iostream_test: Improve cleanup

Closing the file descriptor without removing the corresponding handler
is technically incorrect, although the default IOLoops don't have a
problem with it.

diff --git a/tornado/test/iostream_test.py b/tornado/test/iostream_test.py
index 7e400c7502d4bd55b41ed725fac041b70318d1f4..ecab4cc9e9540304f77521b7a3021a05c8cb094c 100644 (file)
--- a/tornado/test/iostream_test.py
+++ b/tornado/test/iostream_test.py
@@ -943,6 +943,7 @@ class TestIOStreamStartTLS(AsyncTestCase):
             self.server_stream.close()
         if self.client_stream is not None:
             self.client_stream.close()
+        self.io_loop.remove_handler(self.listener.fileno())
         self.listener.close()
         super(TestIOStreamStartTLS, self).tearDown()