System.Net.Http.Tests.AuthenticationHeaderValueTest.Add_BadValues_Throws C# (CSharp) Method

        public void Add_BadValues_Throws()
        {
            string x = SR.net_http_message_not_success_statuscode;
            string input = "Digest algorithm=MD5-sess,nonce=\"+Upgraded+v109e309640b\",charset=utf-8,realm=\"Digest\", ";

            HttpRequestMessage request = new HttpRequestMessage();
            Assert.Throws<FormatException>(() => { request.Headers.Add(HttpKnownHeaderNames.Authorization, input); });
        }