Issue #29392: Prevent crash when passing invalid arguments into msvcrt module.

1 files changed, 6 insertions, 5 deletions

diff --git a/Lib/test/test_runpy.py b/Lib/test/test_runpy.py
index db55db702b..02b4d62567 100644
--- a/Lib/test/test_runpy.py
+++ b/Lib/test/test_runpy.py
@@ -577,13 +577,14 @@ from ..uncle.cousin import nephew
         self.addCleanup(self._del_pkg, pkg_dir)
         for depth in range(2, max_depth+1):
             self._add_relative_modules(pkg_dir, "", depth)
-        for finder, mod_name, ispkg in pkgutil.walk_packages([pkg_dir]):
-            self.assertIsInstance(finder,
+        for moduleinfo in pkgutil.walk_packages([pkg_dir]):
+            self.assertIsInstance(moduleinfo, pkgutil.ModuleInfo)
+            self.assertIsInstance(moduleinfo.module_finder,
                                   importlib.machinery.FileFinder)
-            if ispkg:
-                expected_packages.remove(mod_name)
+            if moduleinfo.ispkg:
+                expected_packages.remove(moduleinfo.name)
             else:
-                expected_modules.remove(mod_name)
+                expected_modules.remove(moduleinfo.name)
         self.assertEqual(len(expected_packages), 0, expected_packages)
         self.assertEqual(len(expected_modules), 0, expected_modules)