1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598// These tests expect the DOM to contain a presentation // with the following slide structure: // // 1 // 2 - Three sub-slides // 3 - Three fragment elements // 3 - Two fragments with same data-fragment-index // 4 Reveal.addEventListener( 'ready', function() { // --------------------------------------------------------------- // DOM TESTS QUnit.module( 'DOM' ); test( 'Initial slides classes', function() { var horizontalSlides = document.querySelectorAll( '.reveal .slides>section' ) strictEqual( document.querySelectorAll( '.reveal .slides section.past' ).length, 0, 'no .past slides' ); strictEqual( document.querySelectorAll( '.reveal .slides section.present' ).length, 1, 'one .present slide' ); strictEqual( document.querySelectorAll( '.reveal .slides>section.future' ).length, horizontalSlides.length - 1, 'remaining horizontal slides are .future' ); strictEqual( document.querySelectorAll( '.reveal .slides section.stack' ).length, 2, 'two .stacks' ); ok( document.querySelectorAll( '.reveal .slides section.stack' )[0].querySelectorAll( '.future' ).length > 0, 'vertical slides are given .future' ); }); // --------------------------------------------------------------- // API TESTS QUnit.module( 'API' ); test( 'Reveal.isReady', function() { strictEqual( Reveal.isReady(), true, 'returns true' ); }); test( 'Reveal.isOverview', function() { strictEqual( Reveal.isOverview(), false, 'false by default' ); Reveal.toggleOverview(); strictEqual( Reveal.isOverview(), true, 'true after toggling on' ); Reveal.toggleOverview(); strictEqual( Reveal.isOverview(), false, 'false after toggling off' ); }); test( 'Reveal.isPaused', function() { strictEqual( Reveal.isPaused(), false, 'false by default' ); Reveal.togglePause(); strictEqual( Reveal.isPaused(), true, 'true after pausing' ); Reveal.togglePause(); strictEqual( Reveal.isPaused(), false, 'false after resuming' ); }); test( 'Reveal.isFirstSlide', function() { Reveal.slide( 0, 0 ); strictEqual( Reveal.isFirstSlide(), true, 'true after Reveal.slide( 0, 0 )' ); Reveal.slide( 1, 0 ); strictEqual( Reveal.isFirstSlide(), false, 'false after Reveal.slide( 1, 0 )' ); Reveal.slide( 0, 0 ); strictEqual( Reveal.isFirstSlide(), true, 'true after Reveal.slide( 0, 0 )' ); }); test( 'Reveal.isFirstSlide after vertical slide', function() { Reveal.slide( 1, 1 ); Reveal.slide( 0, 0 ); strictEqual( Reveal.isFirstSlide(), true, 'true after Reveal.slide( 1, 1 ) and then Reveal.slide( 0, 0 )' ); }); test( 'Reveal.isLastSlide', function() { Reveal.slide( 0, 0 ); strictEqual( Reveal.isLastSlide(), false, 'false after Reveal.slide( 0, 0 )' ); var lastSlideIndex = document.querySelectorAll( '.reveal .slides>section' ).length - 1; Reveal.slide( lastSlideIndex, 0 ); strictEqual( Reveal.isLastSlide(), true, 'true after Reveal.slide( '+ lastSlideIndex +', 0 )' ); Reveal.slide( 0, 0 ); strictEqual( Reveal.isLastSlide(), false, 'false after Reveal.slide( 0, 0 )' ); }); test( 'Reveal.isLastSlide after vertical slide', function() { var lastSlideIndex = document.querySelectorAll( '.reveal .slides>section' ).length - 1; Reveal.slide( 1, 1 ); Reveal.slide( lastSlideIndex ); strictEqual( Reveal.isLastSlide(), true, 'true after Reveal.slide( 1, 1 ) and then Reveal.slide( '+ lastSlideIndex +', 0 )' ); }); test( 'Reveal.getTotalSlides', function() { strictEqual( Reveal.getTotalSlides(), 8, 'eight slides in total' ); }); test( 'Reveal.getIndices', function() { var indices = Reveal.getIndices(); ok( indices.hasOwnProperty( 'h' ), 'h exists' ); ok( indices.hasOwnProperty( 'v' ), 'v exists' ); ok( indices.hasOwnProperty( 'f' ), 'f exists' ); Reveal.slide( 1, 0 ); strictEqual( Reveal.getIndices().h, 1, 'h 1' ); strictEqual( Reveal.getIndices().v, 0, 'v 0' ); Reveal.slide( 1, 2 ); strictEqual( Reveal.getIndices().h, 1, 'h 1' ); strictEqual( Reveal.getIndices().v, 2, 'v 2' ); Reveal.slide( 0, 0 ); strictEqual( Reveal.getIndices().h, 0, 'h 0' ); strictEqual( Reveal.getIndices().v, 0, 'v 0' ); }); test( 'Reveal.getSlide', function() { equal( Reveal.getSlide( 0 ), document.querySelector( '.reveal .slides>section:first-child' ), 'gets correct first slide' ); equal( Reveal.getSlide( 1 ), document.querySelector( '.reveal .slides>section:nth-child(2)' ), 'no v index returns stack' ); equal( Reveal.getSlide( 1, 0 ), document.querySelector( '.reveal .slides>section:nth-child(2)>section:nth-child(1)' ), 'v index 0 returns first vertical child' ); equal( Reveal.getSlide( 1, 1 ), document.querySelector( '.reveal .slides>section:nth-child(2)>section:nth-child(2)' ), 'v index 1 returns second vertical child' ); strictEqual( Reveal.getSlide( 100 ), undefined, 'undefined when out of horizontal bounds' ); strictEqual( Reveal.getSlide( 1, 100 ), undefined, 'undefined when out of vertical bounds' ); }); test( 'Reveal.getSlideBackground', function() { equal( Reveal.getSlideBackground( 0 ), document.querySelector( '.reveal .backgrounds>.slide-background:first-child' ), 'gets correct first background' ); equal( Reveal.getSlideBackground( 1 ), document.querySelector( '.reveal .backgrounds>.slide-background:nth-child(2)' ), 'no v index returns stack' ); 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' ); 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' ); strictEqual( Reveal.getSlideBackground( 100 ), undefined, 'undefined when out of horizontal bounds' ); strictEqual( Reveal.getSlideBackground( 1, 100 ), undefined, 'undefined when out of vertical bounds' ); }); test( 'Reveal.getSlideNotes', function() { Reveal.slide( 0, 0 ); ok( Reveal.getSlideNotes() === 'speaker notes 1', 'works with <aside class="notes">' ); Reveal.slide( 1, 0 ); ok( Reveal.getSlideNotes() === 'speaker notes 2', 'works with <section data-notes="">' ); }); test( 'Reveal.getPreviousSlide/getCurrentSlide', function() { Reveal.slide( 0, 0 ); Reveal.slide( 1, 0 ); var firstSlide = document.querySelector( '.reveal .slides>section:first-child' ); var secondSlide = document.querySelector( '.reveal .slides>section:nth-child(2)>section' ); equal( Reveal.getPreviousSlide(), firstSlide, 'previous is slide #0' ); equal( Reveal.getCurrentSlide(), secondSlide, 'current is slide #1' ); }); test( 'Reveal.getProgress', function() { Reveal.slide( 0, 0 ); strictEqual( Reveal.getProgress(), 0, 'progress is 0 on first slide' ); var lastSlideIndex = document.querySelectorAll( '.reveal .slides>section' ).length - 1; Reveal.slide( lastSlideIndex, 0 ); strictEqual( Reveal.getProgress(), 1, 'progress is 1 on last slide' ); }); test( 'Reveal.getScale', function() { ok( typeof Reveal.getScale() === 'number', 'has scale' ); }); test( 'Reveal.getConfig', function() { ok( typeof Reveal.getConfig() === 'object', 'has config' ); }); test( 'Reveal.configure', function() { strictEqual( Reveal.getConfig().loop, false, '"loop" is false to start with' ); Reveal.configure({ loop: true }); strictEqual( Reveal.getConfig().loop, true, '"loop" has changed to true' ); Reveal.configure({ loop: false, customTestValue: 1 }); strictEqual( Reveal.getConfig().customTestValue, 1, 'supports custom values' ); }); test( 'Reveal.availableRoutes', function() { Reveal.slide( 0, 0 ); deepEqual( Reveal.availableRoutes(), { left: false, up: false, down: false, right: true }, 'correct for first slide' ); Reveal.slide( 1, 0 ); deepEqual( Reveal.availableRoutes(), { left: true, up: false, down: true, right: true }, 'correct for vertical slide' ); }); test( 'Reveal.next', function() { Reveal.slide( 0, 0 ); // Step through vertical child slides Reveal.next(); deepEqual( Reveal.getIndices(), { h: 1, v: 0, f: undefined } ); Reveal.next(); deepEqual( Reveal.getIndices(), { h: 1, v: 1, f: undefined } ); Reveal.next(); deepEqual( Reveal.getIndices(), { h: 1, v: 2, f: undefined } ); // Step through fragments Reveal.next(); deepEqual( Reveal.getIndices(), { h: 2, v: 0, f: -1 } ); Reveal.next(); deepEqual( Reveal.getIndices(), { h: 2, v: 0, f: 0 } ); Reveal.next(); deepEqual( Reveal.getIndices(), { h: 2, v: 0, f: 1 } ); Reveal.next(); deepEqual( Reveal.getIndices(), { h: 2, v: 0, f: 2 } ); }); test( 'Reveal.next at end', function() { Reveal.slide( 3 ); // We're at the end, this should have no effect Reveal.next(); deepEqual( Reveal.getIndices(), { h: 3, v: 0, f: undefined } ); Reveal.next(); deepEqual( Reveal.getIndices(), { h: 3, v: 0, f: undefined } ); }); // --------------------------------------------------------------- // FRAGMENT TESTS QUnit.module( 'Fragments' ); test( 'Sliding to fragments', function() { Reveal.slide( 2, 0, -1 ); deepEqual( Reveal.getIndices(), { h: 2, v: 0, f: -1 }, 'Reveal.slide( 2, 0, -1 )' ); Reveal.slide( 2, 0, 0 ); deepEqual( Reveal.getIndices(), { h: 2, v: 0, f: 0 }, 'Reveal.slide( 2, 0, 0 )' ); Reveal.slide( 2, 0, 2 ); deepEqual( Reveal.getIndices(), { h: 2, v: 0, f: 2 }, 'Reveal.slide( 2, 0, 2 )' ); Reveal.slide( 2, 0, 1 ); deepEqual( Reveal.getIndices(), { h: 2, v: 0, f: 1 }, 'Reveal.slide( 2, 0, 1 )' ); }); test( 'Hiding all fragments', function() { var fragmentSlide = document.querySelector( '#fragment-slides>section:nth-child(1)' ); Reveal.slide( 2, 0, 0 ); strictEqual( fragmentSlide.querySelectorAll( '.fragment.visible' ).length, 1, 'one fragment visible when index is 0' ); Reveal.slide( 2, 0, -1 ); strictEqual( fragmentSlide.querySelectorAll( '.fragment.visible' ).length, 0, 'no fragments visible when index is -1' ); }); test( 'Current fragment', function() { var fragmentSlide = document.querySelector( '#fragment-slides>section:nth-child(1)' ); Reveal.slide( 2, 0 ); strictEqual( fragmentSlide.querySelectorAll( '.fragment.current-fragment' ).length, 0, 'no current fragment at index -1' ); Reveal.slide( 2, 0, 0 ); strictEqual( fragmentSlide.querySelectorAll( '.fragment.current-fragment' ).length, 1, 'one current fragment at index 0' ); Reveal.slide( 1, 0, 0 ); strictEqual( fragmentSlide.querySelectorAll( '.fragment.current-fragment' ).length, 0, 'no current fragment when navigating to previous slide' ); Reveal.slide( 3, 0, 0 ); strictEqual( fragmentSlide.querySelectorAll( '.fragment.current-fragment' ).length, 0, 'no current fragment when navigating to next slide' ); }); test( 'Stepping through fragments', function() { Reveal.slide( 2, 0, -1 ); // forwards: Reveal.next(); deepEqual( Reveal.getIndices(), { h: 2, v: 0, f: 0 }, 'next() goes to next fragment' ); Reveal.right(); deepEqual( Reveal.getIndices(), { h: 2, v: 0, f: 1 }, 'right() goes to next fragment' ); Reveal.down(); deepEqual( Reveal.getIndices(), { h: 2, v: 0, f: 2 }, 'down() goes to next fragment' ); Reveal.down(); // moves to f #3 // backwards: Reveal.prev(); deepEqual( Reveal.getIndices(), { h: 2, v: 0, f: 2 }, 'prev() goes to prev fragment' ); Reveal.left(); deepEqual( Reveal.getIndices(), { h: 2, v: 0, f: 1 }, 'left() goes to prev fragment' ); Reveal.up(); deepEqual( Reveal.getIndices(), { h: 2, v: 0, f: 0 }, 'up() goes to prev fragment' ); }); test( 'Stepping past fragments', function() { var fragmentSlide = document.querySelector( '#fragment-slides>section:nth-child(1)' ); Reveal.slide( 0, 0, 0 ); equal( fragmentSlide.querySelectorAll( '.fragment.visible' ).length, 0, 'no fragments visible when on previous slide' ); Reveal.slide( 3, 0, 0 ); equal( fragmentSlide.querySelectorAll( '.fragment.visible' ).length, 3, 'all fragments visible when on future slide' ); }); test( 'Fragment indices', function() { var fragmentSlide = document.querySelector( '#fragment-slides>section:nth-child(2)' ); Reveal.slide( 3, 0, 0 ); equal( fragmentSlide.querySelectorAll( '.fragment.visible' ).length, 2, 'both fragments of same index are shown' ); // This slide has three fragments, first one is index 0, second and third have index 1 Reveal.slide( 2, 2, 0 ); equal( Reveal.getIndices().f, 0, 'returns correct index for first fragment' ); Reveal.slide( 2, 2, 1 ); equal( Reveal.getIndices().f, 1, 'returns correct index for two fragments with same index' ); }); test( 'Index generation', function() { var fragmentSlide = document.querySelector( '#fragment-slides>section:nth-child(1)' ); // These have no indices defined to start with equal( fragmentSlide.querySelectorAll( '.fragment' )[0].getAttribute( 'data-fragment-index' ), '0' ); equal( fragmentSlide.querySelectorAll( '.fragment' )[1].getAttribute( 'data-fragment-index' ), '1' ); equal( fragmentSlide.querySelectorAll( '.fragment' )[2].getAttribute( 'data-fragment-index' ), '2' ); }); test( 'Index normalization', function() { var fragmentSlide = document.querySelector( '#fragment-slides>section:nth-child(3)' ); // These start out as 1-4-4 and should normalize to 0-1-1 equal( fragmentSlide.querySelectorAll( '.fragment' )[0].getAttribute( 'data-fragment-index' ), '0' ); equal( fragmentSlide.querySelectorAll( '.fragment' )[1].getAttribute( 'data-fragment-index' ), '1' ); equal( fragmentSlide.querySelectorAll( '.fragment' )[2].getAttribute( 'data-fragment-index' ), '1' ); }); asyncTest( 'fragmentshown event', function() { expect( 2 ); var _onEvent = function( event ) { ok( true, 'event fired' ); } Reveal.addEventListener( 'fragmentshown', _onEvent ); Reveal.slide( 2, 0 ); Reveal.slide( 2, 0 ); // should do nothing Reveal.slide( 2, 0, 0 ); // should do nothing Reveal.next(); Reveal.next(); Reveal.prev(); // shouldn't fire fragmentshown start(); Reveal.removeEventListener( 'fragmentshown', _onEvent ); }); asyncTest( 'fragmenthidden event', function() { expect( 2 ); var _onEvent = function( event ) { ok( true, 'event fired' ); } Reveal.addEventListener( 'fragmenthidden', _onEvent ); Reveal.slide( 2, 0, 2 ); Reveal.slide( 2, 0, 2 ); // should do nothing Reveal.prev(); Reveal.prev(); Reveal.next(); // shouldn't fire fragmenthidden start(); Reveal.removeEventListener( 'fragmenthidden', _onEvent ); }); // --------------------------------------------------------------- // AUTO-SLIDE TESTS QUnit.module( 'Auto Sliding' ); test( 'Reveal.isAutoSliding', function() { strictEqual( Reveal.isAutoSliding(), false, 'false by default' ); Reveal.configure({ autoSlide: 10000 }); strictEqual( Reveal.isAutoSliding(), true, 'true after starting' ); Reveal.configure({ autoSlide: 0 }); strictEqual( Reveal.isAutoSliding(), false, 'false after setting to 0' ); }); test( 'Reveal.toggleAutoSlide', function() { Reveal.configure({ autoSlide: 10000 }); Reveal.toggleAutoSlide(); strictEqual( Reveal.isAutoSliding(), false, 'false after first toggle' ); Reveal.toggleAutoSlide(); strictEqual( Reveal.isAutoSliding(), true, 'true after second toggle' ); Reveal.configure({ autoSlide: 0 }); }); asyncTest( 'autoslidepaused', function() { expect( 1 ); var _onEvent = function( event ) { ok( true, 'event fired' ); } Reveal.addEventListener( 'autoslidepaused', _onEvent ); Reveal.configure({ autoSlide: 10000 }); Reveal.toggleAutoSlide(); start(); // cleanup Reveal.configure({ autoSlide: 0 }); Reveal.removeEventListener( 'autoslidepaused', _onEvent ); }); asyncTest( 'autoslideresumed', function() { expect( 1 ); var _onEvent = function( event ) { ok( true, 'event fired' ); } Reveal.addEventListener( 'autoslideresumed', _onEvent ); Reveal.configure({ autoSlide: 10000 }); Reveal.toggleAutoSlide(); Reveal.toggleAutoSlide(); start(); // cleanup Reveal.configure({ autoSlide: 0 }); Reveal.removeEventListener( 'autoslideresumed', _onEvent ); }); // --------------------------------------------------------------- // CONFIGURATION VALUES QUnit.module( 'Configuration' ); test( 'Controls', function() { var controlsElement = document.querySelector( '.reveal>.controls' ); Reveal.configure({ controls: false }); equal( controlsElement.style.display, 'none', 'controls are hidden' ); Reveal.configure({ controls: true }); equal( controlsElement.style.display, 'block', 'controls are visible' ); }); test( 'Progress', function() { var progressElement = document.querySelector( '.reveal>.progress' ); Reveal.configure({ progress: false }); equal( progressElement.style.display, 'none', 'progress are hidden' ); Reveal.configure({ progress: true }); equal( progressElement.style.display, 'block', 'progress are visible' ); }); test( 'Loop', function() { Reveal.configure({ loop: true }); Reveal.slide( 0, 0 ); Reveal.left(); notEqual( Reveal.getIndices().h, 0, 'looped from start to end' ); Reveal.right(); equal( Reveal.getIndices().h, 0, 'looped from end to start' ); Reveal.configure({ loop: false }); }); // --------------------------------------------------------------- // LAZY-LOADING TESTS QUnit.module( 'Lazy-Loading' ); test( 'img with data-src', function() { strictEqual( document.querySelectorAll( '.reveal section img[src]' ).length, 1, 'Image source has been set' ); }); test( 'video with data-src', function() { strictEqual( document.querySelectorAll( '.reveal section video[src]' ).length, 1, 'Video source has been set' ); }); test( 'audio with data-src', function() { strictEqual( document.querySelectorAll( '.reveal section audio[src]' ).length, 1, 'Audio source has been set' ); }); test( 'iframe with data-src', function() { Reveal.slide( 0, 0 ); strictEqual( document.querySelectorAll( '.reveal section iframe[src]' ).length, 0, 'Iframe source is not set' ); Reveal.slide( 2, 1 ); strictEqual( document.querySelectorAll( '.reveal section iframe[src]' ).length, 1, 'Iframe source is set' ); Reveal.slide( 2, 2 ); strictEqual( document.querySelectorAll( '.reveal section iframe[src]' ).length, 0, 'Iframe source is not set' ); }); test( 'background images', function() { var imageSource1 = Reveal.getSlide( 0 ).getAttribute( 'data-background-image' ); var imageSource2 = Reveal.getSlide( 1, 0 ).getAttribute( 'data-background' ); // check that the images are applied to the background elements ok( Reveal.getSlideBackground( 0 ).style.backgroundImage.indexOf( imageSource1 ) !== -1, 'data-background-image worked' ); ok( Reveal.getSlideBackground( 1, 0 ).style.backgroundImage.indexOf( imageSource2 ) !== -1, 'data-background worked' ); }); // --------------------------------------------------------------- // EVENT TESTS QUnit.module( 'Events' ); asyncTest( 'slidechanged', function() { expect( 3 ); var _onEvent = function( event ) { ok( true, 'event fired' ); } Reveal.addEventListener( 'slidechanged', _onEvent ); Reveal.slide( 1, 0 ); // should trigger Reveal.slide( 1, 0 ); // should do nothing Reveal.next(); // should trigger Reveal.slide( 3, 0 ); // should trigger Reveal.next(); // should do nothing start(); Reveal.removeEventListener( 'slidechanged', _onEvent ); }); asyncTest( 'paused', function() { expect( 1 ); var _onEvent = function( event ) { ok( true, 'event fired' ); } Reveal.addEventListener( 'paused', _onEvent ); Reveal.togglePause(); Reveal.togglePause(); start(); Reveal.removeEventListener( 'paused', _onEvent ); }); asyncTest( 'resumed', function() { expect( 1 ); var _onEvent = function( event ) { ok( true, 'event fired' ); } Reveal.addEventListener( 'resumed', _onEvent ); Reveal.togglePause(); Reveal.togglePause(); start(); Reveal.removeEventListener( 'resumed', _onEvent ); }); } ); Reveal.initialize();