public override void WriteResultsToFile(TextWriter writer)
        {
            if (results == null)
            {
                return;
            }
            var resultsXml = new NUnit2XmlOutputWriter(DateTime.UtcNow);

            resultsXml.WriteResultFile(results, writer);
        }
        public override string WriteResultsToFile()
        {
            if (results == null)
            {
                return(string.Empty);
            }

            string ret = GetResultsFilePath();

            if (string.IsNullOrEmpty(ret))
            {
                return(string.Empty);
            }


            var resultsXml = new NUnit2XmlOutputWriter(DateTime.UtcNow);

            resultsXml.WriteResultFile(results, ret);

            return(ret);
        }