inherit maxchar of field value where needed (closes #14648)
diff --git a/Lib/test/test_unicode.py b/Lib/test/test_unicode.py
index 813d59f..7b0397e 100644
--- a/Lib/test/test_unicode.py
+++ b/Lib/test/test_unicode.py
@@ -1056,6 +1056,8 @@
self.assertEqual('%f' % INF, 'inf')
self.assertEqual('%F' % INF, 'INF')
+ self.assertEqual(format("\u0410\u0411\u0412", "s"), "АБВ")
+
def test_startswith_endswith_errors(self):
for meth in ('foo'.startswith, 'foo'.endswith):
with self.assertRaises(TypeError) as cm: