add a test for +m

irctest/server_tests/test_channel_operations.py

@@ -842,6 +842,40 @@ class TopicPrivileges(cases.BaseServerTestCase):
         self.assertNotIn('TOPIC', replies)
 
 
+class ModeratedMode(cases.BaseServerTestCase):
+
+    @cases.SpecificationSelector.requiredBySpecification('RFC2812')
+    def testModeratedMode(self):
+        # test the +m channel mode
+        self.connectClient('chanop', name='chanop')
+        self.joinChannel('chanop', '#chan')
+        self.getMessages('chanop')
+        self.sendLine('chanop', 'MODE #chan +m')
+        replies = self.getMessages('chanop')
+        modeLines = [line for line in replies if line.command == 'MODE']
+        self.assertMessageEqual(modeLines[0], command='MODE', params=['#chan', '+m'])
+
+        self.connectClient('baz', name='baz')
+        self.joinChannel('baz', '#chan')
+        self.getMessages('chanop')
+        # this message should be suppressed completely by +m
+        self.sendLine('baz', 'PRIVMSG #chan :hi from baz')
+        replies = self.getMessages('baz')
+        reply_cmds = {reply.command for reply in replies}
+        self.assertIn(ERR_CANNOTSENDTOCHAN, reply_cmds)
+        self.assertEqual(self.getMessages('chanop'), [])
+
+        # grant +v, user should be able to send messages
+        self.sendLine('chanop', 'MODE #chan +v baz')
+        self.getMessages('chanop')
+        self.getMessages('baz')
+        self.sendLine('baz', 'PRIVMSG #chan :hi again from baz')
+        self.getMessages('baz')
+        relays = self.getMessages('chanop')
+        relay = relays[0]
+        self.assertMessageEqual(relay, command='PRIVMSG', params=['#chan', 'hi again from baz'])
+
+
 class OpModerated(cases.BaseServerTestCase):
 
     @cases.SpecificationSelector.requiredBySpecification('Oragono')