From 39587c3c491525f59221f87a3ca2232ed44381fe Mon Sep 17 00:00:00 2001
From: Valentin Lorentz <progval+git@progval.net>
Date: Sat, 4 Sep 2021 21:08:06 +0200
Subject: [PATCH] Add testBanList

---
 irctest/server_tests/chmodes/ban.py | 51 +++++++++++++++++++++++++++--
 1 file changed, 49 insertions(+), 2 deletions(-)

diff --git a/irctest/server_tests/chmodes/ban.py b/irctest/server_tests/chmodes/ban.py
index 8a0f956..22cdebc 100644
--- a/irctest/server_tests/chmodes/ban.py
+++ b/irctest/server_tests/chmodes/ban.py
@@ -1,9 +1,10 @@
 from irctest import cases
-from irctest.numerics import ERR_BANNEDFROMCHAN
+from irctest.numerics import ERR_BANNEDFROMCHAN, RPL_BANLIST, RPL_ENDOFBANLIST
+from irctest.patma import ANYSTR, StrRe
 
 
 class BanModeTestCase(cases.BaseServerTestCase):
-    @cases.mark_specifications("RFC1459", "RFC2812")
+    @cases.mark_specifications("RFC1459", "RFC2812", "Modern")
     def testBan(self):
         """Basic ban operation"""
         self.connectClient("chanop", name="chanop")
@@ -23,6 +24,52 @@ class BanModeTestCase(cases.BaseServerTestCase):
         self.sendLine("bar", "JOIN #chan")
         self.assertMessageMatch(self.getMessage("bar"), command="JOIN")
 
+    @cases.mark_specifications("Modern")
+    def testBanList(self):
+        """https://github.com/ircdocs/modern-irc/pull/125"""
+        self.connectClient("chanop")
+        self.joinChannel(1, "#chan")
+        self.getMessages(1)
+        self.sendLine(1, "MODE #chan +b bar!*@*")
+        self.assertMessageMatch(self.getMessage(1), command="MODE")
+
+        self.sendLine(1, "MODE #chan +b")
+
+        m = self.getMessage(1)
+        if len(m.params) == 3:
+            # Old format
+            self.assertMessageMatch(
+                m,
+                command=RPL_BANLIST,
+                params=[
+                    "chanop",
+                    "#chan",
+                    "bar!*@*",
+                ],
+            )
+        else:
+            self.assertMessageMatch(
+                m,
+                command=RPL_BANLIST,
+                params=[
+                    "chanop",
+                    "#chan",
+                    "bar!*@*",
+                    StrRe("chanop(!.*@.*)?"),
+                    StrRe("[0-9]+"),
+                ],
+            )
+
+        self.assertMessageMatch(
+            self.getMessage(1),
+            command=RPL_ENDOFBANLIST,
+            params=[
+                "chanop",
+                "#chan",
+                ANYSTR,
+            ],
+        )
+
     @cases.mark_specifications("Ergo")
     def testCaseInsensitive(self):
         """Some clients allow unsetting modes if their argument matches