test the ability to not learn our nick when addressed

markov/ircplugin.py

@@ -73,17 +73,24 @@ class Markov(Plugin):
             log.debug("not learning from %s as i've been told to ignore it", channel)
         else:
             # learn the line
+            learning_what = what
+            # remove our own nick and aliases from what we learn
             if connection.server_config.additional_addressed_nicks:
                 all_nicks = '|'.join(connection.server_config.additional_addressed_nicks.split('\n') +
                                      [connection.get_nickname()])
             else:
                 all_nicks = connection.get_nickname()
-            trimmed_what = re.sub(r'^(({nicks})[:,]|@({nicks}))\s+'.format(nicks=all_nicks), '', what)
+            learning_what = re.sub(r'^(({nicks})[:,]|@({nicks}))\s+'.format(nicks=all_nicks), '', learning_what)
+
+            # don't learn the speaker's nick if this came over a bridge
+            if channel and who == channel.discord_bridge:
+                learning_what = ' '.join(learning_what.split(' ')[1:])
+
             recursing = getattr(event, 'recursing', False)
             if not recursing:
-                log.debug("learning %s", trimmed_what)
+                log.debug("learning %s", learning_what)
                 context = markovlib.get_or_create_target_context(target)
-                markovlib.learn_line(trimmed_what, context)
+                markovlib.learn_line(learning_what, context)
 
         log.debug("searching '%s' for '%s'", what, all_nicks)
         if re.search(all_nicks, what, re.IGNORECASE) is not None:

tests/test_markov_ircplugin.py

@@ -33,3 +33,42 @@ class MarkovTestCase(TestCase):
             self.plugin.handle_chatter(self.mock_connection, mock_event)
 
         self.assertEqual(mock_learn_line.call_args.args[0], 'hello this is a test message')
+
+    def test_learn_self_edit(self):
+        """Test that we don't learn our own name when learning something addressed to us."""
+        mock_event = mock.MagicMock()
+        mock_event.arguments = ['test_bot: hello this is a test message']
+        mock_event.target = '#test'
+        mock_event.recursing = False
+
+        with mock.patch('markov.lib.learn_line') as mock_learn_line:
+            with mock.patch('markov.lib.generate_line'):
+                self.plugin.handle_chatter(self.mock_connection, mock_event)
+
+        self.assertEqual(mock_learn_line.call_args.args[0], 'hello this is a test message')
+
+    def test_learn_variant_self_edit(self):
+        """Test that we don't learn our own name when learning something addressed to us, discord style."""
+        mock_event = mock.MagicMock()
+        mock_event.arguments = ['@test_bot hello this is a test message']
+        mock_event.target = '#test'
+        mock_event.recursing = False
+
+        with mock.patch('markov.lib.learn_line') as mock_learn_line:
+            with mock.patch('markov.lib.generate_line'):
+                self.plugin.handle_chatter(self.mock_connection, mock_event)
+
+        self.assertEqual(mock_learn_line.call_args.args[0], 'hello this is a test message')
+
+    def test_learn_bridge_edit(self):
+        """Test that we don't learn the speaker's nick when learning a message from the bridge."""
+        mock_event = mock.MagicMock()
+        mock_event.arguments = ['<tester> hello this is a test message']
+        mock_event.target = '#test'
+        mock_event.recursing = False
+        mock_event.source = 'bridge!bridge@localhost'
+
+        with mock.patch('markov.lib.learn_line') as mock_learn_line:
+            self.plugin.handle_chatter(self.mock_connection, mock_event)
+
+        self.assertEqual(mock_learn_line.call_args.args[0], 'hello this is a test message')