X-Git-Url: http://git.bitcoin.ninja/index.cgi?p=youtube-dl;a=blobdiff_plain;f=youtube_dl%2Fdownloader%2Fhttp.py;fp=youtube_dl%2Fdownloader%2Fhttp.py;h=5046878dfcd874013e737e85d32764a95737406e;hp=970103a8ddcca661f01fe7c3837e0050871b542d;hb=6c907eb33ffd79ef9c4761c6460acb31b2eded46;hpb=f7b42518dc4c10d6027bfe7f5e7f186d526b1a4b

diff --git a/youtube_dl/downloader/http.py b/youtube_dl/downloader/http.py
index 970103a8d..5046878df 100644
--- a/youtube_dl/downloader/http.py
+++ b/youtube_dl/downloader/http.py
@@ -227,7 +227,7 @@ class HttpFD(FileDownloader):
             while True:
                 try:
                     # Download and write
-                    data_block = ctx.data.read(block_size if not is_test else min(block_size, data_len - byte_counter))
+                    data_block = ctx.data.read(block_size if data_len is None else min(block_size, data_len - byte_counter))
                 # socket.timeout is a subclass of socket.error but may not have
                 # errno set
                 except socket.timeout as e: