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✏️ Editing: test-debug.js

YUI.add('test', function (Y, NAME) {

/**
 * YUI Test Framework
 * @module test
 * @main test
 */

/*
 * The root namespace for YUI Test.
 */

//So we only ever have one YUITest object that's shared
if (YUI.YUITest) {
    Y.Test = YUI.YUITest;
} else { //Ends after the YUITest definitions

//Make this global for back compat
    YUITest = {
        version: "3.18.1",
        guid: function(pre) {
            return Y.guid(pre);
        }
    };

Y.namespace('Test');

//Using internal YUI methods here
YUITest.Object = Y.Object;
YUITest.Array = Y.Array;
YUITest.Util = {
    mix: Y.mix,
    JSON: Y.JSON
};

/**
 * Simple custom event implementation.
 * @namespace Test
 * @module test
 * @class EventTarget
 * @constructor
 */
YUITest.EventTarget = function(){

/**
     * Event handlers for the various events.
     * @type Object
     * @private
     * @property _handlers
     * @static
     */
    this._handlers = {};

};

YUITest.EventTarget.prototype = {

//restore prototype
    constructor: YUITest.EventTarget,

//-------------------------------------------------------------------------
    // Event Handling
    //-------------------------------------------------------------------------

/**
     * Adds a listener for a given event type.
     * @param {String} type The type of event to add a listener for.
     * @param {Function} listener The function to call when the event occurs.
     * @method attach
     */
    attach: function(type, listener){
        if (typeof this._handlers[type] == "undefined"){
            this._handlers[type] = [];
        }

this._handlers[type].push(listener);
    },

/**
     * Adds a listener for a given event type.
     * @param {String} type The type of event to add a listener for.
     * @param {Function} listener The function to call when the event occurs.
     * @method subscribe
     * @deprecated
     */
    subscribe: function(type, listener){
        this.attach.apply(this, arguments);
    },

/**
     * Fires an event based on the passed-in object.
     * @param {Object|String} event An object with at least a 'type' attribute
     *      or a string indicating the event name.
     * @method fire
     */
    fire: function(event){
        if (typeof event == "string"){
            event = { type: event };
        }
        if (!event.target){
            event.target = this;
        }

if (!event.type){
            throw new Error("Event object missing 'type' property.");
        }

if (this._handlers[event.type] instanceof Array){
            var handlers = this._handlers[event.type];
            for (var i=0, len=handlers.length; i < len; i++){
                handlers[i].call(this, event);
            }
        }
    },

/**
     * Removes a listener for a given event type.
     * @param {String} type The type of event to remove a listener from.
     * @param {Function} listener The function to remove from the event.
     * @method detach
     */
    detach: function(type, listener){
        if (this._handlers[type] instanceof Array){
            var handlers = this._handlers[type];
            for (var i=0, len=handlers.length; i < len; i++){
                if (handlers[i] === listener){
                    handlers.splice(i, 1);
                    break;
                }
            }
        }
    },

};

/**
 * 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
 * @module test
 * @class TestSuite
 * @constructor
 */
YUITest.TestSuite = function (data) {

/**
     * The name of the test suite.
     * @type String
     * @property name
     */
    this.name = "";

/**
     * Array of test suites and test cases.
     * @type Array
     * @property items
     * @private
     */
    this.items = [];

//initialize the properties
    if (typeof data == "string"){
        this.name = data;
    } else if (data instanceof Object){
        for (var prop in data){
            if (data.hasOwnProperty(prop)){
                this[prop] = data[prop];
            }
        }
    }

//double-check name
    if (this.name === "" || !this.name) {
        this.name = YUITest.guid("testSuite_");
    }

};

YUITest.TestSuite.prototype = {

//restore constructor
    constructor: YUITest.TestSuite,

/**
     * Adds a test suite or test case to the test suite.
     * @param {Test.TestSuite||YUITest.TestCase} testObject The test suite or test case to add.
     * @method add
     */
    add : function (testObject) {
        if (testObject instanceof YUITest.TestSuite || testObject instanceof YUITest.TestCase) {
            this.items.push(testObject);
        }
        return this;
    },

//-------------------------------------------------------------------------
    // Stub Methods
    //-------------------------------------------------------------------------

/**
     * Function to run before each test is executed.
     * @method setUp
     */
    setUp : function () {
    },

/**
     * Function to run after each test is executed.
     * @method tearDown
     */
    tearDown: function () {
    }

};
/**
 * 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.
 * @module test
 * @class TestCase
 * @namespace Test
 * @constructor
 */

YUITest.TestCase = 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 (typeof this.name != "string") {
        this.name = YUITest.guid("testCase_");
    }

};

/**
Default delay for a test failure when `wait()` is called without a _delay_.

@property DEFAULT_WAIT
@type {Number}
@default 10000
@static
**/
YUITest.TestCase.DEFAULT_WAIT = 10000;

/**
Calls `YUITest.Assert.fail()` with a message indicating `wait()` was called,
but `resume()` was never called.

@method _waitTimeout
@static
@protected
**/
YUITest.TestCase._waitTimeout = function () {
     YUITest.Assert.fail("Timeout: wait() called but resume() never called.");
};

YUITest.TestCase.prototype = {

//restore constructor
    constructor: YUITest.TestCase,

/**
     * Method to call from an async init method to
     * restart the test case. When called, returns a function
     * that should be called when tests are ready to continue.
     * @method callback
     * @return {Function} The function to call as a callback.
     */
    callback: function(){
        return YUITest.TestRunner.callback.apply(YUITest.TestRunner,arguments);
    },

/**
     * Resumes a paused test and runs the given function.
     * @param {Function} segment (Optional) The function to run.
     *      If omitted, the test automatically passes.
     * @method resume
     */
    resume : function (segment) {
        YUITest.TestRunner.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 {Number} delay (Optional) The number of milliseconds to wait before running
     *      the function. If omitted, defaults to `DEFAULT_WAIT` ms (10s).
     * @method wait
     */
    wait : function (segment, delay){
        delay = (typeof segment === 'number') ? segment :
                (typeof delay   === 'number') ? delay :
                YUITest.TestCase.DEFAULT_WAIT;

if (typeof segment !== 'function') {
            segment = YUITest.TestCase._waitTimeout;
        }

throw new YUITest.Wait(segment, delay);
    },

/**
    Creates a callback that automatically resumes the test. Parameters as passed
    on to the callback.

@method next
    @param {Function} callback Callback to call after resuming the test.
    @param {Object} [context] The value of `this` inside the callback.
        If not given, the original context of the function will be used.
    @return {Function} wrapped callback that resumes the test.
    @example
    ```
    // using test.resume()
    Y.jsonp(uri, function (response) {
        test.resume(function () {
            Y.Assert.isObject(response);
        });
    });
    test.wait();

// using test.next()
    Y.jsonp(uri, test.next(function (response) {
        Y.Assert.isObject(response);
    }));
    test.wait();
    ```
    **/
    next: function (callback, context) {
        var self = this;
        context = arguments.length >= 2 ? arguments[1] : undefined;
        return function () {
            var args = arguments;
            if (context === undefined) {
                context = this;
            }
            self.resume(function () {
                callback.apply(context, args);
            });
        };
    },

/**
    Delays the current test until _condition_ returns a truthy value. If
    _condition_ fails to return a truthy value before _timeout_ milliseconds
    have passed, the test fails. Default _timeout_ is 10s.

_condition_ will be executed every _increment_ milliseconds (default 100).

@method waitFor
    @param {Function} condition Function executed to indicate whether to
                        execute _segment_
    @param {Function} segment Function to check the success or failure of this
                        test
    @param {Number} [timeout=10000] Maximum number of milliseconds to wait for
                        _condition_ to return true
    @param {Number} [increment=100] Milliseconds to wait before checking
                        _condition_
    **/
    waitFor: function (condition, segment, timeout, increment) {
        var self = this,
            endTime;

if ((typeof condition !== 'function') ||
            (typeof segment !== 'function')) {
            self.fail('waitFor() called with invalid parameters.');
        }

if (typeof timeout !== 'number') {
            timeout = YUITest.TestCase.DEFAULT_WAIT;
        }

endTime = (+new Date()) + timeout;

if (typeof increment !== 'number') {
            increment = 100;
        }

self.wait(function () {
            var now;

if (condition.call(self)) {
                segment.call(self);
            } else {
                now = (+new Date());

if (now > endTime) {
                    YUITest.TestCase._waitTimeout();
                } else {
                    self.waitFor(condition, segment, endTime - now, increment);
                }
            }
        }, increment);
    },

//-------------------------------------------------------------------------
    // Assertion Methods
    //-------------------------------------------------------------------------

/**
     * Asserts that a given condition is true. If not, then a YUITest.AssertionError object is thrown
     * and the test fails.
     * @method assert
     * @param {Boolean} condition The condition to test.
     * @param {String} message The message to display if the assertion fails.
     */
    assert : function (condition, message){
        YUITest.Assert._increment();
        if (!condition){
            throw new YUITest.AssertionError(YUITest.Assert._formatMessage(message, "Assertion failed."));
        }
    },

/**
     * Forces an assertion error to occur. Shortcut for YUITest.Assert.fail().
     * @method fail
     * @param {String} message (Optional) The message to display with the failure.
     */
    fail: function (message) {
        YUITest.Assert.fail(message);
    },

//-------------------------------------------------------------------------
    // Stub Methods
    //-------------------------------------------------------------------------

/**
     * Function to run once before tests start to run.
     * This executes before the first call to setUp().
     * @method init
     */
    init: function(){
        //noop
    },

/**
     * Function to run once after tests finish running.
     * This executes after the last call to tearDown().
     * @method destroy
     */
    destroy: function(){
        //noop
    },

/**
     * Function to run before each test is executed.
     * @method setUp
     */
    setUp : function () {
        //noop
    },

/**
     * Function to run after each test is executed.
     * @method tearDown
     */
    tearDown: function () {
        //noop
    }
};
/**
 * An object object containing test result formatting methods.
 * @namespace Test
 * @module test
 * @class TestFormat
 * @static
 */
YUITest.TestFormat = function(){

/* (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;";
            }
        });

}

return {

/**
         * 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.
         * @method JSON
         * @static
         */
        JSON: function(results) {
            return YUITest.Util.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.
         * @method XML
         * @static
         */
        XML: function(results) {

function serializeToXML(results){
                var xml = "<" + results.type + " name=\"" + xmlEscape(results.name) + "\"";

if (typeof(results.duration)=="number"){
                    xml += " duration=\"" + results.duration + "\"";
                }

if (results.type == "test"){
                    xml += " result=\"" + results.result + "\" message=\"" + xmlEscape(results.message) + "\">";
                } else {
                    xml += " passed=\"" + results.passed + "\" failed=\"" + results.failed + "\" ignored=\"" + results.ignored + "\" total=\"" + results.total + "\">";
                    for (var prop in results){
                        if (results.hasOwnProperty(prop)){
                            if (results[prop] && typeof results[prop] == "object" && !(results[prop] instanceof Array)){
                                xml += serializeToXML(results[prop]);
                            }
                        }
                    }
                }

xml += "</" + results.type + ">";

return xml;
            }

return "<?xml version=\"1.0\" encoding=\"UTF-8\"?>" + serializeToXML(results);

/**
         * Returns test results formatted in JUnit XML format.
         * @param {Object} result The results object created by TestRunner.
         * @return {String} An XML-formatted string of results.
         * @method JUnitXML
         * @static
         */
        JUnitXML: function(results) {

function serializeToJUnitXML(results){
                var xml = "";

switch (results.type){
                    //equivalent to testcase in JUnit
                    case "test":
                        if (results.result != "ignore"){
                            xml = "<testcase name=\"" + xmlEscape(results.name) + "\" time=\"" + (results.duration/1000) + "\">";
                            if (results.result == "fail"){
                                xml += "<failure message=\"" + xmlEscape(results.message) + "\"><![CDATA[" + results.message + "]]></failure>";
                            }
                            xml+= "</testcase>";
                        }
                        break;

//equivalent to testsuite in JUnit
                    case "testcase":

xml = "<testsuite name=\"" + xmlEscape(results.name) + "\" tests=\"" + results.total + "\" failures=\"" + results.failed + "\" time=\"" + (results.duration/1000) + "\">";

for (var prop in results){
                            if (results.hasOwnProperty(prop)){
                                if (results[prop] && typeof results[prop] == "object" && !(results[prop] instanceof Array)){
                                    xml += serializeToJUnitXML(results[prop]);
                                }
                            }
                        }

xml += "</testsuite>";
                        break;

//no JUnit equivalent, don't output anything
                    case "testsuite":
                        for (var prop in results){
                            if (results.hasOwnProperty(prop)){
                                if (results[prop] && typeof results[prop] == "object" && !(results[prop] instanceof Array)){
                                    xml += serializeToJUnitXML(results[prop]);
                                }
                            }
                        }
                        break;

//top-level, equivalent to testsuites in JUnit
                    case "report":

xml = "<testsuites>";

xml += "</testsuites>";

//no default
                }

return xml;

}

return "<?xml version=\"1.0\" encoding=\"UTF-8\"?>" + serializeToJUnitXML(results);
        },

/**
         * Returns test results formatted in TAP format.
         * For more information, see <a href="http://testanything.org/">Test Anything Protocol</a>.
         * @param {Object} result The results object created by TestRunner.
         * @return {String} A TAP-formatted string of results.
         * @method TAP
         * @static
         */
        TAP: function(results) {

var currentTestNum = 1;

function serializeToTAP(results){
                var text = "";

switch (results.type){

case "test":
                        if (results.result != "ignore"){

text = "ok " + (currentTestNum++) + " - " + results.name;

if (results.result == "fail"){
                                text = "not " + text + " - " + results.message;
                            }

text += "\n";
                        } else {
                            text = "#Ignored test " + results.name + "\n";
                        }
                        break;

case "testcase":

text = "#Begin testcase " + results.name + "(" + results.failed + " failed of " + results.total + ")\n";

for (var prop in results){
                            if (results.hasOwnProperty(prop)){
                                if (results[prop] && typeof results[prop] == "object" && !(results[prop] instanceof Array)){
                                    text += serializeToTAP(results[prop]);
                                }
                            }
                        }

text += "#End testcase " + results.name + "\n";

break;

case "testsuite":

text = "#Begin testsuite " + results.name + "(" + results.failed + " failed of " + results.total + ")\n";

text += "#End testsuite " + results.name + "\n";
                        break;

case "report":

//no default
                }

return text;

}

return "1.." + results.total + "\n" + serializeToTAP(results);
        }

};
}();

/**
     * 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 YUITest.TestFormat.XML.
     * @constructor
     * @namespace Test
     * @module test
 * @class Reporter
     */
    YUITest.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 || YUITest.TestFormat.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;
    };

YUITest.Reporter.prototype = {

//restore missing constructor
        constructor: YUITest.Reporter,

/**
         * Adds a field to the form that submits the results.
         * @param {String} name The name of the field.
         * @param {Any} value The value of the field.
         * @method addField
         */
        addField : function (name, value){
            this._fields[name] = value;
        },

/**
         * Removes all previous defined fields.
         * @method clearFields
         */
        clearFields : function(){
            this._fields = new Object();
        },

/**
         * Cleans up the memory associated with the TestReporter, removing DOM elements
         * that were created.
         * @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.
         * @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
                try {
                    this._iframe = document.createElement("<iframe name=\"yuiTestTarget\" />");
                } catch (ex){
                    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
            for (var prop in this._fields){
                var value = this._fields[prop];
                if (this._fields.hasOwnProperty(prop) && (typeof value != "function")){
                    var input = document.createElement("input");
                    input.type = "hidden";
                    input.name = prop;
                    input.value = value;
                    this._form.appendChild(input);
                }
            }

//remove default fields
            delete this._fields.results;
            delete this._fields.useragent;
            delete this._fields.timestamp;

if (arguments[1] !== false){
                this._form.submit();
            }

}

};

/**
     * Runs test suites and test cases, providing events to allowing for the
     * interpretation of test results.
     * @namespace Test
     * @module test
 * @class TestRunner
     * @static
     */
    YUITest.TestRunner = function(){

/*(intentionally not documented)
         * Determines if any of the array of test groups appears
         * in the given TestRunner filter.
         * @param {Array} testGroups The array of test groups to
         *      search for.
         * @param {String} filter The TestRunner groups filter.
         */
        function inGroups(testGroups, filter){
            if (!filter.length){
                return true;
            } else {
                if (testGroups){
                    for (var i=0, len=testGroups.length; i < len; i++){
                        if (filter.indexOf("," + testGroups[i] + ",") > -1){
                            return true;
                        }
                    }
                }
                return false;
            }
        }

/**
         * A node in the test tree structure. May represent a TestSuite, TestCase, or
         * test function.
         * @param {Any} testObject A TestSuite, TestCase, or the name of a test function.
         * @module test
 * @class TestNode
         * @constructor
         * @private
         */
        function TestNode(testObject){

/**
             * The TestSuite, TestCase, or test function represented by this node.
             * @type {Any}
             * @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 = new YUITest.Results();

//initialize results
            if (testObject instanceof YUITest.TestSuite){
                this.results.type = "testsuite";
                this.results.name = testObject.name;
            } else if (testObject instanceof YUITest.TestCase){
                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 {Any} testObject A TestSuite, TestCase, or the name of a test function.
             * @method appendChild
             */
            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
         * @module test
 * @class Runner
         * @static
         */
        function TestRunner(){

//inherit from EventTarget
            YUITest.EventTarget.call(this);

/**
             * Suite on which to attach all TestSuites and TestCases to be run.
             * @type YUITest.TestSuite
             * @property masterSuite
             * @static
             * @private
             */
            this.masterSuite = new YUITest.TestSuite(YUITest.guid('testSuite_'));

/**
             * 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;

/**
             * Indicates if the TestRunner is currently running tests.
             * @type Boolean
             * @private
             * @property _running
             * @static
             */
            this._running = false;

/**
             * Holds copy of the results object generated when all tests are
             * complete.
             * @type Object
             * @private
             * @property _lastResults
             * @static
             */
            this._lastResults = null;

/**
             * Data object that is passed around from method to method.
             * @type Object
             * @private
             * @property _data
             * @static
             */
            this._context = null;

/**
             * The list of test groups to run. The list is represented
             * by a comma delimited string with commas at the start and
             * end.
             * @type String
             * @private
             * @property _groups
             * @static
             */
            this._groups = "";

}

TestRunner.prototype = YUITest.Util.mix(new YUITest.EventTarget(), {

/**
            * If true, YUITest will not fire an error for tests with no Asserts.
            * @property _ignoreEmpty
            * @private
            * @type Boolean
            * @static
            */
            _ignoreEmpty: false,

//restore prototype
            constructor: YUITest.TestRunner,

//-------------------------------------------------------------------------
            // 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 non-test method has an error.
             * @event error
             * @static
             */
            ERROR_EVENT : "error",

/**
             * 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",

//-------------------------------------------------------------------------
            // 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 {Test.TestCase} testCase The test case to add.
             * @static
             * @private
             * @method _addTestCaseToTestTree
             */
           _addTestCaseToTestTree : function (parentNode, testCase){

//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.indexOf(" ") > -1) && typeof testCase[prop] == "function"){
                        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 {Test.TestSuite} testSuite The test suite to add.
             * @static
             * @private
             * @method _addTestSuiteToTestTree
             */
            _addTestSuiteToTestTree : function (parentNode, testSuite) {

//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 YUITest.TestSuite) {
                        this._addTestSuiteToTestTree(node, testSuite.items[i]);
                    } else if (testSuite.items[i] instanceof YUITest.TestCase) {
                        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.
             * @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 YUITest.TestSuite) {
                        this._addTestSuiteToTestTree(this._root, this.masterSuite.items[i]);
                    } else if (this.masterSuite.items[i] instanceof YUITest.TestCase) {
                        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.
             * @method _handleTestObjectComplete
             * @private
             */
            _handleTestObjectComplete : function (node) {
                var parentNode;

if (node && (typeof node.testObject == "object")) {
                    parentNode = node.parent;

if (parentNode){
                        parentNode.results.include(node.results);
                        parentNode.results[node.testObject.name] = node.results;
                    }

if (node.testObject instanceof YUITest.TestSuite){
                        this._execNonTestMethod(node, "tearDown", false);
                        node.results.duration = (new Date()) - node._start;
                        this.fire({ type: this.TEST_SUITE_COMPLETE_EVENT, testSuite: node.testObject, results: node.results});
                    } else if (node.testObject instanceof YUITest.TestCase){
                        this._execNonTestMethod(node, "destroy", false);
                        node.results.duration = (new Date()) - node._start;
                        this.fire({ type: 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 === null){
                    this._cur = this._root;
                } else 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;
                    }

this._handleTestObjectComplete(this._cur);

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._start;
                        this._lastResults = this._cur.results;
                        this._running = false;
                        this.fire({ type: this.COMPLETE_EVENT, results: this._lastResults});
                        this._cur = null;
                    } else if (this._cur) {
                        this._cur = this._cur.next;
                    }
                }

return this._cur;
            },

/**
             * Executes a non-test method (init, setUp, tearDown, destroy)
             * and traps an errors. If an error occurs, an error event is
             * fired.
             * @param {Object} node The test node in the testing tree.
             * @param {String} methodName The name of the method to execute.
             * @param {Boolean} allowAsync Determines if the method can be called asynchronously.
             * @return {Boolean} True if an async method was called, false if not.
             * @method _execNonTestMethod
             * @private
             */
            _execNonTestMethod: function(node, methodName, allowAsync){
                var testObject = node.testObject,
                    event = { type: this.ERROR_EVENT };
                try {
                    if (allowAsync && testObject["async:" + methodName]){
                        testObject["async:" + methodName](this._context);
                        return true;
                    } else {
                        testObject[methodName](this._context);
                    }
                } catch (ex){
                    node.results.errors++;
                    event.error = ex;
                    event.methodName = methodName;
                    if (testObject instanceof YUITest.TestCase){
                        event.testCase = testObject;
                    } else {
                        event.testSuite = testSuite;
                    }

this.fire(event);
                }

return false;
            },

/**
             * Runs a test case or test suite, returning the results.
             * @param {Test.TestCase|YUITest.TestSuite} 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) {

//set flag to say the testrunner is running
                    this._running = true;

//eliminate last results
                    this._lastResult = null;

var testObject = node.testObject;

//figure out what to do
                    if (typeof testObject == "object" && testObject !== null){
                        if (testObject instanceof YUITest.TestSuite){
                            this.fire({ type: this.TEST_SUITE_BEGIN_EVENT, testSuite: testObject });
                            node._start = new Date();
                            this._execNonTestMethod(node, "setUp" ,false);
                        } else if (testObject instanceof YUITest.TestCase){
                            this.fire({ type: this.TEST_CASE_BEGIN_EVENT, testCase: testObject });
                            node._start = new Date();

//regular or async init
                            /*try {
                                if (testObject["async:init"]){
                                    testObject["async:init"](this._context);
                                    return;
                                } else {
                                    testObject.init(this._context);
                                }
                            } catch (ex){
                                node.results.errors++;
                                this.fire({ type: this.ERROR_EVENT, error: ex, testCase: testObject, methodName: "init" });
                            }*/
                            if(this._execNonTestMethod(node, "init", true)){
                                return;
                            }
                        }

//some environments don't support setTimeout
                        if (typeof setTimeout != "undefined"){
                            setTimeout(function(){
                                YUITest.TestRunner._run();
                            }, 0);
                        } else {
                            this._run();
                        }
                    } else {
                        this._runTest(node);
                    }

}
            },

_resumeTest : function (segment) {

//get relevant information
                var node = this._cur;

//we know there's no more waiting now
                this._waiting = false;

//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 = 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 = testName.indexOf("fail:") === 0 ||
                                    (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.call(testCase, this._context);

//if the test hasn't already failed and doesn't have any asserts...
                    if(YUITest.Assert._getCount() == 0 && !this._ignoreEmpty){
                        throw new YUITest.AssertionError("Test has no asserts.");
                    }
                    //if it should fail, and it got here, then it's a fail because it didn't
                     else if (shouldFail){
                        error = new YUITest.ShouldFail();
                        failed = true;
                    } else if (shouldError){
                        error = new YUITest.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 YUITest.AssertionError) {
                        if (!shouldFail){
                            error = thrown;
                            failed = true;
                        }
                    } else if (thrown instanceof YUITest.Wait){

if (typeof thrown.segment == "function"){
                            if (typeof thrown.delay == "number"){

//some environments don't support setTimeout
                                if (typeof setTimeout != "undefined"){
                                    testCase.__yui_wait = setTimeout(function(){
                                        YUITest.TestRunner._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 YUITest.UnexpectedError(thrown);
                            failed = true;
                        } else {
                            //check to see what type of data we have
                            if (typeof shouldError == "string"){

//if it's a string, check the error message
                                if (thrown.message != shouldError){
                                    error = new YUITest.UnexpectedError(thrown);
                                    failed = true;
                                }
                            } else if (typeof shouldError == "function"){

//if it's a function, see if the error is an instance of it
                                if (!(thrown instanceof shouldError)){
                                    error = new YUITest.UnexpectedError(thrown);
                                    failed = true;
                                }

} else if (typeof shouldError == "object" && shouldError !== null){

//if it's an object, check the instance and message
                                if (!(thrown instanceof shouldError.constructor) ||
                                        thrown.message != shouldError.message){
                                    error = new YUITest.UnexpectedError(thrown);
                                    failed = true;
                                }

}

}
                    }

}

//fire appropriate event
                if (failed) {
                    this.fire({ type: this.TEST_FAIL_EVENT, testCase: testCase, testName: testName, error: error });
                } else {
                    this.fire({ type: this.TEST_PASS_EVENT, testCase: testCase, testName: testName });
                }

//run the tear down
                this._execNonTestMethod(node.parent, "tearDown", false);

//reset the assert count
                YUITest.Assert._reset();

//calculate duration
                var duration = (new Date()) - node._start;

//update results
                node.parent.results[testName] = {
                    result: failed ? "fail" : "pass",
                    message: error ? error.getMessage() : "Test passed",
                    type: "test",
                    name: testName,
                    duration: duration
                };

if (failed){
                    node.parent.results.failed++;
                } else {
                    node.parent.results.passed++;
                }
                node.parent.results.total++;

//set timeout not supported in all environments
                if (typeof setTimeout != "undefined"){
                    setTimeout(function(){
                        YUITest.TestRunner._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.
             * @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.
             * @method _runTest
             * @param {TestNode} node The TestNode representing the test to run.
             * @static
             * @private
             */
            _runTest : function (node) {

//get relevant information
                var testName = node.testObject,
                    testCase = node.parent.testObject,
                    test = testCase[testName],

//get the "should" test cases
                    shouldIgnore = testName.indexOf("ignore:") === 0 ||
                                    !inGroups(testCase.groups, this._groups) ||
                                    (testCase._should.ignore || {})[testName];   //deprecated

//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.indexOf("ignore:") === 0 ? testName.substring(7) : testName
                    };

node.parent.results.ignored++;
                    node.parent.results.total++;

this.fire({ type: this.TEST_IGNORE_EVENT,  testCase: testCase, testName: testName });

//some environments don't support setTimeout
                    if (typeof setTimeout != "undefined"){
                        setTimeout(function(){
                            YUITest.TestRunner._run();
                        }, 0);
                    } else {
                        this._run();
                    }

} else {

//mark the start time
                    node._start = new Date();

//run the setup
                    this._execNonTestMethod(node.parent, "setUp", false);

//now call the body of the test
                    this._resumeTest(test);
                }

//-------------------------------------------------------------------------
            // Misc Methods
            //-------------------------------------------------------------------------

/**
             * Retrieves the name of the current result set.
             * @return {String} The name of the result set.
             * @method getName
             */
            getName: function(){
                return this.masterSuite.name;
            },

/**
             * The name assigned to the master suite of the TestRunner. This is the name
             * that is output as the root's name when results are retrieved.
             * @param {String} name The name of the result set.
             * @method setName
             */
            setName: function(name){
                this.masterSuite.name = name;
            },

//-------------------------------------------------------------------------
            // 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.
             * @method add
             * @static
             */
            add : function (testObject) {
                this.masterSuite.add(testObject);
                return this;
            },

/**
             * Removes all test objects from the runner.
             * @method clear
             * @static
             */
            clear : function () {
                this.masterSuite = new YUITest.TestSuite(YUITest.guid('testSuite_'));
            },

/**
             * 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;
            },

/**
             * Indicates that the TestRunner is busy running tests and therefore can't
             * be stopped and results cannot be gathered.
             * @return {Boolean} True if the TestRunner is running, false if not.
             * @method isRunning
             */
            isRunning: function(){
                return this._running;
            },

/**
             * Returns the last complete results set from the TestRunner. Null is returned
             * if the TestRunner is running or no tests have been run.
             * @param {Function} format (Optional) A test format to return the results in.
             * @return {Object|String} Either the results object or, if a test format is
             *      passed as the argument, a string representing the results in a specific
             *      format.
             * @method getResults
             */
            getResults: function(format){
                if (!this._running && this._lastResults){
                    if (typeof format == "function"){
                        return format(this._lastResults);
                    } else {
                        return this._lastResults;
                    }
                } else {
                    return null;
                }
            },

/**
             * Returns the coverage report for the files that have been executed.
             * This returns only coverage information for files that have been
             * instrumented using YUI Test Coverage and only those that were run
             * in the same pass.
             * @param {Function} format (Optional) A coverage format to return results in.
             * @return {Object|String} Either the coverage object or, if a coverage
             *      format is specified, a string representing the results in that format.
             * @method getCoverage
             */
            getCoverage: function(format) {
                var covObject = null;
                if (typeof _yuitest_coverage === "object") {
                    covObject = _yuitest_coverage;
                }
                if (typeof __coverage__ === "object") {
                    covObject = __coverage__;
                }
                if (!this._running && typeof covObject == "object"){
                    if (typeof format == "function") {
                        return format(covObject);
                    } else {
                        return covObject;
                    }
                } else {
                    return null;
                }
            },

/**
             * Used to continue processing when a method marked with
             * "async:" is executed. This should not be used in test
             * methods, only in init(). Each argument is a string, and
             * when the returned function is executed, the arguments
             * are assigned to the context data object using the string
             * as the key name (value is the argument itself).
             * @private
             * @return {Function} A callback function.
             * @method callback
             */
            callback: function(){
                var names   = arguments,
                    data    = this._context,
                    that    = this;

return function(){
                    for (var i=0; i < arguments.length; i++){
                        data[names[i]] = arguments[i];
                    }
                    that._run();
                };
            },

/**
             * Resumes the TestRunner after wait() was called.
             * @param {Function} segment The function to run as the rest
             *      of the haulted test.
             * @method resume
             * @static
             */
            resume : function (segment) {
                if (this._waiting){
                    this._resumeTest(segment || function(){});
                } else {
                    throw new Error("resume() called without wait().");
                }
            },

/**
             * Runs the test suite.
             * @param {Object|Boolean} options (Optional) Options for the runner:
             *      <code>oldMode</code> indicates the TestRunner should work in the YUI <= 2.8 way
             *      of internally managing test suites. <code>groups</code> is an array
             *      of test groups indicating which tests to run.
             * @method run
             * @static
             */
            run : function (options) {

options = options || {};

//pointer to runner to avoid scope issues
                var runner  = YUITest.TestRunner,
                    oldMode = options.oldMode;

//if there's only one suite on the masterSuite, move it up
                if (!oldMode && this.masterSuite.items.length == 1 && this.masterSuite.items[0] instanceof YUITest.TestSuite){
                    this.masterSuite = this.masterSuite.items[0];
                }

//determine if there are any groups to filter on
                runner._groups = (options.groups instanceof Array) ? "," + options.groups.join(",") + "," : "";

//initialize the runner
                runner._buildTestTree();
                runner._context = {};
                runner._root._start = new Date();

//fire the begin event
                runner.fire(runner.BEGIN_EVENT);

//begin the testing
                runner._run();
            }
        });

return new TestRunner();

}();

/**
 * The ArrayAssert object provides functions to test JavaScript array objects
 * for a variety of cases.
 * @namespace Test
 * @module test
 * @class ArrayAssert
 * @static
 */

YUITest.ArrayAssert = {

//=========================================================================
    // Private methods
    //=========================================================================

/**
     * Simple indexOf() implementation for an array. Defers to native
     * if available.
     * @param {Array} haystack The array to search.
     * @param {Any} needle The value to locate.
     * @return {Number} The index of the needle if found or -1 if not.
     * @method _indexOf
     * @private
     */
    _indexOf: function(haystack, needle){
        if (haystack.indexOf){
            return haystack.indexOf(needle);
        } else {
            for (var i=0; i < haystack.length; i++){
                if (haystack[i] === needle){
                    return i;
                }
            }
            return -1;
        }
    },

/**
     * Simple some() implementation for an array. Defers to native
     * if available.
     * @param {Array} haystack The array to search.
     * @param {Function} matcher The function to run on each value.
     * @return {Boolean} True if any value, when run through the matcher,
     *      returns true.
     * @method _some
     * @private
     */
    _some: function(haystack, matcher){
        if (haystack.some){
            return haystack.some(matcher);
        } else {
            for (var i=0; i < haystack.length; i++){
                if (matcher(haystack[i])){
                    return true;
                }
            }
            return false;
        }
    },

/**
     * Asserts that a value is present in an array. This uses the triple equals
     * sign so no type coercion 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) {

YUITest.Assert._increment();

if (this._indexOf(haystack, needle) == -1){
            YUITest.Assert.fail(YUITest.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 coercion 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) {
        YUITest.Assert._increment();

//begin checking values
        for (var i=0; i < needles.length; i++){
            if (this._indexOf(haystack, needles[i]) == -1){
                YUITest.Assert.fail(YUITest.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) {

YUITest.Assert._increment();
        //check for valid matcher
        if (typeof matcher != "function"){
            throw new TypeError("ArrayAssert.containsMatch(): First argument must be a function.");
        }

if (!this._some(haystack, matcher)){
            YUITest.Assert.fail(YUITest.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 coercion 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) {

YUITest.Assert._increment();

if (this._indexOf(haystack, needle) > -1){
            YUITest.Assert.fail(YUITest.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 coercion 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) {

YUITest.Assert._increment();

for (var i=0; i < needles.length; i++){
            if (this._indexOf(haystack, needles[i]) > -1){
                YUITest.Assert.fail(YUITest.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 item 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) {

YUITest.Assert._increment();

//check for valid matcher
        if (typeof matcher != "function"){
            throw new TypeError("ArrayAssert.doesNotContainMatch(): First argument must be a function.");
        }

if (this._some(haystack, matcher)){
            YUITest.Assert.fail(YUITest.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 coercion will occur.
     * @param {Object} needle The value to look for.
     * @param {Array} haystack The array to search in.
     * @param {Number} 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) {

YUITest.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){
                    YUITest.Assert.fail(YUITest.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
        YUITest.Assert.fail(YUITest.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 coercion 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) {

YUITest.Assert._increment();

//first make sure they're array-like (this can probably be improved)
        if (typeof expected != "object" || typeof actual != "object"){
            YUITest.Assert.fail(YUITest.Assert._formatMessage(message, "Value should be an array."));
        }

//next check array length
        if (expected.length != actual.length){
            YUITest.Assert.fail(YUITest.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 YUITest.ComparisonFailure(YUITest.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.
     * @method itemsAreEquivalent
     * @static
     */
    itemsAreEquivalent : function (expected, actual,
                           comparator, message) {

YUITest.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){
            YUITest.Assert.fail(YUITest.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 YUITest.ComparisonFailure(YUITest.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) {
        YUITest.Assert._increment();
        if (actual.length > 0){
            YUITest.Assert.fail(YUITest.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) {
        YUITest.Assert._increment();
        if (actual.length === 0){
            YUITest.Assert.fail(YUITest.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 coercion 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) {

YUITest.Assert._increment();

//begin checking values
        for (var i=0; i < expected.length; i++){
            if (expected[i] !== actual[i]){
                throw new YUITest.ComparisonFailure(YUITest.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 coercion will occur.
     * @param {Object} needle The value to look for.
     * @param {Array} haystack The array to search in.
     * @param {Number} 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){
                    YUITest.Assert.fail(YUITest.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
        YUITest.Assert.fail(YUITest.Assert._formatMessage(message, "Value doesn't exist in array."));
    },

/**
     * Asserts that given array doesn't contain duplicate items.
     * @param {Array} array The array to check.
     * @param {Function} [comparator=null] A custom function to use to test the equality of two values.
     *      This function is similar to the one given to {{#crossLink "Array/unique:method"}}Y.Array.unique{{/crossLink}}.
     * @param {String} [message] The message to display if the assertion fails.
     * @method isUnique
     * @static
     */
    isUnique: function (array, comparator, message) {

YUITest.Assert._increment();

if (!Y.Lang.isArray(array)){
            throw new TypeError("ArrayAssert.isUnique(): First argument must be an array");
        }

if (Y.Lang.isValue(comparator) && !Y.Lang.isFunction(comparator)){
            throw new TypeError("ArrayAssert.isUnique(): Second argument must be a function");
        }

if (Y.Array.unique(array, comparator).length < array.length){
            message = YUITest.Assert._formatMessage(message, "Array contains duplicate(s)");
            YUITest.Assert.fail(message);
        }
    }

};

/**
 * The Assert object provides functions to test JavaScript values against
 * known and expected results. Whenever a comparison (assertion) fails,
 * an error is thrown.
 * @namespace Test
 * @module test
 * @class Assert
 * @static
 */
YUITest.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) {
        if (typeof customMessage == "string" && customMessage.length > 0){
            return customMessage.replace("{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 YUITest.AssertionError(YUITest.Assert._formatMessage(message, "Test force-failed."));
    },

/**
     * A marker that the test should pass.
     * @method pass
     * @static
     */
    pass : function (message) {
        YUITest.Assert._increment();
    },

//-------------------------------------------------------------------------
    // Equality Assertion Methods
    //-------------------------------------------------------------------------

/**
     * Asserts that a value is equal to another. This uses the double equals sign
     * so type coercion 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) {
        YUITest.Assert._increment();
        if (expected != actual) {
            throw new YUITest.ComparisonFailure(YUITest.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 coercion 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) {
        YUITest.Assert._increment();
        if (unexpected == actual) {
            throw new YUITest.UnexpectedValue(YUITest.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 coercion 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) {
        YUITest.Assert._increment();
        if (unexpected === actual) {
            throw new YUITest.UnexpectedValue(YUITest.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 coercion 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) {
        YUITest.Assert._increment();
        if (expected !== actual) {
            throw new YUITest.ComparisonFailure(YUITest.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 coercion 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) {
        YUITest.Assert._increment();
        if (false !== actual) {
            throw new YUITest.ComparisonFailure(YUITest.Assert._formatMessage(message, "Value should be false."), false, actual);
        }
    },

/**
     * Asserts that a value is true. This uses the triple equals sign
     * so no type coercion 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) {
        YUITest.Assert._increment();
        if (true !== actual) {
            throw new YUITest.ComparisonFailure(YUITest.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){
        YUITest.Assert._increment();
        if (!isNaN(actual)){
            throw new YUITest.ComparisonFailure(YUITest.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){
        YUITest.Assert._increment();
        if (isNaN(actual)){
            throw new YUITest.UnexpectedValue(YUITest.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 coercion 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) {
        YUITest.Assert._increment();
        if (actual === null) {
            throw new YUITest.UnexpectedValue(YUITest.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 coercion 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) {
        YUITest.Assert._increment();
        if (typeof actual == "undefined") {
            throw new YUITest.UnexpectedValue(YUITest.Assert._formatMessage(message, "Value should not be undefined."), undefined);
        }
    },

/**
     * Asserts that a value is null. This uses the triple equals sign
     * so no type coercion 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) {
        YUITest.Assert._increment();
        if (actual !== null) {
            throw new YUITest.ComparisonFailure(YUITest.Assert._formatMessage(message, "Value should be null."), null, actual);
        }
    },

/**
     * Asserts that a value is undefined. This uses the triple equals sign
     * so no type coercion 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) {
        YUITest.Assert._increment();
        if (typeof actual != "undefined") {
            throw new YUITest.ComparisonFailure(YUITest.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) {
        YUITest.Assert._increment();
        var shouldFail = false;
        if (Array.isArray){
            shouldFail = !Array.isArray(actual);
        } else {
            shouldFail = Object.prototype.toString.call(actual) != "[object Array]";
        }
        if (shouldFail){
            throw new YUITest.UnexpectedValue(YUITest.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) {
        YUITest.Assert._increment();
        if (typeof actual != "boolean"){
            throw new YUITest.UnexpectedValue(YUITest.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) {
        YUITest.Assert._increment();
        if (!(actual instanceof Function)){
            throw new YUITest.UnexpectedValue(YUITest.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) {
        YUITest.Assert._increment();
        if (!(actual instanceof expected)){
            throw new YUITest.ComparisonFailure(YUITest.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) {
        YUITest.Assert._increment();
        if (typeof actual != "number"){
            throw new YUITest.UnexpectedValue(YUITest.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) {
        YUITest.Assert._increment();
        if (!actual || (typeof actual != "object" && typeof actual != "function")){
            throw new YUITest.UnexpectedValue(YUITest.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) {
        YUITest.Assert._increment();
        if (typeof actual != "string"){
            throw new YUITest.UnexpectedValue(YUITest.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){
        YUITest.Assert._increment();
        if (typeof actualValue != expectedType){
            throw new YUITest.ComparisonFailure(YUITest.Assert._formatMessage(message, "Value should be of type " + expectedType + "."), expectedType, typeof actualValue);
        }
    },

//--------------------------------------------------------------------------
    // Error Detection Methods
    //--------------------------------------------------------------------------

/**
     * Asserts that executing a particular method should throw an error of
     * a specific type. This is a replacement for _should.error.
     * @param {String|Function|Object} expectedError If a string, this
     *      is the error message that the error must have; if a function, this
     *      is the constructor that should have been used to create the thrown
     *      error; if an object, this is an instance of a particular error type
     *      with a specific error message (both must match).
     * @param {Function} method The method to execute that should throw the error.
     * @param {String} message (Optional) The message to display if the assertion
     *      fails.
     * @method throwsError
     * @static
     */
    throwsError: function(expectedError, method, message){
        YUITest.Assert._increment();
        var error = false;

try {
            method();
        } catch (thrown) {

//check to see what type of data we have
            if (typeof expectedError == "string"){

//if it's a string, check the error message
                if (thrown.message != expectedError){
                    error = true;
                }
            } else if (typeof expectedError == "function"){

//if it's a function, see if the error is an instance of it
                if (!(thrown instanceof expectedError)){
                    error = true;
                }

} else if (typeof expectedError == "object" && expectedError !== null){

//if it's an object, check the instance and message
                if (!(thrown instanceof expectedError.constructor) ||
                        thrown.message != expectedError.message){
                    error = true;
                }

} else { //if it gets here, the argument could be wrong
                error = true;
            }

if (error){
                throw new YUITest.UnexpectedError(thrown);
            } else {
                return;
            }
        }

//if it reaches here, the error wasn't thrown, which is a bad thing
        throw new YUITest.AssertionError(YUITest.Assert._formatMessage(message, "Error should have been thrown."));
    }

};
/**
 * 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 Test
 * @module test
 * @class AssertionError
 * @constructor
 */
YUITest.AssertionError = function (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";
};

YUITest.AssertionError.prototype = {

//restore constructor
    constructor: YUITest.AssertionError,

/**
     * 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();
    }

};
/**
 * 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 Test
 * @extends AssertionError
 * @module test
 * @class ComparisonFailure
 * @constructor
 */
YUITest.ComparisonFailure = function (message, expected, actual){

//call superclass
    YUITest.AssertionError.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 from YUITest.AssertionError
YUITest.ComparisonFailure.prototype = new YUITest.AssertionError;

//restore constructor
YUITest.ComparisonFailure.prototype.constructor = YUITest.ComparisonFailure;

/**
 * Returns a fully formatted error for an assertion failure. This message
 * provides information about the expected and actual values.
 * @method getMessage
 * @return {String} A string describing the error.
 */
YUITest.ComparisonFailure.prototype.getMessage = function(){
    return this.message + "\nExpected: " + this.expected + " (" + (typeof this.expected) + ")"  +
            "\nActual: " + this.actual + " (" + (typeof this.actual) + ")";
};
/**
 * An object object containing coverage result formatting methods.
 * @namespace Test
 * @module test
 * @class CoverageFormat
 * @static
 */
YUITest.CoverageFormat = {

/**
     * Returns the coverage report in JSON format. This is the straight
     * JSON representation of the native coverage report.
     * @param {Object} coverage The coverage report object.
     * @return {String} A JSON-formatted string of coverage data.
     * @method JSON
     * @namespace Test.CoverageFormat
     */
    JSON: function(coverage){
        return YUITest.Util.JSON.stringify(coverage);
    },

/**
     * Returns the coverage report in a JSON format compatible with
     * Xdebug. See <a href="http://www.xdebug.com/docs/code_coverage">Xdebug Documentation</a>
     * for more information. Note: function coverage is not available
     * in this format.
     * @param {Object} coverage The coverage report object.
     * @return {String} A JSON-formatted string of coverage data.
     * @method XdebugJSON
     * @namespace Test.CoverageFormat
     */
    XdebugJSON: function(coverage){

var report = {};
        for (var prop in coverage){
            if (coverage.hasOwnProperty(prop)){
                report[prop] = coverage[prop].lines;
            }
        }

return YUITest.Util.JSON.stringify(coverage);
    }

};

/**
 * The DateAssert object provides functions to test JavaScript Date objects
 * for a variety of cases.
 * @namespace Test
 * @module test
 * @class DateAssert
 * @static
 */

YUITest.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){
        YUITest.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 YUITest.ComparisonFailure(YUITest.Assert._formatMessage(message, msg), expected, actual);
            }
        } else {
            throw new TypeError("YUITest.DateAssert.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){
        YUITest.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 YUITest.ComparisonFailure(YUITest.Assert._formatMessage(message, msg), expected, actual);
            }
        } else {
            throw new TypeError("YUITest.DateAssert.timesAreEqual(): Expected and actual values must be Date objects.");
        }
    }

};
/**
 * Creates a new mock object.
 * @namespace Test
 * @module test
 * @class Mock
 * @constructor
 * @param {Object} template (Optional) An object whose methods
 *      should be stubbed out on the mock object.
 */
YUITest.Mock = function(template){

//use blank object is nothing is passed in
    template = template || {};

var mock,
        name;

//try to create mock that keeps prototype chain intact
    //fails in the case of ActiveX objects
    try {
        function f(){}
        f.prototype = template;
        mock = new f();
    } catch (ex) {
        mock = {};
    }

//create stubs for all methods
    for (name in template){
        if (template.hasOwnProperty(name)){
            if (typeof template[name] == "function"){
                mock[name] = function(name){
                    return function(){
                        YUITest.Assert.fail("Method " + name + "() was called but was not expected to be.");
                    };
                }(name);
            }
        }
    }

//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
 *      properties, the keys "property" and "value" are required. For a
 *      method the "method" key defines the method's name, the optional "args"
 *      key provides an array of argument types. The "returns" key provides
 *      an optional return value. An optional "run" key provides a function
 *      to be used as the method body. The return value of a mocked method is
 *      determined first by the "returns" key, then the "run" function's return
 *      value. If neither "returns" nor "run" is provided undefined is returned.
 *      An optional 'error' key defines an error type to be thrown in all cases.
 *      The "callCount" key provides an optional number of times the method is
 *      expected to be called (the default is 1).
 * @method expect
 * @static
 */
YUITest.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 || [],
            result = expectation.returns,
            callCount = (typeof expectation.callCount == "number") ? expectation.callCount : 1,
            error = expectation.error,
            run = expectation.run || function(){},
            runResult,
            i;

//save expectations
        mock.__expectations[name] = expectation;
        expectation.callCount = callCount;
        expectation.actualCallCount = 0;

//process arguments
        for (i=0; i < args.length; i++){
             if (!(args[i] instanceof YUITest.Mock.Value)){
                args[i] = YUITest.Mock.Value(YUITest.Assert.areSame, [args[i]], "Argument " + i + " of " + name + "() is incorrect.");
            }
        }

//if the method is expected to be called
        if (callCount > 0){
            mock[name] = function(){
                try {
                    expectation.actualCallCount++;
                    YUITest.Assert.areEqual(args.length, arguments.length, "Method " + name + "() passed incorrect number of arguments.");
                    for (var i=0, len=args.length; i < len; i++){
                        args[i].verify(arguments[i]);
                    }

runResult = run.apply(this, arguments);

if (error){
                        throw error;
                    }
                } catch (ex){
                    //route through TestRunner for proper handling
                    YUITest.TestRunner._handleError(ex);
                }

// Any value provided for 'returns' overrides any value returned
                // by our 'run' function.
                return expectation.hasOwnProperty('returns') ? result : runResult;
            };
        } else {

//method should fail if called when not expected
            mock[name] = function(){
                try {
                    YUITest.Assert.fail("Method " + name + "() should not have been called.");
                } catch (ex){
                    //route through TestRunner for proper handling
                    YUITest.TestRunner._handleError(ex);
                }
            };
        }
    } else if (expectation.property){
        //save expectations
        mock.__expectations[expectation.property] = 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..
 * @method verify
 * @static
 */
YUITest.Mock.verify = function(mock){
    try {

for (var name in mock.__expectations){
            if (mock.__expectations.hasOwnProperty(name)){
                var expectation = mock.__expectations[name];
                if (expectation.method) {
                    YUITest.Assert.areEqual(expectation.callCount, expectation.actualCallCount, "Method " + expectation.method + "() wasn't called the expected number of times.");
                } else if (expectation.property){
                    YUITest.Assert.areEqual(expectation.value, mock[expectation.property], "Property " + expectation.property + " wasn't set to the correct value.");
                }
            }
        }

} catch (ex){
        //route through TestRunner for proper handling
        YUITest.TestRunner._handleError(ex);
    }
};

/**
 * Creates a new value matcher.
 * @param {Function} method The function to call on the value.
 * @param {Array} originalArgs (Optional) Array of arguments to pass to the method.
 * @param {String} message (Optional) Message to display in case of failure.
 * @namespace Test.Mock
 * @module test
 * @class Value
 * @constructor
 */
YUITest.Mock.Value = function(method, originalArgs, message){
    if (this instanceof YUITest.Mock.Value){
        this.verify = function(value){
            var args = [].concat(originalArgs || []);
            args.push(value);
            args.push(message);
            method.apply(null, args);
        };
    } else {
        return new YUITest.Mock.Value(method, originalArgs, message);
    }
};

/**
 * Predefined matcher to match any value.
 * @property Any
 * @static
 * @type Function
 */
YUITest.Mock.Value.Any        = YUITest.Mock.Value(function(){});

/**
 * Predefined matcher to match boolean values.
 * @property Boolean
 * @static
 * @type Function
 */
YUITest.Mock.Value.Boolean    = YUITest.Mock.Value(YUITest.Assert.isBoolean);

/**
 * Predefined matcher to match number values.
 * @property Number
 * @static
 * @type Function
 */
YUITest.Mock.Value.Number     = YUITest.Mock.Value(YUITest.Assert.isNumber);

/**
 * Predefined matcher to match string values.
 * @property String
 * @static
 * @type Function
 */
YUITest.Mock.Value.String     = YUITest.Mock.Value(YUITest.Assert.isString);

/**
 * Predefined matcher to match object values.
 * @property Object
 * @static
 * @type Function
 */
YUITest.Mock.Value.Object     = YUITest.Mock.Value(YUITest.Assert.isObject);

/**
 * Predefined matcher to match function values.
 * @property Function
 * @static
 * @type Function
 */
YUITest.Mock.Value.Function   = YUITest.Mock.Value(YUITest.Assert.isFunction);

/**
 * The ObjectAssert object provides functions to test JavaScript objects
 * for a variety of cases.
 * @namespace Test
 * @module test
 * @class ObjectAssert
 * @static
 */
YUITest.ObjectAssert = {

/**
     * Asserts that an object has all of the same properties
     * and property values as the other.
     * @param {Object} expected The object with all expected properties and values.
     * @param {Object} actual The object to inspect.
     * @param {String} message (Optional) The message to display if the assertion fails.
     * @method areEqual
     * @static
     * @deprecated
     */
    areEqual: function(expected, actual, message) {
        YUITest.Assert._increment();

var expectedKeys = YUITest.Object.keys(expected),
            actualKeys = YUITest.Object.keys(actual);

//first check keys array length
        if (expectedKeys.length != actualKeys.length){
            YUITest.Assert.fail(YUITest.Assert._formatMessage(message, "Object should have " + expectedKeys.length + " keys but has " + actualKeys.length));
        }

//then check values
        for (var name in expected){
            if (expected.hasOwnProperty(name)){
                if (expected[name] != actual[name]){
                    throw new YUITest.ComparisonFailure(YUITest.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
     * @deprecated Use ownsOrInheritsKey() instead
     */
    hasKey: function (propertyName, object, message) {
        YUITest.ObjectAssert.ownsOrInheritsKey(propertyName, object, message);
    },

/**
     * Asserts that a property with the given name exists on an object's 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 inheritsKey
     * @static
     */
    inheritsKey: function (propertyName, object, message) {
        YUITest.Assert._increment();
        if (!(propertyName in object && !object.hasOwnProperty(propertyName))){
            YUITest.Assert.fail(YUITest.Assert._formatMessage(message, "Property '" + propertyName + "' not found on object instance."));
        }
    },

/**
     * Asserts that all properties exist on an object 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 inheritsKeys
     * @static
     */
    inheritsKeys: function (properties, object, message) {
        YUITest.Assert._increment();
        for (var i=0; i < properties.length; i++){
            if (!(propertyName in object && !object.hasOwnProperty(properties[i]))){
                YUITest.Assert.fail(YUITest.Assert._formatMessage(message, "Property '" + properties[i] + "' not found on object instance."));
            }
        }
    },

/**
     * 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) {
        YUITest.Assert._increment();
        if (!object.hasOwnProperty(propertyName)){
            YUITest.Assert.fail(YUITest.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) {
        YUITest.Assert._increment();
        for (var i=0; i < properties.length; i++){
            if (!object.hasOwnProperty(properties[i])){
                YUITest.Assert.fail(YUITest.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) {
        YUITest.Assert._increment();
        var count = YUITest.Object.keys(object).length;

if (count !== 0){
            YUITest.Assert.fail(YUITest.Assert._formatMessage(message, "Object owns " + count + " properties but should own none."));
        }

/**
     * 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 ownsOrInheritsKey
     * @static
     */
    ownsOrInheritsKey: function (propertyName, object, message) {
        YUITest.Assert._increment();
        if (!(propertyName in object)){
            YUITest.Assert.fail(YUITest.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 ownsOrInheritsKeys
     * @static
     */
    ownsOrInheritsKeys: function (properties, object, message) {
        YUITest.Assert._increment();
        for (var i=0; i < properties.length; i++){
            if (!(properties[i] in object)){
                YUITest.Assert.fail(YUITest.Assert._formatMessage(message, "Property '" + properties[i] + "' not found on object."));
            }
        }
    }
};
/**
 * Convenience type for storing and aggregating
 * test result information.
 * @private
 * @namespace Test
 * @module test
 * @class Results
 * @constructor
 * @param {String} name The name of the test.
 */
YUITest.Results = function(name){

/**
     * Name of the test, test case, or test suite.
     * @type String
     * @property name
     */
    this.name = name;

/**
     * Number of passed tests.
     * @type int
     * @property passed
     */
    this.passed = 0;

/**
     * Number of failed tests.
     * @type int
     * @property failed
     */
    this.failed = 0;

/**
     * Number of errors that occur in non-test methods.
     * @type int
     * @property errors
     */
    this.errors = 0;

/**
     * Number of ignored tests.
     * @type int
     * @property ignored
     */
    this.ignored = 0;

/**
     * Number of total tests.
     * @type int
     * @property total
     */
    this.total = 0;

/**
     * Amount of time (ms) it took to complete testing.
     * @type int
     * @property duration
     */
    this.duration = 0;
};

/**
 * Includes results from another results object into this one.
 * @param {Test.Results} result The results object to include.
 * @method include
 */
YUITest.Results.prototype.include = function(results){
    this.passed += results.passed;
    this.failed += results.failed;
    this.ignored += results.ignored;
    this.total += results.total;
    this.errors += results.errors;
};
/**
 * 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 Test
 * @extends AssertionError
 * @module test
 * @class ShouldError
 * @constructor
 */
YUITest.ShouldError = function (message){

//call superclass
    YUITest.AssertionError.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 from YUITest.AssertionError
YUITest.ShouldError.prototype = new YUITest.AssertionError();

//restore constructor
YUITest.ShouldError.prototype.constructor = YUITest.ShouldError;
/**
 * ShouldFail is subclass of AssertionError 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 Test
 * @extends YUITest.AssertionError
 * @module test
 * @class ShouldFail
 * @constructor
 */
YUITest.ShouldFail = function (message){

//call superclass
    YUITest.AssertionError.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 from YUITest.AssertionError
YUITest.ShouldFail.prototype = new YUITest.AssertionError();

//restore constructor
YUITest.ShouldFail.prototype.constructor = YUITest.ShouldFail;
/**
 * UnexpectedError is subclass of AssertionError 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 Test
 * @extends YUITest.AssertionError
 * @module test
 * @class UnexpectedError
 * @constructor
 */
YUITest.UnexpectedError = function (cause){

//call superclass
    YUITest.AssertionError.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 from YUITest.AssertionError
YUITest.UnexpectedError.prototype = new YUITest.AssertionError();

//restore constructor
YUITest.UnexpectedError.prototype.constructor = YUITest.UnexpectedError;
/**
 * 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 Test
 * @extends AssertionError
 * @module test
 * @class UnexpectedValue
 * @constructor
 */
YUITest.UnexpectedValue = function (message, unexpected){

//call superclass
    YUITest.AssertionError.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 from YUITest.AssertionError
YUITest.UnexpectedValue.prototype = new YUITest.AssertionError();

//restore constructor
YUITest.UnexpectedValue.prototype.constructor = YUITest.UnexpectedValue;

/**
 * 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 {Number} delay The number of milliseconds to wait before running the code.
 * @module test
 * @class Wait
 * @namespace Test
 * @constructor
 *
 */
YUITest.Wait = function (segment, delay) {

/**
     * The segment of code to run when the wait is over.
     * @type Function
     * @property segment
     */
    this.segment = (typeof segment == "function" ? segment : null);

/**
     * The delay before running the segment of code.
     * @type int
     * @property delay
     */
    this.delay = (typeof delay == "number" ? delay : 0);
};

//Setting up our aliases..
Y.Test = YUITest;
Y.Object.each(YUITest, function(item, name) {
    var name = name.replace('Test', '');
    Y.Test[name] = item;
});

} //End of else in top wrapper

Y.Assert = YUITest.Assert;
Y.Assert.Error = Y.Test.AssertionError;
Y.Assert.ComparisonFailure = Y.Test.ComparisonFailure;
Y.Assert.UnexpectedValue = Y.Test.UnexpectedValue;
Y.Mock = Y.Test.Mock;
Y.ObjectAssert = Y.Test.ObjectAssert;
Y.ArrayAssert = Y.Test.ArrayAssert;
Y.DateAssert = Y.Test.DateAssert;
Y.Test.ResultsFormat = Y.Test.TestFormat;

var itemsAreEqual = Y.Test.ArrayAssert.itemsAreEqual;

Y.Test.ArrayAssert.itemsAreEqual = function(expected, actual, message) {
    return itemsAreEqual.call(this, Y.Array(expected), Y.Array(actual), message);
};

/**
 * Asserts that a given condition is true. If not, then a Y.Assert.Error object is thrown
 * and the test fails.
 * @method assert
 * @param {Boolean} condition The condition to test.
 * @param {String} message The message to display if the assertion fails.
 * @for YUI
 * @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 fail
 * @param {String} message (Optional) The message to display with the failure.
 * @for YUI
 * @static
 */
Y.fail = Y.Assert.fail;

Y.Test.Runner.once = Y.Test.Runner.subscribe;

Y.Test.Runner.disableLogging = function() {
    Y.Test.Runner._log = false;
};

Y.Test.Runner.enableLogging = function() {
    Y.Test.Runner._log = true;
};

Y.Test.Runner._ignoreEmpty = true;
Y.Test.Runner._log = true;

Y.Test.Runner.on = Y.Test.Runner.attach;

//Only allow one instance of YUITest
if (!YUI.YUITest) {

if (Y.config.win) {
        Y.config.win.YUITest = YUITest;
    }

YUI.YUITest = Y.Test;

//Only setup the listeners once.
    var 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 = Y.Lang.sub("Testing completed at " +
                    (new Date()).toString() + ".\n" +
                    "Passed:{passed} Failed:{failed} " +
                    "Total:{total} ({ignored} ignored)",
                    event.results);
                messageType = "info";
                break;

case this.TEST_FAIL_EVENT:
                message = event.testName + ": failed.\n" + 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 = Y.Lang.sub("Test suite \"" +
                    event.testSuite.name + "\" completed" + ".\n" +
                    "Passed:{passed} Failed:{failed} " +
                    "Total:{total} ({ignored} ignored)",
                    event.results);
                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 = Y.Lang.sub("Test case \"" +
                    event.testCase.name + "\" completed.\n" +
                    "Passed:{passed} Failed:{failed} " +
                    "Total:{total} ({ignored} ignored)",
                    event.results);
                messageType = "info";
                break;
            default:
                message = "Unexpected event " + event.type;
                messageType = "info";
        }

if (Y.Test.Runner._log) {
            Y.log(message, messageType, "TestRunner");
        }
    };

var i, name;

for (i in Y.Test.Runner) {
        name = Y.Test.Runner[i];
        if (i.indexOf('_EVENT') > -1) {
            Y.Test.Runner.subscribe(name, logEvent);
        }
    };

} //End if for YUI.YUITest

}, '3.18.1', {"requires": ["event-simulate", "event-custom", "json-stringify"]});

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