public void CreatePatch()
        {
            var mapper = new ApiTransactionHistoryArchiveModelMapper();
            var model  = new ApiTransactionHistoryArchiveRequestModel();

            model.SetProperties(1m, DateTime.Parse("1/1/1987 12:00:00 AM"), 1, 1, 1, 1, DateTime.Parse("1/1/1987 12:00:00 AM"), "A");

            JsonPatchDocument <ApiTransactionHistoryArchiveRequestModel> patch = mapper.CreatePatch(model);
            var response = new ApiTransactionHistoryArchiveRequestModel();

            patch.ApplyTo(response);
            response.ActualCost.Should().Be(1m);
            response.ModifiedDate.Should().Be(DateTime.Parse("1/1/1987 12:00:00 AM"));
            response.ProductID.Should().Be(1);
            response.Quantity.Should().Be(1);
            response.ReferenceOrderID.Should().Be(1);
            response.ReferenceOrderLineID.Should().Be(1);
            response.TransactionDate.Should().Be(DateTime.Parse("1/1/1987 12:00:00 AM"));
            response.TransactionType.Should().Be("A");
        }