public void InterceptGzip()
{
var compressedData = new MemoryStream();
using (var gzipStream = new GZipStream(compressedData, CompressionMode.Compress, true))
{
gzipStream.Write(MediaContent, 0, MediaContent.Length);
}
var interceptedData = new MemoryStream();
StreamInterceptor interceptor = interceptedData.Write;
int interceptorProviderCount = 0;
using (var service = new MockClientService())
{
var downloader = new MediaDownloader(service)
{
ChunkSize = 10,
ResponseStreamInterceptorProvider = _ =>
{
interceptorProviderCount++;
return(interceptor);
}
};
IList <IDownloadProgress> progressList = new List <IDownloadProgress>();
downloader.ProgressChanged += (p) =>
{
progressList.Add(p);
};
var outputStream = new MemoryStream();
downloader.Download(_httpPrefix + "GzipContent", outputStream);
// We only had one HTTP response, even though we read it in multiple chunks.
Assert.Equal(1, interceptorProviderCount);
// The end result is decompressed content.
Assert.Equal(MediaContent, outputStream.ToArray());
// We intercepted the compressed content.
Assert.Equal(compressedData.ToArray(), interceptedData.ToArray());
}
}
public void InterceptPlain()
{
var interceptedData = new MemoryStream();
StreamInterceptor interceptor = interceptedData.Write;
int interceptorProviderCount = 0;
using (var service = new MockClientService())
{
var downloader = new MediaDownloader(service)
{
ChunkSize = 10,
ResponseStreamInterceptorProvider = _ =>
{
interceptorProviderCount++;
return(interceptor);
}
};
IList <IDownloadProgress> progressList = new List <IDownloadProgress>();
downloader.ProgressChanged += (p) =>
{
progressList.Add(p);
};
var outputStream = new MemoryStream();
downloader.Download(_httpPrefix + "PlainText", outputStream);
// We only had one HTTP response, even though we read it in multiple chunks.
Assert.Equal(1, interceptorProviderCount);
// The end result is plain text content.
Assert.Equal(MediaContent, outputStream.ToArray());
// We intercepted the plain text content too.
Assert.Equal(MediaContent, interceptedData.ToArray());
}
}
internal InterceptingStream(Stream original, StreamInterceptor interceptor)
{
_original = original;
_interceptor = interceptor;
}