1 files changed, 6 insertions, 0 deletions
diff --git a/Lib/test/test_unicodedata.py b/Lib/test/test_unicodedata.py
index b572261..bfbb0aa 100644
--- a/Lib/test/test_unicodedata.py
+++ b/Lib/test/test_unicodedata.py
@@ -294,6 +294,12 @@ class UnicodeMiscTest(UnicodeDatabaseTest):
                 self.assertEqual(len(lines), 1,
                                  r"\u%.4x should not be a linebreak" % i)
 
+    def test_UCS4(self):
+        # unicodedata should work with code points outside the BMP
+        # even on a narrow Unicode build
+        self.assertEqual(self.db.category(u"\U0001012A"), "No")
+        self.assertEqual(self.db.numeric(u"\U0001012A"), 9000)
+
 def test_main():
     test.support.run_unittest(
         UnicodeMiscTest,