Set default Content-Type for post requests #184

CHANGES.txt

@@ -4,12 +4,14 @@ CHANGES
 0.15.0 (Unreleased)
 -------------------
 
-- Client WebSockets support.
+- Client WebSockets support
 
 - New Multipart system #273
 
 - Support for "Except" header #287 #267
 
+- Set default Content-Type for post requests #184
+
 - Fix issue with construction dynamic route with regexps and trailing slash #266
 
 - Add repr to web.Request

aiohttp/client.py

@@ -548,6 +548,11 @@ def send(self, writer, reader):
             request.enable_chunked_encoding()
             request.add_chunking_filter(self.chunked)
 
+        # set default content-type
+        if (self.method in self.POST_METHODS and
+                hdrs.CONTENT_TYPE not in self.headers):
+            self.headers[hdrs.CONTENT_TYPE] = 'application/octet-stream'
+
         request.add_headers(
             *((k, v)
               for k, v in ((k, value)

tests/test_client_functional.py

@@ -686,6 +686,8 @@ def stream():
 
             self.assertEqual(str(len(data)),
                              content['headers']['Content-Length'])
+            self.assertEqual('application/octet-stream',
+                             content['headers']['Content-Type'])
 
     def test_POST_StreamReader(self):
         with test_utils.run_server(self.loop, router=Functional) as httpd: