.isLastSlide', function() {
  78                 Reveal.slide( 0, 0 );
  79                 strictEqual( Reveal.isLastSlide(), false, 'false after Reveal.slide( 0, 0 )' );
  80
  81                 var lastSlideIndex = document.querySelectorAll( '.reveal .slides>section' ).length - 1;
  82
  83                 Reveal.slide( lastSlideIndex, 0 );
  84                 strictEqual( Reveal.isLastSlide(), true, 'true after Reveal.slide( '+ lastSlideIndex +', 0 )' );
  85
  86                 Reveal.slide( 0, 0 );
  87                 strictEqual( Reveal.isLastSlide(), false, 'false after Reveal.slide( 0, 0 )' );
  88         });
  89
  90         test( 'Reveal.isLastSlide after vertical slide', function() {
  91                 var lastSlideIndex = document.querySelectorAll( '.reveal .slides>section' ).length - 1;
  92
  93                 Reveal.slide( 1, 1 );
  94                 Reveal.slide( lastSlideIndex );
  95                 strictEqual( Reveal.isLastSlide(), true, 'true after Reveal.slide( 1, 1 ) and then Reveal.slide( '+ lastSlideIndex +', 0 )' );
  96         });
  97
  98         test( 'Reveal.getTotalSlides', function() {
  99                 strictEqual( Reveal.getTotalSlides(), 8, 'eight slides in total' );
 100         });
 101
 102         test( 'Reveal.getIndices', function() {
 103                 var indices = Reveal.getIndices();
 104
 105                 ok( indices.hasOwnProperty( 'h' ), 'h exists' );
 106                 ok( indices.hasOwnProperty( 'v' ), 'v exists' );
 107                 ok( indices.hasOwnProperty( 'f' ), 'f exists' );
 108
 109                 Reveal.slide( 1, 0 );
 110                 strictEqual( Reveal.getIndices().h, 1, 'h 1' );
 111                 strictEqual( Reveal.getIndices().v, 0, 'v 0' );
 112
 113                 Reveal.slide( 1, 2 );
 114                 strictEqual( Reveal.getIndices().h, 1, 'h 1' );
 115                 strictEqual( Reveal.getIndices().v, 2, 'v 2' );
 116
 117                 Reveal.slide( 0, 0 );
 118                 strictEqual( Reveal.getIndices().h, 0, 'h 0' );
 119                 strictEqual( Reveal.getIndices().v, 0, 'v 0' );
 120         });
 121
 122         test( 'Reveal.getSlide', function() {
 123                 equal( Reveal.getSlide( 0 ), document.querySelector( '.reveal .slides>section:first-child' ), 'gets correct first slide' );
 124                 equal( Reveal.getSlide( 1 ), document.querySelector( '.reveal .slides>section:nth-child(2)' ), 'no v index returns stack' );
 125                 equal( Reveal.getSlide( 1, 0 ), document.querySelector( '.reveal .slides>section:nth-child(2)>section:nth-child(1)' ), 'v index 0 returns first vertical child' );
 126                 equal( Reveal.getSlide( 1, 1 ), document.querySelector( '.reveal .slides>section:nth-child(2)>section:nth-child(2)' ), 'v index 1 returns second vertical child' );
 127
 128                 strictEqual( Reveal.getSlide( 100 ), undefined, 'undefined when out of horizontal bounds' );
 129                 strictEqual( Reveal.getSlide( 1, 100 ), undefined, 'undefined when out of vertical bounds' );
 130         });
 131
 132         test( 'Reveal.getSlideBackground', function() {
 133                 equal( Reveal.getSlideBackground( 0 ), document.querySelector( '.reveal .backgrounds>.slide-background:first-child' ), 'gets correct first background' );
 134                 equal( Reveal.getSlideBackground( 1 ), document.querySelector( '.reveal .backgrounds>.slide-background:nth-child(2)' ), 'no v index returns stack' );
 135                 equal( Reveal.getSlideBackground( 1, 0 ), document.querySelector( '.reveal .backgrounds>.slide-background:nth-child(2) .slide-background:nth-child(1)' ), 'v index 0 returns first vertical child' );
 136                 equal( Reveal.getSlideBackground( 1, 1 ), document.querySelector( '.reveal .backgrounds>.slide-background:nth-child(2) .slide-background:nth-child(2)' ), 'v index 1 returns second vertical child' );
 137
 138                 strictEqual( Reveal.getSlideBackground( 100 ), undefined, 'undefined when out of horizontal bounds' );
 139                 strictEqual( Reveal.getSlideBackground( 1, 100 ), undefined, 'undefined when out of vertical bounds' );
 140         });
 141
 142         test( 'Reveal.getSlideNotes', function() {
 143                 Reveal.slide( 0, 0 );
 144                 ok( Reveal.getSlideNotes() === 'speaker notes 1', 'works with <aside class="notes">' );
 145
 146                 Reveal.slide( 1, 0 );
 147                 ok( Reveal.getSlideNotes() === 'speaker notes 2', 'works with <section data-notes="">' );
 148         });
 149
 150         test( 'Reveal.getPreviousSlide/getCurrentSlide', function() {
 151                 Reveal.slide( 0, 0 );
 152                 Reveal.slide( 1, 0 );
 153
 154                 var firstSlide = document.querySelector( '.reveal .slides>section:first-child' );
 155                 var secondSlide = document.querySelector( '.reveal .slides>section:nth-child(2)>section' );
 156
 157                 equal( Reveal.getPreviousSlide(), firstSlide, 'previous is slide #0' );
 158                 equal( Reveal.getCurrentSlide(), secondSlide, 'current is slide #1' );
 159         });
 160
 161         test( 'Reveal.getProgress', function() {
 162                 Reveal.slide( 0, 0 );
 163                 strictEqual( Reveal.getProgress(), 0, 'progress is 0 on first slide' );
 164
 165                 var lastSlideIndex = document.querySelectorAll( '.reveal .slides>section' ).length - 1;
 166
 167                 Reveal.slide( lastSlideIndex, 0 );
 168                 strictEqual( Reveal.getProgress(), 1, 'progress is 1 on last slide' );
 169         });
 170
 171         test( 'Reveal.getScale', function() {
 172                 ok( typeof Reveal.getScale() === 'number', 'has scale' );
 173         });
 174
 175         test( 'Reveal.getConfig', function() {
 176                 ok( typeof Reveal.getConfig() === 'object', 'has config' );
 177         });
 178
 179         test( 'Reveal.configure', function() {
 180                 strictEqual( Reveal.getConfig().loop, false, '"loop" is false to start with' );
 181
 182                 Reveal.configure({ loop: true });
 183                 strictEqual( Reveal.getConfig().loop, true, '"loop" has changed to true' );
 184
 185                 Reveal.configure({ loop: false, customTestValue: 1 });
 186                 strictEqual( Reveal.getConfig().customTestValue, 1, 'supports custom values' );
 187         });
 188
 189         test( 'Reveal.availableRoutes', function() {
 190                 Reveal.slide( 0, 0 );
 191                 deepEqual( Reveal.availableRoutes(), { left: false, up: false, down: false, right: true }, 'correct for first slide' );
 192
 193                 Reveal.slide( 1, 0 );
 194                 deepEqual( Reveal.availableRoutes(), { left: true, up: false, down: true, right: true }, 'correct for vertical slide' );
 195         });
 196
 197         test( 'Reveal.next', function() {
 198                 Reveal.slide( 0, 0 );
 199
 200                 // Step through vertical child slides
 201                 Reveal.next();
 202                 deepEqual( Reveal.getIndices(), { h: 1, v: 0, f: undefined } );
 203
 204                 Reveal.next();
 205                 deepEqual( Reveal.getIndices(), { h: 1, v: 1, f: undefined } );
 206
 207                 Reveal.next();
 208                 deepEqual( Reveal.getIndices(), { h: 1, v: 2, f: undefined } );
 209
 210                 // Step through fragments
 211                 Reveal.next();
 212                 deepEqual( Reveal.getIndices(), { h: 2, v: 0, f: -1 } );
 213
 214                 Reveal.next();
 215                 deepEqual( Reveal.getIndices(), { h: 2, v: 0, f: 0 } );
 216
 217                 Reveal.next();
 218                 deepEqual( Reveal.getIndices(), { h: 2, v: 0, f: 1 } );
 219
 220                 Reveal.next();
 221                 deepEqual( Reveal.getIndices(), { h: 2, v: 0, f: 2 } );
 222         });
 223
 224         test( 'Reveal.next at end', function() {
 225                 Reveal.slide( 3 );
 226
 227                 // We're at the end, this should have no effect
 228                 Reveal.next();
 229                 deepEqual( Reveal.getIndices(), { h: 3, v: 0, f: undefined } );
 230
 231                 Reveal.next();
 232                 deepEqual( Reveal.getIndices(), { h: 3, v: 0, f: undefined } );
 233         });
 234
 235
 236         // ---------------------------------------------------------------
 237         // FRAGMENT TESTS
 238
 239         QUnit.module( 'Fragments' );
 240
 241         test( 'Sliding to fragments', function() {
 242                 Reveal.slide( 2, 0, -1 );
 243                 deepEqual( Reveal.getIndices(), { h: 2, v: 0, f: -1 }, 'Reveal.slide( 2, 0, -1 )' );
 244
 245                 Reveal.slide( 2, 0, 0 );
 246                 deepEqual( Reveal.getIndices(), { h: 2, v: 0, f: 0 }, 'Reveal.slide( 2, 0, 0 )' );
 247
 248                 Reveal.slide( 2, 0, 2 );
 249                 deepEqual( Reveal.getIndices(), { h: 2, v: 0, f: 2 }, 'Reveal.slide( 2, 0, 2 )' );
 250
 251                 Reveal.slide( 2, 0, 1 );
 252                 deepEqual( Reveal.getIndices(), { h: 2, v: 0, f: 1 }, 'Reveal.slide( 2, 0, 1 )' );
 253         });
 254
 255         test( 'Hiding all fragments', function() {
 256                 var fragmentSlide = document.querySelector( '#fragment-slides>section:nth-child(1)' );
 257
 258                 Reveal.slide( 2, 0, 0 );
 259                 strictEqual( fragmentSlide.querySelectorAll( '.fragment.visible' ).length, 1, 'one fragment visible when index is 0' );
 260
 261                 Reveal.slide( 2, 0, -1 );
 262                 strictEqual( fragmentSlide.querySelectorAll( '.fragment.visible' ).length, 0, 'no fragments visible when index is -1' );
 263         });
 264
 265         test( 'Current fragment', function() {
 266                 var fragmentSlide = document.querySelector( '#fragment-slides>section:nth-child(1)' );
 267
 268                 Reveal.slide( 2, 0 );
 269                 strictEqual( fragmentSlide.querySelectorAll( '.fragment.current-fragment' ).length, 0, 'no current fragment at index -1' );
 270
 271                 Reveal.slide( 2, 0, 0 );
 272                 strictEqual( fragmentSlide.querySelectorAll( '.fragment.current-fragment' ).length, 1, 'one current fragment at index 0' );
 273
 274                 Reveal.slide( 1, 0, 0 );
 275                 strictEqual( fragmentSlide.querySelectorAll( '.fragment.current-fragment' ).length, 0, 'no current fragment when navigating to previous slide' );
 276
 277                 Reveal.slide( 3, 0, 0 );
 278                 strictEqual( fragmentSlide.querySelectorAll( '.fragment.current-fragment' ).length, 0, 'no current fragment when navigating to next slide' );
 279         });
 280
 281         test( 'Stepping through fragments', function() {
 282                 Reveal.slide( 2, 0, -1 );
 283
 284                 // forwards:
 285
 286                 Reveal.next();
 287                 deepEqual( Reveal.getIndices(), { h: 2, v: 0, f: 0 }, 'next() goes to next fragment' );
 288
 289                 Reveal.right();
 290                 deepEqual( Reveal.getIndices(), { h: 2, v: 0, f: 1 }, 'right() goes to next fragment' );
 291
 292                 Reveal.down();
 293                 deepEqual( Reveal.getIndices(), { h: 2, v: 0, f: 2 }, 'down() goes to next fragment' );
 294
 295                 Reveal.down(); // moves to f #3
 296
 297                 // backwards:
 298
 299                 Reveal.prev();
 300                 deepEqual( Reveal.getIndices(), { h: 2, v: 0, f: 2 }, 'prev() goes to prev fragment' );
 301
 302                 Reveal.left();
 303                 deepEqual( Reveal.getIndices(), { h: 2, v: 0, f: 1 }, 'left() goes to prev fragment' );
 304
 305                 Reveal.up();
 306                 deepEqual( Reveal.getIndices(), { h: 2, v: 0, f: 0 }, 'up() goes to prev fragment' );
 307         });
 308
 309         test( 'Stepping past fragments', function() {
 310                 var fragmentSlide = document.querySelector( '#fragment-slides>section:nth-child(1)' );
 311
 312                 Reveal.slide( 0, 0, 0 );
 313                 equal( fragmentSlide.querySelectorAll( '.fragment.visible' ).length, 0, 'no fragments visible when on previous slide' );
 314
 315                 Reveal.slide( 3, 0, 0 );
 316                 equal( fragmentSlide.querySelectorAll( '.fragment.visible' ).length, 3, 'all fragments visible when on future slide' );
 317         });
 318
 319         test( 'Fragment indices', function() {
 320                 var fragmentSlide = document.querySelector( '#fragment-slides>section:nth-child(2)' );
 321
 322                 Reveal.slide( 3, 0, 0 );
 323                 equal( fragmentSlide.querySelectorAll( '.fragment.visible' ).length, 2, 'both fragments of same index are shown' );
 324
 325                 // This slide has three fragments, first one is index 0, second and third have index 1
 326                 Reveal.slide( 2, 2, 0 );
 327                 equal( Reveal.getIndices().f, 0, 'returns correct index for first fragment' );
 328
 329                 Reveal.slide( 2, 2, 1 );
 330                 equal( Reveal.getIndices().f, 1, 'returns correct index for two fragments with same index' );
 331         });
 332
 333         test( 'Index generation', function() {
 334                 var fragmentSlide = document.querySelector( '#fragment-slides>section:nth-child(1)' );
 335
 336                 // These have no indices defined to start with
 337                 equal( fragmentSlide.querySelectorAll( '.fragment' )[0].getAttribute( 'data-fragment-index' ), '0' );
 338                 equal( fragmentSlide.querySelectorAll( '.fragment' )[1].getAttribute( 'data-fragment-index' ), '1' );
 339                 equal( fragmentSlide.querySelectorAll( '.fragment' )[2].getAttribute( 'data-fragment-index' ), '2' );
 340         });
 341
 342         test( 'Index normalization', function() {
 343                 var fragmentSlide = document.querySelector( '#fragment-slides>section:nth-child(3)' );
 344
 345                 // These start out as 1-4-4 and should normalize to 0-1-1
 346                 equal( fragmentSlide.querySelectorAll( '.fragment' )[0].getAttribute( 'data-fragment-index' ), '0' );
 347                 equal( fragmentSlide.querySelectorAll( '.fragment' )[1].getAttribute( 'data-fragment-index' ), '1' );
 348                 equal( fragmentSlide.querySelectorAll( '.fragment' )[2].getAttribute( 'data-fragment-index' ), '1' );
 349         });
 350
 351         asyncTest( 'fragmentshown event', function() {
 352                 expect( 2 );
 353
 354                 var _onEvent = function( event ) {
 355                         ok( true, 'event fired' );
 356                 }
 357
 358                 Reveal.addEventListener( 'fragmentshown', _onEvent );
 359
 360                 Reveal.slide( 2, 0 );
 361                 Reveal.slide( 2, 0 ); // should do nothing
 362                 Reveal.slide( 2, 0, 0 ); // should do nothing
 363                 Reveal.next();
 364                 Reveal.next();
 365                 Reveal.prev(); // shouldn't fire fragmentshown
 366
 367                 start();
 368
 369                 Reveal.removeEventListener( 'fragmentshown', _onEvent );
 370         });
 371
 372         asyncTest( 'fragmenthidden event', function() {
 373                 expect( 2 );
 374
 375                 var _onEvent = function( event ) {
 376                         ok( true, 'event fired' );
 377                 }
 378
 379                 Reveal.addEventListener( 'fragmenthidden', _onEvent );
 380
 381                 Reveal.slide( 2, 0, 2 );
 382                 Reveal.slide( 2, 0, 2 ); // should do nothing
 383                 Reveal.prev();
 384                 Reveal.prev();
 385                 Reveal.next(); // shouldn't fire fragmenthidden
 386
 387                 start();
 388
 389                 Reveal.removeEventListener( 'fragmenthidden', _onEvent );
 390         });
 391
 392
 393         // ---------------------------------------------------------------
 394         // AUTO-SLIDE TESTS
 395
 396         QUnit.module( 'Auto Sliding' );
 397
 398         test( 'Reveal.isAutoSliding', function() {
 399                 strictEqual( Reveal.isAutoSliding(), false, 'false by default' );
 400
 401                 Reveal.configure({ autoSlide: 10000 });
 402                 strictEqual( Reveal.isAutoSliding(), true, 'true after starting' );
 403
 404                 Reveal.configure({ autoSlide: 0 });
 405                 strictEqual( Reveal.isAutoSliding(), false, 'false after setting to 0' );
 406         });
 407
 408         test( 'Reveal.toggleAutoSlide', function() {
 409                 Reveal.configure({ autoSlide: 10000 });
 410
 411                 Reveal.toggleAutoSlide();
 412                 strictEqual( Reveal.isAutoSliding(), false, 'false after first toggle' );
 413                 Reveal.toggleAutoSlide();
 414                 strictEqual( Reveal.isAutoSliding(), true, 'true after second toggle' );
 415
 416                 Reveal.configure({ autoSlide: 0 });
 417         });
 418
 419         asyncTest( 'autoslidepaused', function() {
 420                 expect( 1 );
 421
 422                 var _onEvent = function( event ) {
 423                         ok( true, 'event fired' );
 424                 }
 425
 426                 Reveal.addEventListener( 'autoslidepaused', _onEvent );
 427                 Reveal.configure({ autoSlide: 10000 });
 428                 Reveal.toggleAutoSlide();
 429
 430                 start();
 431
 432                 // cleanup
 433                 Reveal.configure({ autoSlide: 0 });
 434                 Reveal.removeEventListener( 'autoslidepaused', _onEvent );
 435         });
 436
 437         asyncTest( 'autoslideresumed', function() {
 438                 expect( 1 );
 439
 440                 var _onEvent = function( event ) {
 441                         ok( true, 'event fired' );
 442                 }
 443
 444                 Reveal.addEventListener( 'autoslideresumed', _onEvent );
 445                 Reveal.configure({ autoSlide: 10000 });
 446                 Reveal.toggleAutoSlide();
 447                 Reveal.toggleAutoSlide();
 448
 449                 start();
 450
 451                 // cleanup
 452                 Reveal.configure({ autoSlide: 0 });
 453                 Reveal.removeEventListener( 'autoslideresumed', _onEvent );
 454         });
 455
 456
 457         // ---------------------------------------------------------------
 458         // CONFIGURATION VALUES
 459
 460         QUnit.module( 'Configuration' );
 461
 462         test( 'Controls', function() {
 463                 var controlsElement = document.querySelector( '.reveal>.controls' );
 464
 465                 Reveal.configure({ controls: false });
 466                 equal( controlsElement.style.display, 'none', 'controls are hidden' );
 467
 468                 Reveal.configure({ controls: true });
 469                 equal( controlsElement.style.display, 'block', 'controls are visible' );
 470         });
 471
 472         test( 'Progress', function() {
 473                 var progressElement = document.querySelector( '.reveal>.progress' );
 474
 475                 Reveal.configure({ progress: false });
 476                 equal( progressElement.style.display, 'none', 'progress are hidden' );
 477
 478                 Reveal.configure({ progress: true });
 479                 equal( progressElement.style.display, 'block', 'progress are visible' );
 480         });
 481
 482         test( 'Loop', function() {
 483                 Reveal.configure({ loop: true });
 484
 485                 Reveal.slide( 0, 0 );
 486
 487                 Reveal.left();
 488                 notEqual( Reveal.getIndices().h, 0, 'looped from start to end' );
 489
 490                 Reveal.right();
 491                 equal( Reveal.getIndices().h, 0, 'looped from end to start' );
 492
 493                 Reveal.configure({ loop: false });
 494         });
 495
 496
 497         // ---------------------------------------------------------------
 498         // LAZY-LOADING TESTS
 499
 500         QUnit.module( 'Lazy-Loading' );
 501
 502         test( 'img with data-src', function() {
 503                 strictEqual( document.querySelectorAll( '.reveal section img[src]' ).length, 1, 'Image source has been set' );
 504         });
 505
 506         test( 'video with data-src', function() {
 507                 strictEqual( document.querySelectorAll( '.reveal section video[src]' ).length, 1, 'Video source has been set' );
 508         });
 509
 510         test( 'audio with data-src', function() {
 511                 strictEqual( document.querySelectorAll( '.reveal section audio[src]' ).length, 1, 'Audio source has been set' );
 512         });
 513
 514         test( 'iframe with data-src', function() {
 515                 Reveal.slide( 0, 0 );
 516                 strictEqual( document.querySelectorAll( '.reveal section iframe[src]' ).length, 0, 'Iframe source is not set' );
 517                 Reveal.slide( 2, 1 );
 518                 strictEqual( document.querySelectorAll( '.reveal section iframe[src]' ).length, 1, 'Iframe source is set' );
 519                 Reveal.slide( 2, 2 );
 520                 strictEqual( document.querySelectorAll( '.reveal section iframe[src]' ).length, 0, 'Iframe source is not set' );
 521         });
 522
 523         test( 'background images', function() {
 524                 var imageSource1 = Reveal.getSlide( 0 ).getAttribute( 'data-background-image' );
 525                 var imageSource2 = Reveal.getSlide( 1, 0 ).getAttribute( 'data-background' );
 526
 527                 // check that the images are applied to the background elements
 528                 ok( Reveal.getSlideBackground( 0 ).style.backgroundImage.indexOf( imageSource1 ) !== -1, 'data-background-image worked' );
 529                 ok( Reveal.getSlideBackground( 1, 0 ).style.backgroundImage.indexOf( imageSource2 ) !== -1, 'data-background worked' );
 530         });
 531
 532
 533         // ---------------------------------------------------------------
 534         // EVENT TESTS
 535
 536         QUnit.module( 'Events' );
 537
 538         asyncTest( 'slidechanged', function() {
 539                 expect( 3 );
 540
 541                 var _onEvent = function( event ) {
 542                         ok( true, 'event fired' );
 543                 }
 544
 545                 Reveal.addEventListener( 'slidechanged', _onEvent );
 546
 547                 Reveal.slide( 1, 0 ); // should trigger
 548                 Reveal.slide( 1, 0 ); // should do nothing
 549                 Reveal.next(); // should trigger
 550                 Reveal.slide( 3, 0 ); // should trigger
 551                 Reveal.next(); // should do nothing
 552
 553                 start();
 554
 555                 Reveal.removeEventListener( 'slidechanged', _onEvent );
 556
 557         });
 558
 559         asyncTest( 'paused', function() {
 560                 expect( 1 );
 561
 562                 var _onEvent = function( event ) {
 563                         ok( true, 'event fired' );
 564                 }
 565
 566                 Reveal.addEventListener( 'paused', _onEvent );
 567
 568                 Reveal.togglePause();
 569                 Reveal.togglePause();
 570
 571                 start();
 572
 573                 Reveal.removeEventListener( 'paused', _onEvent );
 574         });
 575
 576         asyncTest( 'resumed', function() {
 577                 expect( 1 );
 578
 579                 var _onEvent = function( event ) {
 580                         ok( true, 'event fired' );
 581                 }
 582
 583                 Reveal.addEventListener( 'resumed', _onEvent );
 584
 585                 Reveal.togglePause();
 586                 Reveal.togglePause();
 587
 588                 start();
 589
 590                 Reveal.removeEventListener( 'resumed', _onEvent );
 591         });
 592
 593
 594 } );
 595
 596 Reveal.initialize();
 597