callbacks results from the CPAN

AproJo


	asyncTest: function( testName, expected, callback ) {
		if ( arguments.length === 2 ) {
			callback = expected;
			expected = null;
		}

		QUnit.test( testName, expected, callback, true );
	},

	test: function( testName, expected, callback, async ) {
		var test,
			name = "<span class='test-name'>" + escapeInnerText( testName ) + "</span>";

		if ( arguments.length === 2 ) {
			callback = expected;
			expected = null;
		}

		if ( config.currentModule ) {
			name = "<span class='module-name'>" + config.currentModule + "</span>: " + name;
		}

		test = new Test({
			name: name,
			testName: testName,
			expected: expected,
			async: async,
			callback: callback,
			module: config.currentModule,
			moduleTestEnvironment: config.currentModuleTestEnvironment,
			stack: sourceFromStacktrace( 2 )
		});

		if ( !validTest( test ) ) {
			return;
		}

		test.queue();
	},

	// Specify the number of expected assertions to gurantee that failed test (no assertions are run at all) don't slip through.
	expect: function( asserts ) {
		if (arguments.length === 1) {
			config.current.expected = asserts;
		} else {
			return config.current.expected;
		}
	},

	start: function( count ) {
		config.semaphore -= count || 1;
		// don't start until equal number of stop-calls
		if ( config.semaphore > 0 ) {
			return;
		}
		// ignore if start is called more often then stop
		if ( config.semaphore < 0 ) {
			config.semaphore = 0;
		}
		// A slight delay, to avoid any current callbacks
		if ( defined.setTimeout ) {
			window.setTimeout(function() {
				if ( config.semaphore > 0 ) {
					return;
				}
				if ( config.timeout ) {
					clearTimeout( config.timeout );
				}

				config.blocking = false;
				process( true );
			}, 13);
		} else {
			config.blocking = false;
			process( true );
		}
	},

	stop: function( count ) {
		config.semaphore += count || 1;
		config.blocking = true;

		if ( config.testTimeout && defined.setTimeout ) {
			clearTimeout( config.timeout );
			config.timeout = window.setTimeout(function() {
				QUnit.ok( false, "Test timed out" );
				config.semaphore = 1;
				QUnit.start();
			}, config.testTimeout );
		}
	}
};

// Asssert helpers
// All of these must call either QUnit.push() or manually do:
// - runLoggingCallbacks( "log", .. );
// - config.current.assertions.push({ .. });
QUnit.assert = {
	/**
	 * Asserts rough true-ish result.
	 * @name ok
	 * @function
	 * @example ok( "asdfasdf".length > 5, "There must be at least 5 chars" );
	 */
	ok: function( result, msg ) {
		if ( !config.current ) {
			throw new Error( "ok() assertion outside test context, was " + sourceFromStacktrace(2) );
		}
		result = !!result;

		var source,
			details = {
				module: config.current.module,
				name: config.current.testName,
				result: result,
				message: msg
			};

		msg = escapeInnerText( msg || (result ? "okay" : "failed" ) );
		msg = "<span class='test-message'>" + msg + "</span>";

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				name: config.current.testName,
				result: false,
				message: message
			};

		message = escapeInnerText( message ) || "error";
		message = "<span class='test-message'>" + message + "</span>";
		output = message;

		output += "<table>";

		if ( actual ) {
			output += "<tr class='test-actual'><th>Result: </th><td><pre>" + escapeInnerText( actual ) + "</pre></td></tr>";
		}

		if ( source ) {
			details.source = source;
			output += "<tr class='test-source'><th>Source: </th><td><pre>" + escapeInnerText( source ) + "</pre></td></tr>";
		}

		output += "</table>";

		runLoggingCallbacks( "log", QUnit, details );

		config.current.assertions.push({
			result: false,
			message: output
		});
	},

	url: function( params ) {
		params = extend( extend( {}, QUnit.urlParams ), params );
		var key,
			querystring = "?";

		for ( key in params ) {
			if ( !hasOwn.call( params, key ) ) {
				continue;
			}
			querystring += encodeURIComponent( key ) + "=" +
				encodeURIComponent( params[ key ] ) + "&";
		}
		return window.location.pathname + querystring.slice( 0, -1 );
	},

	extend: extend,
	id: id,
	addEvent: addEvent
	// load, equiv, jsDump, diff: Attached later
});

/**
 * @deprecated: Created for backwards compatibility with test runner that set the hook function
 * into QUnit.{hook}, instead of invoking it and passing the hook function.
 * QUnit.constructor is set to the empty F() above so that we can add to it's prototype here.
 * Doing this allows us to tell if the following methods have been overwritten on the actual
 * QUnit object.
 */
extend( QUnit.constructor.prototype, {

	// Logging callbacks; all receive a single argument with the listed properties
	// run test/logs.html for any related changes
	begin: registerLoggingCallback( "begin" ),

	// done: { failed, passed, total, runtime }
	done: registerLoggingCallback( "done" ),

	// log: { result, actual, expected, message }
	log: registerLoggingCallback( "log" ),

	// testStart: { name }
	testStart: registerLoggingCallback( "testStart" ),

	// testDone: { name, failed, passed, total }
	testDone: registerLoggingCallback( "testDone" ),

	// moduleStart: { name }
	moduleStart: registerLoggingCallback( "moduleStart" ),

	// moduleDone: { name, failed, passed, total }
	moduleDone: registerLoggingCallback( "moduleDone" )
});

if ( typeof document === "undefined" || document.readyState === "complete" ) {
	config.autorun = true;
}

QUnit.load = function() {
	runLoggingCallbacks( "begin", QUnit, {} );

	// Initialize the config, saving the execution queue
	var banner, filter, i, label, len, main, ol, toolbar, userAgent, val, urlConfigCheckboxes, moduleFilter,
	    numModules = 0,
	    moduleFilterHtml = "",
		urlConfigHtml = "",
		oldconfig = extend( {}, config );

	QUnit.init();
	extend(config, oldconfig);

	config.blocking = false;

	len = config.urlConfig.length;

	for ( i = 0; i < len; i++ ) {
		val = config.urlConfig[i];
		if ( typeof val === "string" ) {
			val = {
				id: val,
				label: val,
				tooltip: "[no tooltip available]"
			};
		}
		config[ val.id ] = QUnit.urlParams[ val.id ];
		urlConfigHtml += "<input id='qunit-urlconfig-" + val.id + "' name='" + val.id + "' type='checkbox'" + ( config[ val.id ] ? " checked='checked'" : "" ) + " title='" + val.tooltip + "'><label for='qunit-urlconfig-" + val.id + "' title='" + val.toolti...
	}

	moduleFilterHtml += "<label for='qunit-modulefilter'>Module: </label><select id='qunit-modulefilter' name='modulefilter'><option value='' " + ( config.module === undefined  ? "selected" : "" ) + ">< All Modules ></option>";
	for ( i in config.modules ) {
		if ( config.modules.hasOwnProperty( i ) ) {
			numModules += 1;

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	}

	deletedGlobals = diff( old, config.pollution );
	if ( deletedGlobals.length > 0 ) {
		QUnit.pushFailure( "Deleted global variable(s): " + deletedGlobals.join(", ") );
	}
}

// returns a new Array with the elements that are in a but not in b
function diff( a, b ) {
	var i, j,
		result = a.slice();

	for ( i = 0; i < result.length; i++ ) {
		for ( j = 0; j < b.length; j++ ) {
			if ( result[i] === b[j] ) {
				result.splice( i, 1 );
				i--;
				break;
			}
		}
	}
	return result;
}

function extend( a, b ) {
	for ( var prop in b ) {
		if ( b[ prop ] === undefined ) {
			delete a[ prop ];

		// Avoid "Member not found" error in IE8 caused by setting window.constructor
		} else if ( prop !== "constructor" || a !== window ) {
			a[ prop ] = b[ prop ];
		}
	}

	return a;
}

function addEvent( elem, type, fn ) {
	if ( elem.addEventListener ) {
		elem.addEventListener( type, fn, false );
	} else if ( elem.attachEvent ) {
		elem.attachEvent( "on" + type, fn );
	} else {
		fn();
	}
}

function id( name ) {
	return !!( typeof document !== "undefined" && document && document.getElementById ) &&
		document.getElementById( name );
}

function registerLoggingCallback( key ) {
	return function( callback ) {
		config[key].push( callback );
	};
}

// Supports deprecated method of completely overwriting logging callbacks
function runLoggingCallbacks( key, scope, args ) {
	//debugger;
	var i, callbacks;
	if ( QUnit.hasOwnProperty( key ) ) {
		QUnit[ key ].call(scope, args );
	} else {
		callbacks = config[ key ];
		for ( i = 0; i < callbacks.length; i++ ) {
			callbacks[ i ].call( scope, args );
		}
	}
}

// Test for equality any JavaScript type.
// Author: Philippe RathÃ© <prathe@gmail.com>
QUnit.equiv = (function() {

	// Call the o related callback with the given arguments.
	function bindCallbacks( o, callbacks, args ) {
		var prop = QUnit.objectType( o );
		if ( prop ) {
			if ( QUnit.objectType( callbacks[ prop ] ) === "function" ) {
				return callbacks[ prop ].apply( callbacks, args );
			} else {
				return callbacks[ prop ]; // or undefined
			}
		}
	}

	// the real equiv function
	var innerEquiv,
		// stack to decide between skip/abort functions
		callers = [],
		// stack to avoiding loops from circular referencing
		parents = [],

		getProto = Object.getPrototypeOf || function ( obj ) {
			return obj.__proto__;
		},
		callbacks = (function () {

			// for string, boolean, number and null
			function useStrictEquality( b, a ) {
				if ( b instanceof a.constructor || a instanceof b.constructor ) {
					// to catch short annotaion VS 'new' annotation of a
					// declaration
					// e.g. var i = 1;
					// var j = new Number(1);
					return a == b;
				} else {
					return a === b;
				}
			}

			return {
				"string": useStrictEquality,
				"boolean": useStrictEquality,
				"number": useStrictEquality,
				"null": useStrictEquality,
				"undefined": useStrictEquality,

				"nan": function( b ) {
					return isNaN( b );
				},

				"date": function( b, a ) {
					return QUnit.objectType( b ) === "date" && a.valueOf() === b.valueOf();
				},

				"regexp": function( b, a ) {
					return QUnit.objectType( b ) === "regexp" &&
						// the regex itself
						a.source === b.source &&
						// and its modifers
						a.global === b.global &&
						// (gmi) ...
						a.ignoreCase === b.ignoreCase &&
						a.multiline === b.multiline &&
						a.sticky === b.sticky;
				},

				// - skip when the property is a method of an instance (OOP)
				// - abort otherwise,
				// initial === would have catch identical references anyway
				"function": function() {
					var caller = callers[callers.length - 1];
					return caller !== Object && typeof caller !== "undefined";
				},

				"array": function( b, a ) {
					var i, j, len, loop;

					// b could be an object literal here
					if ( QUnit.objectType( b ) !== "array" ) {
						return false;
					}

					len = a.length;
					if ( len !== b.length ) {
						// safe and faster

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					// comparing constructors is more strict than using
					// instanceof
					if ( a.constructor !== b.constructor ) {
						// Allow objects with no prototype to be equivalent to
						// objects with Object as their constructor.
						if ( !(( getProto(a) === null && getProto(b) === Object.prototype ) ||
							( getProto(b) === null && getProto(a) === Object.prototype ) ) ) {
								return false;
						}
					}

					// stack constructor before traversing properties
					callers.push( a.constructor );
					// track reference to avoid circular references
					parents.push( a );

					for ( i in a ) { // be strict: don't ensures hasOwnProperty
									// and go deep
						loop = false;
						for ( j = 0; j < parents.length; j++ ) {
							if ( parents[j] === a[i] ) {
								// don't go down the same path twice
								loop = true;
							}
						}
						aProperties.push(i); // collect a's properties

						if (!loop && !innerEquiv( a[i], b[i] ) ) {
							eq = false;
							break;
						}
					}

					callers.pop(); // unstack, we are done
					parents.pop();

					for ( i in b ) {
						bProperties.push( i ); // collect b's properties
					}

					// Ensures identical properties name
					return eq && innerEquiv( aProperties.sort(), bProperties.sort() );
				}
			};
		}());

	innerEquiv = function() { // can take multiple arguments
		var args = [].slice.apply( arguments );
		if ( args.length < 2 ) {
			return true; // end transition
		}

		return (function( a, b ) {
			if ( a === b ) {
				return true; // catch the most you can
			} else if ( a === null || b === null || typeof a === "undefined" ||
					typeof b === "undefined" ||
					QUnit.objectType(a) !== QUnit.objectType(b) ) {
				return false; // don't lose time with error prone cases
			} else {
				return bindCallbacks(a, callbacks, [ b, a ]);
			}

			// apply transition with (1..n) arguments
		}( args[0], args[1] ) && arguments.callee.apply( this, args.splice(1, args.length - 1 )) );
	};

	return innerEquiv;
}());

/**
 * jsDump Copyright (c) 2008 Ariel Flesler - aflesler(at)gmail(dot)com |
 * http://flesler.blogspot.com Licensed under BSD
 * (http://www.opensource.org/licenses/bsd-license.php) Date: 5/15/2008
 *
 * @projectDescription Advanced and extensible data dumping for Javascript.
 * @version 1.0.0
 * @author Ariel Flesler
 * @link {http://flesler.blogspot.com/2008/05/jsdump-pretty-dump-of-any-javascript.html}
 */
QUnit.jsDump = (function() {
	function quote( str ) {
		return '"' + str.toString().replace( /"/g, '\\"' ) + '"';
	}
	function literal( o ) {
		return o + "";
	}
	function join( pre, arr, post ) {
		var s = jsDump.separator(),
			base = jsDump.indent(),
			inner = jsDump.indent(1);
		if ( arr.join ) {
			arr = arr.join( "," + s + inner );
		}
		if ( !arr ) {
			return pre + post;
		}
		return [ pre, inner + arr, base + post ].join(s);
	}
	function array( arr, stack ) {
		var i = arr.length, ret = new Array(i);
		this.up();
		while ( i-- ) {
			ret[i] = this.parse( arr[i] , undefined , stack);
		}
		this.down();
		return join( "[", ret, "]" );
	}

	var reName = /^function (\w+)/,
		jsDump = {
			parse: function( obj, type, stack ) { //type is used mostly internally, you can fix a (custom)type in advance
				stack = stack || [ ];
				var inStack, res,
					parser = this.parsers[ type || this.typeOf(obj) ];

				type = typeof parser;
				inStack = inArray( obj, stack );

				if ( inStack != -1 ) {
					return "recursion(" + (inStack - stack.length) + ")";

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