[TestCase(256 * Constants.KB)] // multi-report case
public async Task DownloadStreaming(int size)
{
await using DisposingContainer test = await BlobsClientBuilder.GetTestContainerAsync();
// Arrange
var data = GetRandomBuffer(size);
TestProgress progress = new TestProgress();
var client = test.Container.GetBlobClient(BlobsClientBuilder.GetNewBlobName());
await client.UploadAsync(BinaryData.FromBytes(data));
// Act
var result = await client.DownloadStreamingAsync(
progressHandler : progress);
var downloadedData = new byte[result.Value.Details.ContentLength];
using (Stream ms = new MemoryStream(downloadedData))
{
await result.Value.Content.CopyToAsync(ms);
}
// Assert
Assert.AreNotEqual(0, progress.List.Count);
Assert.AreEqual(size, progress.List.Max());
}
public async Task DownloadStreamingRange(int offset, int length)
{
await using DisposingContainer test = await BlobsClientBuilder.GetTestContainerAsync();
// Arrange
const int size = 8 * Constants.KB;
var data = GetRandomBuffer(size);
TestProgress progress = new TestProgress();
var client = test.Container.GetBlobClient(BlobsClientBuilder.GetNewBlobName());
await client.UploadAsync(BinaryData.FromBytes(data));
// Act
var result = await client.DownloadStreamingAsync(
progressHandler : progress,
range : new HttpRange(offset, length));
var downloadedData = new byte[result.Value.Details.ContentLength];
using (Stream ms = new MemoryStream(downloadedData))
{
await result.Value.Content.CopyToAsync(ms);
}
// Assert
Assert.AreNotEqual(0, progress.List.Count);
Assert.AreEqual(length, progress.List.Max());
Assert.IsTrue(new ReadOnlySpan <byte>(data, offset, length).SequenceEqual(downloadedData));
}
[TestCase(Constants.MB, 100 * Constants.KB, 10)] // multi-report per-partition case
public async Task DownloadTo(int dataLength, int?partitionSize, int?parallelism)
{
await using DisposingContainer test = await BlobsClientBuilder.GetTestContainerAsync();
// Arrange
var data = GetRandomBuffer(dataLength);
TestProgress progress = new TestProgress();
var client = test.Container.GetBlobClient(BlobsClientBuilder.GetNewBlobName());
await client.UploadAsync(BinaryData.FromBytes(data));
// Act
var downloadedData = new MemoryStream();
await client.DownloadToAsync(downloadedData, new BlobDownloadToOptions
{
ProgressHandler = progress,
TransferOptions = new StorageTransferOptions
{
InitialTransferSize = partitionSize,
MaximumTransferSize = partitionSize,
MaximumConcurrency = parallelism
}
});
// Assert
Assert.AreNotEqual(0, progress.List.Count);
Assert.AreEqual(downloadedData.Length, progress.List.Max());
Assert.AreEqual(data.Length, downloadedData.Length);
Assert.IsTrue(Enumerable.SequenceEqual(data, downloadedData.ToArray()));
}
[TestCase(256 * Constants.KB)] // multi-report case
public async Task DownloadContent(int size)
{
await using DisposingContainer test = await BlobsClientBuilder.GetTestContainerAsync();
// Arrange
var data = GetRandomBuffer(size);
TestProgress progress = new TestProgress();
var client = test.Container.GetBlobClient(BlobsClientBuilder.GetNewBlobName());
await client.UploadAsync(BinaryData.FromBytes(data));
// Act
var result = await client.DownloadContentAsync(progressHandler : progress);
// Assert
Assert.AreNotEqual(0, progress.List.Count);
Assert.AreEqual(size, progress.List.Max());
Assert.IsTrue(Enumerable.SequenceEqual(data, result.Value.Content.ToArray()));
}
public async Task DownloadContentRange(int offset, int length)
{
await using DisposingContainer test = await BlobsClientBuilder.GetTestContainerAsync();
// Arrange
const int size = 8 * Constants.KB;
var data = GetRandomBuffer(size);
TestProgress progress = new TestProgress();
var client = test.Container.GetBlobClient(BlobsClientBuilder.GetNewBlobName());
await client.UploadAsync(BinaryData.FromBytes(data));
// Act
var result = await client.DownloadContentAsync(new BlobDownloadOptions
{
ProgressHandler = progress,
Range = new HttpRange(offset, length)
});
// Assert
Assert.AreNotEqual(0, progress.List.Count);
Assert.AreEqual(length, progress.List.Max());
Assert.IsTrue(new ReadOnlySpan <byte>(data, offset, length).SequenceEqual(result.Value.Content.ToArray()));
}
