test_selectors: use asyncio.test_support if test.support is missing

1 files changed, 4 insertions, 1 deletions

diff --git a/tests/test_selectors.py b/tests/test_selectors.py
index 49b5b8d..a33f0fa 100644
--- a/tests/test_selectors.py
+++ b/tests/test_selectors.py
@@ -3,11 +3,14 @@ import os
 import random
 import signal
 import sys
-from test import support
 from time import sleep
 import unittest
 import unittest.mock
 try:
+    from test import support
+except ImportError:
+    from asyncio import test_support as support
+try:
     from time import monotonic as time
 except ImportError:
     from time import time as time