public void TestUpdateResponse()
        {
            var twilioRestClient = Substitute.For <ITwilioRestClient>();

            twilioRestClient.AccountSid.Returns("ACaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa");
            twilioRestClient.Request(Arg.Any <Request>())
            .Returns(new Response(
                         System.Net.HttpStatusCode.OK,
                         "{\"account_sid\": \"ACaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\",\"room_sid\": \"RMaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\",\"date_created\": \"2017-07-30T20:00:00Z\",\"date_updated\": \"2017-07-30T20:00:00Z\",\"start_time\": \"2017-07-30T20:00:00Z\",\"end_time\": \"2017-07-30T20:00:01Z\",\"sid\": \"PAaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\",\"identity\": \"alice\",\"status\": \"disconnected\",\"url\": \"https://video.twilio.com/v1/Rooms/RMaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa/Participants/PAaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\",\"duration\": 1,\"links\": {\"published_tracks\": \"https://video.twilio.com/v1/Rooms/RMaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa/Participants/PAaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa/PublishedTracks\"}}"
                         ));

            var response = RoomParticipantResource.Update("RMaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "PAaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", client: twilioRestClient);

            Assert.NotNull(response);
        }
        public void TestUpdateRequest()
        {
            var twilioRestClient = Substitute.For <ITwilioRestClient>();
            var request          = new Request(
                HttpMethod.Post,
                Twilio.Rest.Domain.Video,
                "/v1/Rooms/RMaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa/Participants/PAaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa",
                ""
                );

            twilioRestClient.Request(request).Throws(new ApiException("Server Error, no content"));

            try
            {
                RoomParticipantResource.Update("RMaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", "PAaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", client: twilioRestClient);
                Assert.Fail("Expected TwilioException to be thrown for 500");
            }
            catch (ApiException) {}
            twilioRestClient.Received().Request(request);
        }