comparison iframe-resizer/test/resources/qunit.js @ 0:ac5f9272033b draft

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author saskia-hiltemann
date Tue, 01 Jul 2014 11:42:23 -0400
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1 /**
2 * QUnit v1.12.0 - A JavaScript Unit Testing Framework
3 *
4 * http://qunitjs.com
5 *
6 * Copyright 2013 jQuery Foundation and other contributors
7 * Released under the MIT license.
8 * https://jquery.org/license/
9 */
10
11 (function( window ) {
12
13 var QUnit,
14 assert,
15 config,
16 onErrorFnPrev,
17 testId = 0,
18 fileName = (sourceFromStacktrace( 0 ) || "" ).replace(/(:\d+)+\)?/, "").replace(/.+\//, ""),
19 toString = Object.prototype.toString,
20 hasOwn = Object.prototype.hasOwnProperty,
21 // Keep a local reference to Date (GH-283)
22 Date = window.Date,
23 setTimeout = window.setTimeout,
24 defined = {
25 setTimeout: typeof window.setTimeout !== "undefined",
26 sessionStorage: (function() {
27 var x = "qunit-test-string";
28 try {
29 sessionStorage.setItem( x, x );
30 sessionStorage.removeItem( x );
31 return true;
32 } catch( e ) {
33 return false;
34 }
35 }())
36 },
37 /**
38 * Provides a normalized error string, correcting an issue
39 * with IE 7 (and prior) where Error.prototype.toString is
40 * not properly implemented
41 *
42 * Based on http://es5.github.com/#x15.11.4.4
43 *
44 * @param {String|Error} error
45 * @return {String} error message
46 */
47 errorString = function( error ) {
48 var name, message,
49 errorString = error.toString();
50 if ( errorString.substring( 0, 7 ) === "[object" ) {
51 name = error.name ? error.name.toString() : "Error";
52 message = error.message ? error.message.toString() : "";
53 if ( name && message ) {
54 return name + ": " + message;
55 } else if ( name ) {
56 return name;
57 } else if ( message ) {
58 return message;
59 } else {
60 return "Error";
61 }
62 } else {
63 return errorString;
64 }
65 },
66 /**
67 * Makes a clone of an object using only Array or Object as base,
68 * and copies over the own enumerable properties.
69 *
70 * @param {Object} obj
71 * @return {Object} New object with only the own properties (recursively).
72 */
73 objectValues = function( obj ) {
74 // Grunt 0.3.x uses an older version of jshint that still has jshint/jshint#392.
75 /*jshint newcap: false */
76 var key, val,
77 vals = QUnit.is( "array", obj ) ? [] : {};
78 for ( key in obj ) {
79 if ( hasOwn.call( obj, key ) ) {
80 val = obj[key];
81 vals[key] = val === Object(val) ? objectValues(val) : val;
82 }
83 }
84 return vals;
85 };
86
87 function Test( settings ) {
88 extend( this, settings );
89 this.assertions = [];
90 this.testNumber = ++Test.count;
91 }
92
93 Test.count = 0;
94
95 Test.prototype = {
96 init: function() {
97 var a, b, li,
98 tests = id( "qunit-tests" );
99
100 if ( tests ) {
101 b = document.createElement( "strong" );
102 b.innerHTML = this.nameHtml;
103
104 // `a` initialized at top of scope
105 a = document.createElement( "a" );
106 a.innerHTML = "Rerun";
107 a.href = QUnit.url({ testNumber: this.testNumber });
108
109 li = document.createElement( "li" );
110 li.appendChild( b );
111 li.appendChild( a );
112 li.className = "running";
113 li.id = this.id = "qunit-test-output" + testId++;
114
115 tests.appendChild( li );
116 }
117 },
118 setup: function() {
119 if (
120 // Emit moduleStart when we're switching from one module to another
121 this.module !== config.previousModule ||
122 // They could be equal (both undefined) but if the previousModule property doesn't
123 // yet exist it means this is the first test in a suite that isn't wrapped in a
124 // module, in which case we'll just emit a moduleStart event for 'undefined'.
125 // Without this, reporters can get testStart before moduleStart which is a problem.
126 !hasOwn.call( config, "previousModule" )
127 ) {
128 if ( hasOwn.call( config, "previousModule" ) ) {
129 runLoggingCallbacks( "moduleDone", QUnit, {
130 name: config.previousModule,
131 failed: config.moduleStats.bad,
132 passed: config.moduleStats.all - config.moduleStats.bad,
133 total: config.moduleStats.all
134 });
135 }
136 config.previousModule = this.module;
137 config.moduleStats = { all: 0, bad: 0 };
138 runLoggingCallbacks( "moduleStart", QUnit, {
139 name: this.module
140 });
141 }
142
143 config.current = this;
144
145 this.testEnvironment = extend({
146 setup: function() {},
147 teardown: function() {}
148 }, this.moduleTestEnvironment );
149
150 this.started = +new Date();
151 runLoggingCallbacks( "testStart", QUnit, {
152 name: this.testName,
153 module: this.module
154 });
155
156 /*jshint camelcase:false */
157
158
159 /**
160 * Expose the current test environment.
161 *
162 * @deprecated since 1.12.0: Use QUnit.config.current.testEnvironment instead.
163 */
164 QUnit.current_testEnvironment = this.testEnvironment;
165
166 /*jshint camelcase:true */
167
168 if ( !config.pollution ) {
169 saveGlobal();
170 }
171 if ( config.notrycatch ) {
172 this.testEnvironment.setup.call( this.testEnvironment, QUnit.assert );
173 return;
174 }
175 try {
176 this.testEnvironment.setup.call( this.testEnvironment, QUnit.assert );
177 } catch( e ) {
178 QUnit.pushFailure( "Setup failed on " + this.testName + ": " + ( e.message || e ), extractStacktrace( e, 1 ) );
179 }
180 },
181 run: function() {
182 config.current = this;
183
184 var running = id( "qunit-testresult" );
185
186 if ( running ) {
187 running.innerHTML = "Running: <br/>" + this.nameHtml;
188 }
189
190 if ( this.async ) {
191 QUnit.stop();
192 }
193
194 this.callbackStarted = +new Date();
195
196 if ( config.notrycatch ) {
197 this.callback.call( this.testEnvironment, QUnit.assert );
198 this.callbackRuntime = +new Date() - this.callbackStarted;
199 return;
200 }
201
202 try {
203 this.callback.call( this.testEnvironment, QUnit.assert );
204 this.callbackRuntime = +new Date() - this.callbackStarted;
205 } catch( e ) {
206 this.callbackRuntime = +new Date() - this.callbackStarted;
207
208 QUnit.pushFailure( "Died on test #" + (this.assertions.length + 1) + " " + this.stack + ": " + ( e.message || e ), extractStacktrace( e, 0 ) );
209 // else next test will carry the responsibility
210 saveGlobal();
211
212 // Restart the tests if they're blocking
213 if ( config.blocking ) {
214 QUnit.start();
215 }
216 }
217 },
218 teardown: function() {
219 config.current = this;
220 if ( config.notrycatch ) {
221 if ( typeof this.callbackRuntime === "undefined" ) {
222 this.callbackRuntime = +new Date() - this.callbackStarted;
223 }
224 this.testEnvironment.teardown.call( this.testEnvironment, QUnit.assert );
225 return;
226 } else {
227 try {
228 this.testEnvironment.teardown.call( this.testEnvironment, QUnit.assert );
229 } catch( e ) {
230 QUnit.pushFailure( "Teardown failed on " + this.testName + ": " + ( e.message || e ), extractStacktrace( e, 1 ) );
231 }
232 }
233 checkPollution();
234 },
235 finish: function() {
236 config.current = this;
237 if ( config.requireExpects && this.expected === null ) {
238 QUnit.pushFailure( "Expected number of assertions to be defined, but expect() was not called.", this.stack );
239 } else if ( this.expected !== null && this.expected !== this.assertions.length ) {
240 QUnit.pushFailure( "Expected " + this.expected + " assertions, but " + this.assertions.length + " were run", this.stack );
241 } else if ( this.expected === null && !this.assertions.length ) {
242 QUnit.pushFailure( "Expected at least one assertion, but none were run - call expect(0) to accept zero assertions.", this.stack );
243 }
244
245 var i, assertion, a, b, time, li, ol,
246 test = this,
247 good = 0,
248 bad = 0,
249 tests = id( "qunit-tests" );
250
251 this.runtime = +new Date() - this.started;
252 config.stats.all += this.assertions.length;
253 config.moduleStats.all += this.assertions.length;
254
255 if ( tests ) {
256 ol = document.createElement( "ol" );
257 ol.className = "qunit-assert-list";
258
259 for ( i = 0; i < this.assertions.length; i++ ) {
260 assertion = this.assertions[i];
261
262 li = document.createElement( "li" );
263 li.className = assertion.result ? "pass" : "fail";
264 li.innerHTML = assertion.message || ( assertion.result ? "okay" : "failed" );
265 ol.appendChild( li );
266
267 if ( assertion.result ) {
268 good++;
269 } else {
270 bad++;
271 config.stats.bad++;
272 config.moduleStats.bad++;
273 }
274 }
275
276 // store result when possible
277 if ( QUnit.config.reorder && defined.sessionStorage ) {
278 if ( bad ) {
279 sessionStorage.setItem( "qunit-test-" + this.module + "-" + this.testName, bad );
280 } else {
281 sessionStorage.removeItem( "qunit-test-" + this.module + "-" + this.testName );
282 }
283 }
284
285 if ( bad === 0 ) {
286 addClass( ol, "qunit-collapsed" );
287 }
288
289 // `b` initialized at top of scope
290 b = document.createElement( "strong" );
291 b.innerHTML = this.nameHtml + " <b class='counts'>(<b class='failed'>" + bad + "</b>, <b class='passed'>" + good + "</b>, " + this.assertions.length + ")</b>";
292
293 addEvent(b, "click", function() {
294 var next = b.parentNode.lastChild,
295 collapsed = hasClass( next, "qunit-collapsed" );
296 ( collapsed ? removeClass : addClass )( next, "qunit-collapsed" );
297 });
298
299 addEvent(b, "dblclick", function( e ) {
300 var target = e && e.target ? e.target : window.event.srcElement;
301 if ( target.nodeName.toLowerCase() === "span" || target.nodeName.toLowerCase() === "b" ) {
302 target = target.parentNode;
303 }
304 if ( window.location && target.nodeName.toLowerCase() === "strong" ) {
305 window.location = QUnit.url({ testNumber: test.testNumber });
306 }
307 });
308
309 // `time` initialized at top of scope
310 time = document.createElement( "span" );
311 time.className = "runtime";
312 time.innerHTML = this.runtime + " ms";
313
314 // `li` initialized at top of scope
315 li = id( this.id );
316 li.className = bad ? "fail" : "pass";
317 li.removeChild( li.firstChild );
318 a = li.firstChild;
319 li.appendChild( b );
320 li.appendChild( a );
321 li.appendChild( time );
322 li.appendChild( ol );
323
324 } else {
325 for ( i = 0; i < this.assertions.length; i++ ) {
326 if ( !this.assertions[i].result ) {
327 bad++;
328 config.stats.bad++;
329 config.moduleStats.bad++;
330 }
331 }
332 }
333
334 runLoggingCallbacks( "testDone", QUnit, {
335 name: this.testName,
336 module: this.module,
337 failed: bad,
338 passed: this.assertions.length - bad,
339 total: this.assertions.length,
340 duration: this.runtime
341 });
342
343 QUnit.reset();
344
345 config.current = undefined;
346 },
347
348 queue: function() {
349 var bad,
350 test = this;
351
352 synchronize(function() {
353 test.init();
354 });
355 function run() {
356 // each of these can by async
357 synchronize(function() {
358 test.setup();
359 });
360 synchronize(function() {
361 test.run();
362 });
363 synchronize(function() {
364 test.teardown();
365 });
366 synchronize(function() {
367 test.finish();
368 });
369 }
370
371 // `bad` initialized at top of scope
372 // defer when previous test run passed, if storage is available
373 bad = QUnit.config.reorder && defined.sessionStorage &&
374 +sessionStorage.getItem( "qunit-test-" + this.module + "-" + this.testName );
375
376 if ( bad ) {
377 run();
378 } else {
379 synchronize( run, true );
380 }
381 }
382 };
383
384 // Root QUnit object.
385 // `QUnit` initialized at top of scope
386 QUnit = {
387
388 // call on start of module test to prepend name to all tests
389 module: function( name, testEnvironment ) {
390 config.currentModule = name;
391 config.currentModuleTestEnvironment = testEnvironment;
392 config.modules[name] = true;
393 },
394
395 asyncTest: function( testName, expected, callback ) {
396 if ( arguments.length === 2 ) {
397 callback = expected;
398 expected = null;
399 }
400
401 QUnit.test( testName, expected, callback, true );
402 },
403
404 test: function( testName, expected, callback, async ) {
405 var test,
406 nameHtml = "<span class='test-name'>" + escapeText( testName ) + "</span>";
407
408 if ( arguments.length === 2 ) {
409 callback = expected;
410 expected = null;
411 }
412
413 if ( config.currentModule ) {
414 nameHtml = "<span class='module-name'>" + escapeText( config.currentModule ) + "</span>: " + nameHtml;
415 }
416
417 test = new Test({
418 nameHtml: nameHtml,
419 testName: testName,
420 expected: expected,
421 async: async,
422 callback: callback,
423 module: config.currentModule,
424 moduleTestEnvironment: config.currentModuleTestEnvironment,
425 stack: sourceFromStacktrace( 2 )
426 });
427
428 if ( !validTest( test ) ) {
429 return;
430 }
431
432 test.queue();
433 },
434
435 // Specify the number of expected assertions to guarantee that failed test (no assertions are run at all) don't slip through.
436 expect: function( asserts ) {
437 if (arguments.length === 1) {
438 config.current.expected = asserts;
439 } else {
440 return config.current.expected;
441 }
442 },
443
444 start: function( count ) {
445 // QUnit hasn't been initialized yet.
446 // Note: RequireJS (et al) may delay onLoad
447 if ( config.semaphore === undefined ) {
448 QUnit.begin(function() {
449 // This is triggered at the top of QUnit.load, push start() to the event loop, to allow QUnit.load to finish first
450 setTimeout(function() {
451 QUnit.start( count );
452 });
453 });
454 return;
455 }
456
457 config.semaphore -= count || 1;
458 // don't start until equal number of stop-calls
459 if ( config.semaphore > 0 ) {
460 return;
461 }
462 // ignore if start is called more often then stop
463 if ( config.semaphore < 0 ) {
464 config.semaphore = 0;
465 QUnit.pushFailure( "Called start() while already started (QUnit.config.semaphore was 0 already)", null, sourceFromStacktrace(2) );
466 return;
467 }
468 // A slight delay, to avoid any current callbacks
469 if ( defined.setTimeout ) {
470 setTimeout(function() {
471 if ( config.semaphore > 0 ) {
472 return;
473 }
474 if ( config.timeout ) {
475 clearTimeout( config.timeout );
476 }
477
478 config.blocking = false;
479 process( true );
480 }, 13);
481 } else {
482 config.blocking = false;
483 process( true );
484 }
485 },
486
487 stop: function( count ) {
488 config.semaphore += count || 1;
489 config.blocking = true;
490
491 if ( config.testTimeout && defined.setTimeout ) {
492 clearTimeout( config.timeout );
493 config.timeout = setTimeout(function() {
494 QUnit.ok( false, "Test timed out" );
495 config.semaphore = 1;
496 QUnit.start();
497 }, config.testTimeout );
498 }
499 }
500 };
501
502 // `assert` initialized at top of scope
503 // Assert helpers
504 // All of these must either call QUnit.push() or manually do:
505 // - runLoggingCallbacks( "log", .. );
506 // - config.current.assertions.push({ .. });
507 // We attach it to the QUnit object *after* we expose the public API,
508 // otherwise `assert` will become a global variable in browsers (#341).
509 assert = {
510 /**
511 * Asserts rough true-ish result.
512 * @name ok
513 * @function
514 * @example ok( "asdfasdf".length > 5, "There must be at least 5 chars" );
515 */
516 ok: function( result, msg ) {
517 if ( !config.current ) {
518 throw new Error( "ok() assertion outside test context, was " + sourceFromStacktrace(2) );
519 }
520 result = !!result;
521 msg = msg || (result ? "okay" : "failed" );
522
523 var source,
524 details = {
525 module: config.current.module,
526 name: config.current.testName,
527 result: result,
528 message: msg
529 };
530
531 msg = "<span class='test-message'>" + escapeText( msg ) + "</span>";
532
533 if ( !result ) {
534 source = sourceFromStacktrace( 2 );
535 if ( source ) {
536 details.source = source;
537 msg += "<table><tr class='test-source'><th>Source: </th><td><pre>" + escapeText( source ) + "</pre></td></tr></table>";
538 }
539 }
540 runLoggingCallbacks( "log", QUnit, details );
541 config.current.assertions.push({
542 result: result,
543 message: msg
544 });
545 },
546
547 /**
548 * Assert that the first two arguments are equal, with an optional message.
549 * Prints out both actual and expected values.
550 * @name equal
551 * @function
552 * @example equal( format( "Received {0} bytes.", 2), "Received 2 bytes.", "format() replaces {0} with next argument" );
553 */
554 equal: function( actual, expected, message ) {
555 /*jshint eqeqeq:false */
556 QUnit.push( expected == actual, actual, expected, message );
557 },
558
559 /**
560 * @name notEqual
561 * @function
562 */
563 notEqual: function( actual, expected, message ) {
564 /*jshint eqeqeq:false */
565 QUnit.push( expected != actual, actual, expected, message );
566 },
567
568 /**
569 * @name propEqual
570 * @function
571 */
572 propEqual: function( actual, expected, message ) {
573 actual = objectValues(actual);
574 expected = objectValues(expected);
575 QUnit.push( QUnit.equiv(actual, expected), actual, expected, message );
576 },
577
578 /**
579 * @name notPropEqual
580 * @function
581 */
582 notPropEqual: function( actual, expected, message ) {
583 actual = objectValues(actual);
584 expected = objectValues(expected);
585 QUnit.push( !QUnit.equiv(actual, expected), actual, expected, message );
586 },
587
588 /**
589 * @name deepEqual
590 * @function
591 */
592 deepEqual: function( actual, expected, message ) {
593 QUnit.push( QUnit.equiv(actual, expected), actual, expected, message );
594 },
595
596 /**
597 * @name notDeepEqual
598 * @function
599 */
600 notDeepEqual: function( actual, expected, message ) {
601 QUnit.push( !QUnit.equiv(actual, expected), actual, expected, message );
602 },
603
604 /**
605 * @name strictEqual
606 * @function
607 */
608 strictEqual: function( actual, expected, message ) {
609 QUnit.push( expected === actual, actual, expected, message );
610 },
611
612 /**
613 * @name notStrictEqual
614 * @function
615 */
616 notStrictEqual: function( actual, expected, message ) {
617 QUnit.push( expected !== actual, actual, expected, message );
618 },
619
620 "throws": function( block, expected, message ) {
621 var actual,
622 expectedOutput = expected,
623 ok = false;
624
625 // 'expected' is optional
626 if ( typeof expected === "string" ) {
627 message = expected;
628 expected = null;
629 }
630
631 config.current.ignoreGlobalErrors = true;
632 try {
633 block.call( config.current.testEnvironment );
634 } catch (e) {
635 actual = e;
636 }
637 config.current.ignoreGlobalErrors = false;
638
639 if ( actual ) {
640 // we don't want to validate thrown error
641 if ( !expected ) {
642 ok = true;
643 expectedOutput = null;
644 // expected is a regexp
645 } else if ( QUnit.objectType( expected ) === "regexp" ) {
646 ok = expected.test( errorString( actual ) );
647 // expected is a constructor
648 } else if ( actual instanceof expected ) {
649 ok = true;
650 // expected is a validation function which returns true is validation passed
651 } else if ( expected.call( {}, actual ) === true ) {
652 expectedOutput = null;
653 ok = true;
654 }
655
656 QUnit.push( ok, actual, expectedOutput, message );
657 } else {
658 QUnit.pushFailure( message, null, "No exception was thrown." );
659 }
660 }
661 };
662
663 /**
664 * @deprecated since 1.8.0
665 * Kept assertion helpers in root for backwards compatibility.
666 */
667 extend( QUnit, assert );
668
669 /**
670 * @deprecated since 1.9.0
671 * Kept root "raises()" for backwards compatibility.
672 * (Note that we don't introduce assert.raises).
673 */
674 QUnit.raises = assert[ "throws" ];
675
676 /**
677 * @deprecated since 1.0.0, replaced with error pushes since 1.3.0
678 * Kept to avoid TypeErrors for undefined methods.
679 */
680 QUnit.equals = function() {
681 QUnit.push( false, false, false, "QUnit.equals has been deprecated since 2009 (e88049a0), use QUnit.equal instead" );
682 };
683 QUnit.same = function() {
684 QUnit.push( false, false, false, "QUnit.same has been deprecated since 2009 (e88049a0), use QUnit.deepEqual instead" );
685 };
686
687 // We want access to the constructor's prototype
688 (function() {
689 function F() {}
690 F.prototype = QUnit;
691 QUnit = new F();
692 // Make F QUnit's constructor so that we can add to the prototype later
693 QUnit.constructor = F;
694 }());
695
696 /**
697 * Config object: Maintain internal state
698 * Later exposed as QUnit.config
699 * `config` initialized at top of scope
700 */
701 config = {
702 // The queue of tests to run
703 queue: [],
704
705 // block until document ready
706 blocking: true,
707
708 // when enabled, show only failing tests
709 // gets persisted through sessionStorage and can be changed in UI via checkbox
710 hidepassed: false,
711
712 // by default, run previously failed tests first
713 // very useful in combination with "Hide passed tests" checked
714 reorder: true,
715
716 // by default, modify document.title when suite is done
717 altertitle: true,
718
719 // when enabled, all tests must call expect()
720 requireExpects: false,
721
722 // add checkboxes that are persisted in the query-string
723 // when enabled, the id is set to `true` as a `QUnit.config` property
724 urlConfig: [
725 {
726 id: "noglobals",
727 label: "Check for Globals",
728 tooltip: "Enabling this will test if any test introduces new properties on the `window` object. Stored as query-strings."
729 },
730 {
731 id: "notrycatch",
732 label: "No try-catch",
733 tooltip: "Enabling this will run tests outside of a try-catch block. Makes debugging exceptions in IE reasonable. Stored as query-strings."
734 }
735 ],
736
737 // Set of all modules.
738 modules: {},
739
740 // logging callback queues
741 begin: [],
742 done: [],
743 log: [],
744 testStart: [],
745 testDone: [],
746 moduleStart: [],
747 moduleDone: []
748 };
749
750 // Export global variables, unless an 'exports' object exists,
751 // in that case we assume we're in CommonJS (dealt with on the bottom of the script)
752 if ( typeof exports === "undefined" ) {
753 extend( window, QUnit.constructor.prototype );
754
755 // Expose QUnit object
756 window.QUnit = QUnit;
757 }
758
759 // Initialize more QUnit.config and QUnit.urlParams
760 (function() {
761 var i,
762 location = window.location || { search: "", protocol: "file:" },
763 params = location.search.slice( 1 ).split( "&" ),
764 length = params.length,
765 urlParams = {},
766 current;
767
768 if ( params[ 0 ] ) {
769 for ( i = 0; i < length; i++ ) {
770 current = params[ i ].split( "=" );
771 current[ 0 ] = decodeURIComponent( current[ 0 ] );
772 // allow just a key to turn on a flag, e.g., test.html?noglobals
773 current[ 1 ] = current[ 1 ] ? decodeURIComponent( current[ 1 ] ) : true;
774 urlParams[ current[ 0 ] ] = current[ 1 ];
775 }
776 }
777
778 QUnit.urlParams = urlParams;
779
780 // String search anywhere in moduleName+testName
781 config.filter = urlParams.filter;
782
783 // Exact match of the module name
784 config.module = urlParams.module;
785
786 config.testNumber = parseInt( urlParams.testNumber, 10 ) || null;
787
788 // Figure out if we're running the tests from a server or not
789 QUnit.isLocal = location.protocol === "file:";
790 }());
791
792 // Extend QUnit object,
793 // these after set here because they should not be exposed as global functions
794 extend( QUnit, {
795 assert: assert,
796
797 config: config,
798
799 // Initialize the configuration options
800 init: function() {
801 extend( config, {
802 stats: { all: 0, bad: 0 },
803 moduleStats: { all: 0, bad: 0 },
804 started: +new Date(),
805 updateRate: 1000,
806 blocking: false,
807 autostart: true,
808 autorun: false,
809 filter: "",
810 queue: [],
811 semaphore: 1
812 });
813
814 var tests, banner, result,
815 qunit = id( "qunit" );
816
817 if ( qunit ) {
818 qunit.innerHTML =
819 "<h1 id='qunit-header'>" + escapeText( document.title ) + "</h1>" +
820 "<h2 id='qunit-banner'></h2>" +
821 "<div id='qunit-testrunner-toolbar'></div>" +
822 "<h2 id='qunit-userAgent'></h2>" +
823 "<ol id='qunit-tests'></ol>";
824 }
825
826 tests = id( "qunit-tests" );
827 banner = id( "qunit-banner" );
828 result = id( "qunit-testresult" );
829
830 if ( tests ) {
831 tests.innerHTML = "";
832 }
833
834 if ( banner ) {
835 banner.className = "";
836 }
837
838 if ( result ) {
839 result.parentNode.removeChild( result );
840 }
841
842 if ( tests ) {
843 result = document.createElement( "p" );
844 result.id = "qunit-testresult";
845 result.className = "result";
846 tests.parentNode.insertBefore( result, tests );
847 result.innerHTML = "Running...<br/>&nbsp;";
848 }
849 },
850
851 // Resets the test setup. Useful for tests that modify the DOM.
852 /*
853 DEPRECATED: Use multiple tests instead of resetting inside a test.
854 Use testStart or testDone for custom cleanup.
855 This method will throw an error in 2.0, and will be removed in 2.1
856 */
857 reset: function() {
858 var fixture = id( "qunit-fixture" );
859 if ( fixture ) {
860 fixture.innerHTML = config.fixture;
861 }
862 },
863
864 // Trigger an event on an element.
865 // @example triggerEvent( document.body, "click" );
866 triggerEvent: function( elem, type, event ) {
867 if ( document.createEvent ) {
868 event = document.createEvent( "MouseEvents" );
869 event.initMouseEvent(type, true, true, elem.ownerDocument.defaultView,
870 0, 0, 0, 0, 0, false, false, false, false, 0, null);
871
872 elem.dispatchEvent( event );
873 } else if ( elem.fireEvent ) {
874 elem.fireEvent( "on" + type );
875 }
876 },
877
878 // Safe object type checking
879 is: function( type, obj ) {
880 return QUnit.objectType( obj ) === type;
881 },
882
883 objectType: function( obj ) {
884 if ( typeof obj === "undefined" ) {
885 return "undefined";
886 // consider: typeof null === object
887 }
888 if ( obj === null ) {
889 return "null";
890 }
891
892 var match = toString.call( obj ).match(/^\[object\s(.*)\]$/),
893 type = match && match[1] || "";
894
895 switch ( type ) {
896 case "Number":
897 if ( isNaN(obj) ) {
898 return "nan";
899 }
900 return "number";
901 case "String":
902 case "Boolean":
903 case "Array":
904 case "Date":
905 case "RegExp":
906 case "Function":
907 return type.toLowerCase();
908 }
909 if ( typeof obj === "object" ) {
910 return "object";
911 }
912 return undefined;
913 },
914
915 push: function( result, actual, expected, message ) {
916 if ( !config.current ) {
917 throw new Error( "assertion outside test context, was " + sourceFromStacktrace() );
918 }
919
920 var output, source,
921 details = {
922 module: config.current.module,
923 name: config.current.testName,
924 result: result,
925 message: message,
926 actual: actual,
927 expected: expected
928 };
929
930 message = escapeText( message ) || ( result ? "okay" : "failed" );
931 message = "<span class='test-message'>" + message + "</span>";
932 output = message;
933
934 if ( !result ) {
935 expected = escapeText( QUnit.jsDump.parse(expected) );
936 actual = escapeText( QUnit.jsDump.parse(actual) );
937 output += "<table><tr class='test-expected'><th>Expected: </th><td><pre>" + expected + "</pre></td></tr>";
938
939 if ( actual !== expected ) {
940 output += "<tr class='test-actual'><th>Result: </th><td><pre>" + actual + "</pre></td></tr>";
941 output += "<tr class='test-diff'><th>Diff: </th><td><pre>" + QUnit.diff( expected, actual ) + "</pre></td></tr>";
942 }
943
944 source = sourceFromStacktrace();
945
946 if ( source ) {
947 details.source = source;
948 output += "<tr class='test-source'><th>Source: </th><td><pre>" + escapeText( source ) + "</pre></td></tr>";
949 }
950
951 output += "</table>";
952 }
953
954 runLoggingCallbacks( "log", QUnit, details );
955
956 config.current.assertions.push({
957 result: !!result,
958 message: output
959 });
960 },
961
962 pushFailure: function( message, source, actual ) {
963 if ( !config.current ) {
964 throw new Error( "pushFailure() assertion outside test context, was " + sourceFromStacktrace(2) );
965 }
966
967 var output,
968 details = {
969 module: config.current.module,
970 name: config.current.testName,
971 result: false,
972 message: message
973 };
974
975 message = escapeText( message ) || "error";
976 message = "<span class='test-message'>" + message + "</span>";
977 output = message;
978
979 output += "<table>";
980
981 if ( actual ) {
982 output += "<tr class='test-actual'><th>Result: </th><td><pre>" + escapeText( actual ) + "</pre></td></tr>";
983 }
984
985 if ( source ) {
986 details.source = source;
987 output += "<tr class='test-source'><th>Source: </th><td><pre>" + escapeText( source ) + "</pre></td></tr>";
988 }
989
990 output += "</table>";
991
992 runLoggingCallbacks( "log", QUnit, details );
993
994 config.current.assertions.push({
995 result: false,
996 message: output
997 });
998 },
999
1000 url: function( params ) {
1001 params = extend( extend( {}, QUnit.urlParams ), params );
1002 var key,
1003 querystring = "?";
1004
1005 for ( key in params ) {
1006 if ( hasOwn.call( params, key ) ) {
1007 querystring += encodeURIComponent( key ) + "=" +
1008 encodeURIComponent( params[ key ] ) + "&";
1009 }
1010 }
1011 return window.location.protocol + "//" + window.location.host +
1012 window.location.pathname + querystring.slice( 0, -1 );
1013 },
1014
1015 extend: extend,
1016 id: id,
1017 addEvent: addEvent,
1018 addClass: addClass,
1019 hasClass: hasClass,
1020 removeClass: removeClass
1021 // load, equiv, jsDump, diff: Attached later
1022 });
1023
1024 /**
1025 * @deprecated: Created for backwards compatibility with test runner that set the hook function
1026 * into QUnit.{hook}, instead of invoking it and passing the hook function.
1027 * QUnit.constructor is set to the empty F() above so that we can add to it's prototype here.
1028 * Doing this allows us to tell if the following methods have been overwritten on the actual
1029 * QUnit object.
1030 */
1031 extend( QUnit.constructor.prototype, {
1032
1033 // Logging callbacks; all receive a single argument with the listed properties
1034 // run test/logs.html for any related changes
1035 begin: registerLoggingCallback( "begin" ),
1036
1037 // done: { failed, passed, total, runtime }
1038 done: registerLoggingCallback( "done" ),
1039
1040 // log: { result, actual, expected, message }
1041 log: registerLoggingCallback( "log" ),
1042
1043 // testStart: { name }
1044 testStart: registerLoggingCallback( "testStart" ),
1045
1046 // testDone: { name, failed, passed, total, duration }
1047 testDone: registerLoggingCallback( "testDone" ),
1048
1049 // moduleStart: { name }
1050 moduleStart: registerLoggingCallback( "moduleStart" ),
1051
1052 // moduleDone: { name, failed, passed, total }
1053 moduleDone: registerLoggingCallback( "moduleDone" )
1054 });
1055
1056 if ( typeof document === "undefined" || document.readyState === "complete" ) {
1057 config.autorun = true;
1058 }
1059
1060 QUnit.load = function() {
1061 runLoggingCallbacks( "begin", QUnit, {} );
1062
1063 // Initialize the config, saving the execution queue
1064 var banner, filter, i, label, len, main, ol, toolbar, userAgent, val,
1065 urlConfigCheckboxesContainer, urlConfigCheckboxes, moduleFilter,
1066 numModules = 0,
1067 moduleNames = [],
1068 moduleFilterHtml = "",
1069 urlConfigHtml = "",
1070 oldconfig = extend( {}, config );
1071
1072 QUnit.init();
1073 extend(config, oldconfig);
1074
1075 config.blocking = false;
1076
1077 len = config.urlConfig.length;
1078
1079 for ( i = 0; i < len; i++ ) {
1080 val = config.urlConfig[i];
1081 if ( typeof val === "string" ) {
1082 val = {
1083 id: val,
1084 label: val,
1085 tooltip: "[no tooltip available]"
1086 };
1087 }
1088 config[ val.id ] = QUnit.urlParams[ val.id ];
1089 urlConfigHtml += "<input id='qunit-urlconfig-" + escapeText( val.id ) +
1090 "' name='" + escapeText( val.id ) +
1091 "' type='checkbox'" + ( config[ val.id ] ? " checked='checked'" : "" ) +
1092 " title='" + escapeText( val.tooltip ) +
1093 "'><label for='qunit-urlconfig-" + escapeText( val.id ) +
1094 "' title='" + escapeText( val.tooltip ) + "'>" + val.label + "</label>";
1095 }
1096 for ( i in config.modules ) {
1097 if ( config.modules.hasOwnProperty( i ) ) {
1098 moduleNames.push(i);
1099 }
1100 }
1101 numModules = moduleNames.length;
1102 moduleNames.sort( function( a, b ) {
1103 return a.localeCompare( b );
1104 });
1105 moduleFilterHtml += "<label for='qunit-modulefilter'>Module: </label><select id='qunit-modulefilter' name='modulefilter'><option value='' " +
1106 ( config.module === undefined ? "selected='selected'" : "" ) +
1107 ">< All Modules ></option>";
1108
1109
1110 for ( i = 0; i < numModules; i++) {
1111 moduleFilterHtml += "<option value='" + escapeText( encodeURIComponent(moduleNames[i]) ) + "' " +
1112 ( config.module === moduleNames[i] ? "selected='selected'" : "" ) +
1113 ">" + escapeText(moduleNames[i]) + "</option>";
1114 }
1115 moduleFilterHtml += "</select>";
1116
1117 // `userAgent` initialized at top of scope
1118 userAgent = id( "qunit-userAgent" );
1119 if ( userAgent ) {
1120 userAgent.innerHTML = navigator.userAgent;
1121 }
1122
1123 // `banner` initialized at top of scope
1124 banner = id( "qunit-header" );
1125 if ( banner ) {
1126 banner.innerHTML = "<a href='" + QUnit.url({ filter: undefined, module: undefined, testNumber: undefined }) + "'>" + banner.innerHTML + "</a> ";
1127 }
1128
1129 // `toolbar` initialized at top of scope
1130 toolbar = id( "qunit-testrunner-toolbar" );
1131 if ( toolbar ) {
1132 // `filter` initialized at top of scope
1133 filter = document.createElement( "input" );
1134 filter.type = "checkbox";
1135 filter.id = "qunit-filter-pass";
1136
1137 addEvent( filter, "click", function() {
1138 var tmp,
1139 ol = document.getElementById( "qunit-tests" );
1140
1141 if ( filter.checked ) {
1142 ol.className = ol.className + " hidepass";
1143 } else {
1144 tmp = " " + ol.className.replace( /[\n\t\r]/g, " " ) + " ";
1145 ol.className = tmp.replace( / hidepass /, " " );
1146 }
1147 if ( defined.sessionStorage ) {
1148 if (filter.checked) {
1149 sessionStorage.setItem( "qunit-filter-passed-tests", "true" );
1150 } else {
1151 sessionStorage.removeItem( "qunit-filter-passed-tests" );
1152 }
1153 }
1154 });
1155
1156 if ( config.hidepassed || defined.sessionStorage && sessionStorage.getItem( "qunit-filter-passed-tests" ) ) {
1157 filter.checked = true;
1158 // `ol` initialized at top of scope
1159 ol = document.getElementById( "qunit-tests" );
1160 ol.className = ol.className + " hidepass";
1161 }
1162 toolbar.appendChild( filter );
1163
1164 // `label` initialized at top of scope
1165 label = document.createElement( "label" );
1166 label.setAttribute( "for", "qunit-filter-pass" );
1167 label.setAttribute( "title", "Only show tests and assertions that fail. Stored in sessionStorage." );
1168 label.innerHTML = "Hide passed tests";
1169 toolbar.appendChild( label );
1170
1171 urlConfigCheckboxesContainer = document.createElement("span");
1172 urlConfigCheckboxesContainer.innerHTML = urlConfigHtml;
1173 urlConfigCheckboxes = urlConfigCheckboxesContainer.getElementsByTagName("input");
1174 // For oldIE support:
1175 // * Add handlers to the individual elements instead of the container
1176 // * Use "click" instead of "change"
1177 // * Fallback from event.target to event.srcElement
1178 addEvents( urlConfigCheckboxes, "click", function( event ) {
1179 var params = {},
1180 target = event.target || event.srcElement;
1181 params[ target.name ] = target.checked ? true : undefined;
1182 window.location = QUnit.url( params );
1183 });
1184 toolbar.appendChild( urlConfigCheckboxesContainer );
1185
1186 if (numModules > 1) {
1187 moduleFilter = document.createElement( "span" );
1188 moduleFilter.setAttribute( "id", "qunit-modulefilter-container" );
1189 moduleFilter.innerHTML = moduleFilterHtml;
1190 addEvent( moduleFilter.lastChild, "change", function() {
1191 var selectBox = moduleFilter.getElementsByTagName("select")[0],
1192 selectedModule = decodeURIComponent(selectBox.options[selectBox.selectedIndex].value);
1193
1194 window.location = QUnit.url({
1195 module: ( selectedModule === "" ) ? undefined : selectedModule,
1196 // Remove any existing filters
1197 filter: undefined,
1198 testNumber: undefined
1199 });
1200 });
1201 toolbar.appendChild(moduleFilter);
1202 }
1203 }
1204
1205 // `main` initialized at top of scope
1206 main = id( "qunit-fixture" );
1207 if ( main ) {
1208 config.fixture = main.innerHTML;
1209 }
1210
1211 if ( config.autostart ) {
1212 QUnit.start();
1213 }
1214 };
1215
1216 addEvent( window, "load", QUnit.load );
1217
1218 // `onErrorFnPrev` initialized at top of scope
1219 // Preserve other handlers
1220 onErrorFnPrev = window.onerror;
1221
1222 // Cover uncaught exceptions
1223 // Returning true will suppress the default browser handler,
1224 // returning false will let it run.
1225 window.onerror = function ( error, filePath, linerNr ) {
1226 var ret = false;
1227 if ( onErrorFnPrev ) {
1228 ret = onErrorFnPrev( error, filePath, linerNr );
1229 }
1230
1231 // Treat return value as window.onerror itself does,
1232 // Only do our handling if not suppressed.
1233 if ( ret !== true ) {
1234 if ( QUnit.config.current ) {
1235 if ( QUnit.config.current.ignoreGlobalErrors ) {
1236 return true;
1237 }
1238 QUnit.pushFailure( error, filePath + ":" + linerNr );
1239 } else {
1240 QUnit.test( "global failure", extend( function() {
1241 QUnit.pushFailure( error, filePath + ":" + linerNr );
1242 }, { validTest: validTest } ) );
1243 }
1244 return false;
1245 }
1246
1247 return ret;
1248 };
1249
1250 function done() {
1251 config.autorun = true;
1252
1253 // Log the last module results
1254 if ( config.currentModule ) {
1255 runLoggingCallbacks( "moduleDone", QUnit, {
1256 name: config.currentModule,
1257 failed: config.moduleStats.bad,
1258 passed: config.moduleStats.all - config.moduleStats.bad,
1259 total: config.moduleStats.all
1260 });
1261 }
1262 delete config.previousModule;
1263
1264 var i, key,
1265 banner = id( "qunit-banner" ),
1266 tests = id( "qunit-tests" ),
1267 runtime = +new Date() - config.started,
1268 passed = config.stats.all - config.stats.bad,
1269 html = [
1270 "Tests completed in ",
1271 runtime,
1272 " milliseconds.<br/>",
1273 "<span class='passed'>",
1274 passed,
1275 "</span> assertions of <span class='total'>",
1276 config.stats.all,
1277 "</span> passed, <span class='failed'>",
1278 config.stats.bad,
1279 "</span> failed."
1280 ].join( "" );
1281
1282 if ( banner ) {
1283 banner.className = ( config.stats.bad ? "qunit-fail" : "qunit-pass" );
1284 }
1285
1286 if ( tests ) {
1287 id( "qunit-testresult" ).innerHTML = html;
1288 }
1289
1290 if ( config.altertitle && typeof document !== "undefined" && document.title ) {
1291 // show ✖ for good, ✔ for bad suite result in title
1292 // use escape sequences in case file gets loaded with non-utf-8-charset
1293 document.title = [
1294 ( config.stats.bad ? "\u2716" : "\u2714" ),
1295 document.title.replace( /^[\u2714\u2716] /i, "" )
1296 ].join( " " );
1297 }
1298
1299 // clear own sessionStorage items if all tests passed
1300 if ( config.reorder && defined.sessionStorage && config.stats.bad === 0 ) {
1301 // `key` & `i` initialized at top of scope
1302 for ( i = 0; i < sessionStorage.length; i++ ) {
1303 key = sessionStorage.key( i++ );
1304 if ( key.indexOf( "qunit-test-" ) === 0 ) {
1305 sessionStorage.removeItem( key );
1306 }
1307 }
1308 }
1309
1310 // scroll back to top to show results
1311 if ( window.scrollTo ) {
1312 window.scrollTo(0, 0);
1313 }
1314
1315 runLoggingCallbacks( "done", QUnit, {
1316 failed: config.stats.bad,
1317 passed: passed,
1318 total: config.stats.all,
1319 runtime: runtime
1320 });
1321 }
1322
1323 /** @return Boolean: true if this test should be ran */
1324 function validTest( test ) {
1325 var include,
1326 filter = config.filter && config.filter.toLowerCase(),
1327 module = config.module && config.module.toLowerCase(),
1328 fullName = (test.module + ": " + test.testName).toLowerCase();
1329
1330 // Internally-generated tests are always valid
1331 if ( test.callback && test.callback.validTest === validTest ) {
1332 delete test.callback.validTest;
1333 return true;
1334 }
1335
1336 if ( config.testNumber ) {
1337 return test.testNumber === config.testNumber;
1338 }
1339
1340 if ( module && ( !test.module || test.module.toLowerCase() !== module ) ) {
1341 return false;
1342 }
1343
1344 if ( !filter ) {
1345 return true;
1346 }
1347
1348 include = filter.charAt( 0 ) !== "!";
1349 if ( !include ) {
1350 filter = filter.slice( 1 );
1351 }
1352
1353 // If the filter matches, we need to honour include
1354 if ( fullName.indexOf( filter ) !== -1 ) {
1355 return include;
1356 }
1357
1358 // Otherwise, do the opposite
1359 return !include;
1360 }
1361
1362 // so far supports only Firefox, Chrome and Opera (buggy), Safari (for real exceptions)
1363 // Later Safari and IE10 are supposed to support error.stack as well
1364 // See also https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Error/Stack
1365 function extractStacktrace( e, offset ) {
1366 offset = offset === undefined ? 3 : offset;
1367
1368 var stack, include, i;
1369
1370 if ( e.stacktrace ) {
1371 // Opera
1372 return e.stacktrace.split( "\n" )[ offset + 3 ];
1373 } else if ( e.stack ) {
1374 // Firefox, Chrome
1375 stack = e.stack.split( "\n" );
1376 if (/^error$/i.test( stack[0] ) ) {
1377 stack.shift();
1378 }
1379 if ( fileName ) {
1380 include = [];
1381 for ( i = offset; i < stack.length; i++ ) {
1382 if ( stack[ i ].indexOf( fileName ) !== -1 ) {
1383 break;
1384 }
1385 include.push( stack[ i ] );
1386 }
1387 if ( include.length ) {
1388 return include.join( "\n" );
1389 }
1390 }
1391 return stack[ offset ];
1392 } else if ( e.sourceURL ) {
1393 // Safari, PhantomJS
1394 // hopefully one day Safari provides actual stacktraces
1395 // exclude useless self-reference for generated Error objects
1396 if ( /qunit.js$/.test( e.sourceURL ) ) {
1397 return;
1398 }
1399 // for actual exceptions, this is useful
1400 return e.sourceURL + ":" + e.line;
1401 }
1402 }
1403 function sourceFromStacktrace( offset ) {
1404 try {
1405 throw new Error();
1406 } catch ( e ) {
1407 return extractStacktrace( e, offset );
1408 }
1409 }
1410
1411 /**
1412 * Escape text for attribute or text content.
1413 */
1414 function escapeText( s ) {
1415 if ( !s ) {
1416 return "";
1417 }
1418 s = s + "";
1419 // Both single quotes and double quotes (for attributes)
1420 return s.replace( /['"<>&]/g, function( s ) {
1421 switch( s ) {
1422 case "'":
1423 return "&#039;";
1424 case "\"":
1425 return "&quot;";
1426 case "<":
1427 return "&lt;";
1428 case ">":
1429 return "&gt;";
1430 case "&":
1431 return "&amp;";
1432 }
1433 });
1434 }
1435
1436 function synchronize( callback, last ) {
1437 config.queue.push( callback );
1438
1439 if ( config.autorun && !config.blocking ) {
1440 process( last );
1441 }
1442 }
1443
1444 function process( last ) {
1445 function next() {
1446 process( last );
1447 }
1448 var start = new Date().getTime();
1449 config.depth = config.depth ? config.depth + 1 : 1;
1450
1451 while ( config.queue.length && !config.blocking ) {
1452 if ( !defined.setTimeout || config.updateRate <= 0 || ( ( new Date().getTime() - start ) < config.updateRate ) ) {
1453 config.queue.shift()();
1454 } else {
1455 setTimeout( next, 13 );
1456 break;
1457 }
1458 }
1459 config.depth--;
1460 if ( last && !config.blocking && !config.queue.length && config.depth === 0 ) {
1461 done();
1462 }
1463 }
1464
1465 function saveGlobal() {
1466 config.pollution = [];
1467
1468 if ( config.noglobals ) {
1469 for ( var key in window ) {
1470 if ( hasOwn.call( window, key ) ) {
1471 // in Opera sometimes DOM element ids show up here, ignore them
1472 if ( /^qunit-test-output/.test( key ) ) {
1473 continue;
1474 }
1475 config.pollution.push( key );
1476 }
1477 }
1478 }
1479 }
1480
1481 function checkPollution() {
1482 var newGlobals,
1483 deletedGlobals,
1484 old = config.pollution;
1485
1486 saveGlobal();
1487
1488 newGlobals = diff( config.pollution, old );
1489 if ( newGlobals.length > 0 ) {
1490 QUnit.pushFailure( "Introduced global variable(s): " + newGlobals.join(", ") );
1491 }
1492
1493 deletedGlobals = diff( old, config.pollution );
1494 if ( deletedGlobals.length > 0 ) {
1495 QUnit.pushFailure( "Deleted global variable(s): " + deletedGlobals.join(", ") );
1496 }
1497 }
1498
1499 // returns a new Array with the elements that are in a but not in b
1500 function diff( a, b ) {
1501 var i, j,
1502 result = a.slice();
1503
1504 for ( i = 0; i < result.length; i++ ) {
1505 for ( j = 0; j < b.length; j++ ) {
1506 if ( result[i] === b[j] ) {
1507 result.splice( i, 1 );
1508 i--;
1509 break;
1510 }
1511 }
1512 }
1513 return result;
1514 }
1515
1516 function extend( a, b ) {
1517 for ( var prop in b ) {
1518 if ( hasOwn.call( b, prop ) ) {
1519 // Avoid "Member not found" error in IE8 caused by messing with window.constructor
1520 if ( !( prop === "constructor" && a === window ) ) {
1521 if ( b[ prop ] === undefined ) {
1522 delete a[ prop ];
1523 } else {
1524 a[ prop ] = b[ prop ];
1525 }
1526 }
1527 }
1528 }
1529
1530 return a;
1531 }
1532
1533 /**
1534 * @param {HTMLElement} elem
1535 * @param {string} type
1536 * @param {Function} fn
1537 */
1538 function addEvent( elem, type, fn ) {
1539 // Standards-based browsers
1540 if ( elem.addEventListener ) {
1541 elem.addEventListener( type, fn, false );
1542 // IE
1543 } else {
1544 elem.attachEvent( "on" + type, fn );
1545 }
1546 }
1547
1548 /**
1549 * @param {Array|NodeList} elems
1550 * @param {string} type
1551 * @param {Function} fn
1552 */
1553 function addEvents( elems, type, fn ) {
1554 var i = elems.length;
1555 while ( i-- ) {
1556 addEvent( elems[i], type, fn );
1557 }
1558 }
1559
1560 function hasClass( elem, name ) {
1561 return (" " + elem.className + " ").indexOf(" " + name + " ") > -1;
1562 }
1563
1564 function addClass( elem, name ) {
1565 if ( !hasClass( elem, name ) ) {
1566 elem.className += (elem.className ? " " : "") + name;
1567 }
1568 }
1569
1570 function removeClass( elem, name ) {
1571 var set = " " + elem.className + " ";
1572 // Class name may appear multiple times
1573 while ( set.indexOf(" " + name + " ") > -1 ) {
1574 set = set.replace(" " + name + " " , " ");
1575 }
1576 // If possible, trim it for prettiness, but not necessarily
1577 elem.className = typeof set.trim === "function" ? set.trim() : set.replace(/^\s+|\s+$/g, "");
1578 }
1579
1580 function id( name ) {
1581 return !!( typeof document !== "undefined" && document && document.getElementById ) &&
1582 document.getElementById( name );
1583 }
1584
1585 function registerLoggingCallback( key ) {
1586 return function( callback ) {
1587 config[key].push( callback );
1588 };
1589 }
1590
1591 // Supports deprecated method of completely overwriting logging callbacks
1592 function runLoggingCallbacks( key, scope, args ) {
1593 var i, callbacks;
1594 if ( QUnit.hasOwnProperty( key ) ) {
1595 QUnit[ key ].call(scope, args );
1596 } else {
1597 callbacks = config[ key ];
1598 for ( i = 0; i < callbacks.length; i++ ) {
1599 callbacks[ i ].call( scope, args );
1600 }
1601 }
1602 }
1603
1604 // Test for equality any JavaScript type.
1605 // Author: Philippe Rathé <prathe@gmail.com>
1606 QUnit.equiv = (function() {
1607
1608 // Call the o related callback with the given arguments.
1609 function bindCallbacks( o, callbacks, args ) {
1610 var prop = QUnit.objectType( o );
1611 if ( prop ) {
1612 if ( QUnit.objectType( callbacks[ prop ] ) === "function" ) {
1613 return callbacks[ prop ].apply( callbacks, args );
1614 } else {
1615 return callbacks[ prop ]; // or undefined
1616 }
1617 }
1618 }
1619
1620 // the real equiv function
1621 var innerEquiv,
1622 // stack to decide between skip/abort functions
1623 callers = [],
1624 // stack to avoiding loops from circular referencing
1625 parents = [],
1626 parentsB = [],
1627
1628 getProto = Object.getPrototypeOf || function ( obj ) {
1629 /*jshint camelcase:false */
1630 return obj.__proto__;
1631 },
1632 callbacks = (function () {
1633
1634 // for string, boolean, number and null
1635 function useStrictEquality( b, a ) {
1636 /*jshint eqeqeq:false */
1637 if ( b instanceof a.constructor || a instanceof b.constructor ) {
1638 // to catch short annotation VS 'new' annotation of a
1639 // declaration
1640 // e.g. var i = 1;
1641 // var j = new Number(1);
1642 return a == b;
1643 } else {
1644 return a === b;
1645 }
1646 }
1647
1648 return {
1649 "string": useStrictEquality,
1650 "boolean": useStrictEquality,
1651 "number": useStrictEquality,
1652 "null": useStrictEquality,
1653 "undefined": useStrictEquality,
1654
1655 "nan": function( b ) {
1656 return isNaN( b );
1657 },
1658
1659 "date": function( b, a ) {
1660 return QUnit.objectType( b ) === "date" && a.valueOf() === b.valueOf();
1661 },
1662
1663 "regexp": function( b, a ) {
1664 return QUnit.objectType( b ) === "regexp" &&
1665 // the regex itself
1666 a.source === b.source &&
1667 // and its modifiers
1668 a.global === b.global &&
1669 // (gmi) ...
1670 a.ignoreCase === b.ignoreCase &&
1671 a.multiline === b.multiline &&
1672 a.sticky === b.sticky;
1673 },
1674
1675 // - skip when the property is a method of an instance (OOP)
1676 // - abort otherwise,
1677 // initial === would have catch identical references anyway
1678 "function": function() {
1679 var caller = callers[callers.length - 1];
1680 return caller !== Object && typeof caller !== "undefined";
1681 },
1682
1683 "array": function( b, a ) {
1684 var i, j, len, loop, aCircular, bCircular;
1685
1686 // b could be an object literal here
1687 if ( QUnit.objectType( b ) !== "array" ) {
1688 return false;
1689 }
1690
1691 len = a.length;
1692 if ( len !== b.length ) {
1693 // safe and faster
1694 return false;
1695 }
1696
1697 // track reference to avoid circular references
1698 parents.push( a );
1699 parentsB.push( b );
1700 for ( i = 0; i < len; i++ ) {
1701 loop = false;
1702 for ( j = 0; j < parents.length; j++ ) {
1703 aCircular = parents[j] === a[i];
1704 bCircular = parentsB[j] === b[i];
1705 if ( aCircular || bCircular ) {
1706 if ( a[i] === b[i] || aCircular && bCircular ) {
1707 loop = true;
1708 } else {
1709 parents.pop();
1710 parentsB.pop();
1711 return false;
1712 }
1713 }
1714 }
1715 if ( !loop && !innerEquiv(a[i], b[i]) ) {
1716 parents.pop();
1717 parentsB.pop();
1718 return false;
1719 }
1720 }
1721 parents.pop();
1722 parentsB.pop();
1723 return true;
1724 },
1725
1726 "object": function( b, a ) {
1727 /*jshint forin:false */
1728 var i, j, loop, aCircular, bCircular,
1729 // Default to true
1730 eq = true,
1731 aProperties = [],
1732 bProperties = [];
1733
1734 // comparing constructors is more strict than using
1735 // instanceof
1736 if ( a.constructor !== b.constructor ) {
1737 // Allow objects with no prototype to be equivalent to
1738 // objects with Object as their constructor.
1739 if ( !(( getProto(a) === null && getProto(b) === Object.prototype ) ||
1740 ( getProto(b) === null && getProto(a) === Object.prototype ) ) ) {
1741 return false;
1742 }
1743 }
1744
1745 // stack constructor before traversing properties
1746 callers.push( a.constructor );
1747
1748 // track reference to avoid circular references
1749 parents.push( a );
1750 parentsB.push( b );
1751
1752 // be strict: don't ensure hasOwnProperty and go deep
1753 for ( i in a ) {
1754 loop = false;
1755 for ( j = 0; j < parents.length; j++ ) {
1756 aCircular = parents[j] === a[i];
1757 bCircular = parentsB[j] === b[i];
1758 if ( aCircular || bCircular ) {
1759 if ( a[i] === b[i] || aCircular && bCircular ) {
1760 loop = true;
1761 } else {
1762 eq = false;
1763 break;
1764 }
1765 }
1766 }
1767 aProperties.push(i);
1768 if ( !loop && !innerEquiv(a[i], b[i]) ) {
1769 eq = false;
1770 break;
1771 }
1772 }
1773
1774 parents.pop();
1775 parentsB.pop();
1776 callers.pop(); // unstack, we are done
1777
1778 for ( i in b ) {
1779 bProperties.push( i ); // collect b's properties
1780 }
1781
1782 // Ensures identical properties name
1783 return eq && innerEquiv( aProperties.sort(), bProperties.sort() );
1784 }
1785 };
1786 }());
1787
1788 innerEquiv = function() { // can take multiple arguments
1789 var args = [].slice.apply( arguments );
1790 if ( args.length < 2 ) {
1791 return true; // end transition
1792 }
1793
1794 return (function( a, b ) {
1795 if ( a === b ) {
1796 return true; // catch the most you can
1797 } else if ( a === null || b === null || typeof a === "undefined" ||
1798 typeof b === "undefined" ||
1799 QUnit.objectType(a) !== QUnit.objectType(b) ) {
1800 return false; // don't lose time with error prone cases
1801 } else {
1802 return bindCallbacks(a, callbacks, [ b, a ]);
1803 }
1804
1805 // apply transition with (1..n) arguments
1806 }( args[0], args[1] ) && innerEquiv.apply( this, args.splice(1, args.length - 1 )) );
1807 };
1808
1809 return innerEquiv;
1810 }());
1811
1812 /**
1813 * jsDump Copyright (c) 2008 Ariel Flesler - aflesler(at)gmail(dot)com |
1814 * http://flesler.blogspot.com Licensed under BSD
1815 * (http://www.opensource.org/licenses/bsd-license.php) Date: 5/15/2008
1816 *
1817 * @projectDescription Advanced and extensible data dumping for Javascript.
1818 * @version 1.0.0
1819 * @author Ariel Flesler
1820 * @link {http://flesler.blogspot.com/2008/05/jsdump-pretty-dump-of-any-javascript.html}
1821 */
1822 QUnit.jsDump = (function() {
1823 function quote( str ) {
1824 return "\"" + str.toString().replace( /"/g, "\\\"" ) + "\"";
1825 }
1826 function literal( o ) {
1827 return o + "";
1828 }
1829 function join( pre, arr, post ) {
1830 var s = jsDump.separator(),
1831 base = jsDump.indent(),
1832 inner = jsDump.indent(1);
1833 if ( arr.join ) {
1834 arr = arr.join( "," + s + inner );
1835 }
1836 if ( !arr ) {
1837 return pre + post;
1838 }
1839 return [ pre, inner + arr, base + post ].join(s);
1840 }
1841 function array( arr, stack ) {
1842 var i = arr.length, ret = new Array(i);
1843 this.up();
1844 while ( i-- ) {
1845 ret[i] = this.parse( arr[i] , undefined , stack);
1846 }
1847 this.down();
1848 return join( "[", ret, "]" );
1849 }
1850
1851 var reName = /^function (\w+)/,
1852 jsDump = {
1853 // type is used mostly internally, you can fix a (custom)type in advance
1854 parse: function( obj, type, stack ) {
1855 stack = stack || [ ];
1856 var inStack, res,
1857 parser = this.parsers[ type || this.typeOf(obj) ];
1858
1859 type = typeof parser;
1860 inStack = inArray( obj, stack );
1861
1862 if ( inStack !== -1 ) {
1863 return "recursion(" + (inStack - stack.length) + ")";
1864 }
1865 if ( type === "function" ) {
1866 stack.push( obj );
1867 res = parser.call( this, obj, stack );
1868 stack.pop();
1869 return res;
1870 }
1871 return ( type === "string" ) ? parser : this.parsers.error;
1872 },
1873 typeOf: function( obj ) {
1874 var type;
1875 if ( obj === null ) {
1876 type = "null";
1877 } else if ( typeof obj === "undefined" ) {
1878 type = "undefined";
1879 } else if ( QUnit.is( "regexp", obj) ) {
1880 type = "regexp";
1881 } else if ( QUnit.is( "date", obj) ) {
1882 type = "date";
1883 } else if ( QUnit.is( "function", obj) ) {
1884 type = "function";
1885 } else if ( typeof obj.setInterval !== undefined && typeof obj.document !== "undefined" && typeof obj.nodeType === "undefined" ) {
1886 type = "window";
1887 } else if ( obj.nodeType === 9 ) {
1888 type = "document";
1889 } else if ( obj.nodeType ) {
1890 type = "node";
1891 } else if (
1892 // native arrays
1893 toString.call( obj ) === "[object Array]" ||
1894 // NodeList objects
1895 ( typeof obj.length === "number" && typeof obj.item !== "undefined" && ( obj.length ? obj.item(0) === obj[0] : ( obj.item( 0 ) === null && typeof obj[0] === "undefined" ) ) )
1896 ) {
1897 type = "array";
1898 } else if ( obj.constructor === Error.prototype.constructor ) {
1899 type = "error";
1900 } else {
1901 type = typeof obj;
1902 }
1903 return type;
1904 },
1905 separator: function() {
1906 return this.multiline ? this.HTML ? "<br />" : "\n" : this.HTML ? "&nbsp;" : " ";
1907 },
1908 // extra can be a number, shortcut for increasing-calling-decreasing
1909 indent: function( extra ) {
1910 if ( !this.multiline ) {
1911 return "";
1912 }
1913 var chr = this.indentChar;
1914 if ( this.HTML ) {
1915 chr = chr.replace( /\t/g, " " ).replace( / /g, "&nbsp;" );
1916 }
1917 return new Array( this.depth + ( extra || 0 ) ).join(chr);
1918 },
1919 up: function( a ) {
1920 this.depth += a || 1;
1921 },
1922 down: function( a ) {
1923 this.depth -= a || 1;
1924 },
1925 setParser: function( name, parser ) {
1926 this.parsers[name] = parser;
1927 },
1928 // The next 3 are exposed so you can use them
1929 quote: quote,
1930 literal: literal,
1931 join: join,
1932 //
1933 depth: 1,
1934 // This is the list of parsers, to modify them, use jsDump.setParser
1935 parsers: {
1936 window: "[Window]",
1937 document: "[Document]",
1938 error: function(error) {
1939 return "Error(\"" + error.message + "\")";
1940 },
1941 unknown: "[Unknown]",
1942 "null": "null",
1943 "undefined": "undefined",
1944 "function": function( fn ) {
1945 var ret = "function",
1946 // functions never have name in IE
1947 name = "name" in fn ? fn.name : (reName.exec(fn) || [])[1];
1948
1949 if ( name ) {
1950 ret += " " + name;
1951 }
1952 ret += "( ";
1953
1954 ret = [ ret, QUnit.jsDump.parse( fn, "functionArgs" ), "){" ].join( "" );
1955 return join( ret, QUnit.jsDump.parse(fn,"functionCode" ), "}" );
1956 },
1957 array: array,
1958 nodelist: array,
1959 "arguments": array,
1960 object: function( map, stack ) {
1961 /*jshint forin:false */
1962 var ret = [ ], keys, key, val, i;
1963 QUnit.jsDump.up();
1964 keys = [];
1965 for ( key in map ) {
1966 keys.push( key );
1967 }
1968 keys.sort();
1969 for ( i = 0; i < keys.length; i++ ) {
1970 key = keys[ i ];
1971 val = map[ key ];
1972 ret.push( QUnit.jsDump.parse( key, "key" ) + ": " + QUnit.jsDump.parse( val, undefined, stack ) );
1973 }
1974 QUnit.jsDump.down();
1975 return join( "{", ret, "}" );
1976 },
1977 node: function( node ) {
1978 var len, i, val,
1979 open = QUnit.jsDump.HTML ? "&lt;" : "<",
1980 close = QUnit.jsDump.HTML ? "&gt;" : ">",
1981 tag = node.nodeName.toLowerCase(),
1982 ret = open + tag,
1983 attrs = node.attributes;
1984
1985 if ( attrs ) {
1986 for ( i = 0, len = attrs.length; i < len; i++ ) {
1987 val = attrs[i].nodeValue;
1988 // IE6 includes all attributes in .attributes, even ones not explicitly set.
1989 // Those have values like undefined, null, 0, false, "" or "inherit".
1990 if ( val && val !== "inherit" ) {
1991 ret += " " + attrs[i].nodeName + "=" + QUnit.jsDump.parse( val, "attribute" );
1992 }
1993 }
1994 }
1995 ret += close;
1996
1997 // Show content of TextNode or CDATASection
1998 if ( node.nodeType === 3 || node.nodeType === 4 ) {
1999 ret += node.nodeValue;
2000 }
2001
2002 return ret + open + "/" + tag + close;
2003 },
2004 // function calls it internally, it's the arguments part of the function
2005 functionArgs: function( fn ) {
2006 var args,
2007 l = fn.length;
2008
2009 if ( !l ) {
2010 return "";
2011 }
2012
2013 args = new Array(l);
2014 while ( l-- ) {
2015 // 97 is 'a'
2016 args[l] = String.fromCharCode(97+l);
2017 }
2018 return " " + args.join( ", " ) + " ";
2019 },
2020 // object calls it internally, the key part of an item in a map
2021 key: quote,
2022 // function calls it internally, it's the content of the function
2023 functionCode: "[code]",
2024 // node calls it internally, it's an html attribute value
2025 attribute: quote,
2026 string: quote,
2027 date: quote,
2028 regexp: literal,
2029 number: literal,
2030 "boolean": literal
2031 },
2032 // if true, entities are escaped ( <, >, \t, space and \n )
2033 HTML: false,
2034 // indentation unit
2035 indentChar: " ",
2036 // if true, items in a collection, are separated by a \n, else just a space.
2037 multiline: true
2038 };
2039
2040 return jsDump;
2041 }());
2042
2043 // from jquery.js
2044 function inArray( elem, array ) {
2045 if ( array.indexOf ) {
2046 return array.indexOf( elem );
2047 }
2048
2049 for ( var i = 0, length = array.length; i < length; i++ ) {
2050 if ( array[ i ] === elem ) {
2051 return i;
2052 }
2053 }
2054
2055 return -1;
2056 }
2057
2058 /*
2059 * Javascript Diff Algorithm
2060 * By John Resig (http://ejohn.org/)
2061 * Modified by Chu Alan "sprite"
2062 *
2063 * Released under the MIT license.
2064 *
2065 * More Info:
2066 * http://ejohn.org/projects/javascript-diff-algorithm/
2067 *
2068 * Usage: QUnit.diff(expected, actual)
2069 *
2070 * 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"
2071 */
2072 QUnit.diff = (function() {
2073 /*jshint eqeqeq:false, eqnull:true */
2074 function diff( o, n ) {
2075 var i,
2076 ns = {},
2077 os = {};
2078
2079 for ( i = 0; i < n.length; i++ ) {
2080 if ( !hasOwn.call( ns, n[i] ) ) {
2081 ns[ n[i] ] = {
2082 rows: [],
2083 o: null
2084 };
2085 }
2086 ns[ n[i] ].rows.push( i );
2087 }
2088
2089 for ( i = 0; i < o.length; i++ ) {
2090 if ( !hasOwn.call( os, o[i] ) ) {
2091 os[ o[i] ] = {
2092 rows: [],
2093 n: null
2094 };
2095 }
2096 os[ o[i] ].rows.push( i );
2097 }
2098
2099 for ( i in ns ) {
2100 if ( hasOwn.call( ns, i ) ) {
2101 if ( ns[i].rows.length === 1 && hasOwn.call( os, i ) && os[i].rows.length === 1 ) {
2102 n[ ns[i].rows[0] ] = {
2103 text: n[ ns[i].rows[0] ],
2104 row: os[i].rows[0]
2105 };
2106 o[ os[i].rows[0] ] = {
2107 text: o[ os[i].rows[0] ],
2108 row: ns[i].rows[0]
2109 };
2110 }
2111 }
2112 }
2113
2114 for ( i = 0; i < n.length - 1; i++ ) {
2115 if ( n[i].text != null && n[ i + 1 ].text == null && n[i].row + 1 < o.length && o[ n[i].row + 1 ].text == null &&
2116 n[ i + 1 ] == o[ n[i].row + 1 ] ) {
2117
2118 n[ i + 1 ] = {
2119 text: n[ i + 1 ],
2120 row: n[i].row + 1
2121 };
2122 o[ n[i].row + 1 ] = {
2123 text: o[ n[i].row + 1 ],
2124 row: i + 1
2125 };
2126 }
2127 }
2128
2129 for ( i = n.length - 1; i > 0; i-- ) {
2130 if ( n[i].text != null && n[ i - 1 ].text == null && n[i].row > 0 && o[ n[i].row - 1 ].text == null &&
2131 n[ i - 1 ] == o[ n[i].row - 1 ]) {
2132
2133 n[ i - 1 ] = {
2134 text: n[ i - 1 ],
2135 row: n[i].row - 1
2136 };
2137 o[ n[i].row - 1 ] = {
2138 text: o[ n[i].row - 1 ],
2139 row: i - 1
2140 };
2141 }
2142 }
2143
2144 return {
2145 o: o,
2146 n: n
2147 };
2148 }
2149
2150 return function( o, n ) {
2151 o = o.replace( /\s+$/, "" );
2152 n = n.replace( /\s+$/, "" );
2153
2154 var i, pre,
2155 str = "",
2156 out = diff( o === "" ? [] : o.split(/\s+/), n === "" ? [] : n.split(/\s+/) ),
2157 oSpace = o.match(/\s+/g),
2158 nSpace = n.match(/\s+/g);
2159
2160 if ( oSpace == null ) {
2161 oSpace = [ " " ];
2162 }
2163 else {
2164 oSpace.push( " " );
2165 }
2166
2167 if ( nSpace == null ) {
2168 nSpace = [ " " ];
2169 }
2170 else {
2171 nSpace.push( " " );
2172 }
2173
2174 if ( out.n.length === 0 ) {
2175 for ( i = 0; i < out.o.length; i++ ) {
2176 str += "<del>" + out.o[i] + oSpace[i] + "</del>";
2177 }
2178 }
2179 else {
2180 if ( out.n[0].text == null ) {
2181 for ( n = 0; n < out.o.length && out.o[n].text == null; n++ ) {
2182 str += "<del>" + out.o[n] + oSpace[n] + "</del>";
2183 }
2184 }
2185
2186 for ( i = 0; i < out.n.length; i++ ) {
2187 if (out.n[i].text == null) {
2188 str += "<ins>" + out.n[i] + nSpace[i] + "</ins>";
2189 }
2190 else {
2191 // `pre` initialized at top of scope
2192 pre = "";
2193
2194 for ( n = out.n[i].row + 1; n < out.o.length && out.o[n].text == null; n++ ) {
2195 pre += "<del>" + out.o[n] + oSpace[n] + "</del>";
2196 }
2197 str += " " + out.n[i].text + nSpace[i] + pre;
2198 }
2199 }
2200 }
2201
2202 return str;
2203 };
2204 }());
2205
2206 // for CommonJS environments, export everything
2207 if ( typeof exports !== "undefined" ) {
2208 extend( exports, QUnit.constructor.prototype );
2209 }
2210
2211 // get at whatever the global object is, like window in browsers
2212 }( (function() {return this;}.call()) ));