public void SetsWwwAuthenticateHeaderOn401()
        {
            //Arrange
            var response = new HttpResponseMessage(HttpStatusCode.Unauthorized) {RequestMessage = new HttpRequestMessage()};

            //Act
            var handler = new BasicAuthMessageHandler();
            handler.OnOutboundResponse(response, new CancellationToken());

            //Assert
            Assert.AreEqual("Basic", response.Headers.WwwAuthenticate.First().Scheme);
            Assert.AreEqual("realm=\"DNNAPI\"", response.Headers.WwwAuthenticate.First().Parameter);
        }
        public void OmitsWwwAuthenticateHeaderOn401FromXmlHttpRequest()
        {
            //Arrange
            var response = new HttpResponseMessage(HttpStatusCode.Unauthorized)
                {RequestMessage = new HttpRequestMessage()};
            response.RequestMessage.Headers.Add("X-REQUESTED-WITH", "XmlHttpRequest");

            //Act
            var handler = new BasicAuthMessageHandler();
            handler.OnOutboundResponse(response, new CancellationToken());

            //Assert
            CollectionAssert.IsEmpty(response.Headers.WwwAuthenticate);
        }