Disallow special filenames on Windowslocale-basename

1 files changed, 9 insertions, 0 deletions

diff --git a/tests/test_localedata.py b/tests/test_localedata.py
index 9cb4282..c852c1b 100644
--- a/tests/test_localedata.py
+++ b/tests/test_localedata.py
@@ -159,3 +159,12 @@ def test_locale_name_cleanup():
         localedata.load(name)
     with pytest.raises(UnknownLocaleError):
         Locale(name)
+
+
+@pytest.mark.skipif(sys.platform != "win32", reason="windows-only test")
+def test_reserved_locale_names():
+    for name in ("con", "aux", "nul", "prn", "com8", "lpt5"):
+        with pytest.raises(ValueError):
+            localedata.load(name)
+        with pytest.raises(ValueError):
+            Locale(name)