public void ValidDetailsSaved()
        {
            const int mappingId = 12;

            // Arrange
            var validatorFactory = new Mock <IValidatorEngine>();
            var mappingEngine    = new Mock <IMappingEngine>();
            var repository       = new Mock <IRepository>();
            var searchCache      = new Mock <ISearchCache>();

            var service = new CurveService(validatorFactory.Object, mappingEngine.Object, repository.Object, searchCache.Object);

            // NB Don't put mappingId here - service assigns it
            var identifier = new NexusId {
                SystemName = "Test", Identifier = "A"
            };
            var message = new AmendMappingRequest {
                MappingId = mappingId, Mapping = identifier, Version = 34
            };

            var start  = new DateTime(2000, 12, 31);
            var finish = DateUtility.Round(SystemTime.UtcNow().AddDays(5));
            var s1     = new SourceSystem {
                Name = "Test"
            };
            var m1 = new CurveMapping {
                Id = mappingId, System = s1, MappingValue = "1", Version = BitConverter.GetBytes(34L), Validity = new DateRange(start, DateUtility.MaxDate)
            };
            var m2 = new CurveMapping {
                Id = mappingId, System = s1, MappingValue = "1", Validity = new DateRange(start, finish)
            };

            // NB We deliberately bypasses the business logic
            var entity = new MDM.Curve();

            m1.Curve = entity;
            entity.Mappings.Add(m1);

            validatorFactory.Setup(x => x.IsValid(It.IsAny <AmendMappingRequest>(), It.IsAny <IList <IRule> >())).Returns(true);
            repository.Setup(x => x.FindOne <CurveMapping>(mappingId)).Returns(m1);
            mappingEngine.Setup(x => x.Map <NexusId, CurveMapping>(identifier)).Returns(m2);

            // Act
            service.UpdateMapping(message);

            // Assert
            Assert.AreEqual(mappingId, identifier.MappingId, "Mapping identifier differs");
            // Proves we have an update not an add
            Assert.AreEqual(1, entity.Mappings.Count, "Mapping count differs");
            // NB Don't verify result of Update - already covered by CurveMappingFixture
            repository.Verify(x => x.Save(entity));
            repository.Verify(x => x.Flush());
        }
        public void ValidDetailsSaved()
        {
            const int mappingId = 12;

            // Arrange
            var validatorFactory = new Mock<IValidatorEngine>();
            var mappingEngine = new Mock<IMappingEngine>();
            var repository = new Mock<IRepository>();
            var searchCache = new Mock<ISearchCache>();

            var service = new CurveService(validatorFactory.Object, mappingEngine.Object, repository.Object, searchCache.Object);

            // NB Don't put mappingId here - service assigns it
            var identifier = new NexusId { SystemName = "Test", Identifier = "A" };
            var message = new AmendMappingRequest { MappingId = mappingId, Mapping = identifier, Version = 34 };

            var start = new DateTime(2000, 12, 31);
            var finish = DateUtility.Round(SystemTime.UtcNow().AddDays(5));
            var s1 = new SourceSystem { Name = "Test" };
            var m1 = new CurveMapping { Id = mappingId, System = s1, MappingValue = "1", Version = BitConverter.GetBytes(34L), Validity = new DateRange(start, DateUtility.MaxDate) };
            var m2 = new CurveMapping { Id = mappingId, System = s1, MappingValue = "1", Validity = new DateRange(start, finish) };

            // NB We deliberately bypasses the business logic
            var entity = new MDM.Curve();
            m1.Curve = entity;
            entity.Mappings.Add(m1);

            validatorFactory.Setup(x => x.IsValid(It.IsAny<AmendMappingRequest>(), It.IsAny<IList<IRule>>())).Returns(true);
            repository.Setup(x => x.FindOne<CurveMapping>(mappingId)).Returns(m1);
            mappingEngine.Setup(x => x.Map<NexusId, CurveMapping>(identifier)).Returns(m2);

            // Act
            service.UpdateMapping(message);

            // Assert
            Assert.AreEqual(mappingId, identifier.MappingId, "Mapping identifier differs");
            // Proves we have an update not an add
            Assert.AreEqual(1, entity.Mappings.Count, "Mapping count differs");
            // NB Don't verify result of Update - already covered by CurveMappingFixture
            repository.Verify(x => x.Save(entity));
            repository.Verify(x => x.Flush());
        }