diff -r eb04ac3a8327 -r 3f4bdea2abbf iro/test_helpers/smtp_helper.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/iro/test_helpers/smtp_helper.py	Thu Sep 27 17:15:46 2012 +0200
@@ -0,0 +1,49 @@
+# Copyright (c) 2012 netzguerilla.net <iro@netzguerilla.net>
+# 
+# This file is part of Iro.
+# 
+# Permission is hereby granted, free of charge, to any person obtaining a copy of
+# this software and associated documentation files (the "Software"), to deal in
+# the Software without restriction, including without limitation the rights to use,
+# copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the
+# #Software, and to permit persons to whom the Software is furnished to do so,
+# subject to the following conditions:
+# 
+# The above copyright notice and this permission notice shall be included in
+# all copies or substantial portions of the Software.
+# 
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
+# INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
+# PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
+# HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+# SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+"""
+A helper class which allows test code to intercept and store sent email.
+(from: http://lakin.weckers.net/thoughts/twisted/part1/threaded/)
+"""
+import smtpd
+import asyncore
+
+class TestSMTPServer(smtpd.SMTPServer):
+    """
+    An SMTP Server used to allow integration tests which ensure email is sent.
+    """
+
+    def __init__(self, localaddr):
+        self.rcvd = []
+        smtpd.SMTPServer.__init__(self, localaddr, None)
+
+    def start(self):
+        import threading
+        self.poller = threading.Thread(target=asyncore.loop,
+                kwargs={'timeout':0.1, 'use_poll':True})
+        self.poller.start()
+
+    def process_message(self, peer, mailfrom, rcpttos, data):
+        self.rcvd.append((mailfrom, rcpttos, data))
+
+    def close(self):
+        smtpd.SMTPServer.close(self)
+        self.poller.join()