resources/jquery/jquery.qunit.js

   1 /**
   2  * QUnit v1.7.0 - A JavaScript Unit Testing Framework
   3  *
   4  * http://docs.jquery.com/QUnit
   5  *
   6  * Copyright (c) 2012 John Resig, Jörn Zaefferer
   7  * Dual licensed under the MIT (MIT-LICENSE.txt)
   8  * or GPL (GPL-LICENSE.txt) licenses.
   9  */
  10
  11 (function( window ) {
  12
  13 var QUnit,
  14         config,
  15         testId = 0,
  16         fileName = (sourceFromStacktrace( 0 ) || "" ).replace(/(:\d+)+\)?/, "").replace(/.+\//, ""),
  17         toString = Object.prototype.toString,
  18         hasOwn = Object.prototype.hasOwnProperty,
  19         defined = {
  20         setTimeout: typeof window.setTimeout !== "undefined",
  21         sessionStorage: (function() {
  22                 var x = "qunit-test-string";
  23                 try {
  24                         sessionStorage.setItem( x, x );
  25                         sessionStorage.removeItem( x );
  26                         return true;
  27                 } catch( e ) {
  28                         return false;
  29                 }
  30         }())
  31 };
  32
  33 function Test( settings ) {
  34         extend( this, settings );
  35         this.assertions = [];
  36         this.testNumber = ++Test.count;
  37 }
  38
  39 Test.count = 0;
  40
  41 Test.prototype = {
  42         init: function() {
  43                 var a, b, li,
  44         tests = id( "qunit-tests" );
  45
  46                 if ( tests ) {
  47                         b = document.createElement( "strong" );
  48                         b.innerHTML = this.name;
  49
  50                         // `a` initialized at top of scope
  51                         a = document.createElement( "a" );
  52                         a.innerHTML = "Rerun";
  53                         a.href = QUnit.url({ testNumber: this.testNumber });
  54
  55                         li = document.createElement( "li" );
  56                         li.appendChild( b );
  57                         li.appendChild( a );
  58                         li.className = "running";
  59                         li.id = this.id = "qunit-test-output" + testId++;
  60
  61                         tests.appendChild( li );
  62                 }
  63         },
  64         setup: function() {
  65                 if ( this.module !== config.previousModule ) {
  66                         if ( config.previousModule ) {
  67                                 runLoggingCallbacks( "moduleDone", QUnit, {
  68                                         name: config.previousModule,
  69                                         failed: config.moduleStats.bad,
  70                                         passed: config.moduleStats.all - config.moduleStats.bad,
  71                                         total: config.moduleStats.all
  72                                 });
  73                         }
  74                         config.previousModule = this.module;
  75                         config.moduleStats = { all: 0, bad: 0 };
  76                         runLoggingCallbacks( "moduleStart", QUnit, {
  77                                 name: this.module
  78                         });
  79                 } else if ( config.autorun ) {
  80                         runLoggingCallbacks( "moduleStart", QUnit, {
  81                                 name: this.module
  82                         });
  83                 }
  84
  85                 config.current = this;
  86
  87                 this.testEnvironment = extend({
  88                         setup: function() {},
  89                         teardown: function() {}
  90                 }, this.moduleTestEnvironment );
  91
  92                 runLoggingCallbacks( "testStart", QUnit, {
  93                         name: this.testName,
  94                         module: this.module
  95                 });
  96
  97                 // allow utility functions to access the current test environment
  98                 // TODO why??
  99                 QUnit.current_testEnvironment = this.testEnvironment;
 100
 101                 if ( !config.pollution ) {
 102                         saveGlobal();
 103                 }
 104                 if ( config.notrycatch ) {
 105                         this.testEnvironment.setup.call( this.testEnvironment );
 106                         return;
 107                 }
 108                 try {
 109                         this.testEnvironment.setup.call( this.testEnvironment );
 110                 } catch( e ) {
 111                         QUnit.pushFailure( "Setup failed on " + this.testName + ": " + e.message, extractStacktrace( e, 1 ) );
 112                 }
 113         },
 114         run: function() {
 115                 config.current = this;
 116
 117                 var running = id( "qunit-testresult" );
 118
 119                 if ( running ) {
 120                         running.innerHTML = "Running: <br/>" + this.name;
 121                 }
 122
 123                 if ( this.async ) {
 124                         QUnit.stop();
 125                 }
 126
 127                 if ( config.notrycatch ) {
 128                         this.callback.call( this.testEnvironment, QUnit.assert );
 129                         return;
 130                 }
 131
 132                 try {
 133                         this.callback.call( this.testEnvironment, QUnit.assert );
 134                 } catch( e ) {
 135                         QUnit.pushFailure( "Died on test #" + (this.assertions.length + 1) + " " + this.stack + ": " + e.message, extractStacktrace( e, 0 ) );
 136                         // else next test will carry the responsibility
 137                         saveGlobal();
 138
 139                         // Restart the tests if they're blocking
 140                         if ( config.blocking ) {
 141                                 QUnit.start();
 142                         }
 143                 }
 144         },
 145         teardown: function() {
 146                 config.current = this;
 147                 if ( config.notrycatch ) {
 148                         this.testEnvironment.teardown.call( this.testEnvironment );
 149                         return;
 150                 } else {
 151                         try {
 152                                 this.testEnvironment.teardown.call( this.testEnvironment );
 153                         } catch( e ) {
 154                                 QUnit.pushFailure( "Teardown failed on " + this.testName + ": " + e.message, extractStacktrace( e, 1 ) );
 155                         }
 156                 }
 157                 checkPollution();
 158         },
 159         finish: function() {
 160                 config.current = this;
 161                 if ( config.requireExpects && this.expected == null ) {
 162                         QUnit.pushFailure( "Expected number of assertions to be defined, but expect() was not called.", this.stack );
 163                 } else if ( this.expected != null && this.expected != this.assertions.length ) {
 164                         QUnit.pushFailure( "Expected " + this.expected + " assertions, but " + this.assertions.length + " were run", this.stack );
 165                 } else if ( this.expected == null && !this.assertions.length ) {
 166                         QUnit.pushFailure( "Expected at least one assertion, but none were run - call expect(0) to accept zero assertions.", this.stack );
 167                 }
 168
 169                 var assertion, a, b, i, li, ol,
 170                         test = this,
 171                         good = 0,
 172                         bad = 0,
 173                         tests = id( "qunit-tests" );
 174
 175                 config.stats.all += this.assertions.length;
 176                 config.moduleStats.all += this.assertions.length;
 177
 178                 if ( tests ) {
 179                         ol = document.createElement( "ol" );
 180
 181                         for ( i = 0; i < this.assertions.length; i++ ) {
 182                                 assertion = this.assertions[i];
 183
 184                                 li = document.createElement( "li" );
 185                                 li.className = assertion.result ? "pass" : "fail";
 186                                 li.innerHTML = assertion.message || ( assertion.result ? "okay" : "failed" );
 187                                 ol.appendChild( li );
 188
 189                                 if ( assertion.result ) {
 190                                         good++;
 191                                 } else {
 192                                         bad++;
 193                                         config.stats.bad++;
 194                                         config.moduleStats.bad++;
 195                                 }
 196                         }
 197
 198                         // store result when possible
 199                         if ( QUnit.config.reorder && defined.sessionStorage ) {
 200                                 if ( bad ) {
 201                                         sessionStorage.setItem( "qunit-test-" + this.module + "-" + this.testName, bad );
 202                                 } else {
 203                                         sessionStorage.removeItem( "qunit-test-" + this.module + "-" + this.testName );
 204                                 }
 205                         }
 206
 207                         if ( bad === 0 ) {
 208                                 ol.style.display = "none";
 209                         }
 210
 211                         // `b` initialized at top of scope
 212                         b = document.createElement( "strong" );
 213                         b.innerHTML = this.name + " <b class='counts'>(<b class='failed'>" + bad + "</b>, <b class='passed'>" + good + "</b>, " + this.assertions.length + ")</b>";
 214
 215                         addEvent(b, "click", function() {
 216                                 var next = b.nextSibling.nextSibling,
 217                                         display = next.style.display;
 218                                 next.style.display = display === "none" ? "block" : "none";
 219                         });
 220
 221                         addEvent(b, "dblclick", function( e ) {
 222                                 var target = e && e.target ? e.target : window.event.srcElement;
 223                                 if ( target.nodeName.toLowerCase() == "span" || target.nodeName.toLowerCase() == "b" ) {
 224                                         target = target.parentNode;
 225                                 }
 226                                 if ( window.location && target.nodeName.toLowerCase() === "strong" ) {
 227                                         window.location = QUnit.url({ testNumber: test.testNumber });
 228                                 }
 229                         });
 230
 231                         // `li` initialized at top of scope
 232                         li = id( this.id );
 233                         li.className = bad ? "fail" : "pass";
 234                         li.removeChild( li.firstChild );
 235                         a = li.firstChild;
 236                         li.appendChild( b );
 237                         li.appendChild ( a );
 238                         li.appendChild( ol );
 239
 240                 } else {
 241                         for ( i = 0; i < this.assertions.length; i++ ) {
 242                                 if ( !this.assertions[i].result ) {
 243                                         bad++;
 244                                         config.stats.bad++;
 245                                         config.moduleStats.bad++;
 246                                 }
 247                         }
 248                 }
 249
 250                 runLoggingCallbacks( "testDone", QUnit, {
 251                         name: this.testName,
 252                         module: this.module,
 253                         failed: bad,
 254                         passed: this.assertions.length - bad,
 255                         total: this.assertions.length
 256                 });
 257
 258                 QUnit.reset();
 259         },
 260
 261         queue: function() {
 262                 var bad,
 263                         test = this;
 264
 265                 synchronize(function() {
 266                         test.init();
 267                 });
 268                 function run() {
 269                         // each of these can by async
 270                         synchronize(function() {
 271                                 test.setup();
 272                         });
 273                         synchronize(function() {
 274                                 test.run();
 275                         });
 276                         synchronize(function() {
 277                                 test.teardown();
 278                         });
 279                         synchronize(function() {
 280                                 test.finish();
 281                         });
 282                 }
 283
 284                 // `bad` initialized at top of scope
 285                 // defer when previous test run passed, if storage is available
 286                 bad = QUnit.config.reorder && defined.sessionStorage &&
 287                                                 +sessionStorage.getItem( "qunit-test-" + this.module + "-" + this.testName );
 288
 289                 if ( bad ) {
 290                         run();
 291                 } else {
 292                         synchronize( run, true );
 293                 }
 294         }
 295 };
 296
 297 // Root QUnit object.
 298 // `QUnit` initialized at top of scope
 299 QUnit = {
 300
 301         // call on start of module test to prepend name to all tests
 302         module: function( name, testEnvironment ) {
 303                 config.currentModule = name;
 304                 config.currentModuleTestEnviroment = testEnvironment;
 305         },
 306
 307         asyncTest: function( testName, expected, callback ) {
 308                 if ( arguments.length === 2 ) {
 309                         callback = expected;
 310                         expected = null;
 311                 }
 312
 313                 QUnit.test( testName, expected, callback, true );
 314         },
 315
 316         test: function( testName, expected, callback, async ) {
 317                 var test,
 318                         name = "<span class='test-name'>" + escapeInnerText( testName ) + "</span>";
 319
 320                 if ( arguments.length === 2 ) {
 321                         callback = expected;
 322                         expected = null;
 323                 }
 324
 325                 if ( config.currentModule ) {
 326                         name = "<span class='module-name'>" + config.currentModule + "</span>: " + name;
 327                 }
 328
 329                 test = new Test({
 330                         name: name,
 331                         testName: testName,
 332                         expected: expected,
 333                         async: async,
 334                         callback: callback,
 335                         module: config.currentModule,
 336                         moduleTestEnvironment: config.currentModuleTestEnviroment,
 337                         stack: sourceFromStacktrace( 2 )
 338                 });
 339
 340                 if ( !validTest( test ) ) {
 341                         return;
 342                 }
 343
 344                 test.queue();
 345         },
 346
 347         // Specify the number of expected assertions to gurantee that failed test (no assertions are run at all) don't slip through.
 348         expect: function( asserts ) {
 349                 config.current.expected = asserts;
 350         },
 351
 352         start: function( count ) {
 353                 config.semaphore -= count || 1;
 354                 // don't start until equal number of stop-calls
 355                 if ( config.semaphore > 0 ) {
 356                         return;
 357                 }
 358                 // ignore if start is called more often then stop
 359                 if ( config.semaphore < 0 ) {
 360                         config.semaphore = 0;
 361                 }
 362                 // A slight delay, to avoid any current callbacks
 363                 if ( defined.setTimeout ) {
 364                         window.setTimeout(function() {
 365                                 if ( config.semaphore > 0 ) {
 366                                         return;
 367                                 }
 368                                 if ( config.timeout ) {
 369                                         clearTimeout( config.timeout );
 370                                 }
 371
 372                                 config.blocking = false;
 373                                 process( true );
 374                         }, 13);
 375                 } else {
 376                         config.blocking = false;
 377                         process( true );
 378                 }
 379         },
 380
 381         stop: function( count ) {
 382                 config.semaphore += count || 1;
 383                 config.blocking = true;
 384
 385                 if ( config.testTimeout && defined.setTimeout ) {
 386                         clearTimeout( config.timeout );
 387                         config.timeout = window.setTimeout(function() {
 388                                 QUnit.ok( false, "Test timed out" );
 389                                 config.semaphore = 1;
 390                                 QUnit.start();
 391                         }, config.testTimeout );
 392                 }
 393         }
 394 };
 395
 396 // Asssert helpers
 397 // All of these must call either QUnit.push() or manually do:
 398 // - runLoggingCallbacks( "log", .. );
 399 // - config.current.assertions.push({ .. });
 400 QUnit.assert = {
 401         /**
 402          * Asserts rough true-ish result.
 403          * @example ok( "asdfasdf".length > 5, "There must be at least 5 chars" );
 404          */
 405         ok: function( result, msg ) {
 406                 if ( !config.current ) {
 407                         throw new Error( "ok() assertion outside test context, was " + sourceFromStacktrace(2) );
 408                 }
 409                 result = !!result;
 410
 411                 var source,
 412                         details = {
 413                                 result: result,
 414                                 message: msg
 415                         };
 416
 417                 msg = escapeInnerText( msg || (result ? "okay" : "failed" ) );
 418                 msg = "<span class='test-message'>" + msg + "</span>";
 419
 420                 if ( !result ) {
 421                         source = sourceFromStacktrace( 2 );
 422                         if ( source ) {
 423                                 details.source = source;
 424                                 msg += "<table><tr class='test-source'><th>Source: </th><td><pre>" + escapeInnerText( source ) + "</pre></td></tr></table>";
 425                         }
 426                 }
 427                 runLoggingCallbacks( "log", QUnit, details );
 428                 config.current.assertions.push({
 429                         result: result,
 430                         message: msg
 431                 });
 432         },
 433
 434         /**
 435          * Assert that the first two arguments are equal, with an optional message.
 436          * Prints out both actual and expected values.
 437          * @example equal( format( "Received {0} bytes.", 2), "Received 2 bytes.", "format() replaces {0} with next argument" );
 438          */
 439         equal: function( actual, expected, message ) {
 440                 QUnit.push( expected == actual, actual, expected, message );
 441         },
 442
 443         notEqual: function( actual, expected, message ) {
 444                 QUnit.push( expected != actual, actual, expected, message );
 445         },
 446
 447         deepEqual: function( actual, expected, message ) {
 448                 QUnit.push( QUnit.equiv(actual, expected), actual, expected, message );
 449         },
 450
 451         notDeepEqual: function( actual, expected, message ) {
 452                 QUnit.push( !QUnit.equiv(actual, expected), actual, expected, message );
 453         },
 454
 455         strictEqual: function( actual, expected, message ) {
 456                 QUnit.push( expected === actual, actual, expected, message );
 457         },
 458
 459         notStrictEqual: function( actual, expected, message ) {
 460                 QUnit.push( expected !== actual, actual, expected, message );
 461         },
 462
 463         raises: function( block, expected, message ) {
 464                 var actual,
 465                         ok = false;
 466
 467                 if ( typeof expected === "string" ) {
 468                         message = expected;
 469                         expected = null;
 470                 }
 471
 472                 try {
 473                         block.call( config.current.testEnvironment );
 474                 } catch (e) {
 475                         actual = e;
 476                 }
 477
 478                 if ( actual ) {
 479                         // we don't want to validate thrown error
 480                         if ( !expected ) {
 481                                 ok = true;
 482                         // expected is a regexp
 483                         } else if ( QUnit.objectType( expected ) === "regexp" ) {
 484                                 ok = expected.test( actual );
 485                         // expected is a constructor
 486                         } else if ( actual instanceof expected ) {
 487                                 ok = true;
 488                         // expected is a validation function which returns true is validation passed
 489                         } else if ( expected.call( {}, actual ) === true ) {
 490                                 ok = true;
 491                         }
 492                 }
 493
 494                 QUnit.push( ok, actual, null, message );
 495         }
 496 };
 497
 498 // @deprecated: Kept assertion helpers in root for backwards compatibility
 499 extend( QUnit, QUnit.assert );
 500
 501 /**
 502  * @deprecated: Kept for backwards compatibility
 503  * next step: remove entirely
 504  */
 505 QUnit.equals = function() {
 506         QUnit.push( false, false, false, "QUnit.equals has been deprecated since 2009 (e88049a0), use QUnit.equal instead" );
 507 };
 508 QUnit.same = function() {
 509         QUnit.push( false, false, false, "QUnit.same has been deprecated since 2009 (e88049a0), use QUnit.deepEqual instead" );
 510 };
 511
 512 // We want access to the constructor's prototype
 513 (function() {
 514         function F() {}
 515         F.prototype = QUnit;
 516         QUnit = new F();
 517         // Make F QUnit's constructor so that we can add to the prototype later
 518         QUnit.constructor = F;
 519 }());
 520
 521 /**
 522  * Config object: Maintain internal state
 523  * Later exposed as QUnit.config
 524  * `config` initialized at top of scope
 525  */
 526 config = {
 527         // The queue of tests to run
 528         queue: [],
 529
 530         // block until document ready
 531         blocking: true,
 532
 533         // when enabled, show only failing tests
 534         // gets persisted through sessionStorage and can be changed in UI via checkbox
 535         hidepassed: false,
 536
 537         // by default, run previously failed tests first
 538         // very useful in combination with "Hide passed tests" checked
 539         reorder: true,
 540
 541         // by default, modify document.title when suite is done
 542         altertitle: true,
 543
 544         // when enabled, all tests must call expect()
 545         requireExpects: false,
 546
 547         urlConfig: [ "noglobals", "notrycatch" ],
 548
 549         // logging callback queues
 550         begin: [],
 551         done: [],
 552         log: [],
 553         testStart: [],
 554         testDone: [],
 555         moduleStart: [],
 556         moduleDone: []
 557 };
 558
 559 // Initialize more QUnit.config and QUnit.urlParams
 560 (function() {
 561         var i,
 562                 location = window.location || { search: "", protocol: "file:" },
 563                 params = location.search.slice( 1 ).split( "&" ),
 564                 length = params.length,
 565                 urlParams = {},
 566                 current;
 567
 568         if ( params[ 0 ] ) {
 569                 for ( i = 0; i < length; i++ ) {
 570                         current = params[ i ].split( "=" );
 571                         current[ 0 ] = decodeURIComponent( current[ 0 ] );
 572                         // allow just a key to turn on a flag, e.g., test.html?noglobals
 573                         current[ 1 ] = current[ 1 ] ? decodeURIComponent( current[ 1 ] ) : true;
 574                         urlParams[ current[ 0 ] ] = current[ 1 ];
 575                 }
 576         }
 577
 578         QUnit.urlParams = urlParams;
 579         config.filter = urlParams.filter;
 580         config.testNumber = parseInt( urlParams.testNumber, 10 ) || null;
 581
 582         // Figure out if we're running the tests from a server or not
 583         QUnit.isLocal = location.protocol === "file:";
 584 }());
 585
 586 // Export global variables, unless an 'exports' object exists,
 587 // in that case we assume we're in CommonJS (dealt with on the bottom of the script)
 588 if ( typeof exports === "undefined" ) {
 589         extend( window, QUnit );
 590
 591         // Expose QUnit object
 592         window.QUnit = QUnit;
 593 }
 594
 595 // Extend QUnit object,
 596 // these after set here because they should not be exposed as global functions
 597 extend( QUnit, {
 598         config: config,
 599
 600         // Initialize the configuration options
 601         init: function() {
 602                 extend( config, {
 603                         stats: { all: 0, bad: 0 },
 604                         moduleStats: { all: 0, bad: 0 },
 605                         started: +new Date(),
 606                         updateRate: 1000,
 607                         blocking: false,
 608                         autostart: true,
 609                         autorun: false,
 610                         filter: "",
 611                         queue: [],
 612                         semaphore: 0
 613                 });
 614
 615                 var tests, banner, result,
 616                         qunit = id( "qunit" );
 617
 618                 if ( qunit ) {
 619                         qunit.innerHTML =
 620                                 "<h1 id='qunit-header'>" + escapeInnerText( document.title ) + "</h1>" +
 621                                 "<h2 id='qunit-banner'></h2>" +
 622                                 "<div id='qunit-testrunner-toolbar'></div>" +
 623                                 "<h2 id='qunit-userAgent'></h2>" +
 624                                 "<ol id='qunit-tests'></ol>";
 625                 }
 626
 627                 tests = id( "qunit-tests" );
 628                 banner = id( "qunit-banner" );
 629                 result = id( "qunit-testresult" );
 630
 631                 if ( tests ) {
 632                         tests.innerHTML = "";
 633                 }
 634
 635                 if ( banner ) {
 636                         banner.className = "";
 637                 }
 638
 639                 if ( result ) {
 640                         result.parentNode.removeChild( result );
 641                 }
 642
 643                 if ( tests ) {
 644                         result = document.createElement( "p" );
 645                         result.id = "qunit-testresult";
 646                         result.className = "result";
 647                         tests.parentNode.insertBefore( result, tests );
 648                         result.innerHTML = "Running...<br/>&nbsp;";
 649                 }
 650         },
 651
 652         // Resets the test setup. Useful for tests that modify the DOM.
 653         // If jQuery is available, uses jQuery's html(), otherwise just innerHTML.
 654         reset: function() {
 655                 var fixture;
 656
 657                 if ( window.jQuery ) {
 658                         jQuery( "#qunit-fixture" ).html( config.fixture );
 659                 } else {
 660                         fixture = id( "qunit-fixture" );
 661                         if ( fixture ) {
 662                                 fixture.innerHTML = config.fixture;
 663                         }
 664                 }
 665         },
 666
 667         // Trigger an event on an element.
 668         // @example triggerEvent( document.body, "click" );
 669         triggerEvent: function( elem, type, event ) {
 670                 if ( document.createEvent ) {
 671                         event = document.createEvent( "MouseEvents" );
 672                         event.initMouseEvent(type, true, true, elem.ownerDocument.defaultView,
 673                                 0, 0, 0, 0, 0, false, false, false, false, 0, null);
 674
 675                         elem.dispatchEvent( event );
 676                 } else if ( elem.fireEvent ) {
 677                         elem.fireEvent( "on" + type );
 678                 }
 679         },
 680
 681         // Safe object type checking
 682         is: function( type, obj ) {
 683                 return QUnit.objectType( obj ) == type;
 684         },
 685
 686         objectType: function( obj ) {
 687                 if ( typeof obj === "undefined" ) {
 688                                 return "undefined";
 689                 // consider: typeof null === object
 690                 }
 691                 if ( obj === null ) {
 692                                 return "null";
 693                 }
 694
 695                 var type = toString.call( obj ).match(/^\[object\s(.*)\]$/)[1] || "";
 696
 697                 switch ( type ) {
 698                         case "Number":
 699                                 if ( isNaN(obj) ) {
 700                                         return "nan";
 701                                 }
 702                                 return "number";
 703                         case "String":
 704                         case "Boolean":
 705                         case "Array":
 706                         case "Date":
 707                         case "RegExp":
 708                         case "Function":
 709                                 return type.toLowerCase();
 710                 }
 711                 if ( typeof obj === "object" ) {
 712                         return "object";
 713                 }
 714                 return undefined;
 715         },
 716
 717         push: function( result, actual, expected, message ) {
 718                 if ( !config.current ) {
 719                         throw new Error( "assertion outside test context, was " + sourceFromStacktrace() );
 720                 }
 721
 722                 var output, source,
 723                         details = {
 724                                 result: result,
 725                                 message: message,
 726                                 actual: actual,
 727                                 expected: expected
 728                         };
 729
 730                 message = escapeInnerText( message ) || ( result ? "okay" : "failed" );
 731                 message = "<span class='test-message'>" + message + "</span>";
 732                 output = message;
 733
 734                 if ( !result ) {
 735                         expected = escapeInnerText( QUnit.jsDump.parse(expected) );
 736                         actual = escapeInnerText( QUnit.jsDump.parse(actual) );
 737                         output += "<table><tr class='test-expected'><th>Expected: </th><td><pre>" + expected + "</pre></td></tr>";
 738
 739                         if ( actual != expected ) {
 740                                 output += "<tr class='test-actual'><th>Result: </th><td><pre>" + actual + "</pre></td></tr>";
 741                                 output += "<tr class='test-diff'><th>Diff: </th><td><pre>" + QUnit.diff( expected, actual ) + "</pre></td></tr>";
 742                         }
 743
 744                         source = sourceFromStacktrace();
 745
 746                         if ( source ) {
 747                                 details.source = source;
 748                                 output += "<tr class='test-source'><th>Source: </th><td><pre>" + escapeInnerText( source ) + "</pre></td></tr>";
 749                         }
 750
 751                         output += "</table>";
 752                 }
 753
 754                 runLoggingCallbacks( "log", QUnit, details );
 755
 756                 config.current.assertions.push({
 757                         result: !!result,
 758                         message: output
 759                 });
 760         },
 761
 762         pushFailure: function( message, source ) {
 763                 var output,
 764                         details = {
 765                                 result: false,
 766                                 message: message
 767                         };
 768
 769                 message = escapeInnerText(message ) || "error";
 770                 message = "<span class='test-message'>" + message + "</span>";
 771                 output = message;
 772
 773                 if ( source ) {
 774                         details.source = source;
 775                         output += "<table><tr class='test-source'><th>Source: </th><td><pre>" + escapeInnerText( source ) + "</pre></td></tr></table>";
 776                 }
 777
 778                 runLoggingCallbacks( "log", QUnit, details );
 779
 780                 config.current.assertions.push({
 781                         result: false,
 782                         message: output
 783                 });
 784         },
 785
 786         url: function( params ) {
 787                 params = extend( extend( {}, QUnit.urlParams ), params );
 788                 var key,
 789                         querystring = "?";
 790
 791                 for ( key in params ) {
 792                         if ( !hasOwn.call( params, key ) ) {
 793                                 continue;
 794                         }
 795                         querystring += encodeURIComponent( key ) + "=" +
 796                                 encodeURIComponent( params[ key ] ) + "&";
 797                 }
 798                 return window.location.pathname + querystring.slice( 0, -1 );
 799         },
 800
 801         extend: extend,
 802         id: id,
 803         addEvent: addEvent
 804         // load, equiv, jsDump, diff: Attached later
 805 });
 806
 807 /**
 808  * @deprecated: Created for backwards compatibility with test runner that set the hook function
 809  * into QUnit.{hook}, instead of invoking it and passing the hook function.
 810  * QUnit.constructor is set to the empty F() above so that we can add to it's prototype here.
 811  * Doing this allows us to tell if the following methods have been overwritten on the actual
 812  * QUnit object.
 813  */
 814 extend( QUnit.constructor.prototype, {
 815
 816         // Logging callbacks; all receive a single argument with the listed properties
 817         // run test/logs.html for any related changes
 818         begin: registerLoggingCallback( "begin" ),
 819
 820         // done: { failed, passed, total, runtime }
 821         done: registerLoggingCallback( "done" ),
 822
 823         // log: { result, actual, expected, message }
 824         log: registerLoggingCallback( "log" ),
 825
 826         // testStart: { name }
 827         testStart: registerLoggingCallback( "testStart" ),
 828
 829         // testDone: { name, failed, passed, total }
 830         testDone: registerLoggingCallback( "testDone" ),
 831
 832         // moduleStart: { name }
 833         moduleStart: registerLoggingCallback( "moduleStart" ),
 834
 835         // moduleDone: { name, failed, passed, total }
 836         moduleDone: registerLoggingCallback( "moduleDone" )
 837 });
 838
 839 if ( typeof document === "undefined" || document.readyState === "complete" ) {
 840         config.autorun = true;
 841 }
 842
 843 QUnit.load = function() {
 844         runLoggingCallbacks( "begin", QUnit, {} );
 845
 846         // Initialize the config, saving the execution queue
 847         var banner, filter, i, label, len, main, ol, toolbar, userAgent, val,
 848                 urlConfigHtml = "",
 849                 oldconfig = extend( {}, config );
 850
 851         QUnit.init();
 852         extend(config, oldconfig);
 853
 854         config.blocking = false;
 855
 856         len = config.urlConfig.length;
 857
 858         for ( i = 0; i < len; i++ ) {
 859                 val = config.urlConfig[i];
 860                 config[val] = QUnit.urlParams[val];
 861                 urlConfigHtml += "<label><input name='" + val + "' type='checkbox'" + ( config[val] ? " checked='checked'" : "" ) + ">" + val + "</label>";
 862         }
 863
 864         // `userAgent` initialized at top of scope
 865         userAgent = id( "qunit-userAgent" );
 866         if ( userAgent ) {
 867                 userAgent.innerHTML = navigator.userAgent;
 868         }
 869
 870         // `banner` initialized at top of scope
 871         banner = id( "qunit-header" );
 872         if ( banner ) {
 873                 banner.innerHTML = "<a href='" + QUnit.url({ filter: undefined }) + "'>" + banner.innerHTML + "</a> " + urlConfigHtml;
 874                 addEvent( banner, "change", function( event ) {
 875                         var params = {};
 876                         params[ event.target.name ] = event.target.checked ? true : undefined;
 877                         window.location = QUnit.url( params );
 878                 });
 879         }
 880
 881         // `toolbar` initialized at top of scope
 882         toolbar = id( "qunit-testrunner-toolbar" );
 883         if ( toolbar ) {
 884                 // `filter` initialized at top of scope
 885                 filter = document.createElement( "input" );
 886                 filter.type = "checkbox";
 887                 filter.id = "qunit-filter-pass";
 888
 889                 addEvent( filter, "click", function() {
 890                         var tmp,
 891                                 ol = document.getElementById( "qunit-tests" );
 892
 893                         if ( filter.checked ) {
 894                                 ol.className = ol.className + " hidepass";
 895                         } else {
 896                                 tmp = " " + ol.className.replace( /[\n\t\r]/g, " " ) + " ";
 897                                 ol.className = tmp.replace( / hidepass /, " " );
 898                         }
 899                         if ( defined.sessionStorage ) {
 900                                 if (filter.checked) {
 901                                         sessionStorage.setItem( "qunit-filter-passed-tests", "true" );
 902                                 } else {
 903                                         sessionStorage.removeItem( "qunit-filter-passed-tests" );
 904                                 }
 905                         }
 906                 });
 907
 908                 if ( config.hidepassed || defined.sessionStorage && sessionStorage.getItem( "qunit-filter-passed-tests" ) ) {
 909                         filter.checked = true;
 910                         // `ol` initialized at top of scope
 911                         ol = document.getElementById( "qunit-tests" );
 912                         ol.className = ol.className + " hidepass";
 913                 }
 914                 toolbar.appendChild( filter );
 915
 916                 // `label` initialized at top of scope
 917                 label = document.createElement( "label" );
 918                 label.setAttribute( "for", "qunit-filter-pass" );
 919                 label.innerHTML = "Hide passed tests";
 920                 toolbar.appendChild( label );
 921         }
 922
 923         // `main` initialized at top of scope
 924         main = id( "qunit-fixture" );
 925         if ( main ) {
 926                 config.fixture = main.innerHTML;
 927         }
 928
 929         if ( config.autostart ) {
 930                 QUnit.start();
 931         }
 932 };
 933
 934 addEvent( window, "load", QUnit.load );
 935
 936 // addEvent(window, "error" ) gives us a useless event object
 937 window.onerror = function( message, file, line ) {
 938         if ( QUnit.config.current ) {
 939                 QUnit.pushFailure( message, file + ":" + line );
 940         } else {
 941                 QUnit.test( "global failure", function() {
 942                         QUnit.pushFailure( message, file + ":" + line );
 943                 });
 944         }
 945 };
 946
 947 function done() {
 948         config.autorun = true;
 949
 950         // Log the last module results
 951         if ( config.currentModule ) {
 952                 runLoggingCallbacks( "moduleDone", QUnit, {
 953                         name: config.currentModule,
 954                         failed: config.moduleStats.bad,
 955                         passed: config.moduleStats.all - config.moduleStats.bad,
 956                         total: config.moduleStats.all
 957                 });
 958         }
 959
 960         var i, key,
 961                 banner = id( "qunit-banner" ),
 962                 tests = id( "qunit-tests" ),
 963                 runtime = +new Date() - config.started,
 964                 passed = config.stats.all - config.stats.bad,
 965                 html = [
 966                         "Tests completed in ",
 967                         runtime,
 968                         " milliseconds.<br/>",
 969                         "<span class='passed'>",
 970                         passed,
 971                         "</span> tests of <span class='total'>",
 972                         config.stats.all,
 973                         "</span> passed, <span class='failed'>",
 974                         config.stats.bad,
 975                         "</span> failed."
 976                 ].join( "" );
 977
 978         if ( banner ) {
 979                 banner.className = ( config.stats.bad ? "qunit-fail" : "qunit-pass" );
 980         }
 981
 982         if ( tests ) {
 983                 id( "qunit-testresult" ).innerHTML = html;
 984         }
 985
 986         if ( config.altertitle && typeof document !== "undefined" && document.title ) {
 987                 // show ✖ for good, ✔ for bad suite result in title
 988                 // use escape sequences in case file gets loaded with non-utf-8-charset
 989                 document.title = [
 990                         ( config.stats.bad ? "\u2716" : "\u2714" ),
 991                         document.title.replace( /^[\u2714\u2716] /i, "" )
 992                 ].join( " " );
 993         }
 994
 995         // clear own sessionStorage items if all tests passed
 996         if ( config.reorder && defined.sessionStorage && config.stats.bad === 0 ) {
 997                 // `key` & `i` initialized at top of scope
 998                 for ( i = 0; i < sessionStorage.length; i++ ) {
 999                         key = sessionStorage.key( i++ );
1000                         if ( key.indexOf( "qunit-test-" ) === 0 ) {
1001                                 sessionStorage.removeItem( key );
1002                         }
1003                 }
1004         }
1005
1006         runLoggingCallbacks( "done", QUnit, {
1007                 failed: config.stats.bad,
1008                 passed: passed,
1009                 total: config.stats.all,
1010                 runtime: runtime
1011         });
1012 }
1013
1014 function validTest( test ) {
1015         var include,
1016                 filter = config.filter && config.filter.toLowerCase(),
1017                 fullName = (test.module + ": " + test.testName).toLowerCase();
1018
1019         if ( config.testNumber ) {
1020                 return test.testNumber === config.testNumber;
1021         }
1022
1023         if ( !filter ) {
1024                 return true;
1025         }
1026
1027         include = filter.charAt( 0 ) !== "!";
1028         if ( !include ) {
1029                 filter = filter.slice( 1 );
1030         }
1031
1032         // If the filter matches, we need to honour include
1033         if ( fullName.indexOf( filter ) !== -1 ) {
1034                 return include;
1035         }
1036
1037         // Otherwise, do the opposite
1038         return !include;
1039 }
1040
1041 // so far supports only Firefox, Chrome and Opera (buggy), Safari (for real exceptions)
1042 // Later Safari and IE10 are supposed to support error.stack as well
1043 // See also https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Error/Stack
1044 function extractStacktrace( e, offset ) {
1045         offset = offset === undefined ? 3 : offset;
1046
1047         var stack, include, i, regex;
1048
1049         if ( e.stacktrace ) {
1050                 // Opera
1051                 return e.stacktrace.split( "\n" )[ offset + 3 ];
1052         } else if ( e.stack ) {
1053                 // Firefox, Chrome
1054                 stack = e.stack.split( "\n" );
1055                 if (/^error$/i.test( stack[0] ) ) {
1056                         stack.shift();
1057                 }
1058                 if ( fileName ) {
1059                         include = [];
1060                         for ( i = offset; i < stack.length; i++ ) {
1061                                 if ( stack[ i ].indexOf( fileName ) != -1 ) {
1062                                         break;
1063                                 }
1064                                 include.push( stack[ i ] );
1065                         }
1066                         if ( include.length ) {
1067                                 return include.join( "\n" );
1068                         }
1069                 }
1070                 return stack[ offset ];
1071         } else if ( e.sourceURL ) {
1072                 // Safari, PhantomJS
1073                 // hopefully one day Safari provides actual stacktraces
1074                 // exclude useless self-reference for generated Error objects
1075                 if ( /qunit.js$/.test( e.sourceURL ) ) {
1076                         return;
1077                 }
1078                 // for actual exceptions, this is useful
1079                 return e.sourceURL + ":" + e.line;
1080         }
1081 }
1082 function sourceFromStacktrace( offset ) {
1083         try {
1084                 throw new Error();
1085         } catch ( e ) {
1086                 return extractStacktrace( e, offset );
1087         }
1088 }
1089
1090 function escapeInnerText( s ) {
1091         if ( !s ) {
1092                 return "";
1093         }
1094         s = s + "";
1095         return s.replace( /[\&<>]/g, function( s ) {
1096                 switch( s ) {
1097                         case "&": return "&amp;";
1098                         case "<": return "&lt;";
1099                         case ">": return "&gt;";
1100                         default: return s;
1101                 }
1102         });
1103 }
1104
1105 function synchronize( callback, last ) {
1106         config.queue.push( callback );
1107
1108         if ( config.autorun && !config.blocking ) {
1109                 process( last );
1110         }
1111 }
1112
1113 function process( last ) {
1114         function next() {
1115                 process( last );
1116         }
1117         var start = new Date().getTime();
1118         config.depth = config.depth ? config.depth + 1 : 1;
1119
1120         while ( config.queue.length && !config.blocking ) {
1121                 if ( !defined.setTimeout || config.updateRate <= 0 || ( ( new Date().getTime() - start ) < config.updateRate ) ) {
1122                         config.queue.shift()();
1123                 } else {
1124                         window.setTimeout( next, 13 );
1125                         break;
1126                 }
1127         }
1128         config.depth--;
1129         if ( last && !config.blocking && !config.queue.length && config.depth === 0 ) {
1130                 done();
1131         }
1132 }
1133
1134 function saveGlobal() {
1135         config.pollution = [];
1136
1137         if ( config.noglobals ) {
1138                 for ( var key in window ) {
1139                         // in Opera sometimes DOM element ids show up here, ignore them
1140                         if ( !hasOwn.call( window, key ) || /^qunit-test-output/.test( key ) ) {
1141                                 continue;
1142                         }
1143                         config.pollution.push( key );
1144                 }
1145         }
1146 }
1147
1148 function checkPollution( name ) {
1149         var newGlobals,
1150                 deletedGlobals,
1151                 old = config.pollution;
1152
1153         saveGlobal();
1154
1155         newGlobals = diff( config.pollution, old );
1156         if ( newGlobals.length > 0 ) {
1157                 QUnit.pushFailure( "Introduced global variable(s): " + newGlobals.join(", ") );
1158         }
1159
1160         deletedGlobals = diff( old, config.pollution );
1161         if ( deletedGlobals.length > 0 ) {
1162                 QUnit.pushFailure( "Deleted global variable(s): " + deletedGlobals.join(", ") );
1163         }
1164 }
1165
1166 // returns a new Array with the elements that are in a but not in b
1167 function diff( a, b ) {
1168         var i, j,
1169                 result = a.slice();
1170
1171         for ( i = 0; i < result.length; i++ ) {
1172                 for ( j = 0; j < b.length; j++ ) {
1173                         if ( result[i] === b[j] ) {
1174                                 result.splice( i, 1 );
1175                                 i--;
1176                                 break;
1177                         }
1178                 }
1179         }
1180         return result;
1181 }
1182
1183 function extend( a, b ) {
1184         for ( var prop in b ) {
1185                 if ( b[ prop ] === undefined ) {
1186                         delete a[ prop ];
1187
1188                 // Avoid "Member not found" error in IE8 caused by setting window.constructor
1189                 } else if ( prop !== "constructor" || a !== window ) {
1190                         a[ prop ] = b[ prop ];
1191                 }
1192         }
1193
1194         return a;
1195 }
1196
1197 function addEvent( elem, type, fn ) {
1198         if ( elem.addEventListener ) {
1199                 elem.addEventListener( type, fn, false );
1200         } else if ( elem.attachEvent ) {
1201                 elem.attachEvent( "on" + type, fn );
1202         } else {
1203                 fn();
1204         }
1205 }
1206
1207 function id( name ) {
1208         return !!( typeof document !== "undefined" && document && document.getElementById ) &&
1209                 document.getElementById( name );
1210 }
1211
1212 function registerLoggingCallback( key ) {
1213         return function( callback ) {
1214                 config[key].push( callback );
1215         };
1216 }
1217
1218 // Supports deprecated method of completely overwriting logging callbacks
1219 function runLoggingCallbacks( key, scope, args ) {
1220         //debugger;
1221         var i, callbacks;
1222         if ( QUnit.hasOwnProperty( key ) ) {
1223                 QUnit[ key ].call(scope, args );
1224         } else {
1225                 callbacks = config[ key ];
1226                 for ( i = 0; i < callbacks.length; i++ ) {
1227                         callbacks[ i ].call( scope, args );
1228                 }
1229         }
1230 }
1231
1232 // Test for equality any JavaScript type.
1233 // Author: Philippe Rathé <prathe@gmail.com>
1234 QUnit.equiv = (function() {
1235
1236         // Call the o related callback with the given arguments.
1237         function bindCallbacks( o, callbacks, args ) {
1238                 var prop = QUnit.objectType( o );
1239                 if ( prop ) {
1240                         if ( QUnit.objectType( callbacks[ prop ] ) === "function" ) {
1241                                 return callbacks[ prop ].apply( callbacks, args );
1242                         } else {
1243                                 return callbacks[ prop ]; // or undefined
1244                         }
1245                 }
1246         }
1247
1248         // the real equiv function
1249         var innerEquiv,
1250                 // stack to decide between skip/abort functions
1251                 callers = [],
1252                 // stack to avoiding loops from circular referencing
1253                 parents = [],
1254
1255                 getProto = Object.getPrototypeOf || function ( obj ) {
1256                         return obj.__proto__;
1257                 },
1258                 callbacks = (function () {
1259
1260                         // for string, boolean, number and null
1261                         function useStrictEquality( b, a ) {
1262                                 if ( b instanceof a.constructor || a instanceof b.constructor ) {
1263                                         // to catch short annotaion VS 'new' annotation of a
1264                                         // declaration
1265                                         // e.g. var i = 1;
1266                                         // var j = new Number(1);
1267                                         return a == b;
1268                                 } else {
1269                                         return a === b;
1270                                 }
1271                         }
1272
1273                         return {
1274                                 "string": useStrictEquality,
1275                                 "boolean": useStrictEquality,
1276                                 "number": useStrictEquality,
1277                                 "null": useStrictEquality,
1278                                 "undefined": useStrictEquality,
1279
1280                                 "nan": function( b ) {
1281                                         return isNaN( b );
1282                                 },
1283
1284                                 "date": function( b, a ) {
1285                                         return QUnit.objectType( b ) === "date" && a.valueOf() === b.valueOf();
1286                                 },
1287
1288                                 "regexp": function( b, a ) {
1289                                         return QUnit.objectType( b ) === "regexp" &&
1290                                                 // the regex itself
1291                                                 a.source === b.source &&
1292                                                 // and its modifers
1293                                                 a.global === b.global &&
1294                                                 // (gmi) ...
1295                                                 a.ignoreCase === b.ignoreCase &&
1296                                                 a.multiline === b.multiline;
1297                                 },
1298
1299                                 // - skip when the property is a method of an instance (OOP)
1300                                 // - abort otherwise,
1301                                 // initial === would have catch identical references anyway
1302                                 "function": function() {
1303                                         var caller = callers[callers.length - 1];
1304                                         return caller !== Object && typeof caller !== "undefined";
1305                                 },
1306
1307                                 "array": function( b, a ) {
1308                                         var i, j, len, loop;
1309
1310                                         // b could be an object literal here
1311                                         if ( QUnit.objectType( b ) !== "array" ) {
1312                                                 return false;
1313                                         }
1314
1315                                         len = a.length;
1316                                         if ( len !== b.length ) {
1317                                                 // safe and faster
1318                                                 return false;
1319                                         }
1320
1321                                         // track reference to avoid circular references
1322                                         parents.push( a );
1323                                         for ( i = 0; i < len; i++ ) {
1324                                                 loop = false;
1325                                                 for ( j = 0; j < parents.length; j++ ) {
1326                                                         if ( parents[j] === a[i] ) {
1327                                                                 loop = true;// dont rewalk array
1328                                                         }
1329                                                 }
1330                                                 if ( !loop && !innerEquiv(a[i], b[i]) ) {
1331                                                         parents.pop();
1332                                                         return false;
1333                                                 }
1334                                         }
1335                                         parents.pop();
1336                                         return true;
1337                                 },
1338
1339                                 "object": function( b, a ) {
1340                                         var i, j, loop,
1341                                                 // Default to true
1342                                                 eq = true,
1343                                                 aProperties = [],
1344                                                 bProperties = [];
1345
1346                                         // comparing constructors is more strict than using
1347                                         // instanceof
1348                                         if ( a.constructor !== b.constructor ) {
1349                                                 // Allow objects with no prototype to be equivalent to
1350                                                 // objects with Object as their constructor.
1351                                                 if ( !(( getProto(a) === null && getProto(b) === Object.prototype ) ||
1352                                                         ( getProto(b) === null && getProto(a) === Object.prototype ) ) ) {
1353                                                                 return false;
1354                                                 }
1355                                         }
1356
1357                                         // stack constructor before traversing properties
1358                                         callers.push( a.constructor );
1359                                         // track reference to avoid circular references
1360                                         parents.push( a );
1361
1362                                         for ( i in a ) { // be strict: don't ensures hasOwnProperty
1363                                                                         // and go deep
1364                                                 loop = false;
1365                                                 for ( j = 0; j < parents.length; j++ ) {
1366                                                         if ( parents[j] === a[i] ) {
1367                                                                 // don't go down the same path twice
1368                                                                 loop = true;
1369                                                         }
1370                                                 }
1371                                                 aProperties.push(i); // collect a's properties
1372
1373                                                 if (!loop && !innerEquiv( a[i], b[i] ) ) {
1374                                                         eq = false;
1375                                                         break;
1376                                                 }
1377                                         }
1378
1379                                         callers.pop(); // unstack, we are done
1380                                         parents.pop();
1381
1382                                         for ( i in b ) {
1383                                                 bProperties.push( i ); // collect b's properties
1384                                         }
1385
1386                                         // Ensures identical properties name
1387                                         return eq && innerEquiv( aProperties.sort(), bProperties.sort() );
1388                                 }
1389                         };
1390                 }());
1391
1392         innerEquiv = function() { // can take multiple arguments
1393                 var args = [].slice.apply( arguments );
1394                 if ( args.length < 2 ) {
1395                         return true; // end transition
1396                 }
1397
1398                 return (function( a, b ) {
1399                         if ( a === b ) {
1400                                 return true; // catch the most you can
1401                         } else if ( a === null || b === null || typeof a === "undefined" ||
1402                                         typeof b === "undefined" ||
1403                                         QUnit.objectType(a) !== QUnit.objectType(b) ) {
1404                                 return false; // don't lose time with error prone cases
1405                         } else {
1406                                 return bindCallbacks(a, callbacks, [ b, a ]);
1407                         }
1408
1409                         // apply transition with (1..n) arguments
1410                 }( args[0], args[1] ) && arguments.callee.apply( this, args.splice(1, args.length - 1 )) );
1411         };
1412
1413         return innerEquiv;
1414 }());
1415
1416 /**
1417  * jsDump Copyright (c) 2008 Ariel Flesler - aflesler(at)gmail(dot)com |
1418  * http://flesler.blogspot.com Licensed under BSD
1419  * (http://www.opensource.org/licenses/bsd-license.php) Date: 5/15/2008
1420  *
1421  * @projectDescription Advanced and extensible data dumping for Javascript.
1422  * @version 1.0.0
1423  * @author Ariel Flesler
1424  * @link {http://flesler.blogspot.com/2008/05/jsdump-pretty-dump-of-any-javascript.html}
1425  */
1426 QUnit.jsDump = (function() {
1427         function quote( str ) {
1428                 return '"' + str.toString().replace( /"/g, '\\"' ) + '"';
1429         }
1430         function literal( o ) {
1431                 return o + "";
1432         }
1433         function join( pre, arr, post ) {
1434                 var s = jsDump.separator(),
1435                         base = jsDump.indent(),
1436                         inner = jsDump.indent(1);
1437                 if ( arr.join ) {
1438                         arr = arr.join( "," + s + inner );
1439                 }
1440                 if ( !arr ) {
1441                         return pre + post;
1442                 }
1443                 return [ pre, inner + arr, base + post ].join(s);
1444         }
1445         function array( arr, stack ) {
1446                 var i = arr.length, ret = new Array(i);
1447                 this.up();
1448                 while ( i-- ) {
1449                         ret[i] = this.parse( arr[i] , undefined , stack);
1450                 }
1451                 this.down();
1452                 return join( "[", ret, "]" );
1453         }
1454
1455         var reName = /^function (\w+)/,
1456                 jsDump = {
1457                         parse: function( obj, type, stack ) { //type is used mostly internally, you can fix a (custom)type in advance
1458                                 stack = stack || [ ];
1459                                 var inStack, res,
1460                                         parser = this.parsers[ type || this.typeOf(obj) ];
1461
1462                                 type = typeof parser;
1463                                 inStack = inArray( obj, stack );
1464
1465                                 if ( inStack != -1 ) {
1466                                         return "recursion(" + (inStack - stack.length) + ")";
1467                                 }
1468                                 //else
1469                                 if ( type == "function" )  {
1470                                         stack.push( obj );
1471                                         res = parser.call( this, obj, stack );
1472                                         stack.pop();
1473                                         return res;
1474                                 }
1475                                 // else
1476                                 return ( type == "string" ) ? parser : this.parsers.error;
1477                         },
1478                         typeOf: function( obj ) {
1479                                 var type;
1480                                 if ( obj === null ) {
1481                                         type = "null";
1482                                 } else if ( typeof obj === "undefined" ) {
1483                                         type = "undefined";
1484                                 } else if ( QUnit.is( "regexp", obj) ) {
1485                                         type = "regexp";
1486                                 } else if ( QUnit.is( "date", obj) ) {
1487                                         type = "date";
1488                                 } else if ( QUnit.is( "function", obj) ) {
1489                                         type = "function";
1490                                 } else if ( typeof obj.setInterval !== undefined && typeof obj.document !== "undefined" && typeof obj.nodeType === "undefined" ) {
1491                                         type = "window";
1492                                 } else if ( obj.nodeType === 9 ) {
1493                                         type = "document";
1494                                 } else if ( obj.nodeType ) {
1495                                         type = "node";
1496                                 } else if (
1497                                         // native arrays
1498                                         toString.call( obj ) === "[object Array]" ||
1499                                         // NodeList objects
1500                                         ( typeof obj.length === "number" && typeof obj.item !== "undefined" && ( obj.length ? obj.item(0) === obj[0] : ( obj.item( 0 ) === null && typeof obj[0] === "undefined" ) ) )
1501                                 ) {
1502                                         type = "array";
1503                                 } else {
1504                                         type = typeof obj;
1505                                 }
1506                                 return type;
1507                         },
1508                         separator: function() {
1509                                 return this.multiline ? this.HTML ? "<br />" : "\n" : this.HTML ? "&nbsp;" : " ";
1510                         },
1511                         indent: function( extra ) {// extra can be a number, shortcut for increasing-calling-decreasing
1512                                 if ( !this.multiline ) {
1513                                         return "";
1514                                 }
1515                                 var chr = this.indentChar;
1516                                 if ( this.HTML ) {
1517                                         chr = chr.replace( /\t/g, "   " ).replace( / /g, "&nbsp;" );
1518                                 }
1519                                 return new Array( this._depth_ + (extra||0) ).join(chr);
1520                         },
1521                         up: function( a ) {
1522                                 this._depth_ += a || 1;
1523                         },
1524                         down: function( a ) {
1525                                 this._depth_ -= a || 1;
1526                         },
1527                         setParser: function( name, parser ) {
1528                                 this.parsers[name] = parser;
1529                         },
1530                         // The next 3 are exposed so you can use them
1531                         quote: quote,
1532                         literal: literal,
1533                         join: join,
1534                         //
1535                         _depth_: 1,
1536                         // This is the list of parsers, to modify them, use jsDump.setParser
1537                         parsers: {
1538                                 window: "[Window]",
1539                                 document: "[Document]",
1540                                 error: "[ERROR]", //when no parser is found, shouldn"t happen
1541                                 unknown: "[Unknown]",
1542                                 "null": "null",
1543                                 "undefined": "undefined",
1544                                 "function": function( fn ) {
1545                                         var ret = "function",
1546                                                 name = "name" in fn ? fn.name : (reName.exec(fn) || [])[1];//functions never have name in IE
1547
1548                                         if ( name ) {
1549                                                 ret += " " + name;
1550                                         }
1551                                         ret += "( ";
1552
1553                                         ret = [ ret, QUnit.jsDump.parse( fn, "functionArgs" ), "){" ].join( "" );
1554                                         return join( ret, QUnit.jsDump.parse(fn,"functionCode" ), "}" );
1555                                 },
1556                                 array: array,
1557                                 nodelist: array,
1558                                 "arguments": array,
1559                                 object: function( map, stack ) {
1560                                         var ret = [ ], keys, key, val, i;
1561                                         QUnit.jsDump.up();
1562                                         if ( Object.keys ) {
1563                                                 keys = Object.keys( map );
1564                                         } else {
1565                                                 keys = [];
1566                                                 for ( key in map ) {
1567                                                         keys.push( key );
1568                                                 }
1569                                         }
1570                                         keys.sort();
1571                                         for ( i = 0; i < keys.length; i++ ) {
1572                                                 key = keys[ i ];
1573                                                 val = map[ key ];
1574                                                 ret.push( QUnit.jsDump.parse( key, "key" ) + ": " + QUnit.jsDump.parse( val, undefined, stack ) );
1575                                         }
1576                                         QUnit.jsDump.down();
1577                                         return join( "{", ret, "}" );
1578                                 },
1579                                 node: function( node ) {
1580                                         var a, val,
1581                                                 open = QUnit.jsDump.HTML ? "&lt;" : "<",
1582                                                 close = QUnit.jsDump.HTML ? "&gt;" : ">",
1583                                                 tag = node.nodeName.toLowerCase(),
1584                                                 ret = open + tag;
1585
1586                                         for ( a in QUnit.jsDump.DOMAttrs ) {
1587                                                 val = node[ QUnit.jsDump.DOMAttrs[a] ];
1588                                                 if ( val ) {
1589                                                         ret += " " + a + "=" + QUnit.jsDump.parse( val, "attribute" );
1590                                                 }
1591                                         }
1592                                         return ret + close + open + "/" + tag + close;
1593                                 },
1594                                 functionArgs: function( fn ) {//function calls it internally, it's the arguments part of the function
1595                                         var args,
1596                                                 l = fn.length;
1597
1598                                         if ( !l ) {
1599                                                 return "";
1600                                         }
1601
1602                                         args = new Array(l);
1603                                         while ( l-- ) {
1604                                                 args[l] = String.fromCharCode(97+l);//97 is 'a'
1605                                         }
1606                                         return " " + args.join( ", " ) + " ";
1607                                 },
1608                                 key: quote, //object calls it internally, the key part of an item in a map
1609                                 functionCode: "[code]", //function calls it internally, it's the content of the function
1610                                 attribute: quote, //node calls it internally, it's an html attribute value
1611                                 string: quote,
1612                                 date: quote,
1613                                 regexp: literal, //regex
1614                                 number: literal,
1615                                 "boolean": literal
1616                         },
1617                         DOMAttrs: {
1618                                 //attributes to dump from nodes, name=>realName
1619                                 id: "id",
1620                                 name: "name",
1621                                 "class": "className"
1622                         },
1623                         HTML: false,//if true, entities are escaped ( <, >, \t, space and \n )
1624                         indentChar: "  ",//indentation unit
1625                         multiline: true //if true, items in a collection, are separated by a \n, else just a space.
1626                 };
1627
1628         return jsDump;
1629 }());
1630
1631 // from Sizzle.js
1632 function getText( elems ) {
1633         var i, elem,
1634                 ret = "";
1635
1636         for ( i = 0; elems[i]; i++ ) {
1637                 elem = elems[i];
1638
1639                 // Get the text from text nodes and CDATA nodes
1640                 if ( elem.nodeType === 3 || elem.nodeType === 4 ) {
1641                         ret += elem.nodeValue;
1642
1643                 // Traverse everything else, except comment nodes
1644                 } else if ( elem.nodeType !== 8 ) {
1645                         ret += getText( elem.childNodes );
1646                 }
1647         }
1648
1649         return ret;
1650 }
1651
1652 // from jquery.js
1653 function inArray( elem, array ) {
1654         if ( array.indexOf ) {
1655                 return array.indexOf( elem );
1656         }
1657
1658         for ( var i = 0, length = array.length; i < length; i++ ) {
1659                 if ( array[ i ] === elem ) {
1660                         return i;
1661                 }
1662         }
1663
1664         return -1;
1665 }
1666
1667 /*
1668  * Javascript Diff Algorithm
1669  *  By John Resig (http://ejohn.org/)
1670  *  Modified by Chu Alan "sprite"
1671  *
1672  * Released under the MIT license.
1673  *
1674  * More Info:
1675  *  http://ejohn.org/projects/javascript-diff-algorithm/
1676  *
1677  * Usage: QUnit.diff(expected, actual)
1678  *
1679  * QUnit.diff( "the quick brown fox jumped over", "the quick fox jumps over" ) == "the  quick <del>brown </del> fox <del>jumped </del><ins>jumps </ins> over"
1680  */
1681 QUnit.diff = (function() {
1682         function diff( o, n ) {
1683                 var i,
1684                         ns = {},
1685                         os = {};
1686
1687                 for ( i = 0; i < n.length; i++ ) {
1688                         if ( ns[ n[i] ] == null ) {
1689                                 ns[ n[i] ] = {
1690                                         rows: [],
1691                                         o: null
1692                                 };
1693                         }
1694                         ns[ n[i] ].rows.push( i );
1695                 }
1696
1697                 for ( i = 0; i < o.length; i++ ) {
1698                         if ( os[ o[i] ] == null ) {
1699                                 os[ o[i] ] = {
1700                                         rows: [],
1701                                         n: null
1702                                 };
1703                         }
1704                         os[ o[i] ].rows.push( i );
1705                 }
1706
1707                 for ( i in ns ) {
1708                         if ( !hasOwn.call( ns, i ) ) {
1709                                 continue;
1710                         }
1711                         if ( ns[i].rows.length == 1 && typeof os[i] != "undefined" && os[i].rows.length == 1 ) {
1712                                 n[ ns[i].rows[0] ] = {
1713                                         text: n[ ns[i].rows[0] ],
1714                                         row: os[i].rows[0]
1715                                 };
1716                                 o[ os[i].rows[0] ] = {
1717                                         text: o[ os[i].rows[0] ],
1718                                         row: ns[i].rows[0]
1719                                 };
1720                         }
1721                 }
1722
1723                 for ( i = 0; i < n.length - 1; i++ ) {
1724                         if ( n[i].text != null && n[ i + 1 ].text == null && n[i].row + 1 < o.length && o[ n[i].row + 1 ].text == null &&
1725                                                 n[ i + 1 ] == o[ n[i].row + 1 ] ) {
1726
1727                                 n[ i + 1 ] = {
1728                                         text: n[ i + 1 ],
1729                                         row: n[i].row + 1
1730                                 };
1731                                 o[ n[i].row + 1 ] = {
1732                                         text: o[ n[i].row + 1 ],
1733                                         row: i + 1
1734                                 };
1735                         }
1736                 }
1737
1738                 for ( i = n.length - 1; i > 0; i-- ) {
1739                         if ( n[i].text != null && n[ i - 1 ].text == null && n[i].row > 0 && o[ n[i].row - 1 ].text == null &&
1740                                                 n[ i - 1 ] == o[ n[i].row - 1 ]) {
1741
1742                                 n[ i - 1 ] = {
1743                                         text: n[ i - 1 ],
1744                                         row: n[i].row - 1
1745                                 };
1746                                 o[ n[i].row - 1 ] = {
1747                                         text: o[ n[i].row - 1 ],
1748                                         row: i - 1
1749                                 };
1750                         }
1751                 }
1752
1753                 return {
1754                         o: o,
1755                         n: n
1756                 };
1757         }
1758
1759         return function( o, n ) {
1760                 o = o.replace( /\s+$/, "" );
1761                 n = n.replace( /\s+$/, "" );
1762
1763                 var i, pre,
1764                         str = "",
1765                         out = diff( o === "" ? [] : o.split(/\s+/), n === "" ? [] : n.split(/\s+/) ),
1766                         oSpace = o.match(/\s+/g),
1767                         nSpace = n.match(/\s+/g);
1768
1769                 if ( oSpace == null ) {
1770                         oSpace = [ " " ];
1771                 }
1772                 else {
1773                         oSpace.push( " " );
1774                 }
1775
1776                 if ( nSpace == null ) {
1777                         nSpace = [ " " ];
1778                 }
1779                 else {
1780                         nSpace.push( " " );
1781                 }
1782
1783                 if ( out.n.length === 0 ) {
1784                         for ( i = 0; i < out.o.length; i++ ) {
1785                                 str += "<del>" + out.o[i] + oSpace[i] + "</del>";
1786                         }
1787                 }
1788                 else {
1789                         if ( out.n[0].text == null ) {
1790                                 for ( n = 0; n < out.o.length && out.o[n].text == null; n++ ) {
1791                                         str += "<del>" + out.o[n] + oSpace[n] + "</del>";
1792                                 }
1793                         }
1794
1795                         for ( i = 0; i < out.n.length; i++ ) {
1796                                 if (out.n[i].text == null) {
1797                                         str += "<ins>" + out.n[i] + nSpace[i] + "</ins>";
1798                                 }
1799                                 else {
1800                                         // `pre` initialized at top of scope
1801                                         pre = "";
1802
1803                                         for ( n = out.n[i].row + 1; n < out.o.length && out.o[n].text == null; n++ ) {
1804                                                 pre += "<del>" + out.o[n] + oSpace[n] + "</del>";
1805                                         }
1806                                         str += " " + out.n[i].text + nSpace[i] + pre;
1807                                 }
1808                         }
1809                 }
1810
1811                 return str;
1812         };
1813 }());
1814
1815 // for CommonJS enviroments, export everything
1816 if ( typeof exports !== "undefined" ) {
1817         extend(exports, QUnit);
1818 }
1819
1820 // get at whatever the global object is, like window in browsers
1821 }( (function() {return this;}.call()) ));