src/cm/media/js/lib/yui/yui_3.0.0b1/build/test/test.js
changeset 0 40c8f766c9b8
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/cm/media/js/lib/yui/yui_3.0.0b1/build/test/test.js	Mon Nov 23 15:14:29 2009 +0100
@@ -0,0 +1,2670 @@
+/*
+Copyright (c) 2009, Yahoo! Inc. All rights reserved.
+Code licensed under the BSD License:
+http://developer.yahoo.net/yui/license.txt
+version: 3.0.0b1
+build: 1163
+*/
+YUI.add('test', function(Y) {
+
+    /**
+     * YUI JavaScript Testing Framework
+     *
+     * @module yuitest
+     */
+
+    
+    Y.namespace("Test");
+    
+    /**
+     * Test case containing various tests to run.
+     * @param template An object containing any number of test methods, other methods,
+     *                 an optional name, and anything else the test case needs.
+     * @class Case
+     * @namespace Test
+     * @constructor
+     */
+    Y.Test.Case = function (template) {
+        
+        /**
+         * Special rules for the test case. Possible subobjects
+         * are fail, for tests that should fail, and error, for
+         * tests that should throw an error.
+         */
+        this._should = {};
+        
+        //copy over all properties from the template to this object
+        for (var prop in template) {
+            this[prop] = template[prop];
+        }    
+        
+        //check for a valid name
+        if (!Y.Lang.isString(this.name)){
+            /**
+             * Name for the test case.
+             */
+            this.name = "testCase" + Y.guid();
+        }
+    
+    };
+            
+    Y.Test.Case.prototype = {  
+    
+        /**
+         * Resumes a paused test and runs the given function.
+         * @param {Function} segment (Optional) The function to run.
+         *      If omitted, the test automatically passes.
+         * @return {Void}
+         * @method resume
+         */
+        resume : function (segment) {
+            Y.Test.Runner.resume(segment);
+        },
+    
+        /**
+         * Causes the test case to wait a specified amount of time and then
+         * continue executing the given code.
+         * @param {Function} segment (Optional) The function to run after the delay.
+         *      If omitted, the TestRunner will wait until resume() is called.
+         * @param {int} delay (Optional) The number of milliseconds to wait before running
+         *      the function. If omitted, defaults to zero.
+         * @return {Void}
+         * @method wait
+         */
+        wait : function (segment, delay){
+            var args = arguments;
+            if (Y.Lang.isFunction(args[0])){
+                throw new Y.Test.Wait(args[0], args[1]);
+            } else {
+                throw new Y.Test.Wait(function(){
+                    Y.Assert.fail("Timeout: wait() called but resume() never called.");
+                }, (Y.Lang.isNumber(args[0]) ? args[0] : 10000));
+            }
+        },
+    
+        //-------------------------------------------------------------------------
+        // Stub Methods
+        //-------------------------------------------------------------------------
+    
+        /**
+         * Function to run before each test is executed.
+         * @return {Void}
+         * @method setUp
+         */
+        setUp : function () {
+        },
+        
+        /**
+         * Function to run after each test is executed.
+         * @return {Void}
+         * @method tearDown
+         */
+        tearDown: function () {    
+        }
+    };
+    
+    /**
+     * Represents a stoppage in test execution to wait for an amount of time before
+     * continuing.
+     * @param {Function} segment A function to run when the wait is over.
+     * @param {int} delay The number of milliseconds to wait before running the code.
+     * @class Wait
+     * @namespace Test
+     * @constructor
+     *
+     */
+    Y.Test.Wait = function (segment, delay) {
+        
+        /**
+         * The segment of code to run when the wait is over.
+         * @type Function
+         * @property segment
+         */
+        this.segment = (Y.Lang.isFunction(segment) ? segment : null);
+    
+        /**
+         * The delay before running the segment of code.
+         * @type int
+         * @property delay
+         */
+        this.delay = (Y.Lang.isNumber(delay) ? delay : 0);        
+    };
+
+
+        
+    Y.namespace("Test");
+    
+    /**
+     * A test suite that can contain a collection of TestCase and TestSuite objects.
+     * @param {String||Object} data The name of the test suite or an object containing
+     *      a name property as well as setUp and tearDown methods.
+     * @namespace Test
+     * @class Suite
+     * @constructor
+     */
+    Y.Test.Suite = function (data /*:String||Object*/) {
+    
+        /**
+         * The name of the test suite.
+         * @type String
+         * @property name
+         */
+        this.name = "";
+    
+        /**
+         * Array of test suites and
+         * @private
+         */
+        this.items = [];
+    
+        //initialize the properties
+        if (Y.Lang.isString(data)){
+            this.name = data;
+        } else if (Y.Lang.isObject(data)){
+            Y.mix(this, data, true);
+        }
+    
+        //double-check name
+        if (this.name === ""){
+            this.name = "testSuite" + Y.guid();
+        }
+    
+    };
+    
+    Y.Test.Suite.prototype = {
+        
+        /**
+         * Adds a test suite or test case to the test suite.
+         * @param {Y.Test.Suite||Y.Test.Case} testObject The test suite or test case to add.
+         * @return {Void}
+         * @method add
+         */
+        add : function (testObject /*:Y.Test.Suite*/) {
+            if (testObject instanceof Y.Test.Suite || testObject instanceof Y.Test.Case) {
+                this.items.push(testObject);
+            }
+        },
+        
+        //-------------------------------------------------------------------------
+        // Stub Methods
+        //-------------------------------------------------------------------------
+    
+        /**
+         * Function to run before each test is executed.
+         * @return {Void}
+         * @method setUp
+         */
+        setUp : function () {
+        },
+        
+        /**
+         * Function to run after each test is executed.
+         * @return {Void}
+         * @method tearDown
+         */
+        tearDown: function () {
+        }
+        
+    };
+
+    
+    /*
+     * Runs test suites and test cases, providing events to allowing for the
+     * interpretation of test results.
+     * @namespace Test
+     * @class Runner
+     * @static
+     */
+    Y.Test.Runner = (function(){
+    
+        /**
+         * A node in the test tree structure. May represent a TestSuite, TestCase, or
+         * test function.
+         * @param {Variant} testObject A TestSuite, TestCase, or the name of a test function.
+         * @class TestNode
+         * @constructor
+         * @private
+         */
+        function TestNode(testObject){
+        
+            /**
+             * The TestSuite, TestCase, or test function represented by this node.
+             * @type Variant
+             * @property testObject
+             */
+            this.testObject = testObject;
+            
+            /**
+             * Pointer to this node's first child.
+             * @type TestNode
+             * @property firstChild
+             */        
+            this.firstChild = null;
+            
+            /**
+             * Pointer to this node's last child.
+             * @type TestNode
+             * @property lastChild
+             */        
+            this.lastChild = null;
+            
+            /**
+             * Pointer to this node's parent.
+             * @type TestNode
+             * @property parent
+             */        
+            this.parent = null; 
+       
+            /**
+             * Pointer to this node's next sibling.
+             * @type TestNode
+             * @property next
+             */        
+            this.next = null;
+            
+            /**
+             * Test results for this test object.
+             * @type object
+             * @property results
+             */                
+            this.results = {
+                passed : 0,
+                failed : 0,
+                total : 0,
+                ignored : 0
+            };
+            
+            //initialize results
+            if (testObject instanceof Y.Test.Suite){
+                this.results.type = "testsuite";
+                this.results.name = testObject.name;
+            } else if (testObject instanceof Y.Test.Case){
+                this.results.type = "testcase";
+                this.results.name = testObject.name;
+            }
+           
+        }
+        
+        TestNode.prototype = {
+        
+            /**
+             * Appends a new test object (TestSuite, TestCase, or test function name) as a child
+             * of this node.
+             * @param {Variant} testObject A TestSuite, TestCase, or the name of a test function.
+             * @return {Void}
+             */
+            appendChild : function (testObject){
+                var node = new TestNode(testObject);
+                if (this.firstChild === null){
+                    this.firstChild = this.lastChild = node;
+                } else {
+                    this.lastChild.next = node;
+                    this.lastChild = node;
+                }
+                node.parent = this;
+                return node;
+            }       
+        };
+    
+        /**
+         * Runs test suites and test cases, providing events to allowing for the
+         * interpretation of test results.
+         * @namespace Test
+         * @class Runner
+         * @static
+         */
+        function TestRunner(){
+        
+            //inherit from EventProvider
+            TestRunner.superclass.constructor.apply(this,arguments);
+            
+            /**
+             * Suite on which to attach all TestSuites and TestCases to be run.
+             * @type Y.Test.Suite
+             * @property masterSuite
+             * @static
+             * @private
+             */
+            this.masterSuite /*:Y.Test.Suite*/ = new Y.Test.Suite("YUI Test Results");        
+    
+            /**
+             * Pointer to the current node in the test tree.
+             * @type TestNode
+             * @private
+             * @property _cur
+             * @static
+             */
+            this._cur = null;
+            
+            /**
+             * Pointer to the root node in the test tree.
+             * @type TestNode
+             * @private
+             * @property _root
+             * @static
+             */
+            this._root = null;
+            
+            /**
+             * Indicates if the TestRunner will log events or not.
+             * @type Boolean
+             * @property _log
+             * @private
+             * @static
+             */
+            this._log = true;
+            
+            /**
+             * Indicates if the TestRunner is waiting as a result of
+             * wait() being called.
+             * @type Boolean
+             * @property _waiting
+             * @private
+             * @static
+             */
+            this._waiting = false;
+            
+            //create events
+            var events = [
+                this.TEST_CASE_BEGIN_EVENT,
+                this.TEST_CASE_COMPLETE_EVENT,
+                this.TEST_SUITE_BEGIN_EVENT,
+                this.TEST_SUITE_COMPLETE_EVENT,
+                this.TEST_PASS_EVENT,
+                this.TEST_FAIL_EVENT,
+                this.TEST_IGNORE_EVENT,
+                this.COMPLETE_EVENT,
+                this.BEGIN_EVENT
+            ];
+            for (var i=0; i < events.length; i++){
+                this.subscribe(events[i], this._logEvent, this, true);
+            }      
+       
+        }
+        
+        Y.extend(TestRunner, Y.Event.Target, {
+        
+            //-------------------------------------------------------------------------
+            // Constants
+            //-------------------------------------------------------------------------
+             
+            /**
+             * Fires when a test case is opened but before the first 
+             * test is executed.
+             * @event testcasebegin
+             * @static
+             */         
+            TEST_CASE_BEGIN_EVENT : "testcasebegin",
+            
+            /**
+             * Fires when all tests in a test case have been executed.
+             * @event testcasecomplete
+             * @static
+             */        
+            TEST_CASE_COMPLETE_EVENT : "testcasecomplete",
+            
+            /**
+             * Fires when a test suite is opened but before the first 
+             * test is executed.
+             * @event testsuitebegin
+             * @static
+             */        
+            TEST_SUITE_BEGIN_EVENT : "testsuitebegin",
+            
+            /**
+             * Fires when all test cases in a test suite have been
+             * completed.
+             * @event testsuitecomplete
+             * @static
+             */        
+            TEST_SUITE_COMPLETE_EVENT : "testsuitecomplete",
+            
+            /**
+             * Fires when a test has passed.
+             * @event pass
+             * @static
+             */        
+            TEST_PASS_EVENT : "pass",
+            
+            /**
+             * Fires when a test has failed.
+             * @event fail
+             * @static
+             */        
+            TEST_FAIL_EVENT : "fail",
+            
+            /**
+             * Fires when a test has been ignored.
+             * @event ignore
+             * @static
+             */        
+            TEST_IGNORE_EVENT : "ignore",
+            
+            /**
+             * Fires when all test suites and test cases have been completed.
+             * @event complete
+             * @static
+             */        
+            COMPLETE_EVENT : "complete",
+            
+            /**
+             * Fires when the run() method is called.
+             * @event begin
+             * @static
+             */        
+            BEGIN_EVENT : "begin",    
+            
+            //-------------------------------------------------------------------------
+            // Logging-Related Methods
+            //-------------------------------------------------------------------------
+    
+            
+            /**
+             * Disable logging via Y.log(). Test output will not be visible unless
+             * TestRunner events are subscribed to.
+             * @return {Void}
+             * @method disableLogging
+             * @static
+             */
+            disableLogging: function(){
+                this._log = false;
+            },    
+            
+            /**
+             * Enable logging via Y.log(). Test output is published and can be read via
+             * logreader.
+             * @return {Void}
+             * @method enableLogging
+             * @static
+             */
+            enableLogging: function(){
+                this._log = true;
+            },
+            
+            /**
+             * Logs TestRunner events using Y.log().
+             * @param {Object} event The event object for the event.
+             * @return {Void}
+             * @method _logEvent
+             * @private
+             * @static
+             */
+            _logEvent: function(event){
+                
+                //data variables
+                var message = "";
+                var messageType = "";
+                
+                switch(event.type){
+                    case this.BEGIN_EVENT:
+                        message = "Testing began at " + (new Date()).toString() + ".";
+                        messageType = "info";
+                        break;
+                        
+                    case this.COMPLETE_EVENT:
+                        message = "Testing completed at " + (new Date()).toString() + ".\nPassed:" + 
+                            event.results.passed + " Failed:" + event.results.failed + " Total:" + event.results.total;
+                        messageType = "info";
+                        break;
+                        
+                    case this.TEST_FAIL_EVENT:
+                        message = event.testName + ": " + event.error.getMessage();
+                        messageType = "fail";
+                        break;
+                        
+                    case this.TEST_IGNORE_EVENT:
+                        message = event.testName + ": ignored.";
+                        messageType = "ignore";
+                        break;
+                        
+                    case this.TEST_PASS_EVENT:
+                        message = event.testName + ": passed.";
+                        messageType = "pass";
+                        break;
+                        
+                    case this.TEST_SUITE_BEGIN_EVENT:
+                        message = "Test suite \"" + event.testSuite.name + "\" started.";
+                        messageType = "info";
+                        break;
+                        
+                    case this.TEST_SUITE_COMPLETE_EVENT:
+                        message = "Test suite \"" + event.testSuite.name + "\" completed.\nPassed:" + 
+                            event.results.passed + " Failed:" + event.results.failed + " Total:" + event.results.total;
+                        messageType = "info";
+                        break;
+                        
+                    case this.TEST_CASE_BEGIN_EVENT:
+                        message = "Test case \"" + event.testCase.name + "\" started.";
+                        messageType = "info";
+                        break;
+                        
+                    case this.TEST_CASE_COMPLETE_EVENT:
+                        message = "Test case \"" + event.testCase.name + "\" completed.\nPassed:" + 
+                            event.results.passed + " Failed:" + event.results.failed + " Total:" + event.results.total;
+                        messageType = "info";
+                        break;
+                    default:
+                        message = "Unexpected event " + event.type;
+                        message = "info";
+                }
+            
+                //only log if required
+                if (this._log){
+                    Y.log(message, messageType, "TestRunner");
+                }
+            },
+
+            //-------------------------------------------------------------------------
+            // Test Tree-Related Methods
+            //-------------------------------------------------------------------------
+    
+            /**
+             * Adds a test case to the test tree as a child of the specified node.
+             * @param {TestNode} parentNode The node to add the test case to as a child.
+             * @param {Y.Test.Case} testCase The test case to add.
+             * @return {Void}
+             * @static
+             * @private
+             * @method _addTestCaseToTestTree
+             */
+           _addTestCaseToTestTree : function (parentNode, testCase /*:Y.Test.Case*/){
+                
+                //add the test suite
+                var node = parentNode.appendChild(testCase),
+                    prop,
+                    testName;
+                
+                //iterate over the items in the test case
+                for (prop in testCase){
+                    if ((prop.indexOf("test") === 0 || (prop.toLowerCase().indexOf("should") > -1 && prop.indexOf(" ") > -1 ))&& Y.Lang.isFunction(testCase[prop])){
+                        node.appendChild(prop);
+                    }
+                }
+             
+            },
+            
+            /**
+             * Adds a test suite to the test tree as a child of the specified node.
+             * @param {TestNode} parentNode The node to add the test suite to as a child.
+             * @param {Y.Test.Suite} testSuite The test suite to add.
+             * @return {Void}
+             * @static
+             * @private
+             * @method _addTestSuiteToTestTree
+             */
+            _addTestSuiteToTestTree : function (parentNode, testSuite /*:Y.Test.Suite*/) {
+                
+                //add the test suite
+                var node = parentNode.appendChild(testSuite);
+                
+                //iterate over the items in the master suite
+                for (var i=0; i < testSuite.items.length; i++){
+                    if (testSuite.items[i] instanceof Y.Test.Suite) {
+                        this._addTestSuiteToTestTree(node, testSuite.items[i]);
+                    } else if (testSuite.items[i] instanceof Y.Test.Case) {
+                        this._addTestCaseToTestTree(node, testSuite.items[i]);
+                    }                   
+                }            
+            },
+            
+            /**
+             * Builds the test tree based on items in the master suite. The tree is a hierarchical
+             * representation of the test suites, test cases, and test functions. The resulting tree
+             * is stored in _root and the pointer _cur is set to the root initially.
+             * @return {Void}
+             * @static
+             * @private
+             * @method _buildTestTree
+             */
+            _buildTestTree : function () {
+            
+                this._root = new TestNode(this.masterSuite);
+                this._cur = this._root;
+                
+                //iterate over the items in the master suite
+                for (var i=0; i < this.masterSuite.items.length; i++){
+                    if (this.masterSuite.items[i] instanceof Y.Test.Suite) {
+                        this._addTestSuiteToTestTree(this._root, this.masterSuite.items[i]);
+                    } else if (this.masterSuite.items[i] instanceof Y.Test.Case) {
+                        this._addTestCaseToTestTree(this._root, this.masterSuite.items[i]);
+                    }                   
+                }            
+            
+            }, 
+        
+            //-------------------------------------------------------------------------
+            // Private Methods
+            //-------------------------------------------------------------------------
+            
+            /**
+             * Handles the completion of a test object's tests. Tallies test results 
+             * from one level up to the next.
+             * @param {TestNode} node The TestNode representing the test object.
+             * @return {Void}
+             * @method _handleTestObjectComplete
+             * @private
+             */
+            _handleTestObjectComplete : function (node) {
+                if (Y.Lang.isObject(node.testObject)){
+                    node.parent.results.passed += node.results.passed;
+                    node.parent.results.failed += node.results.failed;
+                    node.parent.results.total += node.results.total;                
+                    node.parent.results.ignored += node.results.ignored;                
+                    node.parent.results[node.testObject.name] = node.results;
+                
+                    if (node.testObject instanceof Y.Test.Suite){
+                        node.testObject.tearDown();
+                        this.fire(this.TEST_SUITE_COMPLETE_EVENT, { testSuite: node.testObject, results: node.results});
+                    } else if (node.testObject instanceof Y.Test.Case){
+                        this.fire(this.TEST_CASE_COMPLETE_EVENT, { testCase: node.testObject, results: node.results});
+                    }      
+                } 
+            },                
+            
+            //-------------------------------------------------------------------------
+            // Navigation Methods
+            //-------------------------------------------------------------------------
+            
+            /**
+             * Retrieves the next node in the test tree.
+             * @return {TestNode} The next node in the test tree or null if the end is reached.
+             * @private
+             * @static
+             * @method _next
+             */
+            _next : function () {
+            
+                if (this._cur.firstChild) {
+                    this._cur = this._cur.firstChild;
+                } else if (this._cur.next) {
+                    this._cur = this._cur.next;            
+                } else {
+                    while (this._cur && !this._cur.next && this._cur !== this._root){
+                        this._handleTestObjectComplete(this._cur);
+                        this._cur = this._cur.parent;
+                    }
+                    
+                    if (this._cur == this._root){
+                        this._cur.results.type = "report";
+                        this._cur.results.timestamp = (new Date()).toLocaleString();
+                        this._cur.results.duration = (new Date()) - this._cur.results.duration;                            
+                        this.fire(this.COMPLETE_EVENT, { results: this._cur.results});
+                        this._cur = null;
+                    } else {
+                        this._handleTestObjectComplete(this._cur);               
+                        this._cur = this._cur.next;                
+                    }
+                }
+            
+                return this._cur;
+            },
+            
+            /**
+             * Runs a test case or test suite, returning the results.
+             * @param {Y.Test.Case|Y.Test.Suite} testObject The test case or test suite to run.
+             * @return {Object} Results of the execution with properties passed, failed, and total.
+             * @private
+             * @method _run
+             * @static
+             */
+            _run : function () {
+            
+                //flag to indicate if the TestRunner should wait before continuing
+                var shouldWait = false;
+                
+                //get the next test node
+                var node = this._next();
+                
+                if (node !== null) {
+                    var testObject = node.testObject;
+                    
+                    //figure out what to do
+                    if (Y.Lang.isObject(testObject)){
+                        if (testObject instanceof Y.Test.Suite){
+                            this.fire(this.TEST_SUITE_BEGIN_EVENT, { testSuite: testObject });
+                            testObject.setUp();
+                        } else if (testObject instanceof Y.Test.Case){
+                            this.fire(this.TEST_CASE_BEGIN_EVENT, { testCase: testObject });
+                        }
+                        
+                        //some environments don't support setTimeout
+                        if (typeof setTimeout != "undefined"){                    
+                            setTimeout(function(){
+                                Y.Test.Runner._run();
+                            }, 0);
+                        } else {
+                            this._run();
+                        }
+                    } else {
+                        this._runTest(node);
+                    }
+    
+                }
+            },
+            
+            _resumeTest : function (segment) {
+            
+                //get relevant information
+                var node = this._cur;
+                
+                //if there's no node, it probably means a wait() was called after resume()
+                if (!node){
+                    //TODO: Handle in some way?
+                    //console.log("wait() called after resume()");
+                    //this.fire("error", { testCase: "(unknown)", test: "(unknown)", error: new Error("wait() called after resume()")} );
+                    return;
+                }
+                
+                var testName = node.testObject;
+                var testCase /*:Y.Test.Case*/ = node.parent.testObject;
+            
+                //cancel other waits if available
+                if (testCase.__yui_wait){
+                    clearTimeout(testCase.__yui_wait);
+                    delete testCase.__yui_wait;
+                }
+
+                //get the "should" test cases
+                var shouldFail = (testCase._should.fail || {})[testName];
+                var shouldError = (testCase._should.error || {})[testName];
+                
+                //variable to hold whether or not the test failed
+                var failed = false;
+                var error = null;
+                    
+                //try the test
+                try {
+                
+                    //run the test
+                    segment.apply(testCase);
+                    
+                    //if it should fail, and it got here, then it's a fail because it didn't
+                    if (shouldFail){
+                        error = new Y.Assert.ShouldFail();
+                        failed = true;
+                    } else if (shouldError){
+                        error = new Y.Assert.ShouldError();
+                        failed = true;
+                    }
+                               
+                } catch (thrown){
+
+                    //cancel any pending waits, the test already failed
+                    if (testCase.__yui_wait){
+                        clearTimeout(testCase.__yui_wait);
+                        delete testCase.__yui_wait;
+                    }                    
+                
+                    //figure out what type of error it was
+                    if (thrown instanceof Y.Assert.Error) {
+                        if (!shouldFail){
+                            error = thrown;
+                            failed = true;
+                        }
+                    } else if (thrown instanceof Y.Test.Wait){
+                    
+                        if (Y.Lang.isFunction(thrown.segment)){
+                            if (Y.Lang.isNumber(thrown.delay)){
+                            
+                                //some environments don't support setTimeout
+                                if (typeof setTimeout != "undefined"){
+                                    testCase.__yui_wait = setTimeout(function(){
+                                        Y.Test.Runner._resumeTest(thrown.segment);
+                                    }, thrown.delay);
+                                    this._waiting = true;
+                                } else {
+                                    throw new Error("Asynchronous tests not supported in this environment.");
+                                }
+                            }
+                        }
+                        
+                        return;
+                    
+                    } else {
+                        //first check to see if it should error
+                        if (!shouldError) {                        
+                            error = new Y.Assert.UnexpectedError(thrown);
+                            failed = true;
+                        } else {
+                            //check to see what type of data we have
+                            if (Y.Lang.isString(shouldError)){
+                                
+                                //if it's a string, check the error message
+                                if (thrown.message != shouldError){
+                                    error = new Y.Assert.UnexpectedError(thrown);
+                                    failed = true;                                    
+                                }
+                            } else if (Y.Lang.isFunction(shouldError)){
+                            
+                                //if it's a function, see if the error is an instance of it
+                                if (!(thrown instanceof shouldError)){
+                                    error = new Y.Assert.UnexpectedError(thrown);
+                                    failed = true;
+                                }
+                            
+                            } else if (Y.Lang.isObject(shouldError)){
+                            
+                                //if it's an object, check the instance and message
+                                if (!(thrown instanceof shouldError.constructor) || 
+                                        thrown.message != shouldError.message){
+                                    error = new Y.Assert.UnexpectedError(thrown);
+                                    failed = true;                                    
+                                }
+                            
+                            }
+                        
+                        }
+                    }
+                    
+                }
+                
+                //fire appropriate event
+                if (failed) {
+                    this.fire(this.TEST_FAIL_EVENT, { testCase: testCase, testName: testName, error: error });
+                } else {
+                    this.fire(this.TEST_PASS_EVENT, { testCase: testCase, testName: testName });
+                }
+                
+                //run the tear down
+                testCase.tearDown();
+                
+                //update results
+                node.parent.results[testName] = { 
+                    result: failed ? "fail" : "pass",
+                    message: error ? error.getMessage() : "Test passed",
+                    type: "test",
+                    name: testName
+                };
+                
+                if (failed){
+                    node.parent.results.failed++;
+                } else {
+                    node.parent.results.passed++;
+                }
+                node.parent.results.total++;
+                
+                //we know there's no more waiting now
+                this._waiting = false;
+    
+                //set timeout not supported in all environments
+                if (typeof setTimeout != "undefined"){
+                    setTimeout(function(){
+                        Y.Test.Runner._run();
+                    }, 0);
+                } else {
+                    this._run();
+                }
+            
+            },
+            
+            /**
+             * Handles an error as if it occurred within the currently executing
+             * test. This is for mock methods that may be called asynchronously
+             * and therefore out of the scope of the TestRunner. Previously, this
+             * error would bubble up to the browser. Now, this method is used
+             * to tell TestRunner about the error. This should never be called
+             * by anyplace other than the Mock object.
+             * @param {Error} error The error object.
+             * @return {Void}
+             * @method _handleError
+             * @private
+             * @static
+             */
+            _handleError: function(error){
+            
+                if (this._waiting){
+                    this._resumeTest(function(){
+                        throw error;
+                    });
+                } else {
+                    throw error;
+                }           
+            
+            },
+                    
+            /**
+             * Runs a single test based on the data provided in the node.
+             * @param {TestNode} node The TestNode representing the test to run.
+             * @return {Void}
+             * @static
+             * @private
+             * @name _runTest
+             */
+            _runTest : function (node) {
+            
+                //get relevant information
+                var testName = node.testObject;
+                var testCase /*:Y.Test.Case*/ = node.parent.testObject;
+                var test = testCase[testName];
+                
+                //get the "should" test cases
+                var shouldIgnore = (testCase._should.ignore || {})[testName];
+                
+                //figure out if the test should be ignored or not
+                if (shouldIgnore){
+                
+                    //update results
+                    node.parent.results[testName] = { 
+                        result: "ignore",
+                        message: "Test ignored",
+                        type: "test",
+                        name: testName
+                    };
+                    
+                    node.parent.results.ignored++;
+                    node.parent.results.total++;
+                
+                    this.fire(this.TEST_IGNORE_EVENT, { testCase: testCase, testName: testName });
+                    
+                    //some environments don't support setTimeout
+                    if (typeof setTimeout != "undefined"){                    
+                        setTimeout(function(){
+                            Y.Test.Runner._run();
+                        }, 0);              
+                    } else {
+                        this._run();
+                    }
+    
+                } else {
+                
+                    //run the setup
+                    testCase.setUp();
+                    
+                    //now call the body of the test
+                    this._resumeTest(test);                
+                }
+    
+            },        
+            
+            //-------------------------------------------------------------------------
+            // Protected Methods
+            //-------------------------------------------------------------------------   
+        
+            /*
+             * Fires events for the TestRunner. This overrides the default fire()
+             * method from EventProvider to add the type property to the data that is
+             * passed through on each event call.
+             * @param {String} type The type of event to fire.
+             * @param {Object} data (Optional) Data for the event.
+             * @method fire
+             * @static
+             * @protected
+             */
+            fire : function (type, data) {
+                data = data || {};
+                data.type = type;
+                TestRunner.superclass.fire.call(this, type, data);
+            },
+            
+            //-------------------------------------------------------------------------
+            // Public Methods
+            //-------------------------------------------------------------------------   
+        
+            /**
+             * Adds a test suite or test case to the list of test objects to run.
+             * @param testObject Either a TestCase or a TestSuite that should be run.
+             * @return {Void}
+             * @method add
+             * @static
+             */
+            add : function (testObject) {
+                this.masterSuite.add(testObject);
+            },
+            
+            /**
+             * Removes all test objects from the runner.
+             * @return {Void}
+             * @method clear
+             * @static
+             */
+            clear : function () {
+                this.masterSuite.items = [];
+            },
+            
+            /**
+             * Indicates if the TestRunner is waiting for a test to resume
+             * @return {Boolean} True if the TestRunner is waiting, false if not.
+             * @method isWaiting
+             * @static
+             */
+            isWaiting: function() {
+                return this._waiting;
+            },
+            
+            /**
+             * Resumes the TestRunner after wait() was called.
+             * @param {Function} segment The function to run as the rest
+             *      of the haulted test.
+             * @return {Void}
+             * @method resume
+             * @static
+             */
+            resume : function (segment) {
+                this._resumeTest(segment || function(){});
+            },
+        
+            /**
+             * Runs the test suite.
+             * @return {Void}
+             * @method run
+             * @static
+             */
+            run : function (testObject) {
+                
+                //pointer to runner to avoid scope issues 
+                var runner = Y.Test.Runner;
+    
+                //build the test tree
+                runner._buildTestTree();
+                            
+                //set when the test started
+                runner._root.results.duration = (new Date()).valueOf();
+                
+                //fire the begin event
+                runner.fire(runner.BEGIN_EVENT);
+           
+                //begin the testing
+                runner._run();
+            }    
+        });
+        
+        return new TestRunner();
+        
+    })();
+
+  
+    /**
+     * The Assert object provides functions to test JavaScript values against
+     * known and expected results. Whenever a comparison (assertion) fails,
+     * an error is thrown.
+     *
+     * @class Assert
+     * @static
+     */
+    Y.Assert = {
+    
+        /**
+         * The number of assertions performed.
+         * @property _asserts
+         * @type int
+         * @private
+         */
+        _asserts: 0,
+    
+        //-------------------------------------------------------------------------
+        // Helper Methods
+        //-------------------------------------------------------------------------
+        
+        /**
+         * Formats a message so that it can contain the original assertion message
+         * in addition to the custom message.
+         * @param {String} customMessage The message passed in by the developer.
+         * @param {String} defaultMessage The message created by the error by default.
+         * @return {String} The final error message, containing either or both.
+         * @protected
+         * @static
+         * @method _formatMessage
+         */
+        _formatMessage : function (customMessage, defaultMessage) {
+            var message = customMessage;
+            if (Y.Lang.isString(customMessage) && customMessage.length > 0){
+                return Y.Lang.substitute(customMessage, { message: defaultMessage });
+            } else {
+                return defaultMessage;
+            }        
+        },
+        
+        /**
+         * Returns the number of assertions that have been performed.
+         * @method _getCount
+         * @protected
+         * @static
+         */
+        _getCount: function(){
+            return this._asserts;
+        },
+        
+        /**
+         * Increments the number of assertions that have been performed.
+         * @method _increment
+         * @protected
+         * @static
+         */
+        _increment: function(){
+            this._asserts++;
+        },
+        
+        /**
+         * Resets the number of assertions that have been performed to 0.
+         * @method _reset
+         * @protected
+         * @static
+         */
+        _reset: function(){
+            this._asserts = 0;
+        },
+        
+        //-------------------------------------------------------------------------
+        // Generic Assertion Methods
+        //-------------------------------------------------------------------------
+        
+        /** 
+         * Forces an assertion error to occur.
+         * @param {String} message (Optional) The message to display with the failure.
+         * @method fail
+         * @static
+         */
+        fail : function (message) {
+            throw new Y.Assert.Error(Y.Assert._formatMessage(message, "Test force-failed."));
+        },       
+        
+        //-------------------------------------------------------------------------
+        // Equality Assertion Methods
+        //-------------------------------------------------------------------------    
+        
+        /**
+         * Asserts that a value is equal to another. This uses the double equals sign
+         * so type cohersion may occur.
+         * @param {Object} expected The expected value.
+         * @param {Object} actual The actual value to test.
+         * @param {String} message (Optional) The message to display if the assertion fails.
+         * @method areEqual
+         * @static
+         */
+        areEqual : function (expected, actual, message) {
+            Y.Assert._increment();
+            if (expected != actual) {
+                throw new Y.Assert.ComparisonFailure(Y.Assert._formatMessage(message, "Values should be equal."), expected, actual);
+            }
+        },
+        
+        /**
+         * Asserts that a value is not equal to another. This uses the double equals sign
+         * so type cohersion may occur.
+         * @param {Object} unexpected The unexpected value.
+         * @param {Object} actual The actual value to test.
+         * @param {String} message (Optional) The message to display if the assertion fails.
+         * @method areNotEqual
+         * @static
+         */
+        areNotEqual : function (unexpected, actual, 
+                             message) {
+            Y.Assert._increment();
+            if (unexpected == actual) {
+                throw new Y.Assert.UnexpectedValue(Y.Assert._formatMessage(message, "Values should not be equal."), unexpected);
+            }
+        },
+        
+        /**
+         * Asserts that a value is not the same as another. This uses the triple equals sign
+         * so no type cohersion may occur.
+         * @param {Object} unexpected The unexpected value.
+         * @param {Object} actual The actual value to test.
+         * @param {String} message (Optional) The message to display if the assertion fails.
+         * @method areNotSame
+         * @static
+         */
+        areNotSame : function (unexpected, actual, message) {
+            Y.Assert._increment();
+            if (unexpected === actual) {
+                throw new Y.Assert.UnexpectedValue(Y.Assert._formatMessage(message, "Values should not be the same."), unexpected);
+            }
+        },
+    
+        /**
+         * Asserts that a value is the same as another. This uses the triple equals sign
+         * so no type cohersion may occur.
+         * @param {Object} expected The expected value.
+         * @param {Object} actual The actual value to test.
+         * @param {String} message (Optional) The message to display if the assertion fails.
+         * @method areSame
+         * @static
+         */
+        areSame : function (expected, actual, message) {
+            Y.Assert._increment();
+            if (expected !== actual) {
+                throw new Y.Assert.ComparisonFailure(Y.Assert._formatMessage(message, "Values should be the same."), expected, actual);
+            }
+        },    
+        
+        //-------------------------------------------------------------------------
+        // Boolean Assertion Methods
+        //-------------------------------------------------------------------------    
+        
+        /**
+         * Asserts that a value is false. This uses the triple equals sign
+         * so no type cohersion may occur.
+         * @param {Object} actual The actual value to test.
+         * @param {String} message (Optional) The message to display if the assertion fails.
+         * @method isFalse
+         * @static
+         */
+        isFalse : function (actual, message) {
+            Y.Assert._increment();
+            if (false !== actual) {
+                throw new Y.Assert.ComparisonFailure(Y.Assert._formatMessage(message, "Value should be false."), false, actual);
+            }
+        },
+        
+        /**
+         * Asserts that a value is true. This uses the triple equals sign
+         * so no type cohersion may occur.
+         * @param {Object} actual The actual value to test.
+         * @param {String} message (Optional) The message to display if the assertion fails.
+         * @method isTrue
+         * @static
+         */
+        isTrue : function (actual, message) {
+            Y.Assert._increment();
+            if (true !== actual) {
+                throw new Y.Assert.ComparisonFailure(Y.Assert._formatMessage(message, "Value should be true."), true, actual);
+            }
+    
+        },
+        
+        //-------------------------------------------------------------------------
+        // Special Value Assertion Methods
+        //-------------------------------------------------------------------------    
+        
+        /**
+         * Asserts that a value is not a number.
+         * @param {Object} actual The value to test.
+         * @param {String} message (Optional) The message to display if the assertion fails.
+         * @method isNaN
+         * @static
+         */
+        isNaN : function (actual, message){
+            Y.Assert._increment();
+            if (!isNaN(actual)){
+                throw new Y.Assert.ComparisonFailure(Y.Assert._formatMessage(message, "Value should be NaN."), NaN, actual);
+            }    
+        },
+        
+        /**
+         * Asserts that a value is not the special NaN value.
+         * @param {Object} actual The value to test.
+         * @param {String} message (Optional) The message to display if the assertion fails.
+         * @method isNotNaN
+         * @static
+         */
+        isNotNaN : function (actual, message){
+            Y.Assert._increment();
+            if (isNaN(actual)){
+                throw new Y.Assert.UnexpectedValue(Y.Assert._formatMessage(message, "Values should not be NaN."), NaN);
+            }    
+        },
+        
+        /**
+         * Asserts that a value is not null. This uses the triple equals sign
+         * so no type cohersion may occur.
+         * @param {Object} actual The actual value to test.
+         * @param {String} message (Optional) The message to display if the assertion fails.
+         * @method isNotNull
+         * @static
+         */
+        isNotNull : function (actual, message) {
+            Y.Assert._increment();
+            if (Y.Lang.isNull(actual)) {
+                throw new Y.Assert.UnexpectedValue(Y.Assert._formatMessage(message, "Values should not be null."), null);
+            }
+        },
+    
+        /**
+         * Asserts that a value is not undefined. This uses the triple equals sign
+         * so no type cohersion may occur.
+         * @param {Object} actual The actual value to test.
+         * @param {String} message (Optional) The message to display if the assertion fails.
+         * @method isNotUndefined
+         * @static
+         */
+        isNotUndefined : function (actual, message) {
+            Y.Assert._increment();
+            if (Y.Lang.isUndefined(actual)) {
+                throw new Y.Assert.UnexpectedValue(Y.Assert._formatMessage(message, "Value should not be undefined."), undefined);
+            }
+        },
+    
+        /**
+         * Asserts that a value is null. This uses the triple equals sign
+         * so no type cohersion may occur.
+         * @param {Object} actual The actual value to test.
+         * @param {String} message (Optional) The message to display if the assertion fails.
+         * @method isNull
+         * @static
+         */
+        isNull : function (actual, message) {
+            Y.Assert._increment();
+            if (!Y.Lang.isNull(actual)) {
+                throw new Y.Assert.ComparisonFailure(Y.Assert._formatMessage(message, "Value should be null."), null, actual);
+            }
+        },
+            
+        /**
+         * Asserts that a value is undefined. This uses the triple equals sign
+         * so no type cohersion may occur.
+         * @param {Object} actual The actual value to test.
+         * @param {String} message (Optional) The message to display if the assertion fails.
+         * @method isUndefined
+         * @static
+         */
+        isUndefined : function (actual, message) {
+            Y.Assert._increment();
+            if (!Y.Lang.isUndefined(actual)) {
+                throw new Y.Assert.ComparisonFailure(Y.Assert._formatMessage(message, "Value should be undefined."), undefined, actual);
+            }
+        },    
+        
+        //--------------------------------------------------------------------------
+        // Instance Assertion Methods
+        //--------------------------------------------------------------------------    
+       
+        /**
+         * Asserts that a value is an array.
+         * @param {Object} actual The value to test.
+         * @param {String} message (Optional) The message to display if the assertion fails.
+         * @method isArray
+         * @static
+         */
+        isArray : function (actual, message) {
+            Y.Assert._increment();
+            if (!Y.Lang.isArray(actual)){
+                throw new Y.Assert.UnexpectedValue(Y.Assert._formatMessage(message, "Value should be an array."), actual);
+            }    
+        },
+       
+        /**
+         * Asserts that a value is a Boolean.
+         * @param {Object} actual The value to test.
+         * @param {String} message (Optional) The message to display if the assertion fails.
+         * @method isBoolean
+         * @static
+         */
+        isBoolean : function (actual, message) {
+            Y.Assert._increment();
+            if (!Y.Lang.isBoolean(actual)){
+                throw new Y.Assert.UnexpectedValue(Y.Assert._formatMessage(message, "Value should be a Boolean."), actual);
+            }    
+        },
+       
+        /**
+         * Asserts that a value is a function.
+         * @param {Object} actual The value to test.
+         * @param {String} message (Optional) The message to display if the assertion fails.
+         * @method isFunction
+         * @static
+         */
+        isFunction : function (actual, message) {
+            Y.Assert._increment();
+            if (!Y.Lang.isFunction(actual)){
+                throw new Y.Assert.UnexpectedValue(Y.Assert._formatMessage(message, "Value should be a function."), actual);
+            }    
+        },
+       
+        /**
+         * Asserts that a value is an instance of a particular object. This may return
+         * incorrect results when comparing objects from one frame to constructors in
+         * another frame. For best results, don't use in a cross-frame manner.
+         * @param {Function} expected The function that the object should be an instance of.
+         * @param {Object} actual The object to test.
+         * @param {String} message (Optional) The message to display if the assertion fails.
+         * @method isInstanceOf
+         * @static
+         */
+        isInstanceOf : function (expected, actual, message) {
+            Y.Assert._increment();
+            if (!(actual instanceof expected)){
+                throw new Y.Assert.ComparisonFailure(Y.Assert._formatMessage(message, "Value isn't an instance of expected type."), expected, actual);
+            }
+        },
+        
+        /**
+         * Asserts that a value is a number.
+         * @param {Object} actual The value to test.
+         * @param {String} message (Optional) The message to display if the assertion fails.
+         * @method isNumber
+         * @static
+         */
+        isNumber : function (actual, message) {
+            Y.Assert._increment();
+            if (!Y.Lang.isNumber(actual)){
+                throw new Y.Assert.UnexpectedValue(Y.Assert._formatMessage(message, "Value should be a number."), actual);
+            }    
+        },    
+        
+        /**
+         * Asserts that a value is an object.
+         * @param {Object} actual The value to test.
+         * @param {String} message (Optional) The message to display if the assertion fails.
+         * @method isObject
+         * @static
+         */
+        isObject : function (actual, message) {
+            Y.Assert._increment();
+            if (!Y.Lang.isObject(actual)){
+                throw new Y.Assert.UnexpectedValue(Y.Assert._formatMessage(message, "Value should be an object."), actual);
+            }
+        },
+        
+        /**
+         * Asserts that a value is a string.
+         * @param {Object} actual The value to test.
+         * @param {String} message (Optional) The message to display if the assertion fails.
+         * @method isString
+         * @static
+         */
+        isString : function (actual, message) {
+            Y.Assert._increment();
+            if (!Y.Lang.isString(actual)){
+                throw new Y.Assert.UnexpectedValue(Y.Assert._formatMessage(message, "Value should be a string."), actual);
+            }
+        },
+        
+        /**
+         * Asserts that a value is of a particular type. 
+         * @param {String} expectedType The expected type of the variable.
+         * @param {Object} actualValue The actual value to test.
+         * @param {String} message (Optional) The message to display if the assertion fails.
+         * @method isTypeOf
+         * @static
+         */
+        isTypeOf : function (expectedType, actualValue, message){
+            Y.Assert._increment();
+            if (typeof actualValue != expectedType){
+                throw new Y.Assert.ComparisonFailure(Y.Assert._formatMessage(message, "Value should be of type " + expectedType + "."), expected, typeof actualValue);
+            }
+        }
+    };
+    
+    /**
+     * Asserts that a given condition is true. If not, then a Y.Assert.Error object is thrown
+     * and the test fails.
+     * @method Y.assert
+     * @param {Boolean} condition The condition to test.
+     * @param {String} message The message to display if the assertion fails.
+     * @static
+     */
+    Y.assert = function(condition, message){
+        Y.Assert._increment();
+        if (!condition){
+            throw new Y.Assert.Error(Y.Assert._formatMessage(message, "Assertion failed."));
+        }
+    };
+
+    /**
+     * Forces an assertion error to occur. Shortcut for Y.Assert.fail().
+     * @method Y.fail
+     * @param {String} message (Optional) The message to display with the failure.
+     * @static
+     */
+    Y.fail = Y.Assert.fail;   
+    
+    //-----------------------------------------------------------------------------
+    // Assertion errors
+    //-----------------------------------------------------------------------------
+    
+    /**
+     * Error is thrown whenever an assertion fails. It provides methods
+     * to more easily get at error information and also provides a base class
+     * from which more specific assertion errors can be derived.
+     *
+     * @param {String} message The message to display when the error occurs.
+     * @namespace Assert
+     * @class Error
+     * @constructor
+     */ 
+    Y.Assert.Error = function (message){
+    
+        //call superclass
+        arguments.callee.superclass.constructor.call(this, message);
+        
+        /*
+         * Error message. Must be duplicated to ensure browser receives it.
+         * @type String
+         * @property message
+         */
+        this.message = message;
+        
+        /**
+         * The name of the error that occurred.
+         * @type String
+         * @property name
+         */
+        this.name = "Assert Error";
+    };
+    
+    //inherit methods
+    Y.extend(Y.Assert.Error, Error, {
+    
+        /**
+         * Returns a fully formatted error for an assertion failure. This should
+         * be overridden by all subclasses to provide specific information.
+         * @method getMessage
+         * @return {String} A string describing the error.
+         */
+        getMessage : function () {
+            return this.message;
+        },
+        
+        /**
+         * Returns a string representation of the error.
+         * @method toString
+         * @return {String} A string representation of the error.
+         */
+        toString : function () {
+            return this.name + ": " + this.getMessage();
+        },
+        
+        /**
+         * Returns a primitive value version of the error. Same as toString().
+         * @method valueOf
+         * @return {String} A primitive value version of the error.
+         */
+        valueOf : function () {
+            return this.toString();
+        }
+    
+    });
+    
+    /**
+     * ComparisonFailure is subclass of Error that is thrown whenever
+     * a comparison between two values fails. It provides mechanisms to retrieve
+     * both the expected and actual value.
+     *
+     * @param {String} message The message to display when the error occurs.
+     * @param {Object} expected The expected value.
+     * @param {Object} actual The actual value that caused the assertion to fail.
+     * @namespace Assert 
+     * @extends Assert.Error
+     * @class ComparisonFailure
+     * @constructor
+     */ 
+    Y.Assert.ComparisonFailure = function (message, expected, actual){
+    
+        //call superclass
+        arguments.callee.superclass.constructor.call(this, message);
+        
+        /**
+         * The expected value.
+         * @type Object
+         * @property expected
+         */
+        this.expected = expected;
+        
+        /**
+         * The actual value.
+         * @type Object
+         * @property actual
+         */
+        this.actual = actual;
+        
+        /**
+         * The name of the error that occurred.
+         * @type String
+         * @property name
+         */
+        this.name = "ComparisonFailure";
+        
+    };
+    
+    //inherit methods
+    Y.extend(Y.Assert.ComparisonFailure, Y.Assert.Error, {
+    
+        /**
+         * Returns a fully formatted error for an assertion failure. This message
+         * provides information about the expected and actual values.
+         * @method toString
+         * @return {String} A string describing the error.
+         */
+        getMessage : function () {
+            return this.message + "\nExpected: " + this.expected + " (" + (typeof this.expected) + ")"  +
+                "\nActual:" + this.actual + " (" + (typeof this.actual) + ")";
+        }
+    
+    });
+    
+    /**
+     * UnexpectedValue is subclass of Error that is thrown whenever
+     * a value was unexpected in its scope. This typically means that a test
+     * was performed to determine that a value was *not* equal to a certain
+     * value.
+     *
+     * @param {String} message The message to display when the error occurs.
+     * @param {Object} unexpected The unexpected value.
+     * @namespace Assert
+     * @extends Assert.Error
+     * @class UnexpectedValue
+     * @constructor
+     */ 
+    Y.Assert.UnexpectedValue = function (message, unexpected){
+    
+        //call superclass
+        arguments.callee.superclass.constructor.call(this, message);
+        
+        /**
+         * The unexpected value.
+         * @type Object
+         * @property unexpected
+         */
+        this.unexpected = unexpected;
+        
+        /**
+         * The name of the error that occurred.
+         * @type String
+         * @property name
+         */
+        this.name = "UnexpectedValue";
+        
+    };
+    
+    //inherit methods
+    Y.extend(Y.Assert.UnexpectedValue, Y.Assert.Error, {
+    
+        /**
+         * Returns a fully formatted error for an assertion failure. The message
+         * contains information about the unexpected value that was encountered.
+         * @method getMessage
+         * @return {String} A string describing the error.
+         */
+        getMessage : function () {
+            return this.message + "\nUnexpected: " + this.unexpected + " (" + (typeof this.unexpected) + ") ";
+        }
+    
+    });
+    
+    /**
+     * ShouldFail is subclass of Error that is thrown whenever
+     * a test was expected to fail but did not.
+     *
+     * @param {String} message The message to display when the error occurs.
+     * @namespace Assert
+     * @extends Assert.Error
+     * @class ShouldFail
+     * @constructor
+     */  
+    Y.Assert.ShouldFail = function (message){
+    
+        //call superclass
+        arguments.callee.superclass.constructor.call(this, message || "This test should fail but didn't.");
+        
+        /**
+         * The name of the error that occurred.
+         * @type String
+         * @property name
+         */
+        this.name = "ShouldFail";
+        
+    };
+    
+    //inherit methods
+    Y.extend(Y.Assert.ShouldFail, Y.Assert.Error);
+    
+    /**
+     * ShouldError is subclass of Error that is thrown whenever
+     * a test is expected to throw an error but doesn't.
+     *
+     * @param {String} message The message to display when the error occurs.
+     * @namespace Assert
+     * @extends Assert.Error
+     * @class ShouldError
+     * @constructor
+     */  
+    Y.Assert.ShouldError = function (message){
+    
+        //call superclass
+        arguments.callee.superclass.constructor.call(this, message || "This test should have thrown an error but didn't.");
+        
+        /**
+         * The name of the error that occurred.
+         * @type String
+         * @property name
+         */
+        this.name = "ShouldError";
+        
+    };
+    
+    //inherit methods
+    Y.extend(Y.Assert.ShouldError, Y.Assert.Error);
+    
+    /**
+     * UnexpectedError is subclass of Error that is thrown whenever
+     * an error occurs within the course of a test and the test was not expected
+     * to throw an error.
+     *
+     * @param {Error} cause The unexpected error that caused this error to be 
+     *                      thrown.
+     * @namespace Assert
+     * @extends Assert.Error
+     * @class UnexpectedError
+     * @constructor
+     */  
+    Y.Assert.UnexpectedError = function (cause){
+    
+        //call superclass
+        arguments.callee.superclass.constructor.call(this, "Unexpected error: " + cause.message);
+        
+        /**
+         * The unexpected error that occurred.
+         * @type Error
+         * @property cause
+         */
+        this.cause = cause;
+        
+        /**
+         * The name of the error that occurred.
+         * @type String
+         * @property name
+         */
+        this.name = "UnexpectedError";
+        
+        /**
+         * Stack information for the error (if provided).
+         * @type String
+         * @property stack
+         */
+        this.stack = cause.stack;
+        
+    };
+    
+    //inherit methods
+    Y.extend(Y.Assert.UnexpectedError, Y.Assert.Error);
+    
+
+   
+    /**
+     * The ArrayAssert object provides functions to test JavaScript array objects
+     * for a variety of cases.
+     *
+     * @class ArrayAssert
+     * @static
+     */
+     
+    Y.ArrayAssert = {
+    
+        /**
+         * Asserts that a value is present in an array. This uses the triple equals 
+         * sign so no type cohersion may occur.
+         * @param {Object} needle The value that is expected in the array.
+         * @param {Array} haystack An array of values.
+         * @param {String} message (Optional) The message to display if the assertion fails.
+         * @method contains
+         * @static
+         */
+        contains : function (needle, haystack, 
+                               message) {
+            
+            Y.Assert._increment();               
+
+            if (Y.Array.indexOf(haystack, needle) == -1){
+                Y.Assert.fail(Y.Assert._formatMessage(message, "Value " + needle + " (" + (typeof needle) + ") not found in array [" + haystack + "]."));
+            }
+        },
+    
+        /**
+         * Asserts that a set of values are present in an array. This uses the triple equals 
+         * sign so no type cohersion may occur. For this assertion to pass, all values must
+         * be found.
+         * @param {Object[]} needles An array of values that are expected in the array.
+         * @param {Array} haystack An array of values to check.
+         * @param {String} message (Optional) The message to display if the assertion fails.
+         * @method containsItems
+         * @static
+         */
+        containsItems : function (needles, haystack, 
+                               message) {
+            Y.Assert._increment();               
+    
+            //begin checking values
+            for (var i=0; i < needles.length; i++){
+                if (Y.Array.indexOf(haystack, needles[i]) == -1){
+                    Y.Assert.fail(Y.Assert._formatMessage(message, "Value " + needles[i] + " (" + (typeof needles[i]) + ") not found in array [" + haystack + "]."));
+                }
+            }
+        },
+    
+        /**
+         * Asserts that a value matching some condition is present in an array. This uses
+         * a function to determine a match.
+         * @param {Function} matcher A function that returns true if the items matches or false if not.
+         * @param {Array} haystack An array of values.
+         * @param {String} message (Optional) The message to display if the assertion fails.
+         * @method containsMatch
+         * @static
+         */
+        containsMatch : function (matcher, haystack, 
+                               message) {
+            
+            Y.Assert._increment();               
+            //check for valid matcher
+            if (typeof matcher != "function"){
+                throw new TypeError("ArrayAssert.containsMatch(): First argument must be a function.");
+            }
+            
+            if (!Y.Array.some(matcher)){
+                Y.Assert.fail(Y.Assert._formatMessage(message, "No match found in array [" + haystack + "]."));
+            }
+        },
+    
+        /**
+         * Asserts that a value is not present in an array. This uses the triple equals 
+         * Asserts that a value is not present in an array. This uses the triple equals 
+         * sign so no type cohersion may occur.
+         * @param {Object} needle The value that is expected in the array.
+         * @param {Array} haystack An array of values.
+         * @param {String} message (Optional) The message to display if the assertion fails.
+         * @method doesNotContain
+         * @static
+         */
+        doesNotContain : function (needle, haystack, 
+                               message) {
+            
+            Y.Assert._increment();               
+
+            if (Y.Array.indexOf(haystack, needle) > -1){
+                Y.Assert.fail(Y.Assert._formatMessage(message, "Value found in array [" + haystack + "]."));
+            }
+        },
+    
+        /**
+         * Asserts that a set of values are not present in an array. This uses the triple equals 
+         * sign so no type cohersion may occur. For this assertion to pass, all values must
+         * not be found.
+         * @param {Object[]} needles An array of values that are not expected in the array.
+         * @param {Array} haystack An array of values to check.
+         * @param {String} message (Optional) The message to display if the assertion fails.
+         * @method doesNotContainItems
+         * @static
+         */
+        doesNotContainItems : function (needles, haystack, 
+                               message) {
+    
+            Y.Assert._increment();               
+    
+            for (var i=0; i < needles.length; i++){
+                if (Y.Array.indexOf(haystack, needles[i]) > -1){
+                    Y.Assert.fail(Y.Assert._formatMessage(message, "Value found in array [" + haystack + "]."));
+                }
+            }
+    
+        },
+            
+        /**
+         * Asserts that no values matching a condition are present in an array. This uses
+         * a function to determine a match.
+         * @param {Function} matcher A function that returns true if the items matches or false if not.
+         * @param {Array} haystack An array of values.
+         * @param {String} message (Optional) The message to display if the assertion fails.
+         * @method doesNotContainMatch
+         * @static
+         */
+        doesNotContainMatch : function (matcher, haystack, 
+                               message) {
+            
+            Y.Assert._increment();     
+          
+            //check for valid matcher
+            if (typeof matcher != "function"){
+                throw new TypeError("ArrayAssert.doesNotContainMatch(): First argument must be a function.");
+            }
+            
+            if (Y.Array.some(matcher)){
+                Y.Assert.fail(Y.Assert._formatMessage(message, "Value found in array [" + haystack + "]."));
+            }
+        },
+            
+        /**
+         * Asserts that the given value is contained in an array at the specified index.
+         * This uses the triple equals sign so no type cohersion will occur.
+         * @param {Object} needle The value to look for.
+         * @param {Array} haystack The array to search in.
+         * @param {int} index The index at which the value should exist.
+         * @param {String} message (Optional) The message to display if the assertion fails.
+         * @method indexOf
+         * @static
+         */
+        indexOf : function (needle, haystack, index, message) {
+        
+            Y.Assert._increment();     
+
+            //try to find the value in the array
+            for (var i=0; i < haystack.length; i++){
+                if (haystack[i] === needle){
+                    if (index != i){
+                        Y.Assert.fail(Y.Assert._formatMessage(message, "Value exists at index " + i + " but should be at index " + index + "."));                    
+                    }
+                    return;
+                }
+            }
+            
+            //if it makes it here, it wasn't found at all
+            Y.Assert.fail(Y.Assert._formatMessage(message, "Value doesn't exist in array [" + haystack + "]."));
+        },
+            
+        /**
+         * Asserts that the values in an array are equal, and in the same position,
+         * as values in another array. This uses the double equals sign
+         * so type cohersion may occur. Note that the array objects themselves
+         * need not be the same for this test to pass.
+         * @param {Array} expected An array of the expected values.
+         * @param {Array} actual Any array of the actual values.
+         * @param {String} message (Optional) The message to display if the assertion fails.
+         * @method itemsAreEqual
+         * @static
+         */
+        itemsAreEqual : function (expected, actual, 
+                               message) {
+            
+            Y.Assert._increment();     
+            
+            //first check array length
+            if (expected.length != actual.length){
+                Y.Assert.fail(Y.Assert._formatMessage(message, "Array should have a length of " + expected.length + " but has a length of " + actual.length));
+            }
+           
+            //begin checking values
+            for (var i=0; i < expected.length; i++){
+                if (expected[i] != actual[i]){
+                    throw new Y.Assert.ComparisonFailure(Y.Assert._formatMessage(message, "Values in position " + i + " are not equal."), expected[i], actual[i]);
+                }
+            }
+        },
+        
+        /**
+         * Asserts that the values in an array are equivalent, and in the same position,
+         * as values in another array. This uses a function to determine if the values
+         * are equivalent. Note that the array objects themselves
+         * need not be the same for this test to pass.
+         * @param {Array} expected An array of the expected values.
+         * @param {Array} actual Any array of the actual values.
+         * @param {Function} comparator A function that returns true if the values are equivalent
+         *      or false if not.
+         * @param {String} message (Optional) The message to display if the assertion fails.
+         * @return {Void}
+         * @method itemsAreEquivalent
+         * @static
+         */
+        itemsAreEquivalent : function (expected, actual, 
+                               comparator, message) {
+            
+            Y.Assert._increment();     
+
+            //make sure the comparator is valid
+            if (typeof comparator != "function"){
+                throw new TypeError("ArrayAssert.itemsAreEquivalent(): Third argument must be a function.");
+            }
+            
+            //first check array length
+            if (expected.length != actual.length){
+                Y.Assert.fail(Y.Assert._formatMessage(message, "Array should have a length of " + expected.length + " but has a length of " + actual.length));
+            }
+            
+            //begin checking values
+            for (var i=0; i < expected.length; i++){
+                if (!comparator(expected[i], actual[i])){
+                    throw new Y.Assert.ComparisonFailure(Y.Assert._formatMessage(message, "Values in position " + i + " are not equivalent."), expected[i], actual[i]);
+                }
+            }
+        },
+        
+        /**
+         * Asserts that an array is empty.
+         * @param {Array} actual The array to test.
+         * @param {String} message (Optional) The message to display if the assertion fails.
+         * @method isEmpty
+         * @static
+         */
+        isEmpty : function (actual, message) {        
+            Y.Assert._increment();     
+            if (actual.length > 0){
+                Y.Assert.fail(Y.Assert._formatMessage(message, "Array should be empty."));
+            }
+        },    
+        
+        /**
+         * Asserts that an array is not empty.
+         * @param {Array} actual The array to test.
+         * @param {String} message (Optional) The message to display if the assertion fails.
+         * @method isNotEmpty
+         * @static
+         */
+        isNotEmpty : function (actual, message) {        
+            Y.Assert._increment();     
+            if (actual.length === 0){
+                Y.Assert.fail(Y.Assert._formatMessage(message, "Array should not be empty."));
+            }
+        },    
+        
+        /**
+         * Asserts that the values in an array are the same, and in the same position,
+         * as values in another array. This uses the triple equals sign
+         * so no type cohersion will occur. Note that the array objects themselves
+         * need not be the same for this test to pass.
+         * @param {Array} expected An array of the expected values.
+         * @param {Array} actual Any array of the actual values.
+         * @param {String} message (Optional) The message to display if the assertion fails.
+         * @method itemsAreSame
+         * @static
+         */
+        itemsAreSame : function (expected, actual, 
+                              message) {
+            
+            Y.Assert._increment();     
+
+            //first check array length
+            if (expected.length != actual.length){
+                Y.Assert.fail(Y.Assert._formatMessage(message, "Array should have a length of " + expected.length + " but has a length of " + actual.length));
+            }
+                        
+            //begin checking values
+            for (var i=0; i < expected.length; i++){
+                if (expected[i] !== actual[i]){
+                    throw new Y.Assert.ComparisonFailure(Y.Assert._formatMessage(message, "Values in position " + i + " are not the same."), expected[i], actual[i]);
+                }
+            }
+        },
+        
+        /**
+         * Asserts that the given value is contained in an array at the specified index,
+         * starting from the back of the array.
+         * This uses the triple equals sign so no type cohersion will occur.
+         * @param {Object} needle The value to look for.
+         * @param {Array} haystack The array to search in.
+         * @param {int} index The index at which the value should exist.
+         * @param {String} message (Optional) The message to display if the assertion fails.
+         * @method lastIndexOf
+         * @static
+         */
+        lastIndexOf : function (needle, haystack, index, message) {
+        
+            //try to find the value in the array
+            for (var i=haystack.length; i >= 0; i--){
+                if (haystack[i] === needle){
+                    if (index != i){
+                        Y.Assert.fail(Y.Assert._formatMessage(message, "Value exists at index " + i + " but should be at index " + index + "."));                    
+                    }
+                    return;
+                }
+            }
+            
+            //if it makes it here, it wasn't found at all
+            Y.Assert.fail(Y.Assert._formatMessage(message, "Value doesn't exist in array."));        
+        }
+        
+    };
+
+
+    /**
+     * The ObjectAssert object provides functions to test JavaScript objects
+     * for a variety of cases.
+     *
+     * @class ObjectAssert
+     * @static
+     */
+    Y.ObjectAssert = {
+    
+        areEqual: function(expected, actual, message) {
+            Y.Assert._increment();               
+            Y.Object.each(expected, function(value, name){
+                if (expected[name] != actual[name]){
+                    throw new Y.Assert.ComparisonFailure(Y.Assert._formatMessage(message, "Values should be equal for property " + name), expected[name], actual[name]);
+                }
+            });            
+        },
+        
+        /**
+         * Asserts that an object has a property with the given name.
+         * @param {String} propertyName The name of the property to test.
+         * @param {Object} object The object to search.
+         * @param {String} message (Optional) The message to display if the assertion fails.
+         * @method hasKey
+         * @static
+         */    
+        hasKey: function (propertyName, object, message) {
+            Y.Assert._increment();               
+            if (!Y.Object.hasKey(object, propertyName)){
+                Y.fail(Y.Assert._formatMessage(message, "Property '" + propertyName + "' not found on object."));
+            }    
+        },
+        
+        /**
+         * Asserts that an object has all properties of a reference object.
+         * @param {Array} properties An array of property names that should be on the object.
+         * @param {Object} object The object to search.
+         * @param {String} message (Optional) The message to display if the assertion fails.
+         * @method hasKeys
+         * @static
+         */    
+        hasKeys: function (properties, object, message) {
+            Y.Assert._increment();  
+            for (var i=0; i < properties.length; i++){
+                if (!Y.Object.hasKey(object, properties[i])){
+                    Y.fail(Y.Assert._formatMessage(message, "Property '" + properties[i] + "' not found on object."));
+                }      
+            }
+        },
+        
+        /**
+         * Asserts that a property with the given name exists on an object instance (not on its prototype).
+         * @param {String} propertyName The name of the property to test.
+         * @param {Object} object The object to search.
+         * @param {String} message (Optional) The message to display if the assertion fails.
+         * @method ownsKey
+         * @static
+         */    
+        ownsKey: function (propertyName, object, message) {
+            Y.Assert._increment();               
+            if (!object.hasOwnProperty(propertyName)){
+                Y.fail(Y.Assert._formatMessage(message, "Property '" + propertyName + "' not found on object instance."));
+            }     
+        },
+        
+        /**
+         * Asserts that all properties exist on an object instance (not on its prototype).
+         * @param {Array} properties An array of property names that should be on the object.
+         * @param {Object} object The object to search.
+         * @param {String} message (Optional) The message to display if the assertion fails.
+         * @method ownsKeys
+         * @static
+         */    
+        ownsKeys: function (properties, object, message) {
+            Y.Assert._increment();        
+            for (var i=0; i < properties.length; i++){
+                if (!object.hasOwnProperty(properties[i])){
+                    Y.fail(Y.Assert._formatMessage(message, "Property '" + properties[i] + "' not found on object instance."));
+                }      
+            }
+        },
+        
+        /**
+         * Asserts that an object owns no properties.
+         * @param {Object} object The object to check.
+         * @param {String} message (Optional) The message to display if the assertion fails.
+         * @method ownsNoKeys
+         * @static
+         */    
+        ownsNoKeys : function (object, message) {
+            Y.Assert._increment();  
+
+            var keys = Y.Object.keys(object);
+            
+            if (keys.length > 0){
+                Y.fail(Y.Assert._formatMessage(message, "Object owns " + keys.length + " properties but should own none."));
+            }
+
+        }     
+    };
+
+
+    
+    /**
+     * The DateAssert object provides functions to test JavaScript Date objects
+     * for a variety of cases.
+     *
+     * @class DateAssert
+     * @static
+     */
+     
+    Y.DateAssert = {
+    
+        /**
+         * Asserts that a date's month, day, and year are equal to another date's.
+         * @param {Date} expected The expected date.
+         * @param {Date} actual The actual date to test.
+         * @param {String} message (Optional) The message to display if the assertion fails.
+         * @method datesAreEqual
+         * @static
+         */
+        datesAreEqual : function (expected, actual, message){
+            Y.Assert._increment();        
+            if (expected instanceof Date && actual instanceof Date){
+                var msg = "";
+                
+                //check years first
+                if (expected.getFullYear() != actual.getFullYear()){
+                    msg = "Years should be equal.";
+                }
+                
+                //now check months
+                if (expected.getMonth() != actual.getMonth()){
+                    msg = "Months should be equal.";
+                }                
+                
+                //last, check the day of the month
+                if (expected.getDate() != actual.getDate()){
+                    msg = "Days of month should be equal.";
+                }                
+                
+                if (msg.length){
+                    throw new Y.Assert.ComparisonFailure(Y.Assert._formatMessage(message, msg), expected, actual);
+                }
+            } else {
+                throw new TypeError("Y.Assert.datesAreEqual(): Expected and actual values must be Date objects.");
+            }
+        },
+    
+        /**
+         * Asserts that a date's hour, minutes, and seconds are equal to another date's.
+         * @param {Date} expected The expected date.
+         * @param {Date} actual The actual date to test.
+         * @param {String} message (Optional) The message to display if the assertion fails.
+         * @method timesAreEqual
+         * @static
+         */
+        timesAreEqual : function (expected, actual, message){
+            Y.Assert._increment();
+            if (expected instanceof Date && actual instanceof Date){
+                var msg = "";
+                
+                //check hours first
+                if (expected.getHours() != actual.getHours()){
+                    msg = "Hours should be equal.";
+                }
+                
+                //now check minutes
+                if (expected.getMinutes() != actual.getMinutes()){
+                    msg = "Minutes should be equal.";
+                }                
+                
+                //last, check the seconds
+                if (expected.getSeconds() != actual.getSeconds()){
+                    msg = "Seconds should be equal.";
+                }                
+                
+                if (msg.length){
+                    throw new Y.Assert.ComparisonFailure(Y.Assert._formatMessage(message, msg), expected, actual);
+                }
+            } else {
+                throw new TypeError("DateY.AsserttimesAreEqual(): Expected and actual values must be Date objects.");
+            }
+        }
+        
+    };
+
+    
+    Y.namespace("Test.Format");
+    
+    /* (intentionally not documented)
+     * Basic XML escaping method. Replaces quotes, less-than, greater-than,
+     * apostrophe, and ampersand characters with their corresponding entities.
+     * @param {String} text The text to encode.
+     * @return {String} The XML-escaped text.
+     */
+    function xmlEscape(text){
+    
+        return text.replace(/[<>"'&]/g, function(value){
+            switch(value){
+                case "<":   return "&lt;";
+                case ">":   return "&gt;";
+                case "\"":  return "&quot;";
+                case "'":   return "&apos;";
+                case "&":   return "&amp;";
+            }
+        });
+    
+    }
+    
+    /**
+     * Returns test results formatted as a JSON string. Requires JSON utility.
+     * @param {Object} result The results object created by TestRunner.
+     * @return {String} A JSON-formatted string of results.
+     * @namespace Test.Format
+     * @method JSON
+     * @static
+     */
+    Y.Test.Format.JSON = function(results) {
+        return Y.JSON.stringify(results);
+    };
+    
+    /**
+     * Returns test results formatted as an XML string.
+     * @param {Object} result The results object created by TestRunner.
+     * @return {String} An XML-formatted string of results.
+     * @namespace Test.Format
+     * @method XML
+     * @static
+     */
+    Y.Test.Format.XML = function(results) {
+    
+        var l = Y.Lang;
+        var xml = "<" + results.type + " name=\"" + xmlEscape(results.name) + "\"";
+        
+        if (results.type == "test"){
+            xml += " result=\"" + xmlEscape(results.result) + "\" message=\"" + xmlEscape(results.message) + "\">";
+        } else {
+            xml += " passed=\"" + results.passed + "\" failed=\"" + results.failed + "\" ignored=\"" + results.ignored + "\" total=\"" + results.total + "\">";
+            Y.Object.each(results, function(value, prop){
+                if (l.isObject(value) && !l.isArray(value)){
+                    xml += arguments.callee(value);
+                }
+            });        
+        }
+    
+        xml += "</" + results.type + ">";
+        
+        return xml;
+    
+    };
+
+
+    Y.namespace("Test");
+    
+    /**
+     * An object capable of sending test results to a server.
+     * @param {String} url The URL to submit the results to.
+     * @param {Function} format (Optiona) A function that outputs the results in a specific format.
+     *      Default is Y.Test.Format.XML.
+     * @constructor
+     * @namespace Test
+     * @class Reporter
+     */
+    Y.Test.Reporter = function(url, format) {
+    
+        /**
+         * The URL to submit the data to.
+         * @type String
+         * @property url
+         */
+        this.url = url;
+    
+        /**
+         * The formatting function to call when submitting the data.
+         * @type Function
+         * @property format
+         */
+        this.format = format || Y.Test.Format.XML;
+    
+        /**
+         * Extra fields to submit with the request.
+         * @type Object
+         * @property _fields
+         * @private
+         */
+        this._fields = new Object();
+        
+        /**
+         * The form element used to submit the results.
+         * @type HTMLFormElement
+         * @property _form
+         * @private
+         */
+        this._form = null;
+    
+        /**
+         * Iframe used as a target for form submission.
+         * @type HTMLIFrameElement
+         * @property _iframe
+         * @private
+         */
+        this._iframe = null;
+    };
+    
+    Y.Test.Reporter.prototype = {
+    
+        //restore missing constructor
+        constructor: Y.Test.Reporter,
+    
+        /**
+         * Adds a field to the form that submits the results.
+         * @param {String} name The name of the field.
+         * @param {Variant} value The value of the field.
+         * @return {Void}
+         * @method addField
+         */
+        addField : function (name, value){
+            this._fields[name] = value;    
+        },
+        
+        /**
+         * Removes all previous defined fields.
+         * @return {Void}
+         * @method addField
+         */
+        clearFields : function(){
+            this._fields = new Object();
+        },
+    
+        /**
+         * Cleans up the memory associated with the TestReporter, removing DOM elements
+         * that were created.
+         * @return {Void}
+         * @method destroy
+         */
+        destroy : function() {
+            if (this._form){
+                this._form.parentNode.removeChild(this._form);
+                this._form = null;
+            }        
+            if (this._iframe){
+                this._iframe.parentNode.removeChild(this._iframe);
+                this._iframe = null;
+            }
+            this._fields = null;
+        },
+    
+        /**
+         * Sends the report to the server.
+         * @param {Object} results The results object created by TestRunner.
+         * @return {Void}
+         * @method report
+         */
+        report : function(results){
+        
+            //if the form hasn't been created yet, create it
+            if (!this._form){
+                this._form = document.createElement("form");
+                this._form.method = "post";
+                this._form.style.visibility = "hidden";
+                this._form.style.position = "absolute";
+                this._form.style.top = 0;
+                document.body.appendChild(this._form);
+            
+                //IE won't let you assign a name using the DOM, must do it the hacky way
+                if (Y.UA.ie){
+                    this._iframe = document.createElement("<iframe name=\"yuiTestTarget\" />");
+                } else {
+                    this._iframe = document.createElement("iframe");
+                    this._iframe.name = "yuiTestTarget";
+                }
+    
+                this._iframe.src = "javascript:false";
+                this._iframe.style.visibility = "hidden";
+                this._iframe.style.position = "absolute";
+                this._iframe.style.top = 0;
+                document.body.appendChild(this._iframe);
+    
+                this._form.target = "yuiTestTarget";
+            }
+    
+            //set the form's action
+            this._form.action = this.url;
+        
+            //remove any existing fields
+            while(this._form.hasChildNodes()){
+                this._form.removeChild(this._form.lastChild);
+            }
+            
+            //create default fields
+            this._fields.results = this.format(results);
+            this._fields.useragent = navigator.userAgent;
+            this._fields.timestamp = (new Date()).toLocaleString();
+    
+            //add fields to the form
+            Y.Object.each(this._fields, function(value, prop){
+                if (typeof value != "function"){
+                    var input = document.createElement("input");
+                    input.type = "hidden";
+                    input.name = prop;
+                    input.value = value;
+                    this._form.appendChild(input);
+                }
+            }, this);
+    
+            //remove default fields
+            delete this._fields.results;
+            delete this._fields.useragent;
+            delete this._fields.timestamp;
+            
+            if (arguments[1] !== false){
+                this._form.submit();
+            }
+        
+        }
+    
+    };
+
+    /**
+     * Creates a new mock object.
+     * @class Mock
+     * @constructor
+     * @param {Object} template (Optional) An object whose methods
+     *      should be stubbed out on the mock object.
+     */
+    Y.Mock = function(template){
+    
+        //use blank object is nothing is passed in
+        template = template || {};
+        
+        var mock = null;
+        
+        //try to create mock that keeps prototype chain intact
+        try {
+            mock = Y.Object(template);
+        } catch (ex) {
+            mock = {};
+            Y.log("Couldn't create mock with prototype.", "warn", "Mock");
+        }
+        
+        //create new versions of the methods so that they don't actually do anything
+        Y.Object.each(template, function(name){
+            if (Y.Lang.isFunction(template[name])){
+                mock[name] = function(){
+                    Y.Assert.fail("Method " + name + "() was called but was not expected to be.");
+                };
+            }
+        });
+        
+        //return it
+        return mock;    
+    };
+        
+    /**
+     * Assigns an expectation to a mock object. This is used to create
+     * methods and properties on the mock object that are monitored for
+     * calls and changes, respectively.
+     * @param {Object} mock The object to add the expectation to.
+     * @param {Object} expectation An object defining the expectation. For
+     *      a method, the keys "method" and "args" are required with
+     *      an optional "returns" key available. For properties, the keys
+     *      "property" and "value" are required.
+     * @return {void}
+     * @method expect
+     * @static
+     */ 
+    Y.Mock.expect = function(mock /*:Object*/, expectation /*:Object*/){
+
+        //make sure there's a place to store the expectations
+        if (!mock.__expectations) {
+            mock.__expectations = {};
+        }
+
+        //method expectation
+        if (expectation.method){
+            var name = expectation.method,
+                args = expectation.args || expectation.arguments || [],
+                result = expectation.returns,
+                callCount = Y.Lang.isNumber(expectation.callCount) ? expectation.callCount : 1,
+                error = expectation.error,
+                run = expectation.run || function(){};
+                
+            //save expectations
+            mock.__expectations[name] = expectation;
+            expectation.callCount = callCount;
+            expectation.actualCallCount = 0;
+                
+            //process arguments
+            Y.Array.each(args, function(arg, i, array){
+                if (!(array[i] instanceof Y.Mock.Value)){
+                    array[i] = Y.Mock.Value(Y.Assert.areSame, [arg], "Argument " + i + " of " + name + "() is incorrect.");
+                }
+            });
+        
+            //if the method is expected to be called
+            if (callCount > 0){
+                mock[name] = function(){   
+                    try {
+                        expectation.actualCallCount++;
+                        Y.Assert.areEqual(args.length, arguments.length, "Method " + name + "() passed incorrect number of arguments.");
+                        for (var i=0, len=args.length; i < len; i++){
+                            //if (args[i]){
+                                args[i].verify(arguments[i]);
+                            //} else {
+                            //    Y.Assert.fail("Argument " + i + " (" + arguments[i] + ") was not expected to be used.");
+                            //}
+                            
+                        }                
+    
+                        run.apply(this, arguments);
+                        
+                        if (error){
+                            throw error;
+                        }
+                    } catch (ex){
+                        //route through TestRunner for proper handling
+                        Y.Test.Runner._handleError(ex);
+                    }
+                    
+                    return result;
+                };
+            } else {
+            
+                //method should fail if called when not expected
+                mock[name] = function(){
+                    Y.Assert.fail("Method " + name + "() should not have been called.");
+                };
+            }
+        } else if (expectation.property){
+            //save expectations
+            mock.__expectations[name] = expectation;
+        }
+    };
+
+    /**
+     * Verifies that all expectations of a mock object have been met and
+     * throws an assertion error if not.
+     * @param {Object} mock The object to verify..
+     * @return {void}
+     * @method verify
+     * @static
+     */ 
+    Y.Mock.verify = function(mock /*:Object*/){    
+        Y.Object.each(mock.__expectations, function(expectation){
+            if (expectation.method) {
+                Y.Assert.areEqual(expectation.callCount, expectation.actualCallCount, "Method " + expectation.method + "() wasn't called the expected number of times.");
+            } else if (expectation.property){
+                Y.Assert.areEqual(expectation.value, mock[expectation.property], "Property " + expectation.property + " wasn't set to the correct value."); 
+            }
+        });    
+    };
+
+    Y.Mock.Value = function(method, originalArgs, message){
+        if (this instanceof Y.Mock.Value){
+            this.verify = function(value){
+                var args = [].concat(originalArgs || []);
+                args.push(value);
+                args.push(message);
+                method.apply(null, args);
+            };
+        } else {
+            return new Y.Mock.Value(method, originalArgs, message);
+        }
+    };
+    
+    Y.Mock.Value.Any        = Y.Mock.Value(function(){});
+    Y.Mock.Value.Boolean    = Y.Mock.Value(Y.Assert.isBoolean);
+    Y.Mock.Value.Number     = Y.Mock.Value(Y.Assert.isNumber);
+    Y.Mock.Value.String     = Y.Mock.Value(Y.Assert.isString);
+    Y.Mock.Value.Object     = Y.Mock.Value(Y.Assert.isObject);
+    Y.Mock.Value.Function   = Y.Mock.Value(Y.Assert.isFunction);
+
+
+
+}, '3.0.0b1' ,{requires:['substitute','event-simulate','event']});