Fix unit tests in debug mode: mock a non-blocking socket for socket operations

which now raise an exception if the socket is blocking.

1 files changed, 6 insertions, 0 deletions

diff --git a/asyncio/test_utils.py b/asyncio/test_utils.py
index 840bbf9..ac7680d 100644
--- a/asyncio/test_utils.py
+++ b/asyncio/test_utils.py
@@ -417,3 +417,9 @@ def disable_logger():
         yield
     finally:
         logger.setLevel(old_level)
+
+def mock_nonblocking_socket():
+    """Create a mock of a non-blocking socket."""
+    sock = mock.Mock(socket.socket)
+    sock.gettimeout.return_value = 0.0
+    return sock