def test_socket_server_os_error(self):
daemon = MCRunner(
config_file=self.config_file.name,
pid_file=self.pid_file.name
)
daemon.sock_file = self.sock_file.name
mock_sock = mock.MagicMock()
with mock.patch.object(os, 'unlink', side_effect=OSError):
with mock.patch('socket.socket', return_value=mock_sock) as MockSocket:
sock = daemon.socket_server()
assert MockSocket.call_count == 1
assert MockSocket.call_args[0] == (socket.AF_UNIX, socket.SOCK_STREAM)
assert sock == mock_sock
assert mock_sock.bind.call_count == 1
assert mock_sock.bind.call_args[0] == (self.sock_file.name,)
assert mock_sock.listen.call_count == 1
assert mock_sock.listen.call_args[0] == (1,)
