public void SuccessMatch() { // Arrange var validatorFactory = new Mock<IValidatorEngine>(); var mappingEngine = new Mock<IMappingEngine>(); var repository = new Mock<IRepository>(); var searchCache = new Mock<ISearchCache>(); var service = new CounterpartyService(validatorFactory.Object, mappingEngine.Object, repository.Object, searchCache.Object); // Domain details var system = new MDM.SourceSystem { Name = "Endur" }; var mapping = new PartyRoleMapping { System = system, MappingValue = "A" }; var targetSystem = new MDM.SourceSystem { Name = "Trayport" }; var targetMapping = new PartyRoleMapping { System = targetSystem, MappingValue = "B", IsDefault = true }; var details = new MDM.CounterpartyDetails { Name = "Test", }; var counterparty = new MDM.Counterparty { Id = 1 }; counterparty.AddDetails(details); counterparty.ProcessMapping(mapping); counterparty.ProcessMapping(targetMapping); // Contract details var targetIdentifier = new MdmId { SystemName = "Trayport", Identifier = "B" }; mappingEngine.Setup(x => x.Map<PartyRoleMapping, MdmId>(targetMapping)).Returns(targetIdentifier); var list = new List<PartyRoleMapping> { mapping }; repository.Setup(x => x.Queryable<PartyRoleMapping>()).Returns(list.AsQueryable()); var request = new CrossMappingRequest { SystemName = "Endur", Identifier = "A", TargetSystemName = "trayport", ValidAt = SystemTime.UtcNow(), Version = 1 }; // Act var response = service.CrossMap(request); var candidate = response.Contract; // Assert Assert.IsNotNull(response, "Contract null"); Assert.IsTrue(response.IsValid, "Contract invalid"); Assert.IsNotNull(candidate, "Mapping null"); Assert.AreEqual(1, candidate.Mappings.Count, "Identifier count incorrect"); Assert.AreSame(targetIdentifier, candidate.Mappings[0], "Different identifier assigned"); }