Make a recently-added test pass in python3

diff --git a/tornado/test/simple_httpclient_test.py b/tornado/test/simple_httpclient_test.py
index 9034ec6baa85329bcad3208ff4822a785281b3a8..fb56f6e752bde0417a4d0b626065b4eae91e5a3f 100644 (file)
--- a/tornado/test/simple_httpclient_test.py
+++ b/tornado/test/simple_httpclient_test.py
@@ -223,6 +223,6 @@ class SimpleHTTPClientTestCase(AsyncHTTPTestCase, LogTrapTestCase):
         url = self.get_url("/auth").replace("http://", "http://me:secret@")
         self.http_client.fetch(url, self.stop)
         response = self.wait()
-        self.assertEqual("Basic " + base64.b64encode("me:secret"),
+        self.assertEqual(b("Basic ") + base64.b64encode(b("me:secret")),
                          response.body)