public async Task HandleShouldReturnFailWhenDatabaseSpecificErrorOccurs()
{
// Arrange
var mapperMock = new Mock <IMapper>();
mapperMock.Setup(x => x.Map <IEnumerable <SourceModel> >(It.IsAny <object>())).Returns(Enumerable.Empty <SourceModel>());
var mapper = mapperMock.Object;
var sourceReadRepositoryMock = new Mock <ISourceReadRepository>();
sourceReadRepositoryMock.Setup(x => x.ListAsync(It.IsAny <Expression <Func <Source, bool> > >(), It.IsAny <int?>(), It.IsAny <int?>())).Throws <SomeDatabaseSpecificException>();
var sourceReadRepository = sourceReadRepositoryMock.Object;
var sourceOdataProviderMock = new Mock <ISourceOdataProvider>();
sourceOdataProviderMock.Setup(x => x.GetFilterPredicate(It.IsAny <string>())).Returns((Expression <Func <Source, bool> >)null);
var sourceOdataProvider = sourceOdataProviderMock.Object;
var query = new ListSourceQuery(null, null, null);
var handler = new ListSourceQueryHandler(mapper, sourceReadRepository, sourceOdataProvider);
// Act
var result = await handler.Handle(query, CancellationToken.None);
// Assert
result.IsFailure.Should().BeTrue();
result.Failures.Should().OnlyContain(x => x.Message == CustomFailures.ListSourceFailure);
}
public async Task HandleShouldReturnOk()
{
// Arrange
var mapperMock = new Mock <IMapper>();
mapperMock.Setup(x => x.Map <IEnumerable <SourceModel> >(It.IsAny <object>())).Returns(Enumerable.Empty <SourceModel>());
var mapper = mapperMock.Object;
var sourceReadRepositoryMock = new Mock <ISourceReadRepository>();
sourceReadRepositoryMock.Setup(x => x.ListAsync(It.IsAny <Expression <Func <Source, bool> > >(), It.IsAny <int?>(), It.IsAny <int?>())).Returns(Task.FromResult(Enumerable.Empty <Source>()));
var sourceReadRepository = sourceReadRepositoryMock.Object;
var sourceOdataProviderMock = new Mock <ISourceOdataProvider>();
sourceOdataProviderMock.Setup(x => x.GetFilterPredicate(It.IsAny <string>())).Returns((Expression <Func <Source, bool> >)null);
var sourceOdataProvider = sourceOdataProviderMock.Object;
var query = new ListSourceQuery(null, null, null);
var handler = new ListSourceQueryHandler(mapper, sourceReadRepository, sourceOdataProvider);
// Act
var result = await handler.Handle(query, CancellationToken.None);
// Assert
result.IsFailure.Should().BeFalse();
result.Should().BeOfType(typeof(Result <SourcesModel>));
}
public async Task HandleShouldReturnFailWhenFilterOdataErrorOccurs()
{
// Arrange
var mapperMock = new Mock <IMapper>();
mapperMock.Setup(x => x.Map <IEnumerable <FlowModel> >(It.IsAny <object>())).Returns(Enumerable.Empty <FlowModel>());
var mapper = mapperMock.Object;
var sourceReadRepositoryMock = new Mock <ISourceReadRepository>();
sourceReadRepositoryMock.Setup(x => x.ListAsync(It.IsAny <Expression <Func <Source, bool> > >(), It.IsAny <int?>(), It.IsAny <int?>())).Returns(Task.FromResult(Enumerable.Empty <Source>()));
var sourceReadRepository = sourceReadRepositoryMock.Object;
var sourceOdataProviderMock = new Mock <ISourceOdataProvider>();
sourceOdataProviderMock.Setup(x => x.GetFilterPredicate(It.IsAny <string>())).Throws <FilterODataException>();
var sourceOdataProvider = sourceOdataProviderMock.Object;
var query = new ListSourceQuery(null, null, null);
var handler = new ListSourceQueryHandler(mapper, sourceReadRepository, sourceOdataProvider);
// Act
var result = await handler.Handle(query, CancellationToken.None);
// Assert
result.IsFailure.Should().BeTrue();
result.Failures.Should().OnlyContain(x => x.Code == HandlerFaultCode.InvalidQueryFilter.Name &&
x.Message == HandlerFailures.InvalidQueryFilter &&
x.Target == "$filter");
}