#9161: add test for the bug fixed by r82581.

Patch by Michael Johnson.
diff --git a/Lib/test/test_optparse.py b/Lib/test/test_optparse.py
index f86ea01..59f752e 100644
--- a/Lib/test/test_optparse.py
+++ b/Lib/test/test_optparse.py
@@ -769,6 +769,13 @@
         self.assertParseFail(["-test"],
                              "no such option: -e")
 
+    def test_flag_accepts_unicode(self):
+        try:
+            self.parser.add_option(u"-u", u"--unicode")
+            self.parser.parse_args()
+        except TypeError:
+            self.fail("Failed parsing flag passed to add_option() as unicode.")
+
 class TestBool(BaseTest):
     def setUp(self):
         options = [make_option("-v",