Tests: don't try to return response when "no_recv" is True.

test/unit/applications/websockets.py

@@ -43,10 +43,9 @@ class TestApplicationWebsocket(TestApplicationProto):
                 'Sec-WebSocket-Version': 13,
             }
 
-        _, sock = self.get(
+        sock = self.get(
             headers=headers,
             no_recv=True,
-            start=True,
         )
 
         resp = ''

test/unit/http.py

@@ -104,6 +104,9 @@ class TestHTTP:
 
             resp = self.recvall(sock, **recvall_kwargs).decode(encoding)
 
+        else:
+            return sock
+
         self.log_in(resp)
 
         if 'raw_resp' not in kwargs: