public async Task HandleShouldReturnOk()
{
// Arrange
var mapperMock = new Mock <IMapper>();
mapperMock.Setup(x => x.Map <IEnumerable <BusinessUnitModel> >(It.IsAny <object>())).Returns(Enumerable.Empty <BusinessUnitModel>());
var mapper = mapperMock.Object;
var businessUnitReadRepositoryMock = new Mock <IBusinessUnitReadRepository>();
businessUnitReadRepositoryMock.Setup(x => x.ListAsync(It.IsAny <Expression <Func <BusinessUnit, bool> > >(), It.IsAny <int?>(), It.IsAny <int?>())).Returns(Task.FromResult(Enumerable.Empty <BusinessUnit>()));
var businessUnitReadRepository = businessUnitReadRepositoryMock.Object;
var businessUnitOdataProviderMock = new Mock <IBusinessUnitOdataProvider>();
businessUnitOdataProviderMock.Setup(x => x.GetFilterPredicate(It.IsAny <string>())).Returns((Expression <Func <BusinessUnit, bool> >)null);
var businessUnitOdataProvider = businessUnitOdataProviderMock.Object;
var query = new ListBusinessUnitQuery(null, null, null);
var handler = new ListBusinessUnitQueryHandler(mapper, businessUnitReadRepository, businessUnitOdataProvider);
// Act
var result = await handler.Handle(query, CancellationToken.None);
// Assert
result.IsFailure.Should().BeFalse();
result.Should().BeOfType(typeof(Result <BusinessUnitsModel>));
}
public async Task HandleShouldReturnFailWhenDatabaseSpecificErrorOccurs()
{
// Arrange
var mapperMock = new Mock <IMapper>();
mapperMock.Setup(x => x.Map <IEnumerable <BusinessUnitModel> >(It.IsAny <object>())).Returns(Enumerable.Empty <BusinessUnitModel>());
var mapper = mapperMock.Object;
var businessUnitReadRepositoryMock = new Mock <IBusinessUnitReadRepository>();
businessUnitReadRepositoryMock.Setup(x => x.ListAsync(It.IsAny <Expression <Func <BusinessUnit, bool> > >(), It.IsAny <int?>(), It.IsAny <int?>())).Throws <SomeDatabaseSpecificException>();
var businessUnitReadRepository = businessUnitReadRepositoryMock.Object;
var businessUnitOdataProviderMock = new Mock <IBusinessUnitOdataProvider>();
businessUnitOdataProviderMock.Setup(x => x.GetFilterPredicate(It.IsAny <string>())).Returns((Expression <Func <BusinessUnit, bool> >)null);
var businessUnitOdataProvider = businessUnitOdataProviderMock.Object;
var query = new ListBusinessUnitQuery(null, null, null);
var handler = new ListBusinessUnitQueryHandler(mapper, businessUnitReadRepository, businessUnitOdataProvider);
// Act
var result = await handler.Handle(query, CancellationToken.None);
// Assert
result.IsFailure.Should().BeTrue();
result.Failures.Should().OnlyContain(x => x.Message == CustomFailures.ListBusinessUnitFailure);
}