/**
                             * Utility for testing strings against unicode patterns.
                             *
                             * @module aui-text
                             */
                            
                            var UData = A.Text.Data.Unicode;
                            
                            var Unicode = {
                                /**
                                 * Return a unicode regex for the given group (under A.Text.Data.Unicode).
                                 *
                                 * @param {String} group
                                 * @param {String} flags
                                 * @method compile
                                 * @private
                                 */
                                compile: function(group, flags) {
                                    var regex = null;
                            
                                    if (UData.hasOwnProperty(group)) {
                                        regex = new RegExp(UData[group], flags);
                                    }
                            
                                    return regex;
                                },
                            
                                /**
                                 * Tests a string against an Unicode pattern. Returns the first match.
                                 *
                                 * @param {String} str
                                 * @param {String} group
                                 * @param {String} flags
                                 * @method match
                                 */
                                match: A.cached(function(str, group, flags) {
                                    return Unicode.compile(group, flags).exec(str);
                                }),
                            
                                /**
                                 * Tests a string against an Unicode pattern. Returns true or false.
                                 *
                                 * @param {String} str
                                 * @param {String} group
                                 * @param {String} flags
                                 * @method test
                                 */
                                test: A.cached(function(str, group, flags) {
                                    return Unicode.compile(group, flags).test(str);
                                })
                            };
                            
                            A.Text.Unicode = Unicode;