public async Task GetNumeratorEntityList_Should_ReturnList() { // arrange var cancellationToken = CancellationToken.None; var dbContextFactory = new DefaultDbContextFactory(); var unitOfWorkFactory = new TransactionScopeUnitOfWorkFactory(); var generator = new MasterDataDbGenerator(unitOfWorkFactory, dbContextFactory); var entityTypeResolverMock = new Mock <IEntityNameResolver>(); entityTypeResolverMock.Setup(x => x.Resolve(It.IsAny <string>(), It.IsAny <Guid>(), It.IsAny <CancellationToken>())) .ReturnsAsync(() => "Numerator Entity Name"); var entityTypeResolverFactory = new Mock <INamedServiceFactory <IEntityNameResolver> >(); entityTypeResolverFactory.Setup(x => x.GetRequiredService(It.IsAny <string>())) .Returns(() => entityTypeResolverMock.Object); var repository = new DbNumeratorEntityRepository(dbContextFactory, entityTypeResolverFactory.Object); var handler = new GetNumeratorEntityListHandler(repository); using (var _ = unitOfWorkFactory.Create()) { // arrange var numerator = await generator.InsertNumerator( new Numerator(), new GenerateNumberRequest { EntityTypeCode = "NumeratorTypeCode", EntityTypeUid = Guid.NewGuid() }, cancellationToken); // act // ReSharper disable once PossibleInvalidOperationException var command = new GetNumeratorEntityList { NumeratorUid = numerator.Uid.Value }; var result = await handler.Handle(command, cancellationToken); // assert Assert.IsNotNull(result); Assert.IsNull(result.TotalCount); Assert.IsTrue(result.Rows.Count > 0); Assert.IsTrue(result.Rows.Count(x => x.EntityTypeCode == "NumeratorTypeCode") == 1); } }