1 files changed, 5 insertions, 1 deletions
diff --git a/Lib/test/test_importlib/resources/test_open.py b/Lib/test/test_importlib/resources/test_open.py
index 86becb4bfaa..3b6b2142ef4 100644
--- a/Lib/test/test_importlib/resources/test_open.py
+++ b/Lib/test/test_importlib/resources/test_open.py
@@ -24,7 +24,7 @@ class OpenTests:
         target = resources.files(self.data) / 'binary.file'
         with target.open('rb') as fp:
             result = fp.read()
-            self.assertEqual(result, b'\x00\x01\x02\x03')
+            self.assertEqual(result, bytes(range(4)))
 
     def test_open_text_default_encoding(self):
         target = resources.files(self.data) / 'utf-8.file'
@@ -81,5 +81,9 @@ class OpenZipTests(OpenTests, util.ZipSetup, unittest.TestCase):
     pass
 
 
+class OpenNamespaceZipTests(OpenTests, util.ZipSetup, unittest.TestCase):
+    ZIP_MODULE = 'namespacedata01'
+
+
 if __name__ == '__main__':
     unittest.main()