Fixed bug where ChannelPluginTestCase would try to chop off the first word of an ACTION.

test/test.py

@@ -226,6 +226,7 @@ class ChannelPluginTestCase(PluginTestCase):
         if response is not None:
             args = list(response.args)
             # Strip off nick: at beginning of response.
+            if not ircmsgs.isAction(response):
                 args[1] = args[1].split(None, 1)[1]
             return ircmsgs.privmsg(*args)
         else: