1 files changed, 6 insertions, 0 deletions
diff --git a/Lib/test/libregrtest/setup.py b/Lib/test/libregrtest/setup.py
index 9a6585a..8493114 100644
--- a/Lib/test/libregrtest/setup.py
+++ b/Lib/test/libregrtest/setup.py
@@ -107,6 +107,12 @@ def setup_tests(ns):
 
     support.use_resources = ns.use_resources
 
+    if hasattr(sys, 'addaudithook'):
+        # Add an auditing hook for all tests to ensure PySys_Audit is tested
+        def _test_audit_hook(name, args):
+            pass
+        sys.addaudithook(_test_audit_hook)
+
 
 def replace_stdout():
     """Set stdout encoder error handler to backslashreplace (as stderr error