Stream_data streams data to a given output stream most efficiently with a low memory footprint.

Still, the git-cat-file command keeps all data in an interal buffer instead of streaming it directly.
This is a git design issue though, and will be hard to address without some proper git-hacking.

Conflicts:

	lib/git/cmd.py

1 files changed, 11 insertions, 2 deletions

diff --git a/test/git/test_base.py b/test/git/test_base.py
index 4ad98d7f..b93e61c1 100644
--- a/test/git/test_base.py
+++ b/test/git/test_base.py
@@ -4,12 +4,15 @@
 # This module is part of GitPython and is released under
 # the BSD License: http://www.opensource.org/licenses/bsd-license.php
 
-from test.testlib import *
-from git import *
 import git.objects.base as base
 import git.refs as refs
+import os
+
+from test.testlib import *
+from git import *
 from itertools import chain
 from git.objects.utils import get_object_type_by_name
+import tempfile
 
 class TestBase(object):
 	
@@ -53,6 +56,12 @@ class TestBase(object):
 			data_stream = item.data_stream
 			data = data_stream.read()
 			assert data
+			
+			tmpfile = os.tmpfile()
+			assert item == item.stream_data(tmpfile)
+			tmpfile.seek(0)
+			assert tmpfile.read() == data
+			# END stream to file directly
 		# END for each object type to create
 		
 		# each has a unique sha