Index: tornado-4.4.2/tornado/test/options_test.py
===================================================================
--- tornado-4.4.2.orig/tornado/test/options_test.py
+++ tornado-4.4.2/tornado/test/options_test.py
@@ -36,8 +36,8 @@ class OptionsTest(unittest.TestCase):
         options.define("port", default=80)
         options.define("username", default='foo')
         options.define("my_path")
-        config_path = os.path.join(os.path.dirname(__file__),
-                                   "options_test.cfg")
+        config_path = os.path.abspath(os.path.join(os.path.dirname(__file__),
+                                   "options_test.cfg"))
         options.parse_config_file(config_path)
         self.assertEqual(options.port, 443)
         self.assertEqual(options.username, "李康")