# Yahoo! UI Library

### test 3.0.0

Yahoo! UI Library > test > TestReporter.js (source view)
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        Y.namespace("Test");

        /**
         * An object capable of sending test results to a server.
         * @param {String} url The URL to submit the results to.
         * @param {Function} format (Optiona) A function that outputs the results in a specific format.
         *      Default is Y.Test.Format.XML.
         * @constructor
         * @namespace Test
         * @class Reporter
         */
        Y.Test.Reporter = function(url, format) {

            /**
             * The URL to submit the data to.
             * @type String
             * @property url
             */
            this.url = url;

            /**
             * The formatting function to call when submitting the data.
             * @type Function
             * @property format
             */
            this.format = format || Y.Test.Format.XML;

            /**
             * Extra fields to submit with the request.
             * @type Object
             * @property _fields
             * @private
             */
            this._fields = new Object();

            /**
             * The form element used to submit the results.
             * @type HTMLFormElement
             * @property _form
             * @private
             */
            this._form = null;

            /**
             * Iframe used as a target for form submission.
             * @type HTMLIFrameElement
             * @property _iframe
             * @private
             */
            this._iframe = null;
        };

        Y.Test.Reporter.prototype = {

            //restore missing constructor
            constructor: Y.Test.Reporter,

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

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

            /**
             * Cleans up the memory associated with the TestReporter, removing DOM elements
             * that were created.
             * @return {Void}
             * @method destroy
             */
            destroy : function() {
                if (this._form){
                    this._form.parentNode.removeChild(this._form);
                    this._form = null;
                }
                if (this._iframe){
                    this._iframe.parentNode.removeChild(this._iframe);
                    this._iframe = null;
                }
                this._fields = null;
            },

            /**
             * Sends the report to the server.
             * @param {Object} results The results object created by TestRunner.
             * @return {Void}
             * @method report
             */
            report : function(results){

                //if the form hasn't been created yet, create it
                if (!this._form){
                    this._form = document.createElement("form");
                    this._form.method = "post";
                    this._form.style.visibility = "hidden";
                    this._form.style.position = "absolute";
                    this._form.style.top = 0;
                    document.body.appendChild(this._form);

                    //IE won't let you assign a name using the DOM, must do it the hacky way
                    if (Y.UA.ie){
                        this._iframe = document.createElement("<iframe name=\"yuiTestTarget\" />");
                    } else {
                        this._iframe = document.createElement("iframe");
                        this._iframe.name = "yuiTestTarget";
                    }

                    this._iframe.src = "javascript:false";
                    this._iframe.style.visibility = "hidden";
                    this._iframe.style.position = "absolute";
                    this._iframe.style.top = 0;
                    document.body.appendChild(this._iframe);

                    this._form.target = "yuiTestTarget";
                }

                //set the form's action
                this._form.action = this.url;

                //remove any existing fields
                while(this._form.hasChildNodes()){
                    this._form.removeChild(this._form.lastChild);
                }

                //create default fields
                this._fields.results = this.format(results);
                this._fields.useragent = navigator.userAgent;
                this._fields.timestamp = (new Date()).toLocaleString();

                //add fields to the form
                Y.Object.each(this._fields, function(value, prop){
                    if (typeof value != "function"){
                        var input = document.createElement("input");
                        input.type = "hidden";
                        input.name = prop;
                        input.value = value;
                        this._form.appendChild(input);
                    }
                }, this);

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

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

            }

        };

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