Stumps.Server.StumpsServerInstance.CreateStump C# (CSharp) Method

        public StumpContract CreateStump(StumpContract contract)
        {
            if (contract == null)
            {
                throw new ArgumentNullException("contract");
            }

            if (string.IsNullOrEmpty(contract.StumpId))
            {
                contract.StumpId = RandomGenerator.GenerateIdentifier();
            }

            if (this.StumpNameExists(contract.StumpName))
            {
                throw new ArgumentException(Resources.StumpNameUsedError);
            }

            var entity = ContractEntityBinding.CreateEntityFromContract(contract);

            _dataAccess.StumpCreate(this.ServerId, entity, contract.OriginalRequest.GetBody(), contract.OriginalResponse.GetBody(), contract.Response.GetBody());

            UnwrapAndAddStump(contract);

            return contract;
        }

        public void StumpNameExists_WithExistantName_ReturnsTrue()
        {
            var contract = new StumpContract()
            {
                OriginalRequest = new RecordedRequest(Substitute.For<IStumpsHttpRequest>(), ContentDecoderHandling.DecodeNotRequired),
                OriginalResponse = new RecordedResponse(Substitute.For<IStumpsHttpResponse>(), ContentDecoderHandling.DecodeNotRequired),
                Response = new RecordedResponse(Substitute.For<IStumpsHttpResponse>(), ContentDecoderHandling.DecodeNotRequired),
                StumpCategory = "ABC",
                StumpId = "abc",
                StumpName = "StumpName"
            };

            var instance = new StumpsServerInstance(Substitute.For<IServerFactory>(), _serverId, _dal);
            instance.CreateStump(contract);
            Assert.IsTrue(instance.StumpNameExists(contract.StumpName));
        }