Add test scenarios for local ERC modules

* test/lisp/erc/erc-scenarios-base-local-modules.el: New file.
* test/lisp/erc/resources/base/local-modules/first.eld: New file.
* test/lisp/erc/resources/base/local-modules/fourth.eld: New file
* test/lisp/erc/resources/base/local-modules/second.eld: New file.
* test/lisp/erc/resources/base/local-modules/third.eld: New file.
(Bug#57955.)

5 files changed, 439 insertions, 0 deletions

diff --git a/test/lisp/erc/erc-scenarios-base-local-modules.el b/test/lisp/erc/erc-scenarios-base-local-modules.el
new file mode 100644
index 00000000000..417705de09c
--- /dev/null
+++ b/test/lisp/erc/erc-scenarios-base-local-modules.el
@@ -0,0 +1,243 @@
+;;; erc-scenarios-local-modules.el --- Local modules tests for ERC -*- lexical-binding: t -*-
+
+;; Copyright (C) 2022 Free Software Foundation, Inc.
+;;
+;; This file is part of GNU Emacs.
+;;
+;; This program is free software: you can redistribute it and/or
+;; modify it under the terms of the GNU General Public License as
+;; published by the Free Software Foundation, either version 3 of the
+;; License, or (at your option) any later version.
+;;
+;; This program is distributed in the hope that it will be useful, but
+;; WITHOUT ANY WARRANTY; without even the implied warranty of
+;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+;; General Public License for more details.
+;;
+;; You should have received a copy of the GNU General Public License
+;; along with this program.  If not, see
+;; <https://www.gnu.org/licenses/>.
+
+;;; Code:
+
+;;; Commentary:
+
+;; These tests all use `sasl' because, as of ERC 5.5, it's the one
+;; and only local module.
+
+(require 'ert-x)
+(eval-and-compile
+  (let ((load-path (cons (ert-resource-directory) load-path)))
+    (require 'erc-scenarios-common)))
+
+(require 'erc-sasl)
+
+;; This asserts that a local module's options and its inclusion in
+;; (and absence from) `erc-update-modules' can be let-bound.
+
+(ert-deftest erc-scenarios-base-local-modules--reconnect-let ()
+  :tags '(:expensive-test)
+  (erc-scenarios-common-with-cleanup
+      ((erc-scenarios-common-dialog "sasl")
+       (erc-server-flood-penalty 0.1)
+       (dumb-server (erc-d-run "localhost" t 'plain 'plain))
+       (port (process-contact dumb-server :service))
+       (expect (erc-d-t-make-expecter)))
+
+    (ert-info ("Connect with options let-bound")
+      (with-current-buffer
+          ;; This won't work unless the library is already loaded
+          (let ((erc-modules (cons 'sasl erc-modules))
+                (erc-sasl-mechanism 'plain)
+                (erc-sasl-password "password123"))
+            (erc :server "127.0.0.1"
+                 :port port
+                 :nick "tester"
+                 :user "tester"
+                 :full-name "tester"))
+        (should (string= (buffer-name) (format "127.0.0.1:%d" port)))))
+
+    (with-current-buffer (erc-d-t-wait-for 10 (get-buffer "ExampleOrg"))
+
+      (ert-info ("First connection succeeds")
+        (funcall expect 10 "This server is in debug mode")
+        (erc-cmd-QUIT "")
+        (funcall expect 10 "finished"))
+
+      (should-not (memq 'sasl erc-modules))
+      (erc-d-t-wait-for 10 (not (erc-server-process-alive)))
+      (erc-cmd-RECONNECT)
+
+      (ert-info ("Second connection succeeds")
+        (funcall expect 10 "This server is in debug mode")
+        (erc-cmd-QUIT "")
+        (funcall expect 10 "finished")))))
+
+;; After quitting a session for which `sasl' is enabled, you
+;; disconnect and toggle `erc-sasl-mode' off.  You then reconnect
+;; using an alternate nickname.  You again disconnect and reconnect,
+;; this time immediately, and the mode stays disabled.  Finally, you
+;; once again disconnect, toggle the mode back on, and reconnect.  You
+;; are authenticated successfully, just like in the initial session.
+;;
+;; This is meant to show that a user's local mode settings persist
+;; between sessions.  It also happens to show (in round four, below)
+;; that a server renicking a user on 001 after a 903 is handled just
+;; like a user-initiated renick, although this is not the main thrust.
+
+(ert-deftest erc-scenarios-base-local-modules--mode-persistence ()
+  :tags '(:expensive-test)
+  (erc-scenarios-common-with-cleanup
+      ((erc-scenarios-common-dialog "base/local-modules")
+       (erc-server-flood-penalty 0.1)
+       (dumb-server (erc-d-run "localhost" t 'first 'second 'third 'fourth))
+       (port (process-contact dumb-server :service))
+       (erc-modules (cons 'sasl erc-modules))
+       (expect (erc-d-t-make-expecter))
+       (server-buffer-name (format "127.0.0.1:%d" port)))
+
+    (ert-info ("Round one, initial authentication succeeds as expected")
+      (with-current-buffer (erc :server "127.0.0.1"
+                                :port port
+                                :nick "tester"
+                                :user "tester"
+                                :password "changeme"
+                                :full-name "tester")
+        (should (string= (buffer-name) server-buffer-name))
+        (funcall expect 10 "You are now logged in as tester"))
+
+      (with-current-buffer (erc-d-t-wait-for 10 (get-buffer "foonet"))
+        (funcall expect 10 "This server is in debug mode")
+        (erc-cmd-JOIN "#chan")
+
+        (with-current-buffer (erc-d-t-wait-for 10 (get-buffer "#chan"))
+          (funcall expect 20 "She is Lavinia, therefore must"))
+
+        (erc-cmd-QUIT "")
+        (funcall expect 10 "finished")))
+
+    (ert-info ("Round two, nick rejected, alternate granted")
+      (with-current-buffer "foonet"
+
+        (ert-info ("Toggle mode off, reconnect")
+          (erc-sasl-mode -1)
+          (erc-cmd-RECONNECT))
+
+        (funcall expect 10 "User modes for tester`")
+        (should-not (cdr (erc-scenarios-common-buflist "foonet")))
+        (should (equal (buffer-name) "foonet"))
+        (should-not (cdr (erc-scenarios-common-buflist "#chan")))
+
+        (with-current-buffer "#chan"
+          (funcall expect 10 "Some enigma, some riddle"))
+
+        (erc-cmd-QUIT "")
+        (funcall expect 10 "finished")))
+
+    (ert-info ("Round three, send alternate nick initially")
+      (with-current-buffer "foonet"
+
+        (ert-info ("Keep mode off, reconnect")
+          (should-not erc-sasl-mode)
+          (should (local-variable-p 'erc-sasl-mode))
+          (erc-cmd-RECONNECT))
+
+        (funcall expect 10 "User modes for tester`")
+        (should-not (cdr (erc-scenarios-common-buflist "foonet")))
+        (should (equal (buffer-name) "foonet"))
+        (should-not (cdr (erc-scenarios-common-buflist "#chan")))
+
+        (with-current-buffer "#chan"
+          (funcall expect 10 "Let our reciprocal vows be remembered."))
+
+        (erc-cmd-QUIT "")
+        (funcall expect 10 "finished")))
+
+    (ert-info ("Round four, authenticated successfully again")
+      (with-current-buffer "foonet"
+
+        (ert-info ("Toggle mode on, reconnect")
+          (should-not erc-sasl-mode)
+          (should (local-variable-p 'erc-sasl-mode))
+          (erc-sasl-mode +1)
+          (erc-cmd-RECONNECT))
+
+        (funcall expect 10 "User modes for tester")
+        (should-not (cdr (erc-scenarios-common-buflist "foonet")))
+        (should (equal (buffer-name) "foonet"))
+        (should-not (cdr (erc-scenarios-common-buflist "#chan")))
+
+        (with-current-buffer "#chan"
+          (funcall expect 10 "Well met; good morrow, Titus and Hortensius."))
+
+        (erc-cmd-QUIT "")))))
+
+;; For local modules, the twin toggle commands `erc-FOO-enable' and
+;; `erc-FOO-disable' affect all buffers of a connection, whereas
+;; `erc-FOO-mode' continues to operate only on the current buffer.
+
+(ert-deftest erc-scenarios-base-local-modules--toggle-helpers ()
+  :tags '(:expensive-test)
+  (erc-scenarios-common-with-cleanup
+      ((erc-scenarios-common-dialog "base/local-modules")
+       (erc-server-flood-penalty 0.1)
+       (dumb-server (erc-d-run "localhost" t 'first 'second 'fourth))
+       (port (process-contact dumb-server :service))
+       (erc-modules (cons 'sasl erc-modules))
+       (expect (erc-d-t-make-expecter))
+       (server-buffer-name (format "127.0.0.1:%d" port)))
+
+    (ert-info ("Initial authentication succeeds as expected")
+      (with-current-buffer (erc :server "127.0.0.1"
+                                :port port
+                                :nick "tester"
+                                :user "tester"
+                                :password "changeme"
+                                :full-name "tester")
+        (should (string= (buffer-name) server-buffer-name))
+        (funcall expect 10 "You are now logged in as tester"))
+
+      (with-current-buffer (erc-d-t-wait-for 10 (get-buffer "foonet"))
+        (funcall expect 10 "This server is in debug mode")
+        (erc-cmd-JOIN "#chan")
+
+        (with-current-buffer (erc-d-t-wait-for 10 (get-buffer "#chan"))
+          (funcall expect 20 "She is Lavinia, therefore must"))
+
+        (erc-cmd-QUIT "")
+        (funcall expect 10 "finished")))
+
+    (ert-info ("Disabling works from a target buffer.")
+      (with-current-buffer "#chan"
+        (should erc-sasl-mode)
+        (call-interactively #'erc-sasl-disable)
+        (should-not erc-sasl-mode)
+        (should (local-variable-p 'erc-sasl-mode))
+        (should-not (buffer-local-value 'erc-sasl-mode (get-buffer "foonet")))
+        (erc-cmd-RECONNECT)
+        (with-current-buffer "#chan"
+          (funcall expect 10 "Some enigma, some riddle")
+          (should-not erc-sasl-mode) ; regression
+          (should (local-variable-p 'erc-sasl-mode))))
+
+      (with-current-buffer "foonet"
+        (should (local-variable-p 'erc-sasl-mode))
+        (funcall expect 10 "User modes for tester`")
+        (erc-cmd-QUIT "")
+        (funcall expect 10 "finished")))
+
+    (ert-info ("Enabling works from a target buffer")
+      (with-current-buffer "#chan"
+        (call-interactively #'erc-sasl-enable)
+        (should (local-variable-p 'erc-sasl-mode))
+        (should erc-sasl-mode)
+        (erc-cmd-RECONNECT)
+        (funcall expect 10 "Well met; good morrow, Titus and Hortensius.")
+        (erc-cmd-QUIT ""))
+
+      (with-current-buffer "foonet"
+        (should (local-variable-p 'erc-sasl-mode))
+        (should erc-sasl-mode)
+        (funcall expect 10 "User modes for tester")))))
+
+;;; erc-scenarios-local-modules.el ends here
diff --git a/test/lisp/erc/resources/base/local-modules/first.eld b/test/lisp/erc/resources/base/local-modules/first.eld
new file mode 100644
index 00000000000..f9181a80fb7
--- /dev/null
+++ b/test/lisp/erc/resources/base/local-modules/first.eld
@@ -0,0 +1,53 @@
+;; -*- mode: lisp-data; -*-
+((cap 10 "CAP REQ :sasl"))
+((nick 1 "NICK tester"))
+((user 1 "USER tester 0 * :tester"))
+
+((authenticate 5 "AUTHENTICATE PLAIN")
+ (0.0 ":irc.foonet.org CAP * ACK sasl")
+ (0.0 "AUTHENTICATE +"))
+
+((authenticate 5 "AUTHENTICATE AHRlc3RlcgBjaGFuZ2VtZQ==")
+ (0.0 ":irc.foonet.org 900 * * tester :You are now logged in as tester")
+ (0.01 ":irc.foonet.org 903 * :Authentication successful"))
+
+((cap 3.2 "CAP END")
+ (0.0 ":irc.foonet.org 001 tester :Welcome to the foonet IRC Network tester")
+ (0.0 ":irc.foonet.org 002 tester :Your host is irc.foonet.org, running version ergo-v2.8.0")
+ (0.2 ":irc.foonet.org 003 tester :This server was created Sun, 20 Nov 2022 23:10:36 UTC")
+ (0.0 ":irc.foonet.org 004 tester irc.foonet.org ergo-v2.8.0 BERTZios CEIMRUabefhiklmnoqstuv Iabefhkloqv")
+ (0.0 ":irc.foonet.org 005 tester AWAYLEN=390 BOT=B CASEMAPPING=ascii CHANLIMIT=#:100 CHANMODES=Ibe,k,fl,CEMRUimnstu CHANNELLEN=64 CHANTYPES=# ELIST=U EXCEPTS EXTBAN=,m FORWARD=f INVEX KICKLEN=390 :are supported by this server")
+ (0.0 ":irc.foonet.org 005 tester MAXLIST=beI:60 MAXTARGETS=4 MODES MONITOR=100 NETWORK=foonet NICKLEN=32 PREFIX=(qaohv)~&@%+ STATUSMSG=~&@%+ TARGMAX=NAMES:1,LIST:1,KICK:,WHOIS:1,USERHOST:10,PRIVMSG:4,TAGMSG:4,NOTICE:4,MONITOR:100 TOPICLEN=390 UTF8MAPPING=rfc8265 UTF8ONLY WHOX :are supported by this server")
+ (0.0 ":irc.foonet.org 005 tester draft/CHATHISTORY=100 :are supported by this server")
+ (0.0 ":irc.foonet.org 251 tester :There are 0 users and 3 invisible on 1 server(s)")
+ (0.0 ":irc.foonet.org 252 tester 0 :IRC Operators online")
+ (0.0 ":irc.foonet.org 253 tester 0 :unregistered connections")
+ (0.0 ":irc.foonet.org 254 tester 1 :channels formed")
+ (0.0 ":irc.foonet.org 255 tester :I have 3 clients and 0 servers")
+ (0.0 ":irc.foonet.org 265 tester 3 3 :Current local users 3, max 3")
+ (0.0 ":irc.foonet.org 266 tester 3 3 :Current global users 3, max 3")
+ (0.0 ":irc.foonet.org 422 tester :MOTD File is missing")
+ (0.0 ":irc.foonet.org 221 tester +i")
+ (0.0 ":irc.foonet.org NOTICE tester :This server is in debug mode and is logging all user I/O. If you do not wish for everything you send to be readable by the server owner(s), please disconnect."))
+
+((mode 10 "MODE tester +i")
+ (0.02 ":irc.foonet.org 221 tester +i"))
+
+((join 10 "JOIN #chan")
+ (0.00 ":tester!~u@u9iqi96sfwk9s.irc JOIN #chan")
+ (0.06 ":irc.foonet.org 353 tester = #chan :@bob alice tester")
+ (0.01 ":irc.foonet.org 366 tester #chan :End of NAMES list")
+ (0.02 ":bob!~u@2fzfcku68ehqa.irc PRIVMSG #chan :tester, welcome!")
+ (0.01 ":alice!~u@2fzfcku68ehqa.irc PRIVMSG #chan :tester, welcome!")
+ (0.04 ":alice!~u@2fzfcku68ehqa.irc PRIVMSG #chan :bob: Either your unparagoned mistress is dead, or she's outprized by a trifle."))
+
+((mode 12 "MODE #chan")
+ (0.00 ":irc.foonet.org 324 tester #chan +nt")
+ (0.02 ":irc.foonet.org 329 tester #chan 1668985854")
+ (0.98 ":bob!~u@2fzfcku68ehqa.irc PRIVMSG #chan :alice: Come, you are a tedious fool: to the purpose. What was done to Elbow's wife, that he hath cause to complain of ? Come me to what was done to her.")
+ (0.01 ":alice!~u@2fzfcku68ehqa.irc PRIVMSG #chan :bob: She is Lavinia, therefore must be lov'd."))
+
+((quit 10 "QUIT :\2ERC\2")
+ (0.02 ":tester!~u@u9iqi96sfwk9s.irc QUIT :Quit"))
+
+((drop 0 DROP))
diff --git a/test/lisp/erc/resources/base/local-modules/fourth.eld b/test/lisp/erc/resources/base/local-modules/fourth.eld
new file mode 100644
index 00000000000..fd6d62b6cc2
--- /dev/null
+++ b/test/lisp/erc/resources/base/local-modules/fourth.eld
@@ -0,0 +1,53 @@
+;; -*- mode: lisp-data; -*-
+((cap 10 "CAP REQ :sasl"))
+((nick 10 "NICK tester`"))
+((user 10 "USER tester 0 * :tester"))
+
+((authenticate 10 "AUTHENTICATE PLAIN")
+ (0.0 ":irc.foonet.org CAP * ACK sasl")
+ (0.0 "AUTHENTICATE +"))
+
+((authenticate 10 "AUTHENTICATE AHRlc3RlcgBjaGFuZ2VtZQ==")
+ (0.00 ":irc.foonet.org 900 * * tester :You are now logged in as tester")
+ (0.01 ":irc.foonet.org 903 * :Authentication successful"))
+
+((cap 10 "CAP END")
+ (0.00 ":irc.foonet.org 001 tester :Welcome to the foonet IRC Network tester")
+ (0.01 ":irc.foonet.org 002 tester :Your host is irc.foonet.org, running version ergo-v2.8.0")
+ (0.01 ":irc.foonet.org 003 tester :This server was created Sun, 20 Nov 2022 23:10:36 UTC")
+ (0.01 ":irc.foonet.org 004 tester irc.foonet.org ergo-v2.8.0 BERTZios CEIMRUabefhiklmnoqstuv Iabefhkloqv")
+ (0.13 ":irc.foonet.org 005 tester AWAYLEN=390 BOT=B CASEMAPPING=ascii CHANLIMIT=#:100 CHANMODES=Ibe,k,fl,CEMRUimnstu CHANNELLEN=64 CHANTYPES=# ELIST=U EXCEPTS EXTBAN=,m FORWARD=f INVEX KICKLEN=390 :are supported by this server")
+ (0.01 ":irc.foonet.org 005 tester MAXLIST=beI:60 MAXTARGETS=4 MODES MONITOR=100 NETWORK=foonet NICKLEN=32 PREFIX=(qaohv)~&@%+ STATUSMSG=~&@%+ TARGMAX=NAMES:1,LIST:1,KICK:,WHOIS:1,USERHOST:10,PRIVMSG:4,TAGMSG:4,NOTICE:4,MONITOR:100 TOPICLEN=390 UTF8MAPPING=rfc8265 UTF8ONLY WHOX :are supported by this server")
+ (0.03 ":irc.foonet.org 005 tester draft/CHATHISTORY=100 :are supported by this server")
+ (0.00 ":irc.foonet.org 251 tester :There are 0 users and 3 invisible on 1 server(s)")
+ (0.00 ":irc.foonet.org 252 tester 0 :IRC Operators online")
+ (0.00 ":irc.foonet.org 253 tester 0 :unregistered connections")
+ (0.00 ":irc.foonet.org 254 tester 1 :channels formed")
+ (0.00 ":irc.foonet.org 255 tester :I have 3 clients and 0 servers")
+ (0.00 ":irc.foonet.org 265 tester 3 3 :Current local users 3, max 3")
+ (0.00 ":irc.foonet.org 266 tester 3 3 :Current global users 3, max 3")
+ (0.03 ":irc.foonet.org 422 tester :MOTD File is missing")
+ (0.02 ":irc.foonet.org 221 tester +i")
+ (0.00 ":irc.foonet.org NOTICE tester :This server is in debug mode and is logging all user I/O. If you do not wish for everything you send to be readable by the server owner(s), please disconnect."))
+
+((mode 10 "MODE tester +i")
+ (0.0 ":irc.foonet.org 221 tester +i"))
+
+((join 10 "JOIN #chan")
+ (0.00 ":tester!~u@u9iqi96sfwk9s.irc JOIN #chan")
+ (0.09 ":irc.foonet.org 353 tester = #chan :alice tester @bob")
+ (0.01 ":irc.foonet.org 366 tester #chan :End of NAMES list")
+ (0.00 ":alice!~u@2fzfcku68ehqa.irc PRIVMSG #chan :tester, welcome!")
+ (0.00 ":bob!~u@2fzfcku68ehqa.irc PRIVMSG #chan :tester, welcome!")
+ (0.03 ":alice!~u@2fzfcku68ehqa.irc PRIVMSG #chan :bob: And both shall cease, without your remedy.")
+ (0.02 ":bob!~u@2fzfcku68ehqa.irc PRIVMSG #chan :alice: Nay, tarry; I'll go along with thee: I can tell thee pretty tales of the duke."))
+
+((mode 10 "MODE #chan")
+ (0.00 ":irc.foonet.org 324 tester #chan +nt")
+ (0.01 ":irc.foonet.org 329 tester #chan 1668985854")
+ (0.03 ":alice!~u@2fzfcku68ehqa.irc PRIVMSG #chan :bob: Do: I'll take the sacrament on't, how and which way you will.")
+ (0.00 ":bob!~u@2fzfcku68ehqa.irc PRIVMSG #chan :alice: Worthy Macbeth, we stay upon your leisure.")
+ (0.00 ":alice!~u@2fzfcku68ehqa.irc PRIVMSG #chan :bob: Well met; good morrow, Titus and Hortensius."))
+
+((quit 10 "QUIT :\2ERC\2")
+ (0.03 ":tester!~u@u9iqi96sfwk9s.irc QUIT :Quit"))
diff --git a/test/lisp/erc/resources/base/local-modules/second.eld b/test/lisp/erc/resources/base/local-modules/second.eld
new file mode 100644
index 00000000000..a96103b2aa1
--- /dev/null
+++ b/test/lisp/erc/resources/base/local-modules/second.eld
@@ -0,0 +1,47 @@
+;; -*- mode: lisp-data; -*-
+((pass 10 "PASS :changeme"))
+((nick 1 "NICK tester"))
+((user 1 "USER tester 0 * :tester")
+ (0.0 ":irc.foonet.org 433 * tester :Nickname is reserved by a different account"))
+
+((nick 10 "NICK tester`")
+ (0.01 ":irc.foonet.org FAIL NICK NICKNAME_RESERVED tester :Nickname is reserved by a different account")
+ (0.06 ":irc.foonet.org 001 tester` :Welcome to the foonet IRC Network tester`")
+ (0.01 ":irc.foonet.org 002 tester` :Your host is irc.foonet.org, running version ergo-v2.8.0")
+ (0.01 ":irc.foonet.org 003 tester` :This server was created Sun, 20 Nov 2022 23:10:36 UTC")
+ (0.01 ":irc.foonet.org 004 tester` irc.foonet.org ergo-v2.8.0 BERTZios CEIMRUabefhiklmnoqstuv Iabefhkloqv")
+ (0.01 ":irc.foonet.org 005 tester` AWAYLEN=390 BOT=B CASEMAPPING=ascii CHANLIMIT=#:100 CHANMODES=Ibe,k,fl,CEMRUimnstu CHANNELLEN=64 CHANTYPES=# ELIST=U EXCEPTS EXTBAN=,m FORWARD=f INVEX KICKLEN=390 :are supported by this server")
+ (0.01 ":irc.foonet.org 005 tester` MAXLIST=beI:60 MAXTARGETS=4 MODES MONITOR=100 NETWORK=foonet NICKLEN=32 PREFIX=(qaohv)~&@%+ STATUSMSG=~&@%+ TARGMAX=NAMES:1,LIST:1,KICK:,WHOIS:1,USERHOST:10,PRIVMSG:4,TAGMSG:4,NOTICE:4,MONITOR:100 TOPICLEN=390 UTF8MAPPING=rfc8265 UTF8ONLY WHOX :are supported by this server")
+ (0.01 ":irc.foonet.org 005 tester` draft/CHATHISTORY=100 :are supported by this server")
+ (0.00 ":irc.foonet.org 251 tester` :There are 0 users and 3 invisible on 1 server(s)")
+ (0.00 ":irc.foonet.org 252 tester` 0 :IRC Operators online")
+ (0.02 ":irc.foonet.org 253 tester` 0 :unregistered connections")
+ (0.00 ":irc.foonet.org 254 tester` 1 :channels formed")
+ (0.00 ":irc.foonet.org 255 tester` :I have 3 clients and 0 servers")
+ (0.00 ":irc.foonet.org 265 tester` 3 3 :Current local users 3, max 3")
+ (0.00 ":irc.foonet.org 266 tester` 3 3 :Current global users 3, max 3")
+ (0.00 ":irc.foonet.org 422 tester` :MOTD File is missing")
+ (0.02 ":irc.foonet.org 221 tester` +i")
+ (0.00 ":irc.foonet.org NOTICE tester` :This server is in debug mode and is logging all user I/O. If you do not wish for everything you send to be readable by the server owner(s), please disconnect."))
+
+((mode 12 "MODE tester` +i")
+ (0.0 ":irc.foonet.org 221 tester` +i"))
+
+((join 10 "JOIN #chan")
+ (0.00 ":tester`!~u@u9iqi96sfwk9s.irc JOIN #chan")
+ (0.08 ":irc.foonet.org 353 tester` = #chan :@bob alice tester`")
+ (0.01 ":irc.foonet.org 366 tester` #chan :End of NAMES list")
+ (0.00 ":alice!~u@2fzfcku68ehqa.irc PRIVMSG #chan :tester`, welcome!")
+ (0.01 ":bob!~u@2fzfcku68ehqa.irc PRIVMSG #chan :tester`, welcome!")
+ (0.05 ":bob!~u@2fzfcku68ehqa.irc PRIVMSG #chan :alice: And Jove, for your love, would infringe an oath."))
+
+((mode 10 "MODE #chan")
+ (0.00 ":irc.foonet.org 324 tester` #chan +nt")
+ (0.02 ":irc.foonet.org 329 tester` #chan 1668985854")
+ (0.07 ":alice!~u@2fzfcku68ehqa.irc PRIVMSG #chan :bob: To you that know them not. This to my mother.")
+ (0.00 ":bob!~u@2fzfcku68ehqa.irc PRIVMSG #chan :alice: Some enigma, some riddle: come, thy l'envoy; begin."))
+
+((quit 1 "QUIT :\2ERC\2")
+ (0.03 ":tester`!~u@u9iqi96sfwk9s.irc QUIT"))
+
+((drop 0 DROP))
diff --git a/test/lisp/erc/resources/base/local-modules/third.eld b/test/lisp/erc/resources/base/local-modules/third.eld
new file mode 100644
index 00000000000..060083656a6
--- /dev/null
+++ b/test/lisp/erc/resources/base/local-modules/third.eld
@@ -0,0 +1,43 @@
+;; -*- mode: lisp-data; -*-
+((pass 10 "PASS :changeme"))
+((nick 1 "NICK tester`"))
+((user 1 "USER tester 0 * :tester")
+ (0.06 ":irc.foonet.org 001 tester` :Welcome to the foonet IRC Network tester`")
+ (0.01 ":irc.foonet.org 002 tester` :Your host is irc.foonet.org, running version ergo-v2.8.0")
+ (0.01 ":irc.foonet.org 003 tester` :This server was created Sun, 20 Nov 2022 23:10:36 UTC")
+ (0.01 ":irc.foonet.org 004 tester` irc.foonet.org ergo-v2.8.0 BERTZios CEIMRUabefhiklmnoqstuv Iabefhkloqv")
+ (0.01 ":irc.foonet.org 005 tester` AWAYLEN=390 BOT=B CASEMAPPING=ascii CHANLIMIT=#:100 CHANMODES=Ibe,k,fl,CEMRUimnstu CHANNELLEN=64 CHANTYPES=# ELIST=U EXCEPTS EXTBAN=,m FORWARD=f INVEX KICKLEN=390 :are supported by this server")
+ (0.01 ":irc.foonet.org 005 tester` MAXLIST=beI:60 MAXTARGETS=4 MODES MONITOR=100 NETWORK=foonet NICKLEN=32 PREFIX=(qaohv)~&@%+ STATUSMSG=~&@%+ TARGMAX=NAMES:1,LIST:1,KICK:,WHOIS:1,USERHOST:10,PRIVMSG:4,TAGMSG:4,NOTICE:4,MONITOR:100 TOPICLEN=390 UTF8MAPPING=rfc8265 UTF8ONLY WHOX :are supported by this server")
+ (0.01 ":irc.foonet.org 005 tester` draft/CHATHISTORY=100 :are supported by this server")
+ (0.00 ":irc.foonet.org 251 tester` :There are 0 users and 3 invisible on 1 server(s)")
+ (0.00 ":irc.foonet.org 252 tester` 0 :IRC Operators online")
+ (0.02 ":irc.foonet.org 253 tester` 0 :unregistered connections")
+ (0.00 ":irc.foonet.org 254 tester` 1 :channels formed")
+ (0.00 ":irc.foonet.org 255 tester` :I have 3 clients and 0 servers")
+ (0.00 ":irc.foonet.org 265 tester` 3 3 :Current local users 3, max 3")
+ (0.00 ":irc.foonet.org 266 tester` 3 3 :Current global users 3, max 3")
+ (0.00 ":irc.foonet.org 422 tester` :MOTD File is missing")
+ (0.02 ":irc.foonet.org 221 tester` +i")
+ (0.00 ":irc.foonet.org NOTICE tester` :This server is in debug mode and is logging all user I/O. If you do not wish for everything you send to be readable by the server owner(s), please disconnect."))
+
+((mode 12 "MODE tester` +i")
+ (0.0 ":irc.foonet.org 221 tester` +i"))
+
+((join 10 "JOIN #chan")
+ (0.00 ":tester`!~u@u9iqi96sfwk9s.irc JOIN #chan")
+ (0.08 ":irc.foonet.org 353 tester` = #chan :@bob alice tester`")
+ (0.01 ":irc.foonet.org 366 tester` #chan :End of NAMES list")
+ (0.00 ":alice!~u@2fzfcku68ehqa.irc PRIVMSG #chan :tester`, welcome!")
+ (0.01 ":bob!~u@2fzfcku68ehqa.irc PRIVMSG #chan :tester`, welcome!")
+ (0.05 ":bob!~u@2fzfcku68ehqa.irc PRIVMSG #chan :alice: With pomp, with triumph, and with revelling."))
+
+((mode 10 "MODE #chan")
+ (0.00 ":irc.foonet.org 324 tester` #chan +nt")
+ (0.02 ":irc.foonet.org 329 tester` #chan 1668985854")
+ (0.00 ":alice!~u@2fzfcku68ehqa.irc PRIVMSG #chan :bob: No remedy, my lord, when walls are so wilful to hear without warning.")
+ (0.01 ":bob!~u@2fzfcku68ehqa.irc PRIVMSG #chan :alice: Let our reciprocal vows be remembered. You have many opportunities to cut him off; if your will want not, time and place will be fruitfully offered. There is nothing done if he return the conqueror; then am I the prisoner, and his bed my gaol; from the loathed warmth whereof deliver me, and supply the place for your labour."))
+
+((quit 1 "QUIT :\2ERC\2")
+ (0.03 ":tester`!~u@u9iqi96sfwk9s.irc QUIT :Quit"))
+
+((drop 0 DROP))