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

        public void ContentLanguage_UseAddMethodWithInvalidValue_InvalidValueRecognized()
        {
            _headers.TryAddWithoutValidation("Content-Language", "custom1 custom2"); // no separator

            Assert.Equal(0, _headers.ContentLanguage.Count);
            Assert.Equal(1, _headers.GetValues("Content-Language").Count());
            Assert.Equal("custom1 custom2", _headers.GetValues("Content-Language").First());
        }