import unittest

from message import SlackMessage

class Test_SlackMessage(unittest.TestCase) :
   def test_basic(self) :
      def recv(*args, **payload) :
         return SlackMessage(payload)
      try :
         recv(data={"hello":"world"})
         self.fail("did not raise exception at bad slack message payload")
      except Exception :
         pass

if __name__ == "__main__" :
   unittest.main()