public void ReturnsZero_WhenTryingToReadMoreThanStreamLength(int maxBytesPerRead)
{
var bytes = Encoding.ASCII.GetBytes("This is the stream content.");
var networkStream = new NetworkStreamEmulator(new MemoryStream(bytes))
{
MaxBytesPerRead = maxBytesPerRead
};
var fixLengthInputStream = new FixLengthInputStream(networkStream, bytes.Length);
var buff = new byte[bytes.Length + 1];
while (fixLengthInputStream.NbRemainingBytesToRead > 0)
{
fixLengthInputStream.Read(buff);
}
Assert.Equal(0, fixLengthInputStream.Read(buff));
Assert.Equal(0, fixLengthInputStream.NbRemainingBytesToRead);
Assert.Equal(0, fixLengthInputStream.Read(new byte[500], 0, 500));
Assert.Equal(0, fixLengthInputStream.NbRemainingBytesToRead);
Assert.Equal(0, fixLengthInputStream.Read(new byte[1000], 0, 1000));
Assert.Equal(0, fixLengthInputStream.NbRemainingBytesToRead);
}
public void ReturnsZero_WhenCountIsZero()
{
var networkStream = new NetworkStreamEmulator(new MemoryStream());
var fixLengthInputStream = new FixLengthInputStream(networkStream, 5);
const int count = 0;
Assert.Equal(0, fixLengthInputStream.Read(new byte[50], 0, count));
}
public Stream Create(Stream inputStream, IHttpHeader header)
{
if (inputStream == null)
{
throw new ArgumentNullException(nameof(inputStream));
}
if (header == null)
{
throw new ArgumentNullException(nameof(header));
}
var streamTmp = inputStream;
var contentLength = header.Headers.ContentLength.Value;
if (contentLength != null)
{
if (contentLength <= 0)
{
return(new NullInputStream());
}
streamTmp = new FixLengthInputStream(streamTmp, contentLength.Value);
}
foreach (var transferEncodingValue in header.Headers.TransferEncoding.Values)
{
var cleanedTransferEncoding = transferEncodingValue.ToLower().Trim();
switch (cleanedTransferEncoding)
{
case "identity":
break;
case "gzip":
streamTmp = new GZipStream(streamTmp, CompressionLevel.Fastest);
break;
case "deflate":
streamTmp = new DeflateStream(streamTmp, CompressionLevel.Fastest);
break;
case "chunked":
streamTmp = new ChunkedInputStream(streamTmp);
break;
default:
throw new InputTransferEncodingNotSupportedException();
}
}
return(streamTmp);
}
public void ThrowsStreamEndException(int nbMissingBytes, int maxBytesPerRead)
{
var bytes = Encoding.ASCII.GetBytes("This is the stream content.");
var networkStream = new NetworkStreamEmulator(new MemoryStream(bytes))
{
MaxBytesPerRead = maxBytesPerRead
};
var fixLengthInputStream = new FixLengthInputStream(networkStream, bytes.Length + nbMissingBytes);
Assert.Throws <StreamEndException>(() =>
{
var buff = new byte[10];
while (fixLengthInputStream.NbRemainingBytesToRead > 0)
{
fixLengthInputStream.Read(buff);
}
});
}
