fix test for subprocess (#16644)

diff --git a/Lib/test/test_subprocess.py b/Lib/test/test_subprocess.py
index f7a7b115cdfe669853572c1929b8f9aa04da5314..75eb852cc97f7ad1b36bc25149921f6ab5ea42a3 100644 (file)
--- a/Lib/test/test_subprocess.py
+++ b/Lib/test/test_subprocess.py
@@ -2023,8 +2023,7 @@ class ContextManagerTests(BaseTestCase):
                                   stderr=subprocess.PIPE) as proc:
                 pass
 
-            if c.exception.errno != errno.ENOENT:  # ignore "no such file"
-                raise c.exception
+        self.assertEqual(c.exception.errno, errno.ENOENT)
 
 
 def test_main():