public void ConstructorShouldFailWhenMapperIsNull()
{
//Arrange
var blobStorageMock = new Mock <IBlobStorage>().Object;
IMapper mapper = null;
//Act
var handler = new DownloadFileQueryHandler(blobStorageMock, mapper);
}
public void ConstructorShouldFailWhenBlobStorageIsNull()
{
//Arrange
IBlobStorage blobStorage = null;
var mapperMock = new Mock <IMapper>().Object;
//Act
var handler = new DownloadFileQueryHandler(blobStorage, mapperMock);
}
public void ConstructorShouldSucceed()
{
//Arrange
var blobStorageMock = new Mock <IBlobStorage>().Object;
var mapperMock = new Mock <IMapper>().Object;
//Act
var handler = new DownloadFileQueryHandler(blobStorageMock, mapperMock);
//Assert
handler.Should().NotBeNull();
}
public async Task HandleShouldSucceed()
{
//Arrange
var blobStorageMock = new Mock <IBlobStorage>();
blobStorageMock.Setup(x => x.DownloadFileAsync(It.IsAny <string>())).Returns(Task.FromResult(new FileDownloadDto()));
var blobStorage = blobStorageMock.Object;
var mapperMock = new Mock <IMapper>().Object;
var query = new DownloadFileQuery("test");
//Act
var handler = new DownloadFileQueryHandler(blobStorage, mapperMock);
var result = await handler.Handle(query, CancellationToken.None);
//Assert
result.Should().NotBeNull();
}
public async Task HandleShouldReturnFailWhenExceptionThrown()
{
//Arrange
var blobStorageMock = new Mock <IBlobStorage>();
blobStorageMock.Setup(x => x.DownloadFileAsync(It.IsAny <string>())).Throws(new Exception("Test"));
var blobStorage = blobStorageMock.Object;
var mapperMock = new Mock <IMapper>().Object;
var query = new DownloadFileQuery("test");
var expectedError = new CustomFault
{
Message = CustomFailures.DownloadFileFailure
};
//Act
var handler = new DownloadFileQueryHandler(blobStorage, mapperMock);
var result = await handler.Handle(query, CancellationToken.None);
//Assert
result.IsFailure.Should().BeTrue();
result.Failures.Should().ContainEquivalentOf(expectedError);
}
public async Task HandleShouldReturnFailIfFileNotFound()
{
//Arrange
var blobStorageMock = new Mock <IBlobStorage>();
blobStorageMock.Setup(x => x.DownloadFileAsync(It.IsAny <string>())).Throws(new BlobNotFoundException(new Exception("test")));
var blobStorage = blobStorageMock.Object;
var mapperMock = new Mock <IMapper>().Object;
var query = new DownloadFileQuery("test");
var expectedError = new HandlerFault()
{
Code = HandlerFaultCode.NotFound.Name,
Message = string.Format(HandlerFailures.NotFound, "File"),
Target = "file"
};
//Act
var handler = new DownloadFileQueryHandler(blobStorage, mapperMock);
var result = await handler.Handle(query, CancellationToken.None);
//Assert
result.IsFailure.Should().BeTrue();
result.Failures.Should().ContainEquivalentOf(expectedError);
}