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comparison static/bootstrap/js/tests/vendor/qunit.js @ 88:a5a3d454eac9

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Updated Bootstrap.
author Ludovic Chabant <ludovic@chabant.com>
date Fri, 05 Apr 2013 08:08:12 -0700
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87:c0cf67362fb1 88:a5a3d454eac9
1 /**
2 * QUnit - 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 defined = {
14 setTimeout: typeof window.setTimeout !== "undefined",
15 sessionStorage: (function() {
16 try {
17 return !!sessionStorage.getItem;
18 } catch(e) {
19 return false;
20 }
21 })()
22 };
23
24 var testId = 0;
25
26 var Test = function(name, testName, expected, testEnvironmentArg, async, callback) {
27 this.name = name;
28 this.testName = testName;
29 this.expected = expected;
30 this.testEnvironmentArg = testEnvironmentArg;
31 this.async = async;
32 this.callback = callback;
33 this.assertions = [];
34 };
35 Test.prototype = {
36 init: function() {
37 var tests = id("qunit-tests");
38 if (tests) {
39 var b = document.createElement("strong");
40 b.innerHTML = "Running " + this.name;
41 var li = document.createElement("li");
42 li.appendChild( b );
43 li.className = "running";
44 li.id = this.id = "test-output" + testId++;
45 tests.appendChild( li );
46 }
47 },
48 setup: function() {
49 if (this.module != config.previousModule) {
50 if ( config.previousModule ) {
51 QUnit.moduleDone( {
52 name: config.previousModule,
53 failed: config.moduleStats.bad,
54 passed: config.moduleStats.all - config.moduleStats.bad,
55 total: config.moduleStats.all
56 } );
57 }
58 config.previousModule = this.module;
59 config.moduleStats = { all: 0, bad: 0 };
60 QUnit.moduleStart( {
61 name: this.module
62 } );
63 }
64
65 config.current = this;
66 this.testEnvironment = extend({
67 setup: function() {},
68 teardown: function() {}
69 }, this.moduleTestEnvironment);
70 if (this.testEnvironmentArg) {
71 extend(this.testEnvironment, this.testEnvironmentArg);
72 }
73
74 QUnit.testStart( {
75 name: this.testName
76 } );
77
78 // allow utility functions to access the current test environment
79 // TODO why??
80 QUnit.current_testEnvironment = this.testEnvironment;
81
82 try {
83 if ( !config.pollution ) {
84 saveGlobal();
85 }
86
87 this.testEnvironment.setup.call(this.testEnvironment);
88 } catch(e) {
89 QUnit.ok( false, "Setup failed on " + this.testName + ": " + e.message );
90 }
91 },
92 run: function() {
93 if ( this.async ) {
94 QUnit.stop();
95 }
96
97 if ( config.notrycatch ) {
98 this.callback.call(this.testEnvironment);
99 return;
100 }
101 try {
102 this.callback.call(this.testEnvironment);
103 } catch(e) {
104 fail("Test " + this.testName + " died, exception and test follows", e, this.callback);
105 QUnit.ok( false, "Died on test #" + (this.assertions.length + 1) + ": " + e.message + " - " + QUnit.jsDump.parse(e) );
106 // else next test will carry the responsibility
107 saveGlobal();
108
109 // Restart the tests if they're blocking
110 if ( config.blocking ) {
111 start();
112 }
113 }
114 },
115 teardown: function() {
116 try {
117 this.testEnvironment.teardown.call(this.testEnvironment);
118 checkPollution();
119 } catch(e) {
120 QUnit.ok( false, "Teardown failed on " + this.testName + ": " + e.message );
121 }
122 },
123 finish: function() {
124 if ( this.expected && this.expected != this.assertions.length ) {
125 QUnit.ok( false, "Expected " + this.expected + " assertions, but " + this.assertions.length + " were run" );
126 }
127
128 var good = 0, bad = 0,
129 tests = id("qunit-tests");
130
131 config.stats.all += this.assertions.length;
132 config.moduleStats.all += this.assertions.length;
133
134 if ( tests ) {
135 var ol = document.createElement("ol");
136
137 for ( var i = 0; i < this.assertions.length; i++ ) {
138 var assertion = this.assertions[i];
139
140 var li = document.createElement("li");
141 li.className = assertion.result ? "pass" : "fail";
142 li.innerHTML = assertion.message || (assertion.result ? "okay" : "failed");
143 ol.appendChild( li );
144
145 if ( assertion.result ) {
146 good++;
147 } else {
148 bad++;
149 config.stats.bad++;
150 config.moduleStats.bad++;
151 }
152 }
153
154 // store result when possible
155 if ( QUnit.config.reorder && defined.sessionStorage ) {
156 if (bad) {
157 sessionStorage.setItem("qunit-" + this.module + "-" + this.testName, bad);
158 } else {
159 sessionStorage.removeItem("qunit-" + this.module + "-" + this.testName);
160 }
161 }
162
163 if (bad == 0) {
164 ol.style.display = "none";
165 }
166
167 var b = document.createElement("strong");
168 b.innerHTML = this.name + " <b class='counts'>(<b class='failed'>" + bad + "</b>, <b class='passed'>" + good + "</b>, " + this.assertions.length + ")</b>";
169
170 var a = document.createElement("a");
171 a.innerHTML = "Rerun";
172 a.href = QUnit.url({ filter: getText([b]).replace(/\([^)]+\)$/, "").replace(/(^\s*|\s*$)/g, "") });
173
174 addEvent(b, "click", function() {
175 var next = b.nextSibling.nextSibling,
176 display = next.style.display;
177 next.style.display = display === "none" ? "block" : "none";
178 });
179
180 addEvent(b, "dblclick", function(e) {
181 var target = e && e.target ? e.target : window.event.srcElement;
182 if ( target.nodeName.toLowerCase() == "span" || target.nodeName.toLowerCase() == "b" ) {
183 target = target.parentNode;
184 }
185 if ( window.location && target.nodeName.toLowerCase() === "strong" ) {
186 window.location = QUnit.url({ filter: getText([target]).replace(/\([^)]+\)$/, "").replace(/(^\s*|\s*$)/g, "") });
187 }
188 });
189
190 var li = id(this.id);
191 li.className = bad ? "fail" : "pass";
192 li.removeChild( li.firstChild );
193 li.appendChild( b );
194 li.appendChild( a );
195 li.appendChild( ol );
196
197 } else {
198 for ( var i = 0; i < this.assertions.length; i++ ) {
199 if ( !this.assertions[i].result ) {
200 bad++;
201 config.stats.bad++;
202 config.moduleStats.bad++;
203 }
204 }
205 }
206
207 try {
208 QUnit.reset();
209 } catch(e) {
210 fail("reset() failed, following Test " + this.testName + ", exception and reset fn follows", e, QUnit.reset);
211 }
212
213 QUnit.testDone( {
214 name: this.testName,
215 failed: bad,
216 passed: this.assertions.length - bad,
217 total: this.assertions.length
218 } );
219 },
220
221 queue: function() {
222 var test = this;
223 synchronize(function() {
224 test.init();
225 });
226 function run() {
227 // each of these can by async
228 synchronize(function() {
229 test.setup();
230 });
231 synchronize(function() {
232 test.run();
233 });
234 synchronize(function() {
235 test.teardown();
236 });
237 synchronize(function() {
238 test.finish();
239 });
240 }
241 // defer when previous test run passed, if storage is available
242 var bad = QUnit.config.reorder && defined.sessionStorage && +sessionStorage.getItem("qunit-" + this.module + "-" + this.testName);
243 if (bad) {
244 run();
245 } else {
246 synchronize(run);
247 };
248 }
249
250 };
251
252 var QUnit = {
253
254 // call on start of module test to prepend name to all tests
255 module: function(name, testEnvironment) {
256 config.currentModule = name;
257 config.currentModuleTestEnviroment = testEnvironment;
258 },
259
260 asyncTest: function(testName, expected, callback) {
261 if ( arguments.length === 2 ) {
262 callback = expected;
263 expected = 0;
264 }
265
266 QUnit.test(testName, expected, callback, true);
267 },
268
269 test: function(testName, expected, callback, async) {
270 var name = '<span class="test-name">' + testName + '</span>', testEnvironmentArg;
271
272 if ( arguments.length === 2 ) {
273 callback = expected;
274 expected = null;
275 }
276 // is 2nd argument a testEnvironment?
277 if ( expected && typeof expected === 'object') {
278 testEnvironmentArg = expected;
279 expected = null;
280 }
281
282 if ( config.currentModule ) {
283 name = '<span class="module-name">' + config.currentModule + "</span>: " + name;
284 }
285
286 if ( !validTest(config.currentModule + ": " + testName) ) {
287 return;
288 }
289
290 var test = new Test(name, testName, expected, testEnvironmentArg, async, callback);
291 test.module = config.currentModule;
292 test.moduleTestEnvironment = config.currentModuleTestEnviroment;
293 test.queue();
294 },
295
296 /**
297 * Specify the number of expected assertions to gurantee that failed test (no assertions are run at all) don't slip through.
298 */
299 expect: function(asserts) {
300 config.current.expected = asserts;
301 },
302
303 /**
304 * Asserts true.
305 * @example ok( "asdfasdf".length > 5, "There must be at least 5 chars" );
306 */
307 ok: function(a, msg) {
308 a = !!a;
309 var details = {
310 result: a,
311 message: msg
312 };
313 msg = escapeHtml(msg);
314 QUnit.log(details);
315 config.current.assertions.push({
316 result: a,
317 message: msg
318 });
319 },
320
321 /**
322 * Checks that the first two arguments are equal, with an optional message.
323 * Prints out both actual and expected values.
324 *
325 * Prefered to ok( actual == expected, message )
326 *
327 * @example equal( format("Received {0} bytes.", 2), "Received 2 bytes." );
328 *
329 * @param Object actual
330 * @param Object expected
331 * @param String message (optional)
332 */
333 equal: function(actual, expected, message) {
334 QUnit.push(expected == actual, actual, expected, message);
335 },
336
337 notEqual: function(actual, expected, message) {
338 QUnit.push(expected != actual, actual, expected, message);
339 },
340
341 deepEqual: function(actual, expected, message) {
342 QUnit.push(QUnit.equiv(actual, expected), actual, expected, message);
343 },
344
345 notDeepEqual: function(actual, expected, message) {
346 QUnit.push(!QUnit.equiv(actual, expected), actual, expected, message);
347 },
348
349 strictEqual: function(actual, expected, message) {
350 QUnit.push(expected === actual, actual, expected, message);
351 },
352
353 notStrictEqual: function(actual, expected, message) {
354 QUnit.push(expected !== actual, actual, expected, message);
355 },
356
357 raises: function(block, expected, message) {
358 var actual, ok = false;
359
360 if (typeof expected === 'string') {
361 message = expected;
362 expected = null;
363 }
364
365 try {
366 block();
367 } catch (e) {
368 actual = e;
369 }
370
371 if (actual) {
372 // we don't want to validate thrown error
373 if (!expected) {
374 ok = true;
375 // expected is a regexp
376 } else if (QUnit.objectType(expected) === "regexp") {
377 ok = expected.test(actual);
378 // expected is a constructor
379 } else if (actual instanceof expected) {
380 ok = true;
381 // expected is a validation function which returns true is validation passed
382 } else if (expected.call({}, actual) === true) {
383 ok = true;
384 }
385 }
386
387 QUnit.ok(ok, message);
388 },
389
390 start: function() {
391 config.semaphore--;
392 if (config.semaphore > 0) {
393 // don't start until equal number of stop-calls
394 return;
395 }
396 if (config.semaphore < 0) {
397 // ignore if start is called more often then stop
398 config.semaphore = 0;
399 }
400 // A slight delay, to avoid any current callbacks
401 if ( defined.setTimeout ) {
402 window.setTimeout(function() {
403 if (config.semaphore > 0) {
404 return;
405 }
406 if ( config.timeout ) {
407 clearTimeout(config.timeout);
408 }
409
410 config.blocking = false;
411 process();
412 }, 13);
413 } else {
414 config.blocking = false;
415 process();
416 }
417 },
418
419 stop: function(timeout) {
420 config.semaphore++;
421 config.blocking = true;
422
423 if ( timeout && defined.setTimeout ) {
424 clearTimeout(config.timeout);
425 config.timeout = window.setTimeout(function() {
426 QUnit.ok( false, "Test timed out" );
427 QUnit.start();
428 }, timeout);
429 }
430 }
431 };
432
433 // Backwards compatibility, deprecated
434 QUnit.equals = QUnit.equal;
435 QUnit.same = QUnit.deepEqual;
436
437 // Maintain internal state
438 var config = {
439 // The queue of tests to run
440 queue: [],
441
442 // block until document ready
443 blocking: true,
444
445 // when enabled, show only failing tests
446 // gets persisted through sessionStorage and can be changed in UI via checkbox
447 hidepassed: false,
448
449 // by default, run previously failed tests first
450 // very useful in combination with "Hide passed tests" checked
451 reorder: true,
452
453 // by default, modify document.title when suite is done
454 altertitle: true,
455
456 urlConfig: ['noglobals', 'notrycatch']
457 };
458
459 // Load paramaters
460 (function() {
461 var location = window.location || { search: "", protocol: "file:" },
462 params = location.search.slice( 1 ).split( "&" ),
463 length = params.length,
464 urlParams = {},
465 current;
466
467 if ( params[ 0 ] ) {
468 for ( var i = 0; i < length; i++ ) {
469 current = params[ i ].split( "=" );
470 current[ 0 ] = decodeURIComponent( current[ 0 ] );
471 // allow just a key to turn on a flag, e.g., test.html?noglobals
472 current[ 1 ] = current[ 1 ] ? decodeURIComponent( current[ 1 ] ) : true;
473 urlParams[ current[ 0 ] ] = current[ 1 ];
474 }
475 }
476
477 QUnit.urlParams = urlParams;
478 config.filter = urlParams.filter;
479
480 // Figure out if we're running the tests from a server or not
481 QUnit.isLocal = !!(location.protocol === 'file:');
482 })();
483
484 // Expose the API as global variables, unless an 'exports'
485 // object exists, in that case we assume we're in CommonJS
486 if ( typeof exports === "undefined" || typeof require === "undefined" ) {
487 extend(window, QUnit);
488 window.QUnit = QUnit;
489 } else {
490 extend(exports, QUnit);
491 exports.QUnit = QUnit;
492 }
493
494 // define these after exposing globals to keep them in these QUnit namespace only
495 extend(QUnit, {
496 config: config,
497
498 // Initialize the configuration options
499 init: function() {
500 extend(config, {
501 stats: { all: 0, bad: 0 },
502 moduleStats: { all: 0, bad: 0 },
503 started: +new Date,
504 updateRate: 1000,
505 blocking: false,
506 autostart: true,
507 autorun: false,
508 filter: "",
509 queue: [],
510 semaphore: 0
511 });
512
513 var tests = id( "qunit-tests" ),
514 banner = id( "qunit-banner" ),
515 result = id( "qunit-testresult" );
516
517 if ( tests ) {
518 tests.innerHTML = "";
519 }
520
521 if ( banner ) {
522 banner.className = "";
523 }
524
525 if ( result ) {
526 result.parentNode.removeChild( result );
527 }
528
529 if ( tests ) {
530 result = document.createElement( "p" );
531 result.id = "qunit-testresult";
532 result.className = "result";
533 tests.parentNode.insertBefore( result, tests );
534 result.innerHTML = 'Running...<br/>&nbsp;';
535 }
536 },
537
538 /**
539 * Resets the test setup. Useful for tests that modify the DOM.
540 *
541 * If jQuery is available, uses jQuery's html(), otherwise just innerHTML.
542 */
543 reset: function() {
544 if ( window.jQuery ) {
545 jQuery( "#qunit-fixture" ).html( config.fixture );
546 } else {
547 var main = id( 'qunit-fixture' );
548 if ( main ) {
549 main.innerHTML = config.fixture;
550 }
551 }
552 },
553
554 /**
555 * Trigger an event on an element.
556 *
557 * @example triggerEvent( document.body, "click" );
558 *
559 * @param DOMElement elem
560 * @param String type
561 */
562 triggerEvent: function( elem, type, event ) {
563 if ( document.createEvent ) {
564 event = document.createEvent("MouseEvents");
565 event.initMouseEvent(type, true, true, elem.ownerDocument.defaultView,
566 0, 0, 0, 0, 0, false, false, false, false, 0, null);
567 elem.dispatchEvent( event );
568
569 } else if ( elem.fireEvent ) {
570 elem.fireEvent("on"+type);
571 }
572 },
573
574 // Safe object type checking
575 is: function( type, obj ) {
576 return QUnit.objectType( obj ) == type;
577 },
578
579 objectType: function( obj ) {
580 if (typeof obj === "undefined") {
581 return "undefined";
582
583 // consider: typeof null === object
584 }
585 if (obj === null) {
586 return "null";
587 }
588
589 var type = Object.prototype.toString.call( obj )
590 .match(/^\[object\s(.*)\]$/)[1] || '';
591
592 switch (type) {
593 case 'Number':
594 if (isNaN(obj)) {
595 return "nan";
596 } else {
597 return "number";
598 }
599 case 'String':
600 case 'Boolean':
601 case 'Array':
602 case 'Date':
603 case 'RegExp':
604 case 'Function':
605 return type.toLowerCase();
606 }
607 if (typeof obj === "object") {
608 return "object";
609 }
610 return undefined;
611 },
612
613 push: function(result, actual, expected, message) {
614 var details = {
615 result: result,
616 message: message,
617 actual: actual,
618 expected: expected
619 };
620
621 message = escapeHtml(message) || (result ? "okay" : "failed");
622 message = '<span class="test-message">' + message + "</span>";
623 expected = escapeHtml(QUnit.jsDump.parse(expected));
624 actual = escapeHtml(QUnit.jsDump.parse(actual));
625 var output = message + '<table><tr class="test-expected"><th>Expected: </th><td><pre>' + expected + '</pre></td></tr>';
626 if (actual != expected) {
627 output += '<tr class="test-actual"><th>Result: </th><td><pre>' + actual + '</pre></td></tr>';
628 output += '<tr class="test-diff"><th>Diff: </th><td><pre>' + QUnit.diff(expected, actual) +'</pre></td></tr>';
629 }
630 if (!result) {
631 var source = sourceFromStacktrace();
632 if (source) {
633 details.source = source;
634 output += '<tr class="test-source"><th>Source: </th><td><pre>' + escapeHtml(source) + '</pre></td></tr>';
635 }
636 }
637 output += "</table>";
638
639 QUnit.log(details);
640
641 config.current.assertions.push({
642 result: !!result,
643 message: output
644 });
645 },
646
647 url: function( params ) {
648 params = extend( extend( {}, QUnit.urlParams ), params );
649 var querystring = "?",
650 key;
651 for ( key in params ) {
652 querystring += encodeURIComponent( key ) + "=" +
653 encodeURIComponent( params[ key ] ) + "&";
654 }
655 return window.location.pathname + querystring.slice( 0, -1 );
656 },
657
658 extend: extend,
659 id: id,
660 addEvent: addEvent,
661
662 // Logging callbacks; all receive a single argument with the listed properties
663 // run test/logs.html for any related changes
664 begin: function() {},
665 // done: { failed, passed, total, runtime }
666 done: function() {},
667 // log: { result, actual, expected, message }
668 log: function() {},
669 // testStart: { name }
670 testStart: function() {},
671 // testDone: { name, failed, passed, total }
672 testDone: function() {},
673 // moduleStart: { name }
674 moduleStart: function() {},
675 // moduleDone: { name, failed, passed, total }
676 moduleDone: function() {}
677 });
678
679 if ( typeof document === "undefined" || document.readyState === "complete" ) {
680 config.autorun = true;
681 }
682
683 QUnit.load = function() {
684 QUnit.begin({});
685
686 // Initialize the config, saving the execution queue
687 var oldconfig = extend({}, config);
688 QUnit.init();
689 extend(config, oldconfig);
690
691 config.blocking = false;
692
693 var urlConfigHtml = '', len = config.urlConfig.length;
694 for ( var i = 0, val; i < len, val = config.urlConfig[i]; i++ ) {
695 config[val] = QUnit.urlParams[val];
696 urlConfigHtml += '<label><input name="' + val + '" type="checkbox"' + ( config[val] ? ' checked="checked"' : '' ) + '>' + val + '</label>';
697 }
698
699 var userAgent = id("qunit-userAgent");
700 if ( userAgent ) {
701 userAgent.innerHTML = navigator.userAgent;
702 }
703 var banner = id("qunit-header");
704 if ( banner ) {
705 banner.innerHTML = '<a href="' + QUnit.url({ filter: undefined }) + '"> ' + banner.innerHTML + '</a> ' + urlConfigHtml;
706 addEvent( banner, "change", function( event ) {
707 var params = {};
708 params[ event.target.name ] = event.target.checked ? true : undefined;
709 window.location = QUnit.url( params );
710 });
711 }
712
713 var toolbar = id("qunit-testrunner-toolbar");
714 if ( toolbar ) {
715 var filter = document.createElement("input");
716 filter.type = "checkbox";
717 filter.id = "qunit-filter-pass";
718 addEvent( filter, "click", function() {
719 var ol = document.getElementById("qunit-tests");
720 if ( filter.checked ) {
721 ol.className = ol.className + " hidepass";
722 } else {
723 var tmp = " " + ol.className.replace( /[\n\t\r]/g, " " ) + " ";
724 ol.className = tmp.replace(/ hidepass /, " ");
725 }
726 if ( defined.sessionStorage ) {
727 if (filter.checked) {
728 sessionStorage.setItem("qunit-filter-passed-tests", "true");
729 } else {
730 sessionStorage.removeItem("qunit-filter-passed-tests");
731 }
732 }
733 });
734 if ( config.hidepassed || defined.sessionStorage && sessionStorage.getItem("qunit-filter-passed-tests") ) {
735 filter.checked = true;
736 var ol = document.getElementById("qunit-tests");
737 ol.className = ol.className + " hidepass";
738 }
739 toolbar.appendChild( filter );
740
741 var label = document.createElement("label");
742 label.setAttribute("for", "qunit-filter-pass");
743 label.innerHTML = "Hide passed tests";
744 toolbar.appendChild( label );
745 }
746
747 var main = id('qunit-fixture');
748 if ( main ) {
749 config.fixture = main.innerHTML;
750 }
751
752 if (config.autostart) {
753 QUnit.start();
754 }
755 };
756
757 addEvent(window, "load", QUnit.load);
758
759 function done() {
760 config.autorun = true;
761
762 // Log the last module results
763 if ( config.currentModule ) {
764 QUnit.moduleDone( {
765 name: config.currentModule,
766 failed: config.moduleStats.bad,
767 passed: config.moduleStats.all - config.moduleStats.bad,
768 total: config.moduleStats.all
769 } );
770 }
771
772 var banner = id("qunit-banner"),
773 tests = id("qunit-tests"),
774 runtime = +new Date - config.started,
775 passed = config.stats.all - config.stats.bad,
776 html = [
777 'Tests completed in ',
778 runtime,
779 ' milliseconds.<br/>',
780 '<span class="passed">',
781 passed,
782 '</span> tests of <span class="total">',
783 config.stats.all,
784 '</span> passed, <span class="failed">',
785 config.stats.bad,
786 '</span> failed.'
787 ].join('');
788
789 if ( banner ) {
790 banner.className = (config.stats.bad ? "qunit-fail" : "qunit-pass");
791 }
792
793 if ( tests ) {
794 id( "qunit-testresult" ).innerHTML = html;
795 }
796
797 if ( config.altertitle && typeof document !== "undefined" && document.title ) {
798 // show ✖ for good, ✔ for bad suite result in title
799 // use escape sequences in case file gets loaded with non-utf-8-charset
800 document.title = [
801 (config.stats.bad ? "\u2716" : "\u2714"),
802 document.title.replace(/^[\u2714\u2716] /i, "")
803 ].join(" ");
804 }
805
806 QUnit.done( {
807 failed: config.stats.bad,
808 passed: passed,
809 total: config.stats.all,
810 runtime: runtime
811 } );
812 }
813
814 function validTest( name ) {
815 var filter = config.filter,
816 run = false;
817
818 if ( !filter ) {
819 return true;
820 }
821
822 var not = filter.charAt( 0 ) === "!";
823 if ( not ) {
824 filter = filter.slice( 1 );
825 }
826
827 if ( name.indexOf( filter ) !== -1 ) {
828 return !not;
829 }
830
831 if ( not ) {
832 run = true;
833 }
834
835 return run;
836 }
837
838 // so far supports only Firefox, Chrome and Opera (buggy)
839 // could be extended in the future to use something like https://github.com/csnover/TraceKit
840 function sourceFromStacktrace() {
841 try {
842 throw new Error();
843 } catch ( e ) {
844 if (e.stacktrace) {
845 // Opera
846 return e.stacktrace.split("\n")[6];
847 } else if (e.stack) {
848 // Firefox, Chrome
849 return e.stack.split("\n")[4];
850 } else if (e.sourceURL) {
851 // Safari, PhantomJS
852 // TODO sourceURL points at the 'throw new Error' line above, useless
853 //return e.sourceURL + ":" + e.line;
854 }
855 }
856 }
857
858 function escapeHtml(s) {
859 if (!s) {
860 return "";
861 }
862 s = s + "";
863 return s.replace(/[\&"<>\\]/g, function(s) {
864 switch(s) {
865 case "&": return "&amp;";
866 case "\\": return "\\\\";
867 case '"': return '\"';
868 case "<": return "&lt;";
869 case ">": return "&gt;";
870 default: return s;
871 }
872 });
873 }
874
875 function synchronize( callback ) {
876 config.queue.push( callback );
877
878 if ( config.autorun && !config.blocking ) {
879 process();
880 }
881 }
882
883 function process() {
884 var start = (new Date()).getTime();
885
886 while ( config.queue.length && !config.blocking ) {
887 if ( config.updateRate <= 0 || (((new Date()).getTime() - start) < config.updateRate) ) {
888 config.queue.shift()();
889 } else {
890 window.setTimeout( process, 13 );
891 break;
892 }
893 }
894 if (!config.blocking && !config.queue.length) {
895 done();
896 }
897 }
898
899 function saveGlobal() {
900 config.pollution = [];
901
902 if ( config.noglobals ) {
903 for ( var key in window ) {
904 config.pollution.push( key );
905 }
906 }
907 }
908
909 function checkPollution( name ) {
910 var old = config.pollution;
911 saveGlobal();
912
913 var newGlobals = diff( config.pollution, old );
914 if ( newGlobals.length > 0 ) {
915 ok( false, "Introduced global variable(s): " + newGlobals.join(", ") );
916 }
917
918 var deletedGlobals = diff( old, config.pollution );
919 if ( deletedGlobals.length > 0 ) {
920 ok( false, "Deleted global variable(s): " + deletedGlobals.join(", ") );
921 }
922 }
923
924 // returns a new Array with the elements that are in a but not in b
925 function diff( a, b ) {
926 var result = a.slice();
927 for ( var i = 0; i < result.length; i++ ) {
928 for ( var j = 0; j < b.length; j++ ) {
929 if ( result[i] === b[j] ) {
930 result.splice(i, 1);
931 i--;
932 break;
933 }
934 }
935 }
936 return result;
937 }
938
939 function fail(message, exception, callback) {
940 if ( typeof console !== "undefined" && console.error && console.warn ) {
941 console.error(message);
942 console.error(exception);
943 console.warn(callback.toString());
944
945 } else if ( window.opera && opera.postError ) {
946 opera.postError(message, exception, callback.toString);
947 }
948 }
949
950 function extend(a, b) {
951 for ( var prop in b ) {
952 if ( b[prop] === undefined ) {
953 delete a[prop];
954 } else {
955 a[prop] = b[prop];
956 }
957 }
958
959 return a;
960 }
961
962 function addEvent(elem, type, fn) {
963 if ( elem.addEventListener ) {
964 elem.addEventListener( type, fn, false );
965 } else if ( elem.attachEvent ) {
966 elem.attachEvent( "on" + type, fn );
967 } else {
968 fn();
969 }
970 }
971
972 function id(name) {
973 return !!(typeof document !== "undefined" && document && document.getElementById) &&
974 document.getElementById( name );
975 }
976
977 // Test for equality any JavaScript type.
978 // Discussions and reference: http://philrathe.com/articles/equiv
979 // Test suites: http://philrathe.com/tests/equiv
980 // Author: Philippe Rathé <prathe@gmail.com>
981 QUnit.equiv = function () {
982
983 var innerEquiv; // the real equiv function
984 var callers = []; // stack to decide between skip/abort functions
985 var parents = []; // stack to avoiding loops from circular referencing
986
987 // Call the o related callback with the given arguments.
988 function bindCallbacks(o, callbacks, args) {
989 var prop = QUnit.objectType(o);
990 if (prop) {
991 if (QUnit.objectType(callbacks[prop]) === "function") {
992 return callbacks[prop].apply(callbacks, args);
993 } else {
994 return callbacks[prop]; // or undefined
995 }
996 }
997 }
998
999 var callbacks = function () {
1000
1001 // for string, boolean, number and null
1002 function useStrictEquality(b, a) {
1003 if (b instanceof a.constructor || a instanceof b.constructor) {
1004 // to catch short annotaion VS 'new' annotation of a
1005 // declaration
1006 // e.g. var i = 1;
1007 // var j = new Number(1);
1008 return a == b;
1009 } else {
1010 return a === b;
1011 }
1012 }
1013
1014 return {
1015 "string" : useStrictEquality,
1016 "boolean" : useStrictEquality,
1017 "number" : useStrictEquality,
1018 "null" : useStrictEquality,
1019 "undefined" : useStrictEquality,
1020
1021 "nan" : function(b) {
1022 return isNaN(b);
1023 },
1024
1025 "date" : function(b, a) {
1026 return QUnit.objectType(b) === "date"
1027 && a.valueOf() === b.valueOf();
1028 },
1029
1030 "regexp" : function(b, a) {
1031 return QUnit.objectType(b) === "regexp"
1032 && a.source === b.source && // the regex itself
1033 a.global === b.global && // and its modifers
1034 // (gmi) ...
1035 a.ignoreCase === b.ignoreCase
1036 && a.multiline === b.multiline;
1037 },
1038
1039 // - skip when the property is a method of an instance (OOP)
1040 // - abort otherwise,
1041 // initial === would have catch identical references anyway
1042 "function" : function() {
1043 var caller = callers[callers.length - 1];
1044 return caller !== Object && typeof caller !== "undefined";
1045 },
1046
1047 "array" : function(b, a) {
1048 var i, j, loop;
1049 var len;
1050
1051 // b could be an object literal here
1052 if (!(QUnit.objectType(b) === "array")) {
1053 return false;
1054 }
1055
1056 len = a.length;
1057 if (len !== b.length) { // safe and faster
1058 return false;
1059 }
1060
1061 // track reference to avoid circular references
1062 parents.push(a);
1063 for (i = 0; i < len; i++) {
1064 loop = false;
1065 for (j = 0; j < parents.length; j++) {
1066 if (parents[j] === a[i]) {
1067 loop = true;// dont rewalk array
1068 }
1069 }
1070 if (!loop && !innerEquiv(a[i], b[i])) {
1071 parents.pop();
1072 return false;
1073 }
1074 }
1075 parents.pop();
1076 return true;
1077 },
1078
1079 "object" : function(b, a) {
1080 var i, j, loop;
1081 var eq = true; // unless we can proove it
1082 var aProperties = [], bProperties = []; // collection of
1083 // strings
1084
1085 // comparing constructors is more strict than using
1086 // instanceof
1087 if (a.constructor !== b.constructor) {
1088 return false;
1089 }
1090
1091 // stack constructor before traversing properties
1092 callers.push(a.constructor);
1093 // track reference to avoid circular references
1094 parents.push(a);
1095
1096 for (i in a) { // be strict: don't ensures hasOwnProperty
1097 // and go deep
1098 loop = false;
1099 for (j = 0; j < parents.length; j++) {
1100 if (parents[j] === a[i])
1101 loop = true; // don't go down the same path
1102 // twice
1103 }
1104 aProperties.push(i); // collect a's properties
1105
1106 if (!loop && !innerEquiv(a[i], b[i])) {
1107 eq = false;
1108 break;
1109 }
1110 }
1111
1112 callers.pop(); // unstack, we are done
1113 parents.pop();
1114
1115 for (i in b) {
1116 bProperties.push(i); // collect b's properties
1117 }
1118
1119 // Ensures identical properties name
1120 return eq
1121 && innerEquiv(aProperties.sort(), bProperties
1122 .sort());
1123 }
1124 };
1125 }();
1126
1127 innerEquiv = function() { // can take multiple arguments
1128 var args = Array.prototype.slice.apply(arguments);
1129 if (args.length < 2) {
1130 return true; // end transition
1131 }
1132
1133 return (function(a, b) {
1134 if (a === b) {
1135 return true; // catch the most you can
1136 } else if (a === null || b === null || typeof a === "undefined"
1137 || typeof b === "undefined"
1138 || QUnit.objectType(a) !== QUnit.objectType(b)) {
1139 return false; // don't lose time with error prone cases
1140 } else {
1141 return bindCallbacks(a, callbacks, [ b, a ]);
1142 }
1143
1144 // apply transition with (1..n) arguments
1145 })(args[0], args[1])
1146 && arguments.callee.apply(this, args.splice(1,
1147 args.length - 1));
1148 };
1149
1150 return innerEquiv;
1151
1152 }();
1153
1154 /**
1155 * jsDump Copyright (c) 2008 Ariel Flesler - aflesler(at)gmail(dot)com |
1156 * http://flesler.blogspot.com Licensed under BSD
1157 * (http://www.opensource.org/licenses/bsd-license.php) Date: 5/15/2008
1158 *
1159 * @projectDescription Advanced and extensible data dumping for Javascript.
1160 * @version 1.0.0
1161 * @author Ariel Flesler
1162 * @link {http://flesler.blogspot.com/2008/05/jsdump-pretty-dump-of-any-javascript.html}
1163 */
1164 QUnit.jsDump = (function() {
1165 function quote( str ) {
1166 return '"' + str.toString().replace(/"/g, '\\"') + '"';
1167 };
1168 function literal( o ) {
1169 return o + '';
1170 };
1171 function join( pre, arr, post ) {
1172 var s = jsDump.separator(),
1173 base = jsDump.indent(),
1174 inner = jsDump.indent(1);
1175 if ( arr.join )
1176 arr = arr.join( ',' + s + inner );
1177 if ( !arr )
1178 return pre + post;
1179 return [ pre, inner + arr, base + post ].join(s);
1180 };
1181 function array( arr, stack ) {
1182 var i = arr.length, ret = Array(i);
1183 this.up();
1184 while ( i-- )
1185 ret[i] = this.parse( arr[i] , undefined , stack);
1186 this.down();
1187 return join( '[', ret, ']' );
1188 };
1189
1190 var reName = /^function (\w+)/;
1191
1192 var jsDump = {
1193 parse:function( obj, type, stack ) { //type is used mostly internally, you can fix a (custom)type in advance
1194 stack = stack || [ ];
1195 var parser = this.parsers[ type || this.typeOf(obj) ];
1196 type = typeof parser;
1197 var inStack = inArray(obj, stack);
1198 if (inStack != -1) {
1199 return 'recursion('+(inStack - stack.length)+')';
1200 }
1201 //else
1202 if (type == 'function') {
1203 stack.push(obj);
1204 var res = parser.call( this, obj, stack );
1205 stack.pop();
1206 return res;
1207 }
1208 // else
1209 return (type == 'string') ? parser : this.parsers.error;
1210 },
1211 typeOf:function( obj ) {
1212 var type;
1213 if ( obj === null ) {
1214 type = "null";
1215 } else if (typeof obj === "undefined") {
1216 type = "undefined";
1217 } else if (QUnit.is("RegExp", obj)) {
1218 type = "regexp";
1219 } else if (QUnit.is("Date", obj)) {
1220 type = "date";
1221 } else if (QUnit.is("Function", obj)) {
1222 type = "function";
1223 } else if (typeof obj.setInterval !== undefined && typeof obj.document !== "undefined" && typeof obj.nodeType === "undefined") {
1224 type = "window";
1225 } else if (obj.nodeType === 9) {
1226 type = "document";
1227 } else if (obj.nodeType) {
1228 type = "node";
1229 } else if (typeof obj === "object" && typeof obj.length === "number" && obj.length >= 0) {
1230 type = "array";
1231 } else {
1232 type = typeof obj;
1233 }
1234 return type;
1235 },
1236 separator:function() {
1237 return this.multiline ? this.HTML ? '<br />' : '\n' : this.HTML ? '&nbsp;' : ' ';
1238 },
1239 indent:function( extra ) {// extra can be a number, shortcut for increasing-calling-decreasing
1240 if ( !this.multiline )
1241 return '';
1242 var chr = this.indentChar;
1243 if ( this.HTML )
1244 chr = chr.replace(/\t/g,' ').replace(/ /g,'&nbsp;');
1245 return Array( this._depth_ + (extra||0) ).join(chr);
1246 },
1247 up:function( a ) {
1248 this._depth_ += a || 1;
1249 },
1250 down:function( a ) {
1251 this._depth_ -= a || 1;
1252 },
1253 setParser:function( name, parser ) {
1254 this.parsers[name] = parser;
1255 },
1256 // The next 3 are exposed so you can use them
1257 quote:quote,
1258 literal:literal,
1259 join:join,
1260 //
1261 _depth_: 1,
1262 // This is the list of parsers, to modify them, use jsDump.setParser
1263 parsers:{
1264 window: '[Window]',
1265 document: '[Document]',
1266 error:'[ERROR]', //when no parser is found, shouldn't happen
1267 unknown: '[Unknown]',
1268 'null':'null',
1269 'undefined':'undefined',
1270 'function':function( fn ) {
1271 var ret = 'function',
1272 name = 'name' in fn ? fn.name : (reName.exec(fn)||[])[1];//functions never have name in IE
1273 if ( name )
1274 ret += ' ' + name;
1275 ret += '(';
1276
1277 ret = [ ret, QUnit.jsDump.parse( fn, 'functionArgs' ), '){'].join('');
1278 return join( ret, QUnit.jsDump.parse(fn,'functionCode'), '}' );
1279 },
1280 array: array,
1281 nodelist: array,
1282 arguments: array,
1283 object:function( map, stack ) {
1284 var ret = [ ];
1285 QUnit.jsDump.up();
1286 for ( var key in map ) {
1287 var val = map[key];
1288 ret.push( QUnit.jsDump.parse(key,'key') + ': ' + QUnit.jsDump.parse(val, undefined, stack));
1289 }
1290 QUnit.jsDump.down();
1291 return join( '{', ret, '}' );
1292 },
1293 node:function( node ) {
1294 var open = QUnit.jsDump.HTML ? '&lt;' : '<',
1295 close = QUnit.jsDump.HTML ? '&gt;' : '>';
1296
1297 var tag = node.nodeName.toLowerCase(),
1298 ret = open + tag;
1299
1300 for ( var a in QUnit.jsDump.DOMAttrs ) {
1301 var val = node[QUnit.jsDump.DOMAttrs[a]];
1302 if ( val )
1303 ret += ' ' + a + '=' + QUnit.jsDump.parse( val, 'attribute' );
1304 }
1305 return ret + close + open + '/' + tag + close;
1306 },
1307 functionArgs:function( fn ) {//function calls it internally, it's the arguments part of the function
1308 var l = fn.length;
1309 if ( !l ) return '';
1310
1311 var args = Array(l);
1312 while ( l-- )
1313 args[l] = String.fromCharCode(97+l);//97 is 'a'
1314 return ' ' + args.join(', ') + ' ';
1315 },
1316 key:quote, //object calls it internally, the key part of an item in a map
1317 functionCode:'[code]', //function calls it internally, it's the content of the function
1318 attribute:quote, //node calls it internally, it's an html attribute value
1319 string:quote,
1320 date:quote,
1321 regexp:literal, //regex
1322 number:literal,
1323 'boolean':literal
1324 },
1325 DOMAttrs:{//attributes to dump from nodes, name=>realName
1326 id:'id',
1327 name:'name',
1328 'class':'className'
1329 },
1330 HTML:false,//if true, entities are escaped ( <, >, \t, space and \n )
1331 indentChar:' ',//indentation unit
1332 multiline:true //if true, items in a collection, are separated by a \n, else just a space.
1333 };
1334
1335 return jsDump;
1336 })();
1337
1338 // from Sizzle.js
1339 function getText( elems ) {
1340 var ret = "", elem;
1341
1342 for ( var i = 0; elems[i]; i++ ) {
1343 elem = elems[i];
1344
1345 // Get the text from text nodes and CDATA nodes
1346 if ( elem.nodeType === 3 || elem.nodeType === 4 ) {
1347 ret += elem.nodeValue;
1348
1349 // Traverse everything else, except comment nodes
1350 } else if ( elem.nodeType !== 8 ) {
1351 ret += getText( elem.childNodes );
1352 }
1353 }
1354
1355 return ret;
1356 };
1357
1358 //from jquery.js
1359 function inArray( elem, array ) {
1360 if ( array.indexOf ) {
1361 return array.indexOf( elem );
1362 }
1363
1364 for ( var i = 0, length = array.length; i < length; i++ ) {
1365 if ( array[ i ] === elem ) {
1366 return i;
1367 }
1368 }
1369
1370 return -1;
1371 }
1372
1373 /*
1374 * Javascript Diff Algorithm
1375 * By John Resig (http://ejohn.org/)
1376 * Modified by Chu Alan "sprite"
1377 *
1378 * Released under the MIT license.
1379 *
1380 * More Info:
1381 * http://ejohn.org/projects/javascript-diff-algorithm/
1382 *
1383 * Usage: QUnit.diff(expected, actual)
1384 *
1385 * 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"
1386 */
1387 QUnit.diff = (function() {
1388 function diff(o, n) {
1389 var ns = {};
1390 var os = {};
1391
1392 for (var i = 0; i < n.length; i++) {
1393 if (ns[n[i]] == null)
1394 ns[n[i]] = {
1395 rows: [],
1396 o: null
1397 };
1398 ns[n[i]].rows.push(i);
1399 }
1400
1401 for (var i = 0; i < o.length; i++) {
1402 if (os[o[i]] == null)
1403 os[o[i]] = {
1404 rows: [],
1405 n: null
1406 };
1407 os[o[i]].rows.push(i);
1408 }
1409
1410 for (var i in ns) {
1411 if (ns[i].rows.length == 1 && typeof(os[i]) != "undefined" && os[i].rows.length == 1) {
1412 n[ns[i].rows[0]] = {
1413 text: n[ns[i].rows[0]],
1414 row: os[i].rows[0]
1415 };
1416 o[os[i].rows[0]] = {
1417 text: o[os[i].rows[0]],
1418 row: ns[i].rows[0]
1419 };
1420 }
1421 }
1422
1423 for (var i = 0; i < n.length - 1; i++) {
1424 if (n[i].text != null && n[i + 1].text == null && n[i].row + 1 < o.length && o[n[i].row + 1].text == null &&
1425 n[i + 1] == o[n[i].row + 1]) {
1426 n[i + 1] = {
1427 text: n[i + 1],
1428 row: n[i].row + 1
1429 };
1430 o[n[i].row + 1] = {
1431 text: o[n[i].row + 1],
1432 row: i + 1
1433 };
1434 }
1435 }
1436
1437 for (var i = n.length - 1; i > 0; i--) {
1438 if (n[i].text != null && n[i - 1].text == null && n[i].row > 0 && o[n[i].row - 1].text == null &&
1439 n[i - 1] == o[n[i].row - 1]) {
1440 n[i - 1] = {
1441 text: n[i - 1],
1442 row: n[i].row - 1
1443 };
1444 o[n[i].row - 1] = {
1445 text: o[n[i].row - 1],
1446 row: i - 1
1447 };
1448 }
1449 }
1450
1451 return {
1452 o: o,
1453 n: n
1454 };
1455 }
1456
1457 return function(o, n) {
1458 o = o.replace(/\s+$/, '');
1459 n = n.replace(/\s+$/, '');
1460 var out = diff(o == "" ? [] : o.split(/\s+/), n == "" ? [] : n.split(/\s+/));
1461
1462 var str = "";
1463
1464 var oSpace = o.match(/\s+/g);
1465 if (oSpace == null) {
1466 oSpace = [" "];
1467 }
1468 else {
1469 oSpace.push(" ");
1470 }
1471 var nSpace = n.match(/\s+/g);
1472 if (nSpace == null) {
1473 nSpace = [" "];
1474 }
1475 else {
1476 nSpace.push(" ");
1477 }
1478
1479 if (out.n.length == 0) {
1480 for (var i = 0; i < out.o.length; i++) {
1481 str += '<del>' + out.o[i] + oSpace[i] + "</del>";
1482 }
1483 }
1484 else {
1485 if (out.n[0].text == null) {
1486 for (n = 0; n < out.o.length && out.o[n].text == null; n++) {
1487 str += '<del>' + out.o[n] + oSpace[n] + "</del>";
1488 }
1489 }
1490
1491 for (var i = 0; i < out.n.length; i++) {
1492 if (out.n[i].text == null) {
1493 str += '<ins>' + out.n[i] + nSpace[i] + "</ins>";
1494 }
1495 else {
1496 var pre = "";
1497
1498 for (n = out.n[i].row + 1; n < out.o.length && out.o[n].text == null; n++) {
1499 pre += '<del>' + out.o[n] + oSpace[n] + "</del>";
1500 }
1501 str += " " + out.n[i].text + nSpace[i] + pre;
1502 }
1503 }
1504 }
1505
1506 return str;
1507 };
1508 })();
1509
1510 })(this);