System.Net.Http.Tests.HttpContentHeadersTest.Expires_UseAddMethodWithInvalidValue_InvalidValueRecognized C# (CSharp) Method

        public void Expires_UseAddMethodWithInvalidValue_InvalidValueRecognized()
        {
            _headers.TryAddWithoutValidation("Expires", " Sun, 06 Nov 1994 08:49:37 GMT ,");
            Assert.Null(_headers.GetParsedValues("Expires"));
            Assert.Equal(1, _headers.GetValues("Expires").Count());
            Assert.Equal(" Sun, 06 Nov 1994 08:49:37 GMT ,", _headers.GetValues("Expires").First());

            _headers.Clear();
            _headers.TryAddWithoutValidation("Expires", " Sun, 06 Nov ");
            Assert.Null(_headers.GetParsedValues("Expires"));
            Assert.Equal(1, _headers.GetValues("Expires").Count());
            Assert.Equal(" Sun, 06 Nov ", _headers.GetValues("Expires").First());
        }