1 files changed, 11 insertions, 0 deletions
diff --git a/Lib/test/test_shutil.py b/Lib/test/test_shutil.py
index d7061b2..b29d316 100644
--- a/Lib/test/test_shutil.py
+++ b/Lib/test/test_shutil.py
@@ -1670,6 +1670,17 @@ class TestArchives(BaseTest, unittest.TestCase):
         # now create another tarball using `tar`
         tarball2 = os.path.join(root_dir, 'archive2.tar')
         tar_cmd = ['tar', '-cf', 'archive2.tar', base_dir]
+        if sys.platform == 'darwin':
+            # macOS tar can include extended attributes,
+            # ACLs and other mac specific metadata into the
+            # archive (an recentish version of the OS).
+            #
+            # This feature can be disabled with the
+            # '--no-mac-metadata' option on macOS 11 or
+            # later.
+            import platform
+            if int(platform.mac_ver()[0].split('.')[0]) >= 11:
+                tar_cmd.insert(1, '--no-mac-metadata')
         subprocess.check_call(tar_cmd, cwd=root_dir,
                               stdout=subprocess.DEVNULL)