Fix test.

dulwich/client.py

@@ -38,7 +38,6 @@ Known capabilities that are not supported:
  * include-tag
 """
 
-from StringIO import StringIO
 from contextlib import closing
 from io import BytesIO, BufferedReader
 import gzip
@@ -1256,7 +1255,7 @@ class HttpGitClient(GitClient):
                 raise GitProtocolError("unexpected http response %d for %s" %
                                        (e.code, url))
         if resp.info().get('Content-Encoding') == 'gzip':
-            read = gzip.GzipFile(fileobj=StringIO(resp.read())).read
+            read = gzip.GzipFile(fileobj=BytesIO(resp.read())).read
         else:
             read = resp.read
 

dulwich/object_store.py

@@ -362,6 +362,7 @@ class PackBasedObjectStore(BaseObjectStore):
             self._remove_loose_object(obj.id)
         for pack in old_packs:
             self._remove_pack(pack)
+        self._update_pack_cache()
         return len(objects)
 
     def __iter__(self):

dulwich/tests/test_object_store.py

@@ -296,7 +296,7 @@ class PackBasedObjectStoreTests(ObjectStoreTests):
                          set(self.store))
         self.assertEqual(2, len(self.store.packs))
         self.assertEqual(6, self.store.repack())
-        self.assertNotEqual(1, len(self.store.packs))
+        self.assertEqual(1, len(self.store.packs))
         self.assertEqual(0, self.store.pack_loose_objects())