public async Task DownloadTextReturnsNullIfBlobDoesntExist()
{
var target = new CloudBlobWrapper(_cloudBlobMock.Object);
_cloudBlobMock
.Setup(cb => cb.DownloadTextAsync())
.ThrowsAsync(CreateBlobNotFoundException())
.Verifiable();
var result = await target.DownloadTextIfExistsAsync();
Assert.Null(result);
}
public async Task FetchAttributesIfExistsAsyncReturnsFalseOnNoBlob()
{
var target = new CloudBlobWrapper(_cloudBlobMock.Object);
_cloudBlobMock
.Setup(cb => cb.FetchAttributesAsync())
.ThrowsAsync(CreateBlobNotFoundException())
.Verifiable();
var result = await target.FetchAttributesIfExistsAsync();
_cloudBlobMock.VerifyAll();
Assert.False(result);
}
public async Task FetchAttributesIfExistsAsyncReturnsTrueOnSuccess()
{
var target = new CloudBlobWrapper(_cloudBlobMock.Object);
_cloudBlobMock
.Setup(cb => cb.FetchAttributesAsync())
.Returns(Task.CompletedTask)
.Verifiable();
var result = await target.FetchAttributesIfExistsAsync();
_cloudBlobMock.VerifyAll();
Assert.True(result);
}
public async Task DownloadTextPassesThroughExceptions()
{
var target = new CloudBlobWrapper(_cloudBlobMock.Object);
var exception = new TestException();
_cloudBlobMock
.Setup(cb => cb.DownloadTextAsync())
.ThrowsAsync(exception)
.Verifiable();
var thrownException = await Assert.ThrowsAsync <TestException>(() => target.DownloadTextIfExistsAsync());
Assert.Same(exception, thrownException);
}
public async Task OpenReadIfExistsAsyncReturnsNullOnNoBlob()
{
var target = new CloudBlobWrapper(_cloudBlobMock.Object);
_cloudBlobMock
.Setup(cb => cb.OpenReadAsync(It.IsAny <AccessCondition>(), It.IsAny <BlobRequestOptions>(), It.IsAny <OperationContext>()))
.ThrowsAsync(CreateBlobNotFoundException())
.Verifiable();
var returnedStream = await target.OpenReadIfExistsAsync();
_cloudBlobMock.VerifyAll();
Assert.Null(returnedStream);
}
public async Task DownloadsText()
{
var target = new CloudBlobWrapper(_cloudBlobMock.Object);
const string text = "sometext";
_cloudBlobMock
.Setup(cb => cb.DownloadTextAsync())
.ReturnsAsync(text)
.Verifiable();
var result = await target.DownloadTextIfExistsAsync();
_cloudBlobMock.VerifyAll();
Assert.Equal(text, result);
}
public async Task OpenReadIfExistsAsyncPassesThroughExceptions()
{
var target = new CloudBlobWrapper(_cloudBlobMock.Object);
var exception = new TestException();
_cloudBlobMock
.Setup(cb => cb.OpenReadAsync(It.IsAny <AccessCondition>(), It.IsAny <BlobRequestOptions>(), It.IsAny <OperationContext>()))
.ThrowsAsync(exception)
.Verifiable();
var thrownException = await Assert.ThrowsAsync <TestException>(() => target.OpenReadIfExistsAsync());
_cloudBlobMock.VerifyAll();
Assert.Same(exception, thrownException);
}
public async Task FetchAttributesIfExistsAsyncPassesThroughExceptions()
{
var target = new CloudBlobWrapper(_cloudBlobMock.Object);
var exception = new TestException();
_cloudBlobMock
.Setup(cb => cb.FetchAttributesAsync())
.ThrowsAsync(exception)
.Verifiable();
var thrownException = await Assert.ThrowsAsync <TestException>(() => target.FetchAttributesIfExistsAsync());
_cloudBlobMock.VerifyAll();
Assert.Same(exception, thrownException);
}
public async Task OpenReadIfExistsAsyncReturnsStream()
{
var target = new CloudBlobWrapper(_cloudBlobMock.Object);
using (var stream = new MemoryStream())
{
_cloudBlobMock
.Setup(cb => cb.OpenReadAsync(It.IsAny <AccessCondition>(), It.IsAny <BlobRequestOptions>(), It.IsAny <OperationContext>()))
.ReturnsAsync(stream)
.Verifiable();
var returnedStream = await target.OpenReadIfExistsAsync();
_cloudBlobMock.VerifyAll();
Assert.Same(stream, returnedStream);
}
}
