public void GetContactlistsContactlistIdTest()
        {
            // TODO: add unit test for the method 'GetContactlistsContactlistId'
            string contactListId       = null; // TODO: replace null with proper value
            bool?  includeImportStatus = null; // TODO: replace null with proper value
            bool?  includeSize         = null; // TODO: replace null with proper value
            var    response            = instance.GetContactlistsContactlistId(contactListId, includeImportStatus, includeSize);

            Assert.IsInstanceOf <ContactList> (response, "response is ContactList");
        }