public void FileOpenWriteTest()
{
byte[] buffer = GetRandomBuffer(2 * 1024);
CloudFileShare share = GetRandomShareReference();
try
{
share.Create();
CloudFile file = share.GetRootDirectoryReference().GetFileReference("file1");
using (CloudFileStream fileStream = file.OpenWrite(2048))
{
fileStream.Write(buffer, 0, 2048);
fileStream.Flush();
byte[] testBuffer = new byte[2048];
MemoryStream dstStream = new MemoryStream(testBuffer);
file.DownloadRangeToStream(dstStream, null, null);
MemoryStream memStream = new MemoryStream(buffer);
TestHelper.AssertStreamsAreEqual(memStream, dstStream);
}
}
finally
{
share.DeleteIfExists();
}
}
public void FileOpenWriteSeekReadTest()
{
byte[] buffer = GetRandomBuffer(2 * 1024);
CloudFileShare share = GetRandomShareReference();
try
{
share.Create();
CloudFile file = share.GetRootDirectoryReference().GetFileReference("file1");
MemoryStream memoryStream = new MemoryStream(buffer);
Stream fileStream = file.OpenWrite(2048);
fileStream.Write(buffer, 0, 2048);
Assert.AreEqual(fileStream.Position, 2048);
fileStream.Seek(1024, 0);
memoryStream.Seek(1024, 0);
Assert.AreEqual(fileStream.Position, 1024);
byte[] testBuffer = GetRandomBuffer(1024);
memoryStream.Write(testBuffer, 0, 1024);
fileStream.Write(testBuffer, 0, 1024);
Assert.AreEqual(fileStream.Position, memoryStream.Position);
fileStream.Close();
Stream dstStream = file.OpenRead();
TestHelper.AssertStreamsAreEqual(memoryStream, dstStream);
}
finally
{
share.DeleteIfExists();
}
}
public void FileReadWhenOpenWrite()
{
byte[] buffer = GetRandomBuffer(2 * 1024);
CloudFileShare share = GetRandomShareReference();
try
{
share.Create();
CloudFile file = share.GetRootDirectoryReference().GetFileReference("file1");
MemoryStream memoryStream = new MemoryStream(buffer);
Stream fileStream = file.OpenWrite(2048);
fileStream.Write(buffer, 0, 2048);
byte[] testBuffer = new byte[2048];
TestHelper.ExpectedException <NotSupportedException>(() => fileStream.Read(testBuffer, 0, 2048),
"Try reading from a stream opened for Write");
}
finally
{
share.DeleteIfExists();
}
}
public void FileUseTransactionalMD5GetTestAPM()
{
FileRequestOptions optionsWithNoMD5 = new FileRequestOptions()
{
UseTransactionalMD5 = false,
};
FileRequestOptions optionsWithMD5 = new FileRequestOptions()
{
UseTransactionalMD5 = true,
};
byte[] buffer = GetRandomBuffer(3 * 1024 * 1024);
MD5 hasher = MD5.Create();
string md5 = Convert.ToBase64String(hasher.ComputeHash(buffer));
string lastCheckMD5 = null;
int checkCount = 0;
OperationContext opContextWithMD5Check = new OperationContext();
opContextWithMD5Check.ResponseReceived += (_, args) =>
{
if (long.Parse(HttpResponseParsers.GetContentLength(args.Response)) >= buffer.Length)
{
lastCheckMD5 = HttpResponseParsers.GetContentMD5(args.Response);
checkCount++;
}
};
CloudFileShare share = GetRandomShareReference();
try
{
share.Create();
using (AutoResetEvent waitHandle = new AutoResetEvent(false))
{
IAsyncResult result;
CloudFile file = share.GetRootDirectoryReference().GetFileReference("file2");
using (Stream fileStream = file.OpenWrite(buffer.Length * 2))
{
fileStream.Write(buffer, 0, buffer.Length);
fileStream.Write(buffer, 0, buffer.Length);
}
checkCount = 0;
using (Stream stream = new MemoryStream())
{
result = file.BeginDownloadToStream(stream, null, optionsWithNoMD5, opContextWithMD5Check,
ar => waitHandle.Set(),
null);
waitHandle.WaitOne();
file.EndDownloadRangeToStream(result);
Assert.IsNull(lastCheckMD5);
result = file.BeginDownloadToStream(stream, null, optionsWithMD5, opContextWithMD5Check,
ar => waitHandle.Set(),
null);
waitHandle.WaitOne();
StorageException storageEx = TestHelper.ExpectedException <StorageException>(
() => file.EndDownloadRangeToStream(result),
"File will not have MD5 set by default; with UseTransactional, download should fail");
result = file.BeginDownloadRangeToStream(stream, buffer.Length, buffer.Length, null, optionsWithNoMD5, opContextWithMD5Check,
ar => waitHandle.Set(),
null);
waitHandle.WaitOne();
file.EndDownloadRangeToStream(result);
Assert.IsNull(lastCheckMD5);
result = file.BeginDownloadRangeToStream(stream, buffer.Length, buffer.Length, null, optionsWithMD5, opContextWithMD5Check,
ar => waitHandle.Set(),
null);
waitHandle.WaitOne();
file.EndDownloadRangeToStream(result);
Assert.AreEqual(md5, lastCheckMD5);
result = file.BeginDownloadRangeToStream(stream, 1024, 4 * 1024 * 1024 + 1, null, optionsWithNoMD5, opContextWithMD5Check,
ar => waitHandle.Set(),
null);
waitHandle.WaitOne();
file.EndDownloadRangeToStream(result);
Assert.IsNull(lastCheckMD5);
result = file.BeginDownloadRangeToStream(stream, 1024, 4 * 1024 * 1024 + 1, null, optionsWithMD5, opContextWithMD5Check,
ar => waitHandle.Set(),
null);
waitHandle.WaitOne();
storageEx = TestHelper.ExpectedException <StorageException>(
() => file.EndDownloadRangeToStream(result),
"Downloading more than 4MB with transactional MD5 should not be supported");
Assert.IsInstanceOfType(storageEx.InnerException, typeof(ArgumentOutOfRangeException));
result = file.BeginOpenRead(null, optionsWithMD5, opContextWithMD5Check,
ar => waitHandle.Set(),
null);
waitHandle.WaitOne();
using (Stream fileStream = file.EndOpenRead(result))
{
fileStream.CopyTo(stream);
Assert.IsNotNull(lastCheckMD5);
}
result = file.BeginOpenRead(null, optionsWithNoMD5, opContextWithMD5Check,
ar => waitHandle.Set(),
null);
waitHandle.WaitOne();
using (Stream fileStream = file.EndOpenRead(result))
{
fileStream.CopyTo(stream);
Assert.IsNull(lastCheckMD5);
}
}
Assert.AreEqual(9, checkCount);
}
}
finally
{
share.DeleteIfExists();
}
}
public void FileUseTransactionalMD5PutTest()
{
FileRequestOptions optionsWithNoMD5 = new FileRequestOptions()
{
UseTransactionalMD5 = false,
};
FileRequestOptions optionsWithMD5 = new FileRequestOptions()
{
UseTransactionalMD5 = true,
};
byte[] buffer = GetRandomBuffer(1024);
MD5 hasher = MD5.Create();
string md5 = Convert.ToBase64String(hasher.ComputeHash(buffer));
string lastCheckMD5 = null;
int checkCount = 0;
OperationContext opContextWithMD5Check = new OperationContext();
opContextWithMD5Check.SendingRequest += (_, args) =>
{
if (HttpRequestParsers.GetContentLength(args.Request) >= buffer.Length)
{
lastCheckMD5 = HttpRequestParsers.GetContentMD5(args.Request);
checkCount++;
}
};
CloudFileShare share = GetRandomShareReference();
try
{
share.Create();
CloudFile file = share.GetRootDirectoryReference().GetFileReference("file2");
file.Create(buffer.Length);
checkCount = 0;
using (Stream fileData = new MemoryStream(buffer))
{
file.WriteRange(fileData, 0, null, null, optionsWithNoMD5, opContextWithMD5Check);
Assert.IsNull(lastCheckMD5);
fileData.Seek(0, SeekOrigin.Begin);
file.WriteRange(fileData, 0, null, null, optionsWithMD5, opContextWithMD5Check);
Assert.AreEqual(md5, lastCheckMD5);
fileData.Seek(0, SeekOrigin.Begin);
file.WriteRange(fileData, 0, md5, null, optionsWithNoMD5, opContextWithMD5Check);
Assert.AreEqual(md5, lastCheckMD5);
}
Assert.AreEqual(3, checkCount);
file = share.GetRootDirectoryReference().GetFileReference("file5");
checkCount = 0;
using (Stream fileStream = file.OpenWrite(buffer.Length * 3, null, optionsWithMD5, opContextWithMD5Check))
{
fileStream.Write(buffer, 0, buffer.Length);
fileStream.Write(buffer, 0, buffer.Length);
}
Assert.IsNotNull(lastCheckMD5);
Assert.AreEqual(1, checkCount);
file = share.GetRootDirectoryReference().GetFileReference("file6");
checkCount = 0;
using (Stream fileStream = file.OpenWrite(buffer.Length * 3, null, optionsWithNoMD5, opContextWithMD5Check))
{
fileStream.Write(buffer, 0, buffer.Length);
fileStream.Write(buffer, 0, buffer.Length);
}
Assert.IsNull(lastCheckMD5);
Assert.AreEqual(1, checkCount);
}
finally
{
share.DeleteIfExists();
}
}