public void AsMessageBodyCaptureDescriptor()
        {
            const string expected       = "claim";
            var          originalStream = MessageFactory.CreateClaimCheckOut(expected).AsStream();
            var          part           = new Mock <IBaseMessagePart>();

            part.Setup(p => p.GetOriginalDataStream())
            .Returns(originalStream);

            var descriptor = part.Object.AsMessageBodyCaptureDescriptor();

            Assert.That(descriptor.Data, Is.EqualTo(expected));
        }