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/*!
 * QUnit 1.14.0
 * http://qunitjs.com/
 *
 * Copyright 2013 jQuery Foundation and other contributors
 * Released under the MIT license
 * http://jquery.org/license
 *
 * Date: 2014-01-31T16:40Z
 */

(function( window ) {

var QUnit,
        assert,
        config,
        onErrorFnPrev,
        testId = 0,
        fileName = (sourceFromStacktrace( 0 ) || "" ).replace(/(:\d+)+\)?/, "").replace(/.+\//, ""),
        toString = Object.prototype.toString,
        hasOwn = Object.prototype.hasOwnProperty,
        // Keep a local reference to Date (GH-283)
        Date = window.Date,
        setTimeout = window.setTimeout,
        clearTimeout = window.clearTimeout,
        defined = {
                document: typeof window.document !== "undefined",
                setTimeout: typeof window.setTimeout !== "undefined",
                sessionStorage: (function() {
                        var x = "qunit-test-string";
                        try {
                                sessionStorage.setItem( x, x );
                                sessionStorage.removeItem( x );
                                return true;
                        } catch( e ) {
                                return false;
                        }
                }())
        },
        /**
         * Provides a normalized error string, correcting an issue
         * with IE 7 (and prior) where Error.prototype.toString is
         * not properly implemented
         *
         * Based on http://es5.github.com/#x15.11.4.4
         *
         * @param {String|Error} error
         * @return {String} error message
         */
        errorString = function( error ) {
                var name, message,
                        errorString = error.toString();
                if ( errorString.substring( 0, 7 ) === "[object" ) {
                        name = error.name ? error.name.toString() : "Error";
                        message = error.message ? error.message.toString() : "";
                        if ( name && message ) {
                                return name + ": " + message;
                        } else if ( name ) {
                                return name;
                        } else if ( message ) {
                                return message;
                        } else {
                                return "Error";
                        }
                } else {
                        return errorString;
                }
        },
        /**
         * Makes a clone of an object using only Array or Object as base,
         * and copies over the own enumerable properties.
         *
         * @param {Object} obj
         * @return {Object} New object with only the own properties (recursively).
         */
        objectValues = function( obj ) {
                // Grunt 0.3.x uses an older version of jshint that still has jshint/jshint#392.
                /*jshint newcap: false */
                var key, val,
                        vals = QUnit.is( "array", obj ) ? [] : {};
                for ( key in obj ) {
                        if ( hasOwn.call( obj, key ) ) {
                                val = obj[key];
                                vals[key] = val === Object(val) ? objectValues(val) : val;
                        }
                }
                return vals;
        };


// Root QUnit object.
// `QUnit` initialized at top of scope
QUnit = {

        // call on start of module test to prepend name to all tests
        module: function( name, testEnvironment ) {
                config.currentModule = name;
                config.currentModuleTestEnvironment = testEnvironment;
                config.modules[name] = true;
        },

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

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

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

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

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

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

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

                test.queue();
        },

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

        start: function( count ) {
                // QUnit hasn't been initialized yet.
                // Note: RequireJS (et al) may delay onLoad
                if ( config.semaphore === undefined ) {
                        QUnit.begin(function() {
                                // This is triggered at the top of QUnit.load, push start() to the event loop, to allow QUnit.load to finish first
                                setTimeout(function() {
                                        QUnit.start( count );
                                });
                        });
                        return;
                }

                config.semaphore -= count || 1;
                // don't start until equal number of stop-calls
                if ( config.semaphore > 0 ) {
                        return;
                }
                // ignore if start is called more often then stop
                if ( config.semaphore < 0 ) {
                        config.semaphore = 0;
                        QUnit.pushFailure( "Called start() while already started (QUnit.config.semaphore was 0 already)", null, sourceFromStacktrace(2) );
                        return;
                }
                // A slight delay, to avoid any current callbacks
                if ( defined.setTimeout ) {
                        setTimeout(function() {
                                if ( config.semaphore > 0 ) {
                                        return;
                                }
                                if ( config.timeout ) {
                                        clearTimeout( config.timeout );
                                }

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

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

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

// We use the prototype to distinguish between properties that should
// be exposed as globals (and in exports) and those that shouldn't
(function() {
        function F() {}
        F.prototype = QUnit;
        QUnit = new F();
        // Make F QUnit's constructor so that we can add to the prototype later
        QUnit.constructor = F;
}());

/**
 * Config object: Maintain internal state
 * Later exposed as QUnit.config
 * `config` initialized at top of scope
 */
config = {
        // The queue of tests to run
        queue: [],

        // block until document ready
        blocking: true,

        // when enabled, show only failing tests
        // gets persisted through sessionStorage and can be changed in UI via checkbox
        hidepassed: false,

        // by default, run previously failed tests first
        // very useful in combination with "Hide passed tests" checked
        reorder: true,

        // by default, modify document.title when suite is done
        altertitle: true,

        // by default, scroll to top of the page when suite is done
        scrolltop: true,

        // when enabled, all tests must call expect()
        requireExpects: false,

        // add checkboxes that are persisted in the query-string
        // when enabled, the id is set to `true` as a `QUnit.config` property
        urlConfig: [
                {
                        id: "noglobals",
                        label: "Check for Globals",
                        tooltip: "Enabling this will test if any test introduces new properties on the `window` object. Stored as query-strings."
                },
                {
                        id: "notrycatch",
                        label: "No try-catch",
                        tooltip: "Enabling this will run tests outside of a try-catch block. Makes debugging exceptions in IE reasonable. Stored as query-strings."
                }
        ],

        // Set of all modules.
        modules: {},

        // logging callback queues
        begin: [],
        done: [],
        log: [],
        testStart: [],
        testDone: [],
        moduleStart: [],
        moduleDone: []
};

// Initialize more QUnit.config and QUnit.urlParams
(function() {
        var i, current,
                location = window.location || { search: "", protocol: "file:" },
                params = location.search.slice( 1 ).split( "&" ),
                length = params.length,
                urlParams = {};

        if ( params[ 0 ] ) {
                for ( i = 0; i < length; i++ ) {
                        current = params[ i ].split( "=" );
                        current[ 0 ] = decodeURIComponent( current[ 0 ] );

                        // allow just a key to turn on a flag, e.g., test.html?noglobals
                        current[ 1 ] = current[ 1 ] ? decodeURIComponent( current[ 1 ] ) : true;
                        if ( urlParams[ current[ 0 ] ] ) {
                                urlParams[ current[ 0 ] ] = [].concat( urlParams[ current[ 0 ] ], current[ 1 ] );
                        } else {
                                urlParams[ current[ 0 ] ] = current[ 1 ];
                        }
                }
        }

        QUnit.urlParams = urlParams;

        // String search anywhere in moduleName+testName
        config.filter = urlParams.filter;

        // Exact match of the module name
        config.module = urlParams.module;

        config.testNumber = [];
        if ( urlParams.testNumber ) {

                // Ensure that urlParams.testNumber is an array
                urlParams.testNumber = [].concat( urlParams.testNumber );
                for ( i = 0; i < urlParams.testNumber.length; i++ ) {
                        current = urlParams.testNumber[ i ];
                        config.testNumber.push( parseInt( current, 10 ) );
                }
        }

        // Figure out if we're running the tests from a server or not
        QUnit.isLocal = location.protocol === "file:";
}());

extend( QUnit, {

        config: config,

        // Initialize the configuration options
        init: function() {
                extend( config, {
                        stats: { all: 0, bad: 0 },
                        moduleStats: { all: 0, bad: 0 },
                        started: +new Date(),
                        updateRate: 1000,
                        blocking: false,
                        autostart: true,
                        autorun: false,
                        filter: "",
                        queue: [],
                        semaphore: 1
                });

                var tests, banner, result,
                        qunit = id( "qunit" );

                if ( qunit ) {
                        qunit.innerHTML =
                                "<h1 id='qunit-header'>" + escapeText( document.title ) + "</h1>" +
                                "<h2 id='qunit-banner'></h2>" +
                                "<div id='qunit-testrunner-toolbar'></div>" +
                                "<h2 id='qunit-userAgent'></h2>" +
                                "<ol id='qunit-tests'></ol>";
                }

                tests = id( "qunit-tests" );
                banner = id( "qunit-banner" );
                result = id( "qunit-testresult" );

                if ( tests ) {
                        tests.innerHTML = "";
                }

                if ( banner ) {
                        banner.className = "";
                }

                if ( result ) {
                        result.parentNode.removeChild( result );
                }

                if ( tests ) {
                        result = document.createElement( "p" );
                        result.id = "qunit-testresult";
                        result.className = "result";
                        tests.parentNode.insertBefore( result, tests );
                        result.innerHTML = "Running...<br/>&nbsp;";
                }
        },

        // Resets the test setup. Useful for tests that modify the DOM.
        /*
        DEPRECATED: Use multiple tests instead of resetting inside a test.
        Use testStart or testDone for custom cleanup.
        This method will throw an error in 2.0, and will be removed in 2.1
        */
        reset: function() {
                var fixture = id( "qunit-fixture" );
                if ( fixture ) {
                        fixture.innerHTML = config.fixture;
                }
        },

        // Safe object type checking
        is: function( type, obj ) {
                return QUnit.objectType( obj ) === type;
        },

        objectType: function( obj ) {
                if ( typeof obj === "undefined" ) {
                        return "undefined";
                }

                // Consider: typeof null === object
                if ( obj === null ) {
                        return "null";
                }

                var match = toString.call( obj ).match(/^\[object\s(.*)\]$/),
                        type = match && match[1] || "";

                switch ( type ) {
                        case "Number":
                                if ( isNaN(obj) ) {
                                        return "nan";
                                }
                                return "number";
                        case "String":
                        case "Boolean":
                        case "Array":
                        case "Date":
                        case "RegExp":
                        case "Function":
                                return type.toLowerCase();
                }
                if ( typeof obj === "object" ) {
                        return "object";
                }
                return undefined;
        },

        push: function( result, actual, expected, message ) {
                if ( !config.current ) {
                        throw new Error( "assertion outside test context, was " + sourceFromStacktrace() );
                }

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

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

                if ( !result ) {
                        expected = escapeText( QUnit.jsDump.parse(expected) );
                        actual = escapeText( QUnit.jsDump.parse(actual) );
                        output += "<table><tr class='test-expected'><th>Expected: </th><td><pre>" + expected + "</pre></td></tr>";

                        if ( actual !== expected ) {
                                output += "<tr class='test-actual'><th>Result: </th><td><pre>" + actual + "</pre></td></tr>";
                                output += "<tr class='test-diff'><th>Diff: </th><td><pre>" + QUnit.diff( expected, actual ) + "</pre></td></tr>";
                        }

                        source = sourceFromStacktrace();

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

                        output += "</table>";
                }

                runLoggingCallbacks( "log", QUnit, details );

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

        pushFailure: function( message, source, actual ) {
                if ( !config.current ) {
                        throw new Error( "pushFailure() assertion outside test context, was " + sourceFromStacktrace(2) );
                }

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

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

                output += "<table>";

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

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

                output += "</table>";

                runLoggingCallbacks( "log", QUnit, details );

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

        config.blocking = false;

        len = config.urlConfig.length;

        for ( i = 0; i < len; i++ ) {
                val = config.urlConfig[i];
                if ( typeof val === "string" ) {
                        val = {
                                id: val,
                                label: val
                        };
                }
                config[ val.id ] = QUnit.urlParams[ val.id ];
                if ( !val.value || typeof val.value === "string" ) {
                        urlConfigHtml += "<input id='qunit-urlconfig-" + escapeText( val.id ) +
                                "' name='" + escapeText( val.id ) +
                                "' type='checkbox'" +
                                ( val.value ? " value='" + escapeText( val.value ) + "'" : "" ) +
                                ( config[ val.id ] ? " checked='checked'" : "" ) +
                                " title='" + escapeText( val.tooltip ) +
                                "'><label for='qunit-urlconfig-" + escapeText( val.id ) +
                                "' title='" + escapeText( val.tooltip ) + "'>" + val.label + "</label>";
                } else {
                        urlConfigHtml += "<label for='qunit-urlconfig-" + escapeText( val.id ) +
                                "' title='" + escapeText( val.tooltip ) +
                                "'>" + val.label +
                                ": </label><select id='qunit-urlconfig-" + escapeText( val.id ) +
                                "' name='" + escapeText( val.id ) +
                                "' title='" + escapeText( val.tooltip ) +
                                "'><option></option>";
                        selection = false;
                        if ( QUnit.is( "array", val.value ) ) {
                                for ( j = 0; j < val.value.length; j++ ) {
                                        urlConfigHtml += "<option value='" + escapeText( val.value[j] ) + "'" +
                                                ( config[ val.id ] === val.value[j] ?
                                                        (selection = true) && " selected='selected'" :
                                                        "" ) +
                                                ">" + escapeText( val.value[j] ) + "</option>";
                                }
                        } else {
                                for ( j in val.value ) {
                                        if ( hasOwn.call( val.value, j ) ) {
                                                urlConfigHtml += "<option value='" + escapeText( j ) + "'" +
                                                        ( config[ val.id ] === j ?
                                                                (selection = true) && " selected='selected'" :
                                                                "" ) +
                                                        ">" + escapeText( val.value[j] ) + "</option>";
                                        }
                                }
                        }
                        if ( config[ val.id ] && !selection ) {
                                urlConfigHtml += "<option value='" + escapeText( config[ val.id ] ) +
                                        "' selected='selected' disabled='disabled'>" +
                                        escapeText( config[ val.id ] ) +
                                        "</option>";
                        }
                        urlConfigHtml += "</select>";
                }
        }
        for ( i in config.modules ) {
                if ( config.modules.hasOwnProperty( i ) ) {
                        moduleNames.push(i);
                }
        }
        numModules = moduleNames.length;
        moduleNames.sort( function( a, b ) {
                return a.localeCompare( b );
        });
        moduleFilterHtml += "<label for='qunit-modulefilter'>Module: </label><select id='qunit-modulefilter' name='modulefilter'><option value='' " +
                ( config.module === undefined  ? "selected='selected'" : "" ) +
                ">< All Modules ></option>";


        for ( i = 0; i < numModules; i++) {
                        moduleFilterHtml += "<option value='" + escapeText( encodeURIComponent(moduleNames[i]) ) + "' " +
                                ( config.module === moduleNames[i] ? "selected='selected'" : "" ) +
                                ">" + escapeText(moduleNames[i]) + "</option>";
        }
        moduleFilterHtml += "</select>";

        // `userAgent` initialized at top of scope
        userAgent = id( "qunit-userAgent" );
        if ( userAgent ) {
                userAgent.innerHTML = navigator.userAgent;
        }

        // `banner` initialized at top of scope
        banner = id( "qunit-header" );
        if ( banner ) {
                banner.innerHTML = "<a href='" + QUnit.url({ filter: undefined, module: undefined, testNumber: undefined }) + "'>" + banner.innerHTML + "</a> ";
        }

        // `toolbar` initialized at top of scope
        toolbar = id( "qunit-testrunner-toolbar" );
        if ( toolbar ) {
                // `filter` initialized at top of scope
                filter = document.createElement( "input" );
                filter.type = "checkbox";
                filter.id = "qunit-filter-pass";

                addEvent( filter, "click", function() {
                        var tmp,
                                ol = id( "qunit-tests" );

                        if ( filter.checked ) {
                                ol.className = ol.className + " hidepass";
                        } else {
                                tmp = " " + ol.className.replace( /[\n\t\r]/g, " " ) + " ";
                                ol.className = tmp.replace( / hidepass /, " " );
                        }
                        if ( defined.sessionStorage ) {
                                if (filter.checked) {
                                        sessionStorage.setItem( "qunit-filter-passed-tests", "true" );
                                } else {
                                        sessionStorage.removeItem( "qunit-filter-passed-tests" );
                                }
                        }
                });

                if ( config.hidepassed || defined.sessionStorage && sessionStorage.getItem( "qunit-filter-passed-tests" ) ) {
                        filter.checked = true;
                        // `ol` initialized at top of scope
                        ol = id( "qunit-tests" );
                        ol.className = ol.className + " hidepass";
                }
                toolbar.appendChild( filter );

                // `label` initialized at top of scope
                label = document.createElement( "label" );
                label.setAttribute( "for", "qunit-filter-pass" );
                label.setAttribute( "title", "Only show tests and assertions that fail. Stored in sessionStorage." );
                label.innerHTML = "Hide passed tests";
                toolbar.appendChild( label );

                urlConfigContainer = document.createElement("span");
                urlConfigContainer.innerHTML = urlConfigHtml;
                // For oldIE support:
                // * Add handlers to the individual elements instead of the container
                // * Use "click" instead of "change" for checkboxes
                // * Fallback from event.target to event.srcElement
                addEvents( urlConfigContainer.getElementsByTagName("input"), "click", function( event ) {
                        var params = {},
                                target = event.target || event.srcElement;
                        params[ target.name ] = target.checked ?
                                target.defaultValue || true :
                                undefined;
                        window.location = QUnit.url( params );
                });
                addEvents( urlConfigContainer.getElementsByTagName("select"), "change", function( event ) {
                        var params = {},
                                target = event.target || event.srcElement;
                        params[ target.name ] = target.options[ target.selectedIndex ].value || undefined;
                        window.location = QUnit.url( params );
                });
                toolbar.appendChild( urlConfigContainer );

                if (numModules > 1) {
                        moduleFilter = document.createElement( "span" );
                        moduleFilter.setAttribute( "id", "qunit-modulefilter-container" );
                        moduleFilter.innerHTML = moduleFilterHtml;
                        addEvent( moduleFilter.lastChild, "change", function() {
                                var selectBox = moduleFilter.getElementsByTagName("select")[0],
                                        selectedModule = decodeURIComponent(selectBox.options[selectBox.selectedIndex].value);

                                window.location = QUnit.url({
                                        module: ( selectedModule === "" ) ? undefined : selectedModule,
                                        // Remove any existing filters
                                        filter: undefined,
                                        testNumber: undefined
                                });
                        });
                        toolbar.appendChild(moduleFilter);
                }
        }

        // `main` initialized at top of scope
        main = id( "qunit-fixture" );
        if ( main ) {
                config.fixture = main.innerHTML;
        }

        if ( config.autostart ) {
                QUnit.start();
        }
};

if ( defined.document ) {
        addEvent( window, "load", QUnit.load );
}

// `onErrorFnPrev` initialized at top of scope
// Preserve other handlers
onErrorFnPrev = window.onerror;

// Cover uncaught exceptions
// Returning true will suppress the default browser handler,
// returning false will let it run.
window.onerror = function ( error, filePath, linerNr ) {
        var ret = false;
        if ( onErrorFnPrev ) {
                ret = onErrorFnPrev( error, filePath, linerNr );
        }

        // Treat return value as window.onerror itself does,
        // Only do our handling if not suppressed.
        if ( ret !== true ) {
                if ( QUnit.config.current ) {
                        if ( QUnit.config.current.ignoreGlobalErrors ) {
                                return true;
                        }
                        QUnit.pushFailure( error, filePath + ":" + linerNr );
                } else {
                        QUnit.test( "global failure", extend( function() {
                                QUnit.pushFailure( error, filePath + ":" + linerNr );
                        }, { validTest: validTest } ) );
                }
                return false;
        }

        return ret;
};

function done() {
        config.autorun = true;

        // Log the last module results
        if ( config.previousModule ) {
                runLoggingCallbacks( "moduleDone", QUnit, {
                        name: config.previousModule,
                        failed: config.moduleStats.bad,
                        passed: config.moduleStats.all - config.moduleStats.bad,
                        total: config.moduleStats.all
                });
        }
        delete config.previousModule;

        var i, key,
                banner = id( "qunit-banner" ),
                tests = id( "qunit-tests" ),
                runtime = +new Date() - config.started,
                passed = config.stats.all - config.stats.bad,
                html = [
                        "Tests completed in ",
                        runtime,
                        " milliseconds.<br/>",
                        "<span class='passed'>",
                        passed,
                        "</span> assertions of <span class='total'>",
                        config.stats.all,
                        "</span> passed, <span class='failed'>",
                        config.stats.bad,
                        "</span> failed."
                ].join( "" );

        if ( banner ) {
                banner.className = ( config.stats.bad ? "qunit-fail" : "qunit-pass" );
        }

        if ( tests ) {
                id( "qunit-testresult" ).innerHTML = html;
        }

        if ( config.altertitle && defined.document && document.title ) {
                // show ✖ for good, ✔ for bad suite result in title
                // use escape sequences in case file gets loaded with non-utf-8-charset
                document.title = [
                        ( config.stats.bad ? "\u2716" : "\u2714" ),
                        document.title.replace( /^[\u2714\u2716] /i, "" )
                ].join( " " );
        }

        // clear own sessionStorage items if all tests passed
        if ( config.reorder && defined.sessionStorage && config.stats.bad === 0 ) {
                // `key` & `i` initialized at top of scope
                for ( i = 0; i < sessionStorage.length; i++ ) {
                        key = sessionStorage.key( i++ );
                        if ( key.indexOf( "qunit-test-" ) === 0 ) {
                                sessionStorage.removeItem( key );
                        }
                }
        }

        // scroll back to top to show results
        if ( config.scrolltop && window.scrollTo ) {
                window.scrollTo(0, 0);
        }

        runLoggingCallbacks( "done", QUnit, {
                failed: config.stats.bad,
                passed: passed,
                total: config.stats.all,
                runtime: runtime
        });
}

/** @return Boolean: true if this test should be ran */
function validTest( test ) {
        var include,
                filter = config.filter && config.filter.toLowerCase(),
                module = config.module && config.module.toLowerCase(),
                fullName = ( test.module + ": " + test.testName ).toLowerCase();

        // Internally-generated tests are always valid
        if ( test.callback && test.callback.validTest === validTest ) {
                delete test.callback.validTest;
                return true;
        }

        if ( config.testNumber.length > 0 ) {
                if ( inArray( test.testNumber, config.testNumber ) < 0 ) {
                        return false;
                }
        }

        if ( module && ( !test.module || test.module.toLowerCase() !== module ) ) {
                return false;
        }

        if ( !filter ) {
                return true;
        }

        include = filter.charAt( 0 ) !== "!";
        if ( !include ) {
                filter = filter.slice( 1 );
        }

        // If the filter matches, we need to honour include
        if ( fullName.indexOf( filter ) !== -1 ) {
                return include;
        }

        // Otherwise, do the opposite
        return !include;
}

// so far supports only Firefox, Chrome and Opera (buggy), Safari (for real exceptions)
// Later Safari and IE10 are supposed to support error.stack as well
// See also https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Error/Stack
function extractStacktrace( e, offset ) {
        offset = offset === undefined ? 3 : offset;

        var stack, include, i;

        if ( e.stacktrace ) {
                // Opera
                return e.stacktrace.split( "\n" )[ offset + 3 ];
        } else if ( e.stack ) {
                // Firefox, Chrome
                stack = e.stack.split( "\n" );
                if (/^error$/i.test( stack[0] ) ) {
                        stack.shift();
                }
                if ( fileName ) {
                        include = [];
                        for ( i = offset; i < stack.length; i++ ) {
                                if ( stack[ i ].indexOf( fileName ) !== -1 ) {
                                        break;
                                }
                                include.push( stack[ i ] );
                        }
                        if ( include.length ) {
                                return include.join( "\n" );
                        }
                }
                return stack[ offset ];
        } else if ( e.sourceURL ) {
                // Safari, PhantomJS
                // hopefully one day Safari provides actual stacktraces
                // exclude useless self-reference for generated Error objects
                if ( /qunit.js$/.test( e.sourceURL ) ) {
                        return;
                }
                // for actual exceptions, this is useful
                return e.sourceURL + ":" + e.line;
        }
}
function sourceFromStacktrace( offset ) {
        try {
                throw new Error();
        } catch ( e ) {
                return extractStacktrace( e, offset );
        }
}

/**
 * Escape text for attribute or text content.
 */
function escapeText( s ) {
        if ( !s ) {
                return "";
        }
        s = s + "";
        // Both single quotes and double quotes (for attributes)
        return s.replace( /['"<>&]/g, function( s ) {
                switch( s ) {
                        case "'":
                                return "&#039;";
                        case "\"":
                                return "&quot;";
                        case "<":
                                return "&lt;";
                        case ">":
                                return "&gt;";
                        case "&":
                                return "&amp;";
                }
        });
}

function synchronize( callback, last ) {
        config.queue.push( callback );

        if ( config.autorun && !config.blocking ) {
                process( last );
        }
}

function process( last ) {
        function next() {
                process( last );
        }
        var start = new Date().getTime();
        config.depth = config.depth ? config.depth + 1 : 1;

        while ( config.queue.length && !config.blocking ) {
                if ( !defined.setTimeout || config.updateRate <= 0 || ( ( new Date().getTime() - start ) < config.updateRate ) ) {
                        config.queue.shift()();
                } else {
                        setTimeout( next, 13 );
                        break;
                }
        }
        config.depth--;
        if ( last && !config.blocking && !config.queue.length && config.depth === 0 ) {
                done();
        }
}

function saveGlobal() {
        config.pollution = [];

        if ( config.noglobals ) {
                for ( var key in window ) {
                        if ( hasOwn.call( window, key ) ) {
                                // in Opera sometimes DOM element ids show up here, ignore them
                                if ( /^qunit-test-output/.test( key ) ) {
                                        continue;
                                }
                                config.pollution.push( key );
                        }
                }
        }
}

function checkPollution() {
        var newGlobals,
                deletedGlobals,
                old = config.pollution;

        saveGlobal();

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

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

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

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

function extend( a, b ) {
        for ( var prop in b ) {
                if ( hasOwn.call( b, prop ) ) {
                        // Avoid "Member not found" error in IE8 caused by messing with window.constructor
                        if ( !( prop === "constructor" && a === window ) ) {
                                if ( b[ prop ] === undefined ) {
                                        delete a[ prop ];
                                } else {
                                        a[ prop ] = b[ prop ];
                                }
                        }
                }
        }

        return a;
}

/**
 * @param {HTMLElement} elem
 * @param {string} type
 * @param {Function} fn
 */
function addEvent( elem, type, fn ) {
        if ( elem.addEventListener ) {

                // Standards-based browsers
                elem.addEventListener( type, fn, false );
        } else if ( elem.attachEvent ) {

                // support: IE <9
                elem.attachEvent( "on" + type, fn );
        } else {

                // Caller must ensure support for event listeners is present
                throw new Error( "addEvent() was called in a context without event listener support" );
        }
}

/**
 * @param {Array|NodeList} elems
 * @param {string} type
 * @param {Function} fn
 */
function addEvents( elems, type, fn ) {
        var i = elems.length;
        while ( i-- ) {
                addEvent( elems[i], type, fn );
        }
}

function hasClass( elem, name ) {
        return (" " + elem.className + " ").indexOf(" " + name + " ") > -1;
}

function addClass( elem, name ) {
        if ( !hasClass( elem, name ) ) {
                elem.className += (elem.className ? " " : "") + name;
        }
}

function removeClass( elem, name ) {
        var set = " " + elem.className + " ";
        // Class name may appear multiple times
        while ( set.indexOf(" " + name + " ") > -1 ) {
                set = set.replace(" " + name + " " , " ");
        }
        // If possible, trim it for prettiness, but not necessarily
        elem.className = typeof set.trim === "function" ? set.trim() : set.replace(/^\s+|\s+$/g, "");
}

function id( name ) {
        return defined.document && document.getElementById && document.getElementById( name );
}

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

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

// from jquery.js
function inArray( elem, array ) {
        if ( array.indexOf ) {
                return array.indexOf( elem );
        }

        for ( var i = 0, length = array.length; i < length; i++ ) {
                if ( array[ i ] === elem ) {
                        return i;
                }
        }

        return -1;
}

function Test( settings ) {
        extend( this, settings );
        this.assertions = [];
        this.testNumber = ++Test.count;
}

Test.count = 0;

Test.prototype = {
        init: function() {
                var a, b, li,
                        tests = id( "qunit-tests" );

                if ( tests ) {
                        b = document.createElement( "strong" );
                        b.innerHTML = this.nameHtml;

                        // `a` initialized at top of scope
                        a = document.createElement( "a" );
                        a.innerHTML = "Rerun";
                        a.href = QUnit.url({ testNumber: this.testNumber });

                        li = document.createElement( "li" );
                        li.appendChild( b );
                        li.appendChild( a );
                        li.className = "running";
                        li.id = this.id = "qunit-test-output" + testId++;

                        tests.appendChild( li );
                }
        },
        setup: function() {
                if (
                        // Emit moduleStart when we're switching from one module to another
                        this.module !== config.previousModule ||
                                // They could be equal (both undefined) but if the previousModule property doesn't
                                // yet exist it means this is the first test in a suite that isn't wrapped in a
                                // module, in which case we'll just emit a moduleStart event for 'undefined'.
                                // Without this, reporters can get testStart before moduleStart  which is a problem.
                                !hasOwn.call( config, "previousModule" )
                ) {
                        if ( hasOwn.call( config, "previousModule" ) ) {
                                runLoggingCallbacks( "moduleDone", QUnit, {
                                        name: config.previousModule,
                                        failed: config.moduleStats.bad,
                                        passed: config.moduleStats.all - config.moduleStats.bad,
                                        total: config.moduleStats.all
                                });
                        }
                        config.previousModule = this.module;
                        config.moduleStats = { all: 0, bad: 0 };
                        runLoggingCallbacks( "moduleStart", QUnit, {
                                name: this.module
                        });
                }

                config.current = this;

                this.testEnvironment = extend({
                        setup: function() {},
                        teardown: function() {}
                }, this.moduleTestEnvironment );

                this.started = +new Date();
                runLoggingCallbacks( "testStart", QUnit, {
                        name: this.testName,
                        module: this.module
                });

                /*jshint camelcase:false */


                /**
                 * Expose the current test environment.
                 *
                 * @deprecated since 1.12.0: Use QUnit.config.current.testEnvironment instead.
                 */
                QUnit.current_testEnvironment = this.testEnvironment;

                /*jshint camelcase:true */

                if ( !config.pollution ) {
                        saveGlobal();
                }
                if ( config.notrycatch ) {
                        this.testEnvironment.setup.call( this.testEnvironment, QUnit.assert );
                        return;
                }
                try {
                        this.testEnvironment.setup.call( this.testEnvironment, QUnit.assert );
                } catch( e ) {
                        QUnit.pushFailure( "Setup failed on " + this.testName + ": " + ( e.message || e ), extractStacktrace( e, 1 ) );
                }
        },
        run: function() {
                config.current = this;

                var running = id( "qunit-testresult" );

                if ( running ) {
                        running.innerHTML = "Running: <br/>" + this.nameHtml;
                }

                if ( this.async ) {
                        QUnit.stop();
                }

                this.callbackStarted = +new Date();

                if ( config.notrycatch ) {
                        this.callback.call( this.testEnvironment, QUnit.assert );
                        this.callbackRuntime = +new Date() - this.callbackStarted;
                        return;
                }

                try {
                        this.callback.call( this.testEnvironment, QUnit.assert );
                        this.callbackRuntime = +new Date() - this.callbackStarted;
                } catch( e ) {
                        this.callbackRuntime = +new Date() - this.callbackStarted;

                        QUnit.pushFailure( "Died on test #" + (this.assertions.length + 1) + " " + this.stack + ": " + ( e.message || e ), extractStacktrace( e, 0 ) );
                        // else next test will carry the responsibility
                        saveGlobal();

                        // Restart the tests if they're blocking
                        if ( config.blocking ) {
                                QUnit.start();
                        }
                }
        },
        teardown: function() {
                config.current = this;
                if ( config.notrycatch ) {
                        if ( typeof this.callbackRuntime === "undefined" ) {
                                this.callbackRuntime = +new Date() - this.callbackStarted;
                        }
                        this.testEnvironment.teardown.call( this.testEnvironment, QUnit.assert );
                        return;
                } else {
                        try {
                                this.testEnvironment.teardown.call( this.testEnvironment, QUnit.assert );
                        } catch( e ) {
                                QUnit.pushFailure( "Teardown failed on " + this.testName + ": " + ( e.message || e ), extractStacktrace( e, 1 ) );
                        }
                }
                checkPollution();
        },
        finish: function() {
                config.current = this;
                if ( config.requireExpects && this.expected === null ) {
                        QUnit.pushFailure( "Expected number of assertions to be defined, but expect() was not called.", this.stack );
                } else if ( this.expected !== null && this.expected !== this.assertions.length ) {
                        QUnit.pushFailure( "Expected " + this.expected + " assertions, but " + this.assertions.length + " were run", this.stack );
                } else if ( this.expected === null && !this.assertions.length ) {
                        QUnit.pushFailure( "Expected at least one assertion, but none were run - call expect(0) to accept zero assertions.", this.stack );
                }

                var i, assertion, a, b, time, li, ol,
                        test = this,
                        good = 0,
                        bad = 0,
                        tests = id( "qunit-tests" );

                this.runtime = +new Date() - this.started;
                config.stats.all += this.assertions.length;
                config.moduleStats.all += this.assertions.length;

                if ( tests ) {
                        ol = document.createElement( "ol" );
                        ol.className = "qunit-assert-list";

                        for ( i = 0; i < this.assertions.length; i++ ) {
                                assertion = this.assertions[i];

                                li = document.createElement( "li" );
                                li.className = assertion.result ? "pass" : "fail";
                                li.innerHTML = assertion.message || ( assertion.result ? "okay" : "failed" );
                                ol.appendChild( li );

                                if ( assertion.result ) {
                                        good++;
                                } else {
                                        bad++;
                                        config.stats.bad++;
                                        config.moduleStats.bad++;
                                }
                        }

                        // store result when possible
                        if ( QUnit.config.reorder && defined.sessionStorage ) {
                                if ( bad ) {
                                        sessionStorage.setItem( "qunit-test-" + this.module + "-" + this.testName, bad );
                                } else {
                                        sessionStorage.removeItem( "qunit-test-" + this.module + "-" + this.testName );
                                }
                        }

                        if ( bad === 0 ) {
                                addClass( ol, "qunit-collapsed" );
                        }

                        // `b` initialized at top of scope
                        b = document.createElement( "strong" );
                        b.innerHTML = this.nameHtml + " <b class='counts'>(<b class='failed'>" + bad + "</b>, <b class='passed'>" + good + "</b>, " + this.assertions.length + ")</b>";

                        addEvent(b, "click", function() {
                                var next = b.parentNode.lastChild,
                                        collapsed = hasClass( next, "qunit-collapsed" );
                                ( collapsed ? removeClass : addClass )( next, "qunit-collapsed" );
                        });

                        addEvent(b, "dblclick", function( e ) {
                                var target = e && e.target ? e.target : window.event.srcElement;
                                if ( target.nodeName.toLowerCase() === "span" || target.nodeName.toLowerCase() === "b" ) {
                                        target = target.parentNode;
                                }
                                if ( window.location && target.nodeName.toLowerCase() === "strong" ) {
                                        window.location = QUnit.url({ testNumber: test.testNumber });
                                }
                        });

                        // `time` initialized at top of scope
                        time = document.createElement( "span" );
                        time.className = "runtime";
                        time.innerHTML = this.runtime + " ms";

                        // `li` initialized at top of scope
                        li = id( this.id );
                        li.className = bad ? "fail" : "pass";
                        li.removeChild( li.firstChild );
                        a = li.firstChild;
                        li.appendChild( b );
                        li.appendChild( a );
                        li.appendChild( time );
                        li.appendChild( ol );

                } else {
                        for ( i = 0; i < this.assertions.length; i++ ) {
                                if ( !this.assertions[i].result ) {
                                        bad++;
                                        config.stats.bad++;
                                        config.moduleStats.bad++;
                                }
                        }
                }

                runLoggingCallbacks( "testDone", QUnit, {
                        name: this.testName,
                        module: this.module,
                        failed: bad,
                        passed: this.assertions.length - bad,
                        total: this.assertions.length,
                        runtime: this.runtime,
                        // DEPRECATED: this property will be removed in 2.0.0, use runtime instead
                        duration: this.runtime
                });

                QUnit.reset();

                config.current = undefined;
        },

        queue: function() {
                var bad,
                        test = this;

                synchronize(function() {
                        test.init();
                });
                function run() {
                        // each of these can by async
                        synchronize(function() {
                                test.setup();
                        });
                        synchronize(function() {
                                test.run();
                        });
                        synchronize(function() {
                                test.teardown();
                        });
                        synchronize(function() {
                                test.finish();
                        });
                }

                // `bad` initialized at top of scope
                // defer when previous test run passed, if storage is available
                bad = QUnit.config.reorder && defined.sessionStorage &&
                                                +sessionStorage.getItem( "qunit-test-" + this.module + "-" + this.testName );

                if ( bad ) {
                        run();
                } else {
                        synchronize( run, true );
                }
        }
};

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

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

                msg = "<span class='test-message'>" + escapeText( msg ) + "</span>";

                if ( !result ) {
                        source = sourceFromStacktrace( 2 );
                        if ( source ) {
                                details.source = source;
                                msg += "<table><tr class='test-source'><th>Source: </th><td><pre>" +
                                        escapeText( source ) +
                                        "</pre></td></tr></table>";
                        }
                }
                runLoggingCallbacks( "log", QUnit, details );
                config.current.assertions.push({
                        result: result,
                        message: msg
                });
        },

        /**
         * Assert that the first two arguments are equal, with an optional message.
         * Prints out both actual and expected values.
         * @name equal
         * @function
         * @example equal( format( "Received {0} bytes.", 2), "Received 2 bytes.", "format() replaces {0} with next argument" );
         */
        equal: function( actual, expected, message ) {
                /*jshint eqeqeq:false */
                QUnit.push( expected == actual, actual, expected, message );
        },

        /**
         * @name notEqual
         * @function
         */
        notEqual: function( actual, expected, message ) {
                /*jshint eqeqeq:false */
                QUnit.push( expected != actual, actual, expected, message );
        },

        /**
         * @name propEqual
         * @function
         */
        propEqual: function( actual, expected, message ) {
                actual = objectValues(actual);
                expected = objectValues(expected);
                QUnit.push( QUnit.equiv(actual, expected), actual, expected, message );
        },

        /**
         * @name notPropEqual
         * @function
         */
        notPropEqual: function( actual, expected, message ) {
                actual = objectValues(actual);
                expected = objectValues(expected);
                QUnit.push( !QUnit.equiv(actual, expected), actual, expected, message );
        },

        /**
         * @name deepEqual
         * @function
         */
        deepEqual: function( actual, expected, message ) {
                QUnit.push( QUnit.equiv(actual, expected), actual, expected, message );
        },

        /**
         * @name notDeepEqual
         * @function
         */
        notDeepEqual: function( actual, expected, message ) {
                QUnit.push( !QUnit.equiv(actual, expected), actual, expected, message );
        },

        /**
         * @name strictEqual
         * @function
         */
        strictEqual: function( actual, expected, message ) {
                QUnit.push( expected === actual, actual, expected, message );
        },

        /**
         * @name notStrictEqual
         * @function
         */
        notStrictEqual: function( actual, expected, message ) {
                QUnit.push( expected !== actual, actual, expected, message );
        },

        "throws": function( block, expected, message ) {
                var actual,
                        expectedOutput = expected,
                        ok = false;

                // 'expected' is optional
                if ( !message && typeof expected === "string" ) {
                        message = expected;
                        expected = null;
                }

                config.current.ignoreGlobalErrors = true;
                try {
                        block.call( config.current.testEnvironment );
                } catch (e) {
                        actual = e;
                }
                config.current.ignoreGlobalErrors = false;

                if ( actual ) {

                        // we don't want to validate thrown error
                        if ( !expected ) {
                                ok = true;
                                expectedOutput = null;

                        // expected is an Error object
                        } else if ( expected instanceof Error ) {
                                ok = actual instanceof Error &&
                                         actual.name === expected.name &&
                                         actual.message === expected.message;

                        // expected is a regexp
                        } else if ( QUnit.objectType( expected ) === "regexp" ) {
                                ok = expected.test( errorString( actual ) );

                        // expected is a string
                        } else if ( QUnit.objectType( expected ) === "string" ) {
                                ok = expected === errorString( actual );

                        // expected is a constructor
                        } else if ( actual instanceof expected ) {
                                ok = true;

                        // expected is a validation function which returns true is validation passed
                        } else if ( expected.call( {}, actual ) === true ) {
                                expectedOutput = null;
                                ok = true;
                        }

                        QUnit.push( ok, actual, expectedOutput, message );
                } else {
                        QUnit.pushFailure( message, null, "No exception was thrown." );
                }
        }
};

/**
 * @deprecated since 1.8.0
 * Kept assertion helpers in root for backwards compatibility.
 */
extend( QUnit.constructor.prototype, assert );

/**
 * @deprecated since 1.9.0
 * Kept to avoid TypeErrors for undefined methods.
 */
QUnit.constructor.prototype.raises = function() {
        QUnit.push( false, false, false, "QUnit.raises has been deprecated since 2012 (fad3c1ea), use QUnit.throws instead" );
};

/**
 * @deprecated since 1.0.0, replaced with error pushes since 1.3.0
 * Kept to avoid TypeErrors for undefined methods.
 */
QUnit.constructor.prototype.equals = function() {
        QUnit.push( false, false, false, "QUnit.equals has been deprecated since 2009 (e88049a0), use QUnit.equal instead" );
};
QUnit.constructor.prototype.same = function() {
        QUnit.push( false, false, false, "QUnit.same has been deprecated since 2009 (e88049a0), use QUnit.deepEqual instead" );
};

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

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

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

                getProto = Object.getPrototypeOf || function ( obj ) {
                        /*jshint camelcase:false */
                        return obj.__proto__;
                },
                callbacks = (function () {

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

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

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

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

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

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

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

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

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

                                        // track reference to avoid circular references
                                        parents.push( a );
                                        parentsB.push( b );
                                        for ( i = 0; i < len; i++ ) {
                                                loop = false;
                                                for ( j = 0; j < parents.length; j++ ) {
                                                        aCircular = parents[j] === a[i];
                                                        bCircular = parentsB[j] === b[i];
                                                        if ( aCircular || bCircular ) {
                                                                if ( a[i] === b[i] || aCircular && bCircular ) {
                                                                        loop = true;
                                                                } else {
                                                                        parents.pop();
                                                                        parentsB.pop();
                                                                        return false;
                                                                }
                                                        }
                                                }
                                                if ( !loop && !innerEquiv(a[i], b[i]) ) {
                                                        parents.pop();
                                                        parentsB.pop();
                                                        return false;
                                                }
                                        }
                                        parents.pop();
                                        parentsB.pop();
                                        return true;
                                },

                                "object": function( b, a ) {
                                        /*jshint forin:false */
                                        var i, j, loop, aCircular, bCircular,
                                                // Default to true
                                                eq = true,
                                                aProperties = [],
                                                bProperties = [];

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

                                        // stack constructor before traversing properties
                                        callers.push( a.constructor );

                                        // track reference to avoid circular references
                                        parents.push( a );
                                        parentsB.push( b );

                                        // be strict: don't ensure hasOwnProperty and go deep
                                        for ( i in a ) {
                                                loop = false;
                                                for ( j = 0; j < parents.length; j++ ) {
                                                        aCircular = parents[j] === a[i];
                                                        bCircular = parentsB[j] === b[i];
                                                        if ( aCircular || bCircular ) {
                                                                if ( a[i] === b[i] || aCircular && bCircular ) {
                                                                        loop = true;
                                                                } else {
                                                                        eq = false;
                                                                        break;
                                                                }
                                                        }
                                                }
                                                aProperties.push(i);
                                                if ( !loop && !innerEquiv(a[i], b[i]) ) {
                                                        eq = false;
                                                        break;
                                                }
                                        }

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

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

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

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

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

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

        return innerEquiv;
}());

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

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

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

                                if ( inStack !== -1 ) {
                                        return "recursion(" + (inStack - stack.length) + ")";
                                }
                                if ( type === "function" )  {
                                        stack.push( obj );
                                        res = parser.call( this, obj, stack );
                                        stack.pop();
                                        return res;
                                }
                                return ( type === "string" ) ? parser : this.parsers.error;
                        },
                        typeOf: function( obj ) {
                                var type;
                                if ( obj === null ) {
                                        type = "null";
                                } else if ( typeof obj === "undefined" ) {
                                        type = "undefined";
                                } else if ( QUnit.is( "regexp", obj) ) {
                                        type = "regexp";
                                } else if ( QUnit.is( "date", obj) ) {
                                        type = "date";
                                } else if ( QUnit.is( "function", obj) ) {
                                        type = "function";
                                } else if ( typeof obj.setInterval !== undefined && typeof obj.document !== "undefined" && typeof obj.nodeType === "undefined" ) {
                                        type = "window";
                                } else if ( obj.nodeType === 9 ) {
                                        type = "document";
                                } else if ( obj.nodeType ) {
                                        type = "node";
                                } else if (
                                        // native arrays
                                        toString.call( obj ) === "[object Array]" ||
                                        // NodeList objects
                                        ( typeof obj.length === "number" && typeof obj.item !== "undefined" && ( obj.length ? obj.item(0) === obj[0] : ( obj.item( 0 ) === null && typeof obj[0] === "undefined" ) ) )
                                ) {
                                        type = "array";
                                } else if ( obj.constructor === Error.prototype.constructor ) {
                                        type = "error";
                                } else {
                                        type = typeof obj;
                                }
                                return type;
                        },
                        separator: function() {
                                return this.multiline ? this.HTML ? "<br />" : "\n" : this.HTML ? "&nbsp;" : " ";
                        },
                        // extra can be a number, shortcut for increasing-calling-decreasing
                        indent: function( extra ) {
                                if ( !this.multiline ) {
                                        return "";
                                }
                                var chr = this.indentChar;
                                if ( this.HTML ) {
                                        chr = chr.replace( /\t/g, "   " ).replace( / /g, "&nbsp;" );
                                }
                                return new Array( this.depth + ( extra || 0 ) ).join(chr);
                        },
                        up: function( a ) {
                                this.depth += a || 1;
                        },
                        down: function( a ) {
                                this.depth -= a || 1;
                        },
                        setParser: function( name, parser ) {
                                this.parsers[name] = parser;
                        },
                        // The next 3 are exposed so you can use them
                        quote: quote,
                        literal: literal,
                        join: join,
                        //
                        depth: 1,
                        // This is the list of parsers, to modify them, use jsDump.setParser
                        parsers: {
                                window: "[Window]",
                                document: "[Document]",
                                error: function(error) {
                                        return "Error(\"" + error.message + "\")";
                                },
                                unknown: "[Unknown]",
                                "null": "null",
                                "undefined": "undefined",
                                "function": function( fn ) {
                                        var ret = "function",
                                                // functions never have name in IE
                                                name = "name" in fn ? fn.name : (reName.exec(fn) || [])[1];

                                        if ( name ) {
                                                ret += " " + name;
                                        }
                                        ret += "( ";

                                        ret = [ ret, QUnit.jsDump.parse( fn, "functionArgs" ), "){" ].join( "" );
                                        return join( ret, QUnit.jsDump.parse(fn,"functionCode" ), "}" );
                                },
                                array: array,
                                nodelist: array,
                                "arguments": array,
                                object: function( map, stack ) {
                                        /*jshint forin:false */
                                        var ret = [ ], keys, key, val, i;
                                        QUnit.jsDump.up();
                                        keys = [];
                                        for ( key in map ) {
                                                keys.push( key );
                                        }
                                        keys.sort();
                                        for ( i = 0; i < keys.length; i++ ) {
                                                key = keys[ i ];
                                                val = map[ key ];
                                                ret.push( QUnit.jsDump.parse( key, "key" ) + ": " + QUnit.jsDump.parse( val, undefined, stack ) );
                                        }
                                        QUnit.jsDump.down();
                                        return join( "{", ret, "}" );
                                },
                                node: function( node ) {
                                        var len, i, val,
                                                open = QUnit.jsDump.HTML ? "&lt;" : "<",
                                                close = QUnit.jsDump.HTML ? "&gt;" : ">",
                                                tag = node.nodeName.toLowerCase(),
                                                ret = open + tag,
                                                attrs = node.attributes;

                                        if ( attrs ) {
                                                for ( i = 0, len = attrs.length; i < len; i++ ) {
                                                        val = attrs[i].nodeValue;
                                                        // IE6 includes all attributes in .attributes, even ones not explicitly set.
                                                        // Those have values like undefined, null, 0, false, "" or "inherit".
                                                        if ( val && val !== "inherit" ) {
                                                                ret += " " + attrs[i].nodeName + "=" + QUnit.jsDump.parse( val, "attribute" );
                                                        }
                                                }
                                        }
                                        ret += close;

                                        // Show content of TextNode or CDATASection
                                        if ( node.nodeType === 3 || node.nodeType === 4 ) {
                                                ret += node.nodeValue;
                                        }

                                        return ret + open + "/" + tag + close;
                                },
                                // function calls it internally, it's the arguments part of the function
                                functionArgs: function( fn ) {
                                        var args,
                                                l = fn.length;

                                        if ( !l ) {
                                                return "";
                                        }

                                        args = new Array(l);
                                        while ( l-- ) {
                                                // 97 is 'a'
                                                args[l] = String.fromCharCode(97+l);
                                        }
                                        return " " + args.join( ", " ) + " ";
                                },
                                // object calls it internally, the key part of an item in a map
                                key: quote,
                                // function calls it internally, it's the content of the function
                                functionCode: "[code]",
                                // node calls it internally, it's an html attribute value
                                attribute: quote,
                                string: quote,
                                date: quote,
                                regexp: literal,
                                number: literal,
                                "boolean": literal
                        },
                        // if true, entities are escaped ( <, >, \t, space and \n )
                        HTML: false,
                        // indentation unit
                        indentChar: "  ",
                        // if true, items in a collection, are separated by a \n, else just a space.
                        multiline: true
                };

        return jsDump;
}());

/*
 * Javascript Diff Algorithm
 *  By John Resig (http://ejohn.org/)
 *  Modified by Chu Alan "sprite"
 *
 * Released under the MIT license.
 *
 * More Info:
 *  http://ejohn.org/projects/javascript-diff-algorithm/
 *
 * Usage: QUnit.diff(expected, actual)
 *
 * QUnit.diff( "the quick brown fox jumped over", "the quick fox jumps over" ) == "the  quick <del>brown </del> fox <del>jumped </del><ins>jumps </ins> over"
 */
QUnit.diff = (function() {
        /*jshint eqeqeq:false, eqnull:true */
        function diff( o, n ) {
                var i,
                        ns = {},
                        os = {};

                for ( i = 0; i < n.length; i++ ) {
                        if ( !hasOwn.call( ns, n[i] ) ) {
                                ns[ n[i] ] = {
                                        rows: [],
                                        o: null
                                };
                        }
                        ns[ n[i] ].rows.push( i );
                }

                for ( i = 0; i < o.length; i++ ) {
                        if ( !hasOwn.call( os, o[i] ) ) {
                                os[ o[i] ] = {
                                        rows: [],
                                        n: null
                                };
                        }
                        os[ o[i] ].rows.push( i );
                }

                for ( i in ns ) {
                        if ( hasOwn.call( ns, i ) ) {
                                if ( ns[i].rows.length === 1 && hasOwn.call( os, i ) && os[i].rows.length === 1 ) {
                                        n[ ns[i].rows[0] ] = {
                                                text: n[ ns[i].rows[0] ],
                                                row: os[i].rows[0]
                                        };
                                        o[ os[i].rows[0] ] = {
                                                text: o[ os[i].rows[0] ],
                                                row: ns[i].rows[0]
                                        };
                                }
                        }
                }

                for ( i = 0; i < n.length - 1; i++ ) {
                        if ( n[i].text != null && n[ i + 1 ].text == null && n[i].row + 1 < o.length && o[ n[i].row + 1 ].text == null &&
                                                n[ i + 1 ] == o[ n[i].row + 1 ] ) {

                                n[ i + 1 ] = {
                                        text: n[ i + 1 ],
                                        row: n[i].row + 1
                                };
                                o[ n[i].row + 1 ] = {
                                        text: o[ n[i].row + 1 ],
                                        row: i + 1
                                };
                        }
                }

                for ( i = n.length - 1; i > 0; i-- ) {
                        if ( n[i].text != null && n[ i - 1 ].text == null && n[i].row > 0 && o[ n[i].row - 1 ].text == null &&
                                                n[ i - 1 ] == o[ n[i].row - 1 ]) {

                                n[ i - 1 ] = {
                                        text: n[ i - 1 ],
                                        row: n[i].row - 1
                                };
                                o[ n[i].row - 1 ] = {
                                        text: o[ n[i].row - 1 ],
                                        row: i - 1
                                };
                        }
                }

                return {
                        o: o,
                        n: n
                };
        }

        return function( o, n ) {
                o = o.replace( /\s+$/, "" );
                n = n.replace( /\s+$/, "" );

                var i, pre,
                        str = "",
                        out = diff( o === "" ? [] : o.split(/\s+/), n === "" ? [] : n.split(/\s+/) ),
                        oSpace = o.match(/\s+/g),
                        nSpace = n.match(/\s+/g);

                if ( oSpace == null ) {
                        oSpace = [ " " ];
                }
                else {
                        oSpace.push( " " );
                }

                if ( nSpace == null ) {
                        nSpace = [ " " ];
                }
                else {
                        nSpace.push( " " );
                }

                if ( out.n.length === 0 ) {
                        for ( i = 0; i < out.o.length; i++ ) {
                                str += "<del>" + out.o[i] + oSpace[i] + "</del>";
                        }
                }
                else {
                        if ( out.n[0].text == null ) {
                                for ( n = 0; n < out.o.length && out.o[n].text == null; n++ ) {
                                        str += "<del>" + out.o[n] + oSpace[n] + "</del>";
                                }
                        }

                        for ( i = 0; i < out.n.length; i++ ) {
                                if (out.n[i].text == null) {
                                        str += "<ins>" + out.n[i] + nSpace[i] + "</ins>";
                                }
                                else {
                                        // `pre` initialized at top of scope
                                        pre = "";

                                        for ( n = out.n[i].row + 1; n < out.o.length && out.o[n].text == null; n++ ) {
                                                pre += "<del>" + out.o[n] + oSpace[n] + "</del>";
                                        }
                                        str += " " + out.n[i].text + nSpace[i] + pre;
                                }
                        }
                }

                return str;
        };
}());

// For browser, export only select globals
if ( typeof window !== "undefined" ) {
        extend( window, QUnit.constructor.prototype );
        window.QUnit = QUnit;
}

// For CommonJS environments, export everything
if ( typeof module !== "undefined" && module.exports ) {
        module.exports = QUnit;
}


// Get a reference to the global object, like window in browsers
}( (function() {
        return this;
})() ));