[2.2.x] Fixed #30506 -- Fixed crash of autoreloader when path contains null characters.

Backport of 2ff517ccb6116c1be6338e6bdcf08a313defc5c7 from master.

1 files changed, 11 insertions, 0 deletions

diff --git a/tests/utils_tests/test_autoreload.py b/tests/utils_tests/test_autoreload.py
index c7308ca53a..59eb32ed70 100644
--- a/tests/utils_tests/test_autoreload.py
+++ b/tests/utils_tests/test_autoreload.py
@@ -138,6 +138,17 @@ class TestIterModulesAndFiles(SimpleTestCase):
         fake_main = types.ModuleType('__main__')
         self.assertEqual(autoreload.iter_modules_and_files((fake_main,), frozenset()), frozenset())
 
+    def test_path_with_embedded_null_bytes(self):
+        for path in (
+            'embedded_null_byte\x00.py',
+            'di\x00rectory/embedded_null_byte.py',
+        ):
+            with self.subTest(path=path):
+                self.assertEqual(
+                    autoreload.iter_modules_and_files((), frozenset([path])),
+                    frozenset(),
+                )
+
 
 class TestCommonRoots(SimpleTestCase):
     def test_common_roots(self):