2 * QUnit 1.1.0pre - A JavaScript Unit Testing Framework
4 * http://docs.jquery.com/QUnit
6 * Copyright (c) 2011 John Resig, Jörn Zaefferer
7 * Dual licensed under the MIT (MIT-LICENSE.txt)
8 * or GPL (GPL-LICENSE.txt) licenses.
14 setTimeout: typeof window.setTimeout !== "undefined",
15 sessionStorage: (function() {
17 return !!sessionStorage.getItem;
25 toString = Object.prototype.toString,
26 hasOwn = Object.prototype.hasOwnProperty;
28 var Test = function(name, testName, expected, testEnvironmentArg, async, callback) {
30 this.testName = testName;
31 this.expected = expected;
32 this.testEnvironmentArg = testEnvironmentArg;
34 this.callback = callback;
39 var tests = id("qunit-tests");
41 var b = document.createElement("strong");
42 b.innerHTML = "Running " + this.name;
43 var li = document.createElement("li");
45 li.className = "running";
46 li.id = this.id = "test-output" + testId++;
47 tests.appendChild( li );
51 if (this.module != config.previousModule) {
52 if ( config.previousModule ) {
53 runLoggingCallbacks('moduleDone', QUnit, {
54 name: config.previousModule,
55 failed: config.moduleStats.bad,
56 passed: config.moduleStats.all - config.moduleStats.bad,
57 total: config.moduleStats.all
60 config.previousModule = this.module;
61 config.moduleStats = { all: 0, bad: 0 };
62 runLoggingCallbacks( 'moduleStart', QUnit, {
67 config.current = this;
68 this.testEnvironment = extend({
70 teardown: function() {}
71 }, this.moduleTestEnvironment);
72 if (this.testEnvironmentArg) {
73 extend(this.testEnvironment, this.testEnvironmentArg);
76 runLoggingCallbacks( 'testStart', QUnit, {
81 // allow utility functions to access the current test environment
83 QUnit.current_testEnvironment = this.testEnvironment;
86 if ( !config.pollution ) {
90 this.testEnvironment.setup.call(this.testEnvironment);
92 QUnit.ok( false, "Setup failed on " + this.testName + ": " + e.message );
96 config.current = this;
101 if ( config.notrycatch ) {
102 this.callback.call(this.testEnvironment);
106 this.callback.call(this.testEnvironment);
108 fail("Test " + this.testName + " died, exception and test follows", e, this.callback);
109 QUnit.ok( false, "Died on test #" + (this.assertions.length + 1) + ": " + e.message + " - " + QUnit.jsDump.parse(e) );
110 // else next test will carry the responsibility
113 // Restart the tests if they're blocking
114 if ( config.blocking ) {
119 teardown: function() {
120 config.current = this;
122 this.testEnvironment.teardown.call(this.testEnvironment);
125 QUnit.ok( false, "Teardown failed on " + this.testName + ": " + e.message );
129 config.current = this;
130 if ( this.expected != null && this.expected != this.assertions.length ) {
131 QUnit.ok( false, "Expected " + this.expected + " assertions, but " + this.assertions.length + " were run" );
134 var good = 0, bad = 0,
135 tests = id("qunit-tests");
137 config.stats.all += this.assertions.length;
138 config.moduleStats.all += this.assertions.length;
141 var ol = document.createElement("ol");
143 for ( var i = 0; i < this.assertions.length; i++ ) {
144 var assertion = this.assertions[i];
146 var li = document.createElement("li");
147 li.className = assertion.result ? "pass" : "fail";
148 li.innerHTML = assertion.message || (assertion.result ? "okay" : "failed");
149 ol.appendChild( li );
151 if ( assertion.result ) {
156 config.moduleStats.bad++;
160 // store result when possible
161 if ( QUnit.config.reorder && defined.sessionStorage ) {
163 sessionStorage.setItem("qunit-" + this.module + "-" + this.testName, bad);
165 sessionStorage.removeItem("qunit-" + this.module + "-" + this.testName);
170 ol.style.display = "none";
173 var b = document.createElement("strong");
174 b.innerHTML = this.name + " <b class='counts'>(<b class='failed'>" + bad + "</b>, <b class='passed'>" + good + "</b>, " + this.assertions.length + ")</b>";
176 var a = document.createElement("a");
177 a.innerHTML = "Rerun";
178 a.href = QUnit.url({ filter: getText([b]).replace(/\([^)]+\)$/, "").replace(/(^\s*|\s*$)/g, "") });
180 addEvent(b, "click", function() {
181 var next = b.nextSibling.nextSibling,
182 display = next.style.display;
183 next.style.display = display === "none" ? "block" : "none";
186 addEvent(b, "dblclick", function(e) {
187 var target = e && e.target ? e.target : window.event.srcElement;
188 if ( target.nodeName.toLowerCase() == "span" || target.nodeName.toLowerCase() == "b" ) {
189 target = target.parentNode;
191 if ( window.location && target.nodeName.toLowerCase() === "strong" ) {
192 window.location = QUnit.url({ filter: getText([target]).replace(/\([^)]+\)$/, "").replace(/(^\s*|\s*$)/g, "") });
196 var li = id(this.id);
197 li.className = bad ? "fail" : "pass";
198 li.removeChild( li.firstChild );
201 li.appendChild( ol );
204 for ( var i = 0; i < this.assertions.length; i++ ) {
205 if ( !this.assertions[i].result ) {
208 config.moduleStats.bad++;
216 fail("reset() failed, following Test " + this.testName + ", exception and reset fn follows", e, QUnit.reset);
219 runLoggingCallbacks( 'testDone', QUnit, {
223 passed: this.assertions.length - bad,
224 total: this.assertions.length
230 synchronize(function() {
234 // each of these can by async
235 synchronize(function() {
238 synchronize(function() {
241 synchronize(function() {
244 synchronize(function() {
248 // defer when previous test run passed, if storage is available
249 var bad = QUnit.config.reorder && defined.sessionStorage && +sessionStorage.getItem("qunit-" + this.module + "-" + this.testName);
253 synchronize(run, true);
261 // call on start of module test to prepend name to all tests
262 module: function(name, testEnvironment) {
263 config.currentModule = name;
264 config.currentModuleTestEnviroment = testEnvironment;
267 asyncTest: function(testName, expected, callback) {
268 if ( arguments.length === 2 ) {
273 QUnit.test(testName, expected, callback, true);
276 test: function(testName, expected, callback, async) {
277 var name = '<span class="test-name">' + testName + '</span>', testEnvironmentArg;
279 if ( arguments.length === 2 ) {
283 // is 2nd argument a testEnvironment?
284 if ( expected && typeof expected === 'object') {
285 testEnvironmentArg = expected;
289 if ( config.currentModule ) {
290 name = '<span class="module-name">' + config.currentModule + "</span>: " + name;
293 if ( !validTest(config.currentModule + ": " + testName) ) {
297 var test = new Test(name, testName, expected, testEnvironmentArg, async, callback);
298 test.module = config.currentModule;
299 test.moduleTestEnvironment = config.currentModuleTestEnviroment;
304 * Specify the number of expected assertions to gurantee that failed test (no assertions are run at all) don't slip through.
306 expect: function(asserts) {
307 config.current.expected = asserts;
312 * @example ok( "asdfasdf".length > 5, "There must be at least 5 chars" );
314 ok: function(a, msg) {
320 msg = escapeInnerText(msg);
321 runLoggingCallbacks( 'log', QUnit, details );
322 config.current.assertions.push({
329 * Checks that the first two arguments are equal, with an optional message.
330 * Prints out both actual and expected values.
332 * Prefered to ok( actual == expected, message )
334 * @example equal( format("Received {0} bytes.", 2), "Received 2 bytes." );
336 * @param Object actual
337 * @param Object expected
338 * @param String message (optional)
340 equal: function(actual, expected, message) {
341 QUnit.push(expected == actual, actual, expected, message);
344 notEqual: function(actual, expected, message) {
345 QUnit.push(expected != actual, actual, expected, message);
348 deepEqual: function(actual, expected, message) {
349 QUnit.push(QUnit.equiv(actual, expected), actual, expected, message);
352 notDeepEqual: function(actual, expected, message) {
353 QUnit.push(!QUnit.equiv(actual, expected), actual, expected, message);
356 strictEqual: function(actual, expected, message) {
357 QUnit.push(expected === actual, actual, expected, message);
360 notStrictEqual: function(actual, expected, message) {
361 QUnit.push(expected !== actual, actual, expected, message);
364 raises: function(block, expected, message) {
365 var actual, ok = false;
367 if (typeof expected === 'string') {
379 // we don't want to validate thrown error
382 // expected is a regexp
383 } else if (QUnit.objectType(expected) === "regexp") {
384 ok = expected.test(actual);
385 // expected is a constructor
386 } else if (actual instanceof expected) {
388 // expected is a validation function which returns true is validation passed
389 } else if (expected.call({}, actual) === true) {
394 QUnit.ok(ok, message);
397 start: function(count) {
398 config.semaphore -= count || 1;
399 if (config.semaphore > 0) {
400 // don't start until equal number of stop-calls
403 if (config.semaphore < 0) {
404 // ignore if start is called more often then stop
405 config.semaphore = 0;
407 // A slight delay, to avoid any current callbacks
408 if ( defined.setTimeout ) {
409 window.setTimeout(function() {
410 if (config.semaphore > 0) {
413 if ( config.timeout ) {
414 clearTimeout(config.timeout);
417 config.blocking = false;
421 config.blocking = false;
426 stop: function(count) {
427 config.semaphore += count || 1;
428 config.blocking = true;
430 if ( config.testTimeout && defined.setTimeout ) {
431 clearTimeout(config.timeout);
432 config.timeout = window.setTimeout(function() {
433 QUnit.ok( false, "Test timed out" );
434 config.semaphore = 1;
436 }, config.testTimeout);
441 //We want access to the constructor's prototype
446 //Make F QUnit's constructor so that we can add to the prototype later
447 QUnit.constructor = F;
450 // Backwards compatibility, deprecated
451 QUnit.equals = QUnit.equal;
452 QUnit.same = QUnit.deepEqual;
454 // Maintain internal state
456 // The queue of tests to run
459 // block until document ready
462 // when enabled, show only failing tests
463 // gets persisted through sessionStorage and can be changed in UI via checkbox
466 // by default, run previously failed tests first
467 // very useful in combination with "Hide passed tests" checked
470 // by default, modify document.title when suite is done
473 urlConfig: ['noglobals', 'notrycatch'],
475 //logging callback queues
487 var location = window.location || { search: "", protocol: "file:" },
488 params = location.search.slice( 1 ).split( "&" ),
489 length = params.length,
494 for ( var i = 0; i < length; i++ ) {
495 current = params[ i ].split( "=" );
496 current[ 0 ] = decodeURIComponent( current[ 0 ] );
497 // allow just a key to turn on a flag, e.g., test.html?noglobals
498 current[ 1 ] = current[ 1 ] ? decodeURIComponent( current[ 1 ] ) : true;
499 urlParams[ current[ 0 ] ] = current[ 1 ];
503 QUnit.urlParams = urlParams;
504 config.filter = urlParams.filter;
506 // Figure out if we're running the tests from a server or not
507 QUnit.isLocal = !!(location.protocol === 'file:');
510 // Expose the API as global variables, unless an 'exports'
511 // object exists, in that case we assume we're in CommonJS
512 if ( typeof exports === "undefined" || typeof require === "undefined" ) {
513 extend(window, QUnit);
514 window.QUnit = QUnit;
516 extend(exports, QUnit);
517 exports.QUnit = QUnit;
520 // define these after exposing globals to keep them in these QUnit namespace only
524 // Initialize the configuration options
527 stats: { all: 0, bad: 0 },
528 moduleStats: { all: 0, bad: 0 },
539 var tests = id( "qunit-tests" ),
540 banner = id( "qunit-banner" ),
541 result = id( "qunit-testresult" );
544 tests.innerHTML = "";
548 banner.className = "";
552 result.parentNode.removeChild( result );
556 result = document.createElement( "p" );
557 result.id = "qunit-testresult";
558 result.className = "result";
559 tests.parentNode.insertBefore( result, tests );
560 result.innerHTML = 'Running...<br/> ';
565 * Resets the test setup. Useful for tests that modify the DOM.
567 * If jQuery is available, uses jQuery's html(), otherwise just innerHTML.
570 if ( window.jQuery ) {
571 jQuery( "#qunit-fixture" ).html( config.fixture );
573 var main = id( 'qunit-fixture' );
575 main.innerHTML = config.fixture;
581 * Trigger an event on an element.
583 * @example triggerEvent( document.body, "click" );
585 * @param DOMElement elem
588 triggerEvent: function( elem, type, event ) {
589 if ( document.createEvent ) {
590 event = document.createEvent("MouseEvents");
591 event.initMouseEvent(type, true, true, elem.ownerDocument.defaultView,
592 0, 0, 0, 0, 0, false, false, false, false, 0, null);
593 elem.dispatchEvent( event );
595 } else if ( elem.fireEvent ) {
596 elem.fireEvent("on"+type);
600 // Safe object type checking
601 is: function( type, obj ) {
602 return QUnit.objectType( obj ) == type;
605 objectType: function( obj ) {
606 if (typeof obj === "undefined") {
609 // consider: typeof null === object
615 var type = toString.call( obj ).match(/^\[object\s(.*)\]$/)[1] || '';
630 return type.toLowerCase();
632 if (typeof obj === "object") {
638 push: function(result, actual, expected, message) {
646 message = escapeInnerText(message) || (result ? "okay" : "failed");
647 message = '<span class="test-message">' + message + "</span>";
648 expected = escapeInnerText(QUnit.jsDump.parse(expected));
649 actual = escapeInnerText(QUnit.jsDump.parse(actual));
650 var output = message + '<table><tr class="test-expected"><th>Expected: </th><td><pre>' + expected + '</pre></td></tr>';
651 if (actual != expected) {
652 output += '<tr class="test-actual"><th>Result: </th><td><pre>' + actual + '</pre></td></tr>';
653 output += '<tr class="test-diff"><th>Diff: </th><td><pre>' + QUnit.diff(expected, actual) +'</pre></td></tr>';
656 var source = sourceFromStacktrace();
658 details.source = source;
659 output += '<tr class="test-source"><th>Source: </th><td><pre>' + escapeInnerText(source) + '</pre></td></tr>';
662 output += "</table>";
664 runLoggingCallbacks( 'log', QUnit, details );
666 config.current.assertions.push({
672 url: function( params ) {
673 params = extend( extend( {}, QUnit.urlParams ), params );
674 var querystring = "?",
676 for ( key in params ) {
677 if ( !hasOwn.call( params, key ) ) {
680 querystring += encodeURIComponent( key ) + "=" +
681 encodeURIComponent( params[ key ] ) + "&";
683 return window.location.pathname + querystring.slice( 0, -1 );
691 //QUnit.constructor is set to the empty F() above so that we can add to it's prototype later
692 //Doing this allows us to tell if the following methods have been overwritten on the actual
693 //QUnit object, which is a deprecated way of using the callbacks.
694 extend(QUnit.constructor.prototype, {
695 // Logging callbacks; all receive a single argument with the listed properties
696 // run test/logs.html for any related changes
697 begin: registerLoggingCallback('begin'),
698 // done: { failed, passed, total, runtime }
699 done: registerLoggingCallback('done'),
700 // log: { result, actual, expected, message }
701 log: registerLoggingCallback('log'),
702 // testStart: { name }
703 testStart: registerLoggingCallback('testStart'),
704 // testDone: { name, failed, passed, total }
705 testDone: registerLoggingCallback('testDone'),
706 // moduleStart: { name }
707 moduleStart: registerLoggingCallback('moduleStart'),
708 // moduleDone: { name, failed, passed, total }
709 moduleDone: registerLoggingCallback('moduleDone')
712 if ( typeof document === "undefined" || document.readyState === "complete" ) {
713 config.autorun = true;
716 QUnit.load = function() {
717 runLoggingCallbacks( 'begin', QUnit, {} );
719 // Initialize the config, saving the execution queue
720 var oldconfig = extend({}, config);
722 extend(config, oldconfig);
724 config.blocking = false;
726 var urlConfigHtml = '', len = config.urlConfig.length;
727 for ( var i = 0, val; i < len, val = config.urlConfig[i]; i++ ) {
728 config[val] = QUnit.urlParams[val];
729 urlConfigHtml += '<label><input name="' + val + '" type="checkbox"' + ( config[val] ? ' checked="checked"' : '' ) + '>' + val + '</label>';
732 var userAgent = id("qunit-userAgent");
734 userAgent.innerHTML = navigator.userAgent;
736 var banner = id("qunit-header");
738 banner.innerHTML = '<a href="' + QUnit.url({ filter: undefined }) + '"> ' + banner.innerHTML + '</a> ' + urlConfigHtml;
739 addEvent( banner, "change", function( event ) {
741 params[ event.target.name ] = event.target.checked ? true : undefined;
742 window.location = QUnit.url( params );
746 var toolbar = id("qunit-testrunner-toolbar");
748 var filter = document.createElement("input");
749 filter.type = "checkbox";
750 filter.id = "qunit-filter-pass";
751 addEvent( filter, "click", function() {
752 var ol = document.getElementById("qunit-tests");
753 if ( filter.checked ) {
754 ol.className = ol.className + " hidepass";
756 var tmp = " " + ol.className.replace( /[\n\t\r]/g, " " ) + " ";
757 ol.className = tmp.replace(/ hidepass /, " ");
759 if ( defined.sessionStorage ) {
760 if (filter.checked) {
761 sessionStorage.setItem("qunit-filter-passed-tests", "true");
763 sessionStorage.removeItem("qunit-filter-passed-tests");
767 if ( config.hidepassed || defined.sessionStorage && sessionStorage.getItem("qunit-filter-passed-tests") ) {
768 filter.checked = true;
769 var ol = document.getElementById("qunit-tests");
770 ol.className = ol.className + " hidepass";
772 toolbar.appendChild( filter );
774 var label = document.createElement("label");
775 label.setAttribute("for", "qunit-filter-pass");
776 label.innerHTML = "Hide passed tests";
777 toolbar.appendChild( label );
780 var main = id('qunit-fixture');
782 config.fixture = main.innerHTML;
785 if (config.autostart) {
790 addEvent(window, "load", QUnit.load);
793 config.autorun = true;
795 // Log the last module results
796 if ( config.currentModule ) {
797 runLoggingCallbacks( 'moduleDone', QUnit, {
798 name: config.currentModule,
799 failed: config.moduleStats.bad,
800 passed: config.moduleStats.all - config.moduleStats.bad,
801 total: config.moduleStats.all
805 var banner = id("qunit-banner"),
806 tests = id("qunit-tests"),
807 runtime = +new Date - config.started,
808 passed = config.stats.all - config.stats.bad,
810 'Tests completed in ',
812 ' milliseconds.<br/>',
813 '<span class="passed">',
815 '</span> tests of <span class="total">',
817 '</span> passed, <span class="failed">',
823 banner.className = (config.stats.bad ? "qunit-fail" : "qunit-pass");
827 id( "qunit-testresult" ).innerHTML = html;
830 if ( config.altertitle && typeof document !== "undefined" && document.title ) {
831 // show ✖ for good, ✔ for bad suite result in title
832 // use escape sequences in case file gets loaded with non-utf-8-charset
834 (config.stats.bad ? "\u2716" : "\u2714"),
835 document.title.replace(/^[\u2714\u2716] /i, "")
839 runLoggingCallbacks( 'done', QUnit, {
840 failed: config.stats.bad,
842 total: config.stats.all,
847 function validTest( name ) {
848 var filter = config.filter,
855 var not = filter.charAt( 0 ) === "!";
857 filter = filter.slice( 1 );
860 if ( name.indexOf( filter ) !== -1 ) {
871 // so far supports only Firefox, Chrome and Opera (buggy)
872 // could be extended in the future to use something like https://github.com/csnover/TraceKit
873 function sourceFromStacktrace() {
879 return e.stacktrace.split("\n")[6];
880 } else if (e.stack) {
882 return e.stack.split("\n")[4];
883 } else if (e.sourceURL) {
885 // TODO sourceURL points at the 'throw new Error' line above, useless
886 //return e.sourceURL + ":" + e.line;
891 function escapeInnerText(s) {
896 return s.replace(/[\&<>]/g, function(s) {
898 case "&": return "&";
899 case "<": return "<";
900 case ">": return ">";
906 function synchronize( callback, last ) {
907 config.queue.push( callback );
909 if ( config.autorun && !config.blocking ) {
914 function process(last) {
915 var start = (new Date()).getTime();
916 config.depth = config.depth ? config.depth+1 : 1;
918 while ( config.queue.length && !config.blocking ) {
919 if ( config.updateRate <= 0 || (((new Date()).getTime() - start) < config.updateRate) ) {
920 config.queue.shift()();
922 window.setTimeout( function(){process(last)}, 13 );
927 if (last && !config.blocking && !config.queue.length && config.depth === 0) {
932 function saveGlobal() {
933 config.pollution = [];
935 if ( config.noglobals ) {
936 for ( var key in window ) {
937 if ( !hasOwn.call( window, key ) ) {
940 config.pollution.push( key );
945 function checkPollution( name ) {
946 var old = config.pollution;
949 var newGlobals = diff( config.pollution, old );
950 if ( newGlobals.length > 0 ) {
951 ok( false, "Introduced global variable(s): " + newGlobals.join(", ") );
954 var deletedGlobals = diff( old, config.pollution );
955 if ( deletedGlobals.length > 0 ) {
956 ok( false, "Deleted global variable(s): " + deletedGlobals.join(", ") );
960 // returns a new Array with the elements that are in a but not in b
961 function diff( a, b ) {
962 var result = a.slice();
963 for ( var i = 0; i < result.length; i++ ) {
964 for ( var j = 0; j < b.length; j++ ) {
965 if ( result[i] === b[j] ) {
975 function fail(message, exception, callback) {
976 if ( typeof console !== "undefined" && console.error && console.warn ) {
977 console.error(message);
978 console.error(exception);
979 console.warn(callback.toString());
981 } else if ( window.opera && opera.postError ) {
982 opera.postError(message, exception, callback.toString);
986 function extend(a, b) {
987 for ( var prop in b ) {
988 if ( b[prop] === undefined ) {
998 function addEvent(elem, type, fn) {
999 if ( elem.addEventListener ) {
1000 elem.addEventListener( type, fn, false );
1001 } else if ( elem.attachEvent ) {
1002 elem.attachEvent( "on" + type, fn );
1009 return !!(typeof document !== "undefined" && document && document.getElementById) &&
1010 document.getElementById( name );
1013 function registerLoggingCallback(key){
1014 return function(callback){
1015 config[key].push( callback );
1019 // Supports deprecated method of completely overwriting logging callbacks
1020 function runLoggingCallbacks(key, scope, args) {
1023 if ( QUnit.hasOwnProperty(key) ) {
1024 QUnit[key].call(scope, args);
1026 callbacks = config[key];
1027 for( var i = 0; i < callbacks.length; i++ ) {
1028 callbacks[i].call( scope, args );
1033 // Test for equality any JavaScript type.
1034 // Author: Philippe Rathé <prathe@gmail.com>
1035 QUnit.equiv = function () {
1037 var innerEquiv; // the real equiv function
1038 var callers = []; // stack to decide between skip/abort functions
1039 var parents = []; // stack to avoiding loops from circular referencing
1041 // Call the o related callback with the given arguments.
1042 function bindCallbacks(o, callbacks, args) {
1043 var prop = QUnit.objectType(o);
1045 if (QUnit.objectType(callbacks[prop]) === "function") {
1046 return callbacks[prop].apply(callbacks, args);
1048 return callbacks[prop]; // or undefined
1053 var callbacks = function () {
1055 // for string, boolean, number and null
1056 function useStrictEquality(b, a) {
1057 if (b instanceof a.constructor || a instanceof b.constructor) {
1058 // to catch short annotaion VS 'new' annotation of a
1061 // var j = new Number(1);
1069 "string" : useStrictEquality,
1070 "boolean" : useStrictEquality,
1071 "number" : useStrictEquality,
1072 "null" : useStrictEquality,
1073 "undefined" : useStrictEquality,
1075 "nan" : function(b) {
1079 "date" : function(b, a) {
1080 return QUnit.objectType(b) === "date"
1081 && a.valueOf() === b.valueOf();
1084 "regexp" : function(b, a) {
1085 return QUnit.objectType(b) === "regexp"
1086 && a.source === b.source && // the regex itself
1087 a.global === b.global && // and its modifers
1089 a.ignoreCase === b.ignoreCase
1090 && a.multiline === b.multiline;
1093 // - skip when the property is a method of an instance (OOP)
1094 // - abort otherwise,
1095 // initial === would have catch identical references anyway
1096 "function" : function() {
1097 var caller = callers[callers.length - 1];
1098 return caller !== Object && typeof caller !== "undefined";
1101 "array" : function(b, a) {
1105 // b could be an object literal here
1106 if (!(QUnit.objectType(b) === "array")) {
1111 if (len !== b.length) { // safe and faster
1115 // track reference to avoid circular references
1117 for (i = 0; i < len; i++) {
1119 for (j = 0; j < parents.length; j++) {
1120 if (parents[j] === a[i]) {
1121 loop = true;// dont rewalk array
1124 if (!loop && !innerEquiv(a[i], b[i])) {
1133 "object" : function(b, a) {
1135 var eq = true; // unless we can proove it
1136 var aProperties = [], bProperties = []; // collection of
1139 // comparing constructors is more strict than using
1141 if (a.constructor !== b.constructor) {
1145 // stack constructor before traversing properties
1146 callers.push(a.constructor);
1147 // track reference to avoid circular references
1150 for (i in a) { // be strict: don't ensures hasOwnProperty
1153 for (j = 0; j < parents.length; j++) {
1154 if (parents[j] === a[i])
1155 loop = true; // don't go down the same path
1158 aProperties.push(i); // collect a's properties
1160 if (!loop && !innerEquiv(a[i], b[i])) {
1166 callers.pop(); // unstack, we are done
1170 bProperties.push(i); // collect b's properties
1173 // Ensures identical properties name
1175 && innerEquiv(aProperties.sort(), bProperties
1181 innerEquiv = function() { // can take multiple arguments
1182 var args = Array.prototype.slice.apply(arguments);
1183 if (args.length < 2) {
1184 return true; // end transition
1187 return (function(a, b) {
1189 return true; // catch the most you can
1190 } else if (a === null || b === null || typeof a === "undefined"
1191 || typeof b === "undefined"
1192 || QUnit.objectType(a) !== QUnit.objectType(b)) {
1193 return false; // don't lose time with error prone cases
1195 return bindCallbacks(a, callbacks, [ b, a ]);
1198 // apply transition with (1..n) arguments
1199 })(args[0], args[1])
1200 && arguments.callee.apply(this, args.splice(1,
1209 * jsDump Copyright (c) 2008 Ariel Flesler - aflesler(at)gmail(dot)com |
1210 * http://flesler.blogspot.com Licensed under BSD
1211 * (http://www.opensource.org/licenses/bsd-license.php) Date: 5/15/2008
1213 * @projectDescription Advanced and extensible data dumping for Javascript.
1215 * @author Ariel Flesler
1216 * @link {http://flesler.blogspot.com/2008/05/jsdump-pretty-dump-of-any-javascript.html}
1218 QUnit.jsDump = (function() {
1219 function quote( str ) {
1220 return '"' + str.toString().replace(/"/g, '\\"') + '"';
1222 function literal( o ) {
1225 function join( pre, arr, post ) {
1226 var s = jsDump.separator(),
1227 base = jsDump.indent(),
1228 inner = jsDump.indent(1);
1230 arr = arr.join( ',' + s + inner );
1233 return [ pre, inner + arr, base + post ].join(s);
1235 function array( arr, stack ) {
1236 var i = arr.length, ret = Array(i);
1239 ret[i] = this.parse( arr[i] , undefined , stack);
1241 return join( '[', ret, ']' );
1244 var reName = /^function (\w+)/;
1247 parse:function( obj, type, stack ) { //type is used mostly internally, you can fix a (custom)type in advance
1248 stack = stack || [ ];
1249 var parser = this.parsers[ type || this.typeOf(obj) ];
1250 type = typeof parser;
1251 var inStack = inArray(obj, stack);
1252 if (inStack != -1) {
1253 return 'recursion('+(inStack - stack.length)+')';
1256 if (type == 'function') {
1258 var res = parser.call( this, obj, stack );
1263 return (type == 'string') ? parser : this.parsers.error;
1265 typeOf:function( obj ) {
1267 if ( obj === null ) {
1269 } else if (typeof obj === "undefined") {
1271 } else if (QUnit.is("RegExp", obj)) {
1273 } else if (QUnit.is("Date", obj)) {
1275 } else if (QUnit.is("Function", obj)) {
1277 } else if (typeof obj.setInterval !== undefined && typeof obj.document !== "undefined" && typeof obj.nodeType === "undefined") {
1279 } else if (obj.nodeType === 9) {
1281 } else if (obj.nodeType) {
1283 } else if (typeof obj === "object" && typeof obj.length === "number" && obj.length >= 0) {
1290 separator:function() {
1291 return this.multiline ? this.HTML ? '<br />' : '\n' : this.HTML ? ' ' : ' ';
1293 indent:function( extra ) {// extra can be a number, shortcut for increasing-calling-decreasing
1294 if ( !this.multiline )
1296 var chr = this.indentChar;
1298 chr = chr.replace(/\t/g,' ').replace(/ /g,' ');
1299 return Array( this._depth_ + (extra||0) ).join(chr);
1302 this._depth_ += a || 1;
1304 down:function( a ) {
1305 this._depth_ -= a || 1;
1307 setParser:function( name, parser ) {
1308 this.parsers[name] = parser;
1310 // The next 3 are exposed so you can use them
1316 // This is the list of parsers, to modify them, use jsDump.setParser
1319 document: '[Document]',
1320 error:'[ERROR]', //when no parser is found, shouldn't happen
1321 unknown: '[Unknown]',
1323 'undefined':'undefined',
1324 'function':function( fn ) {
1325 var ret = 'function',
1326 name = 'name' in fn ? fn.name : (reName.exec(fn)||[])[1];//functions never have name in IE
1331 ret = [ ret, QUnit.jsDump.parse( fn, 'functionArgs' ), '){'].join('');
1332 return join( ret, QUnit.jsDump.parse(fn,'functionCode'), '}' );
1337 object:function( map, stack ) {
1340 for ( var key in map ) {
1342 ret.push( QUnit.jsDump.parse(key,'key') + ': ' + QUnit.jsDump.parse(val, undefined, stack));
1344 QUnit.jsDump.down();
1345 return join( '{', ret, '}' );
1347 node:function( node ) {
1348 var open = QUnit.jsDump.HTML ? '<' : '<',
1349 close = QUnit.jsDump.HTML ? '>' : '>';
1351 var tag = node.nodeName.toLowerCase(),
1354 for ( var a in QUnit.jsDump.DOMAttrs ) {
1355 var val = node[QUnit.jsDump.DOMAttrs[a]];
1357 ret += ' ' + a + '=' + QUnit.jsDump.parse( val, 'attribute' );
1359 return ret + close + open + '/' + tag + close;
1361 functionArgs:function( fn ) {//function calls it internally, it's the arguments part of the function
1363 if ( !l ) return '';
1365 var args = Array(l);
1367 args[l] = String.fromCharCode(97+l);//97 is 'a'
1368 return ' ' + args.join(', ') + ' ';
1370 key:quote, //object calls it internally, the key part of an item in a map
1371 functionCode:'[code]', //function calls it internally, it's the content of the function
1372 attribute:quote, //node calls it internally, it's an html attribute value
1375 regexp:literal, //regex
1379 DOMAttrs:{//attributes to dump from nodes, name=>realName
1384 HTML:false,//if true, entities are escaped ( <, >, \t, space and \n )
1385 indentChar:' ',//indentation unit
1386 multiline:true //if true, items in a collection, are separated by a \n, else just a space.
1393 function getText( elems ) {
1396 for ( var i = 0; elems[i]; i++ ) {
1399 // Get the text from text nodes and CDATA nodes
1400 if ( elem.nodeType === 3 || elem.nodeType === 4 ) {
1401 ret += elem.nodeValue;
1403 // Traverse everything else, except comment nodes
1404 } else if ( elem.nodeType !== 8 ) {
1405 ret += getText( elem.childNodes );
1413 function inArray( elem, array ) {
1414 if ( array.indexOf ) {
1415 return array.indexOf( elem );
1418 for ( var i = 0, length = array.length; i < length; i++ ) {
1419 if ( array[ i ] === elem ) {
1428 * Javascript Diff Algorithm
1429 * By John Resig (http://ejohn.org/)
1430 * Modified by Chu Alan "sprite"
1432 * Released under the MIT license.
1435 * http://ejohn.org/projects/javascript-diff-algorithm/
1437 * Usage: QUnit.diff(expected, actual)
1439 * 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"
1441 QUnit.diff = (function() {
1442 function diff(o, n) {
1446 for (var i = 0; i < n.length; i++) {
1447 if (ns[n[i]] == null)
1452 ns[n[i]].rows.push(i);
1455 for (var i = 0; i < o.length; i++) {
1456 if (os[o[i]] == null)
1461 os[o[i]].rows.push(i);
1465 if ( !hasOwn.call( ns, i ) ) {
1468 if (ns[i].rows.length == 1 && typeof(os[i]) != "undefined" && os[i].rows.length == 1) {
1469 n[ns[i].rows[0]] = {
1470 text: n[ns[i].rows[0]],
1473 o[os[i].rows[0]] = {
1474 text: o[os[i].rows[0]],
1480 for (var i = 0; i < n.length - 1; i++) {
1481 if (n[i].text != null && n[i + 1].text == null && n[i].row + 1 < o.length && o[n[i].row + 1].text == null &&
1482 n[i + 1] == o[n[i].row + 1]) {
1488 text: o[n[i].row + 1],
1494 for (var i = n.length - 1; i > 0; i--) {
1495 if (n[i].text != null && n[i - 1].text == null && n[i].row > 0 && o[n[i].row - 1].text == null &&
1496 n[i - 1] == o[n[i].row - 1]) {
1502 text: o[n[i].row - 1],
1514 return function(o, n) {
1515 o = o.replace(/\s+$/, '');
1516 n = n.replace(/\s+$/, '');
1517 var out = diff(o == "" ? [] : o.split(/\s+/), n == "" ? [] : n.split(/\s+/));
1521 var oSpace = o.match(/\s+/g);
1522 if (oSpace == null) {
1528 var nSpace = n.match(/\s+/g);
1529 if (nSpace == null) {
1536 if (out.n.length == 0) {
1537 for (var i = 0; i < out.o.length; i++) {
1538 str += '<del>' + out.o[i] + oSpace[i] + "</del>";
1542 if (out.n[0].text == null) {
1543 for (n = 0; n < out.o.length && out.o[n].text == null; n++) {
1544 str += '<del>' + out.o[n] + oSpace[n] + "</del>";
1548 for (var i = 0; i < out.n.length; i++) {
1549 if (out.n[i].text == null) {
1550 str += '<ins>' + out.n[i] + nSpace[i] + "</ins>";
1555 for (n = out.n[i].row + 1; n < out.o.length && out.o[n].text == null; n++) {
1556 pre += '<del>' + out.o[n] + oSpace[n] + "</del>";
1558 str += " " + out.n[i].text + nSpace[i] + pre;