emacs/test/lisp/erc/erc-track-tests.el

672 lines
29 KiB
EmacsLisp

;;; erc-track-tests.el --- Tests for erc-track. -*- lexical-binding:t -*-
;; Copyright (C) 2016-2024 Free Software Foundation, Inc.
;; Author: Mario Lang <mlang@delysid.org>
;; Author: Vivek Dasmohapatra <vivek@etla.org>
;; This file is part of GNU Emacs.
;; GNU Emacs 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.
;; GNU Emacs 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 GNU Emacs. If not, see <https://www.gnu.org/licenses/>.
;;; Code:
(require 'erc-track)
(require 'ert-x)
(eval-and-compile
(let ((load-path (cons (ert-resource-directory) load-path)))
(require 'erc-tests-common)))
(ert-deftest erc-track--shorten-aggressive-nil ()
"Test non-aggressive erc track buffer name shortening."
(let (erc-track-shorten-aggressively)
(should
(equal (erc-unique-channel-names '("#emacs" "#vi" "#electronica" "#folk")
'("#emacs" "#vi"))
'("#em" "#vi")))
(should
(equal (erc-unique-channel-names '("#linux-de" "#linux-fr")
'("#linux-de" "#linux-fr"))
'("#linux-de" "#linux-fr")))
(should
(equal (erc-unique-channel-names
'("#dunnet" "#lisp" "#sawfish" "#fsf" "#guile" "#testgnome"
"#gnu" "#fsbot" "#hurd" "#hurd-bunny" "#emacs")
'("#hurd-bunny" "#hurd" "#sawfish" "#lisp"))
'("#hurd-" "#hurd" "#s" "#l")))
(should
(equal (erc-unique-substrings '("#emacs" "#vi" "#electronica" "#folk"))
'("#em" "#vi" "#el" "#f")))
(should
(equal (erc-unique-channel-names
'("#emacs" "#burse" "+linux.de" "#starwars"
"#bitlbee" "+burse" "#ratpoison")
'("+linux.de" "#starwars" "#burse"))
'("+l" "#s" "#bu")))
(should
(equal (erc-unique-channel-names '("fsbot" "#emacs" "deego") '("fsbot"))
'("fs")))
(should
(equal (erc-unique-channel-names '("fsbot" "#emacs" "deego")
'("fsbot")
(lambda (s) (> (length s) 4)) 1)
'("f")))
(should
(equal (erc-unique-channel-names '("fsbot" "#emacs" "deego")
'("fsbot")
(lambda (s) (> (length s) 4)) 2)
'("fs")))
(should
(equal (erc-unique-channel-names '("deego" "#hurd" "#hurd-bunny" "#emacs")
'("#hurd" "#hurd-bunny"))
'("#hurd" "#hurd-")))
(should
(and
(equal (erc-unique-substring-1 "abc" '("ab" "abcd")) "abcd")
(not (erc-unique-substring-1 "a" '("xyz" "xab")))
(equal (erc-unique-substrings '("abc" "xyz" "xab")) '("abc" "xyz" "xab"))
(equal (erc-unique-substrings '("abc" "abcdefg")) '("abc" "abcd")))) ))
(ert-deftest erc-track--shorten-aggressive-t ()
"Test aggressive erc track buffer name shortening."
(let ((erc-track-shorten-aggressively t))
(should
(equal (erc-unique-channel-names '("#emacs" "#vi" "#electronica" "#folk")
'("#emacs" "#vi"))
'("#em" "#v")))
(should
(equal (erc-unique-channel-names '("#linux-de" "#linux-fr")
'("#linux-de" "#linux-fr"))
'("#linux-d" "#linux-f")))
(should
(equal (erc-unique-substrings '("#emacs" "#vi" "#electronica" "#folk"))
'("#em" "#v" "#el" "#f")))
(should
(and
(equal (erc-unique-substring-1 "abc" '("ab" "abcd")) "abcd")
(not (erc-unique-substring-1 "a" '("xyz" "xab")))
(equal (erc-unique-substrings '("abc" "xyz" "xab")) '("ab" "xy" "xa"))
(equal (erc-unique-substrings '("abc" "abcdefg")) '("abc" "abcd")))) ))
(ert-deftest erc-track--shorten-aggressive-max ()
"Test maximally aggressive erc track buffer name shortening."
(let ((erc-track-shorten-aggressively 'max))
(should
(equal (erc-unique-channel-names '("#emacs" "#vi" "#electronica" "#folk")
'("#emacs" "#vi"))
'("#e" "#v"))) ))
(ert-deftest erc-track--shortened-names ()
(let (erc-track--shortened-names
erc-track--shortened-names-current-hash
results)
(with-memoization (erc-track--shortened-names-get
'("apple" "banana" "cherries"))
'("a" "b" "c"))
(should (integerp (car erc-track--shortened-names)))
(should (equal (cdr erc-track--shortened-names) '("a" "b" "c")))
(push erc-track--shortened-names results)
;; Redundant call doesn't run.
(with-memoization (erc-track--shortened-names-get
'("apple" "banana" "cherries"))
(should-not 'run)
'("a" "b" "c"))
(should (equal erc-track--shortened-names (car results)))
;; Change in environment or context forces run.
(with-temp-buffer
(with-memoization (erc-track--shortened-names-get
'("apple" "banana" "cherries"))
'("x" "y" "z")))
(should (and (integerp (car erc-track--shortened-names))
(/= (car erc-track--shortened-names) (caar results))))
(should (equal (cdr erc-track--shortened-names) '("x" "y" "z")))
(push erc-track--shortened-names results)
(with-memoization (erc-track--shortened-names-get
'("apple" "banana" "cherries"))
'("1" "2" "3"))
(should (and (integerp (car erc-track--shortened-names))
(/= (car erc-track--shortened-names) (caar results))))
(should (equal (cdr erc-track--shortened-names) '("1" "2" "3")))))
(ert-deftest erc-track--erc-faces-in ()
"`erc-faces-in' should pick up both 'face and 'font-lock-face properties."
(let ((str0 (copy-sequence "is bold"))
(str1 (copy-sequence "is bold")))
;; Turn on Font Lock mode: this initialize `char-property-alias-alist'
;; to '((face font-lock-face)). Note that `font-lock-mode' don't
;; turn on the mode if the test is run on batch mode or if the
;; buffer name starts with ?\s (Bug#23954).
(unless font-lock-mode (font-lock-default-function 1))
(put-text-property 3 (length str0) 'font-lock-face
'(bold erc-current-nick-face) str0)
(put-text-property 3 (length str1) 'face
'(bold erc-current-nick-face) str1)
(should (erc-faces-in str0))
(should (erc-faces-in str1)) ))
;; This simulates an alternating bold/non-bold [#c] in the mode-line,
;; i.e., an `erc-modified-channels-alist' that vacillates between
;;
;; ((#<buffer #chan> 42 . erc-default-face))
;;
;; and
;;
;; ((#<buffer #chan> 42 erc-nick-default-face erc-default-face))
;;
;; This is a fairly typical scenario where consecutive messages
;; feature speaker and addressee button highlighting and otherwise
;; plain message bodies. This mapping of phony to real faces
;; describes the picture in 5.6:
;;
;; `1': (erc-button erc-default-face) ; URL
;; `2': (erc-nick-default-face erc-default-face) ; mention
;; `3': erc-default-face ; body
;; `_': (erc-nick-default-face erc-nick-default-face) ; speaker
;;
;; The `_' represents a commonly occurring face (a <speaker>) that's
;; not present in either option's default (standard) value. It's a
;; no-op from the POV of `erc-track-select-mode-line-face'.
(ert-deftest erc-track-select-mode-line-face ()
;; Observed (see key above).
(let ((erc-track-faces-priority-list '(1 2 3))
(erc-track-faces-normal-list '(1 2 3)))
(should (equal 2 (erc-track-select-mode-line-face 3 '(2 _ 3))))
(should (equal 2 (erc-track-select-mode-line-face 2 '(2 _ 3))))
(should (equal 3 (erc-track-select-mode-line-face 2 '(_ 3))))
(should (equal 2 (erc-track-select-mode-line-face 3 '(2 3))))
(should (equal 3 (erc-track-select-mode-line-face 2 '(3))))
(should (equal 1 (erc-track-select-mode-line-face 1 '(2 1 3))))
(should (equal 1 (erc-track-select-mode-line-face 1 '(1 3))))
(should (equal 1 (erc-track-select-mode-line-face 1 '(1 3 2))))
(should (equal 1 (erc-track-select-mode-line-face 1 '(3 1)))))
;; When the current face outranks all new faces and doesn't appear
;; among them, it's eligible to be replaced with a fellow "normal"
;; from those new faces. But if it does appear among them, it's
;; never replaced.
(let ((erc-track-faces-priority-list '(a b))
(erc-track-faces-normal-list '(a b)))
(should (equal 'a (erc-track-select-mode-line-face 'a '(b a))))
(should (equal 'a (erc-track-select-mode-line-face 'a '(a b))))
(should (equal 'a (erc-track-select-mode-line-face 'b '(b a))))
(should (equal 'a (erc-track-select-mode-line-face 'b '(a b))))
(should (equal 'a (erc-track-select-mode-line-face 'b '(a))))
(should (equal 'b (erc-track-select-mode-line-face 'a '(b)))))
;; The ordering of the "normal" list doesn't matter.
(let ((erc-track-faces-priority-list '(a b))
(erc-track-faces-normal-list '(b a)))
(should (equal 'a (erc-track-select-mode-line-face 'a '(b a))))
(should (equal 'a (erc-track-select-mode-line-face 'a '(a b))))
(should (equal 'a (erc-track-select-mode-line-face 'b '(b a))))
(should (equal 'a (erc-track-select-mode-line-face 'b '(a b))))))
(defun erc-track-tests--select-mode-line-face (ranked normals cases)
(setq normals (map-into (mapcar (lambda (f) (cons f t)) normals)
'(hash-table :test equal)))
(setq ranked (cons (map-into (mapcar (let ((i 0))
(lambda (f) (cons f (cl-incf i))))
ranked)
'(hash-table :test equal))
ranked))
(pcase-dolist (`(,want ,cur-face ,new-faces) cases)
(ert-info ((format "Observed: {cur: %S, new: %S, want: %S}"
cur-face new-faces want))
(setq new-faces (cons (map-into
(mapcar (lambda (f) (cons f t)) new-faces)
'(hash-table :test equal))
(reverse new-faces)))
(should (equal want (erc-track--select-mode-line-face
cur-face new-faces ranked normals))))))
;; The main difference between these variants is that with the above,
;; when given alternating lines like
;;
;; CUR NEW CHOICE
;; text (mention $speaker text) => mention
;; mention ($speaker text) => text
;;
;; we see the effect of alternating faces in the indicator. But when
;; given consecutive lines with a similar composition, like
;;
;; text (mention $speaker text) => mention
;; text (mention $speaker text) => mention
;;
;; we lose the effect. With the variant below, we get
;;
;; text (mention $speaker text) => mention
;; text (mention $speaker text) => text
;;
(ert-deftest erc-track--select-mode-line-face ()
(should-not erc-track-ignore-normal-contenders-p)
;; These are the same test cases from the previous test. The syntax
;; is (expected cur-face new-faces).
(erc-track-tests--select-mode-line-face
'(1 2 3) '(1 2 3)
'((2 3 (2 _ 3))
(3 2 (2 _ 3))
(3 2 (_ 3))
(2 3 (2 3))
(3 2 (3))
(2 1 (2 1 3))
(3 1 (1 3))
(2 1 (1 3 2))
(3 1 (3 1))))
(erc-track-tests--select-mode-line-face
'(a b) '(a b)
'((b a (b a))
(b a (a b))
(a b (b a))
(a b (a b))
(a b (a))
(b a (b))))
(erc-track-tests--select-mode-line-face
'(a b) '(b a)
'((b a (b a))
(b a (a b))
(a b (b a))
(a b (a b)))))
(ert-deftest erc-track--collect-faces-in ()
(with-current-buffer (get-buffer-create "*erc-track--get-faces-in*")
(erc-tests-common-prep-for-insertion)
(goto-char (point-min))
(skip-chars-forward "\n")
(let ((ts #("[04:37]"
0 1 ( erc--msg 0 field erc-timestamp
font-lock-face erc-timestamp-face)
1 7 ( field erc-timestamp
font-lock-face erc-timestamp-face)))
bounds)
(with-silent-modifications
(push (list (point)) bounds)
(insert ; JOIN
ts " " ; initial `fill' indentation lacks properties
#("*** You have joined channel #chan" 0 33
(font-lock-face erc-notice-face))
"\n")
(setcdr (car bounds) (point))
(push (list (point)) bounds)
(insert ; 353
ts " "
#("*** Users on #chan: bob alice dummy tester"
0 30 (font-lock-face erc-notice-face)
30 35 (font-lock-face erc-current-nick-face)
35 42 (font-lock-face erc-notice-face))
"\n" #(" @fsbot" ; but intervening HAS properties
0 23 (font-lock-face erc-notice-face)))
(setcdr (car bounds) (point))
(push (list (point)) bounds)
(insert ; PRIVMSG
"\n" ts " "
#("<alice> bob: Thou canst not come to me: I come to"
0 1 (font-lock-face erc-default-face)
;; erc-dangerous-host-face -> erc-nicks-alice-face (undefined)
1 6 (font-lock-face (erc-dangerous-host-face erc-nick-default-face))
6 8 (font-lock-face erc-default-face)
;; erc-pal-face -> erc-nicks-bob-face (undefined)
8 11 (font-lock-face (erc-pal-face erc-default-face))
11 49 (font-lock-face erc-default-face))
"\n" #(" thee."
0 22 (font-lock-face erc-default-face))
"\n")
(setcdr (car bounds) (point)))
(goto-char (point-max))
(should (equal (setq bounds (nreverse bounds))
'((3 . 50) (50 . 129) (129 . 212))))
;; For these result assertions, the insertion order of the table
;; elements should mirror that of the consed lists.
;; Baseline
(narrow-to-region 1 3)
(let ((result (erc-track--collect-faces-in)))
(should-not (map-pairs (car result)))
(should-not (cdr result)))
;; JOIN
(narrow-to-region (car (nth 0 bounds)) (cdr (nth 0 bounds)))
(let ((result (erc-track--collect-faces-in)))
(should (seq-set-equal-p
(map-pairs (car result)) '((erc-timestamp-face . t)
(erc-notice-face . t))))
(should (equal (cdr result) '(erc-notice-face erc-timestamp-face))))
;; 353
(narrow-to-region (car (nth 1 bounds)) (cdr (nth 1 bounds)))
(let ((result (erc-track--collect-faces-in)))
(should (seq-set-equal-p (map-pairs (car result))
'((erc-timestamp-face . t)
(erc-notice-face . t)
(erc-current-nick-face . t))))
(should (equal (cdr result) '(erc-current-nick-face
erc-notice-face
erc-timestamp-face))))
;; PRIVMSG
(narrow-to-region (car (nth 2 bounds)) (cdr (nth 2 bounds)))
(let ((result (erc-track--collect-faces-in)))
(should (seq-set-equal-p
(map-pairs (car result))
'((erc-timestamp-face . t)
(erc-default-face . t)
((erc-dangerous-host-face erc-nick-default-face) . t)
((erc-pal-face erc-default-face) . t))))
(should (equal (cdr result)
'((erc-pal-face erc-default-face)
(erc-dangerous-host-face erc-nick-default-face)
erc-default-face
erc-timestamp-face))))
;; Entire buffer.
(narrow-to-region (car (nth 0 bounds)) erc-insert-marker)
(let ((result (erc-track--collect-faces-in)))
(should (seq-set-equal-p
(map-pairs (car result))
'((erc-timestamp-face . t)
(erc-notice-face . t)
(erc-current-nick-face . t)
(erc-default-face . t)
((erc-dangerous-host-face erc-nick-default-face) . t)
((erc-pal-face erc-default-face) . t))))
(should (equal (cdr result)
'((erc-pal-face erc-default-face)
(erc-dangerous-host-face erc-nick-default-face)
erc-default-face
erc-current-nick-face
erc-notice-face
erc-timestamp-face)))))
(widen)
(when noninteractive
(kill-buffer))))
(defun erc-track-tests--modified-channels/baseline (set-faces)
;; Simulate a JOIN, PART, etc. that's displayed in `erc-notice-face'.
(funcall set-faces '(erc-notice-face))
(erc-track-modified-channels)
(should (equal (alist-get (current-buffer) erc-modified-channels-alist)
'(1 . erc-notice-face)))
;; Someone speaks, and the mode-line face goes from ERC's generic
;; "notice" face, `erc-notice-face', to the first face in the
;; inserted message that outranks it, which happens to be the
;; `button' module's composite face for buttonized speakers:
;; (erc-button-nick-default-face erc-nick-default-face). It
;; outranks both the previous occupant, `erc-notice-face', and its
;; one cohabitant in the message text, `erc-default-face', in
;; `erc-track-faces-priority-list'. Note that in the following
;; list, `erc-default-face' appears first because it's used for the
;; opening speaker bracket "<". The timestamp appears last because
;; it's a right-sided stamp appended to the message body.
(funcall set-faces '(erc-timestamp-face
(erc-button-nick-default-face erc-nick-default-face)
erc-default-face))
(erc-track-modified-channels)
(should (equal (alist-get (current-buffer) erc-modified-channels-alist)
'(2 erc-button-nick-default-face erc-nick-default-face)))
;; The speaker speaks again immediately, and the segment changes to
;; `erc-default-face', which appears later in the message, as
;; normal body text. This happens because both `erc-default-face'
;; and (erc-button-nick-default-face erc-nick-default-face) appear
;; in `erc-track-faces-normal-list', meaning the lower-ranked
;; former can replace the higher-ranked latter in the mode-line for
;; the purpose of indicating channel activity.
(funcall set-faces '(erc-timestamp-face
(erc-button-nick-default-face erc-nick-default-face)
erc-default-face))
(erc-track-modified-channels)
(should (equal (alist-get (current-buffer) erc-modified-channels-alist)
'(3 . erc-default-face)))
;; Note: if (erc-button-nick-default-face erc-nick-default-face)
;; were removed from `erc-track-faces-priority-list' but kept in
;; `erc-track-faces-normal-list', then replaying the sequence would
;; result in the previous two results being switched:
;; `erc-default-face' would replace `erc-notice-face' before being
;; replaced by the buttonized composite.
;; The speaker speaks yet again, and the segment goes back to the
;; higher ranking face.
(funcall set-faces '(erc-timestamp-face
(erc-button-nick-default-face erc-nick-default-face)
erc-default-face))
(erc-track-modified-channels)
(should (equal (alist-get (current-buffer) erc-modified-channels-alist)
'(4 erc-button-nick-default-face erc-nick-default-face)))
;; Finally, another notice arrives. Although lower ranked, it also
;; appears in `erc-track-faces-normal-list' and so is eligible to
;; replace the incumbent.
(funcall set-faces '(erc-notice-face))
(erc-track-modified-channels)
(should (equal (alist-get (current-buffer) erc-modified-channels-alist)
'(5 . erc-notice-face))))
(ert-deftest erc-track-modified-channels/baseline ()
(erc-tests-common-track-modified-channels
#'erc-track-tests--modified-channels/baseline))
(ert-deftest erc-track-modified-channels/baseline/mention ()
(erc-tests-common-track-modified-channels
(lambda (set-faces)
;; Note: these messages don't have timestamps.
;; Simulate a JOIN, PART, etc. that's displayed in `erc-notice-face'.
(funcall set-faces '(erc-notice-face))
(erc-track-modified-channels)
(should (equal (alist-get (current-buffer) erc-modified-channels-alist)
'(1 . erc-notice-face)))
;; Someone speaks, mentioning someone else, and the mode-line
;; changes to (erc-button-nick-default-face erc-nick-default-face)
;; rather than (erc-button-nick-default-face erc-default-face)
;; based on their rankings in `erc-track-faces-priority-list'.
(funcall set-faces '((erc-button-nick-default-face erc-default-face)
(erc-button-nick-default-face erc-nick-default-face)
erc-default-face))
(erc-track-modified-channels)
(should (equal (alist-get (current-buffer) erc-modified-channels-alist)
'(2 erc-button-nick-default-face erc-nick-default-face)))
;; Someone else speaks, again with a mention and additional body text.
(funcall set-faces '((erc-button-nick-default-face erc-default-face)
(erc-button-nick-default-face erc-nick-default-face)
erc-default-face))
(erc-track-modified-channels)
(should (equal (alist-get (current-buffer) erc-modified-channels-alist)
'(3 erc-button-nick-default-face erc-default-face)))
;; And yet again, which results in the indicator going back to one.
(funcall set-faces '((erc-button-nick-default-face erc-default-face)
(erc-button-nick-default-face erc-nick-default-face)
erc-default-face))
(erc-track-modified-channels)
(should (equal (alist-get (current-buffer) erc-modified-channels-alist)
'(4 erc-button-nick-default-face erc-nick-default-face)))
;; Finally, another notice arrives.
(funcall set-faces '(erc-notice-face))
(erc-track-modified-channels)
(should (equal (alist-get (current-buffer) erc-modified-channels-alist)
'(5 . erc-notice-face))))))
;; The compat-oriented option `erc-track-ignore-normal-contenders-p'
;; blinds track to `erc-track-faces-normal-list' for certain consecutive
;; messages with an identical face makeup.
(ert-deftest erc-track-modified-channels/baseline/ignore ()
(let ((erc-track-ignore-normal-contenders-p t))
(erc-tests-common-track-modified-channels
(lambda (set-faces)
;; Simulate a JOIN, PART, etc. that's displayed in `erc-notice-face'.
(funcall set-faces '(erc-notice-face))
(erc-track-modified-channels)
(should (equal (alist-get (current-buffer) erc-modified-channels-alist)
'(1 . erc-notice-face)))
;; Someone speaks, and the mode-line indicator's face changes to
;; that of a buttonized speaker.
(funcall set-faces
'(erc-timestamp-face
(erc-button-nick-default-face erc-nick-default-face)
erc-default-face))
(erc-track-modified-channels)
(should (equal (alist-get (current-buffer) erc-modified-channels-alist)
'(2 erc-button-nick-default-face erc-nick-default-face)))
;; The speaker speaks again immediately, and the segment doesn't
;; change.
(funcall set-faces
'(erc-timestamp-face
(erc-button-nick-default-face erc-nick-default-face)
erc-default-face))
(erc-track-modified-channels)
(should (equal (alist-get (current-buffer) erc-modified-channels-alist)
'(3 erc-button-nick-default-face erc-nick-default-face)))
;; Finally, another notice arrives.
(funcall set-faces '(erc-notice-face))
(erc-track-modified-channels)
(should (equal (alist-get (current-buffer) erc-modified-channels-alist)
'(4 . erc-notice-face)))))))
;; Compat-oriented option `erc-track-ignore-normal-contenders-p'.
(ert-deftest erc-track-modified-channels/baseline/mention/ignore ()
(let ((erc-track-ignore-normal-contenders-p t))
(erc-tests-common-track-modified-channels
(lambda (set-faces)
;; Simulate a JOIN, PART, etc. that's displayed in `erc-notice-face'.
(funcall set-faces '(erc-notice-face))
(erc-track-modified-channels)
(should (equal (alist-get (current-buffer) erc-modified-channels-alist)
'(1 . erc-notice-face)))
;; Someone speaks, and the mode-line indicator's face changes to
;; that of a buttonized speaker.
(funcall set-faces
'((erc-button-nick-default-face erc-default-face)
(erc-button-nick-default-face erc-nick-default-face)
erc-default-face))
(erc-track-modified-channels)
(should (equal (alist-get (current-buffer) erc-modified-channels-alist)
'(2 erc-button-nick-default-face erc-nick-default-face)))
;; Someone else speaks, again with a mention and additional body
;; text, but the indicator stays the same.
(funcall set-faces
'((erc-button-nick-default-face erc-default-face)
(erc-button-nick-default-face erc-nick-default-face)
erc-default-face))
(erc-track-modified-channels)
(should (equal (alist-get (current-buffer) erc-modified-channels-alist)
'(3 erc-button-nick-default-face erc-nick-default-face)))
;; Finally, another notice arrives.
(funcall set-faces '(erc-notice-face))
(erc-track-modified-channels)
(should (equal (alist-get (current-buffer) erc-modified-channels-alist)
'(4 . erc-notice-face)))))))
;; Option `erc-track-priority-faces-only' does not affect the behavior
;; of the baseline "normals" scenario because all faces appear in
;; `erc-track-faces-priority-list'.
(ert-deftest erc-track-modified-channels/priority-only-all/baseline ()
(let ((erc-track-priority-faces-only 'all))
(erc-tests-common-track-modified-channels
#'erc-track-tests--modified-channels/baseline)))
;; This test simulates a common configuration that combines an
;; `erc-track-faces-priority-list' removed of `erc-notice-face' with
;; `erc-track-priority-faces-only' being `all'. It also features in the
;; sample configuration in ERC's manual.
(ert-deftest erc-track-modified-channels/priority-only-all/sans-notice ()
(let ((erc-track-priority-faces-only 'all)
(erc-track-faces-priority-list
(remq 'erc-notice-face erc-track-faces-priority-list)))
(erc-tests-common-track-modified-channels
(lambda (set-faces)
;; Note: these messages don't have timestamps.
;; Simulate a message normally displayed in `erc-notice-face',
;; which has been removed from `erc-track-faces-priority-list'.
(funcall set-faces '(erc-notice-face))
(erc-track-modified-channels)
(should-not (alist-get (current-buffer) erc-modified-channels-alist))
;; Someone speaks, mentioning someone else, and the mode-line
;; changes to the buttonized speaker face rather than the
;; buttonized mention face, due to their respective ranks.
(funcall set-faces
'((erc-button-nick-default-face erc-default-face)
(erc-button-nick-default-face erc-nick-default-face)
erc-default-face))
(erc-track-modified-channels)
(should (equal (alist-get (current-buffer) erc-modified-channels-alist)
'(1 erc-button-nick-default-face erc-nick-default-face)))
;; Someone else speaks, again with a mention and additional body text.
(funcall set-faces
'((erc-button-nick-default-face erc-default-face)
(erc-button-nick-default-face erc-nick-default-face)
erc-default-face))
(erc-track-modified-channels)
(should (equal (alist-get (current-buffer) erc-modified-channels-alist)
'(2 erc-button-nick-default-face erc-default-face)))
;; And yet again, which results in the indicator going back to one.
(funcall set-faces
'((erc-button-nick-default-face erc-default-face)
(erc-button-nick-default-face erc-nick-default-face)
erc-default-face))
(erc-track-modified-channels)
(should (equal (alist-get (current-buffer) erc-modified-channels-alist)
'(3 erc-button-nick-default-face erc-nick-default-face)))
;; Finally, another notice arrives, which is ignored.
(funcall set-faces '(erc-notice-face))
(erc-track-modified-channels)
(should (equal (alist-get (current-buffer) erc-modified-channels-alist)
'(3 erc-button-nick-default-face
erc-nick-default-face)))))))
;;; erc-track-tests.el ends here