public void EnsureMultiBufferMemoryStreamIsNotClosed()
{
byte[] buffer = GetRandomBuffer(1 * 1024 * 1024);
CloudBlobClient blobClient = GenerateCloudBlobClient();
CloudBlobContainer container = blobClient.GetContainerReference(Guid.NewGuid().ToString("N"));
try
{
container.Create();
CloudBlockBlob blob = container.GetBlockBlobReference("blob1");
using (MultiBufferMemoryStream originalBlob = new MultiBufferMemoryStream(null))
{
originalBlob.Write(buffer, 0, buffer.Length);
originalBlob.Seek(0, SeekOrigin.Begin);
blob.PutBlock(Convert.ToBase64String(Guid.NewGuid().ToByteArray()), originalBlob, null);
Assert.IsTrue(originalBlob.CanSeek);
}
}
finally
{
container.DeleteIfExists();
}
}
public void MultiBufferMemoryStreamReadSeekSetLengthTest()
{
byte[] outBuffer = new byte[2 * 1024 * 1024];
byte[] buffer = GetRandomBuffer(outBuffer.Length);
using (MemoryStream memStream = new MemoryStream())
{
memStream.Write(buffer, 0, buffer.Length);
using (MultiBufferMemoryStream multiBufferStream = new MultiBufferMemoryStream(null /* bufferManager */))
{
multiBufferStream.Write(buffer, 0, buffer.Length);
multiBufferStream.Seek(0, SeekOrigin.Begin);
TestHelper.AssertStreamsAreEqual(memStream, multiBufferStream);
multiBufferStream.Read(outBuffer, 0, buffer.Length);
TestHelper.AssertBuffersAreEqual(buffer, outBuffer);
multiBufferStream.Seek(-1, SeekOrigin.End);
Assert.AreEqual(buffer.Length - 1, multiBufferStream.Position);
multiBufferStream.Seek(-1024, SeekOrigin.End);
memStream.Seek(-1024, SeekOrigin.End);
TestHelper.AssertStreamsAreEqual(multiBufferStream, memStream);
multiBufferStream.SetLength(3 * 1024 * 1024);
memStream.SetLength(3 * 1024 * 1024);
multiBufferStream.Seek(0, SeekOrigin.Begin);
memStream.Seek(0, SeekOrigin.Begin);
TestHelper.AssertStreamsAreEqual(memStream, multiBufferStream);
}
}
}
public void EnsureMultiBufferMemoryStreamIsNotClosedAPM()
{
byte[] buffer = GetRandomBuffer(1 * 1024 * 1024);
CloudBlobClient blobClient = GenerateCloudBlobClient();
CloudBlobContainer container = blobClient.GetContainerReference(Guid.NewGuid().ToString("N"));
try
{
container.Create();
CloudBlockBlob blob = container.GetBlockBlobReference("blob1");
using (MultiBufferMemoryStream originalBlob = new MultiBufferMemoryStream(null))
{
originalBlob.Write(buffer, 0, buffer.Length);
originalBlob.Seek(0, SeekOrigin.Begin);
using (AutoResetEvent waitHandle = new AutoResetEvent(false))
{
ICancellableAsyncResult result = blob.BeginPutBlock(
Convert.ToBase64String(Guid.NewGuid().ToByteArray()),
originalBlob,
null,
ar => waitHandle.Set(),
null);
waitHandle.WaitOne();
blob.EndPutBlock(result);
}
Assert.IsTrue(originalBlob.CanSeek);
}
}
finally
{
container.DeleteIfExists();
}
}