emacs/test/lisp/erc/erc-scenarios-prompt-format.el

118 lines
5.0 KiB
EmacsLisp

;;; erc-scenarios-prompt-format.el --- erc-prompt-format-mode -*- lexical-binding: t -*-
;; Copyright (C) 2023-2024 Free Software Foundation, Inc.
;; 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 'ert-x)
(eval-and-compile
(let ((load-path (cons (ert-resource-directory) load-path)))
(require 'erc-scenarios-common)))
(defvar erc-fill-wrap-align-prompt)
(defvar erc-fill-wrap-use-pixels)
(defun erc-scenarios-prompt-format--assert (needle &rest props)
(save-excursion
(goto-char erc-insert-marker)
(should (search-forward needle nil t))
(pcase-dolist (`(,k . ,v) props)
(should (equal (get-text-property (point) k) v)))))
;; This makes assertions about the option `erc-fill-wrap-align-prompt'
;; as well as the standard value of `erc-prompt-format'. One minor
;; omission is that this doesn't check behavior in query buffers.
(ert-deftest erc-scenarios-prompt-format ()
:tags '(:expensive-test)
(erc-scenarios-common-with-cleanup
((erc-scenarios-common-dialog "base/modes")
(erc-server-flood-penalty 0.1)
(dumb-server (erc-d-run "localhost" t 'chan-changed))
(erc-modules (cons 'fill-wrap erc-modules))
(erc-fill-wrap-align-prompt t)
(erc-fill-wrap-use-pixels nil)
(erc-prompt #'erc-prompt-format)
(erc-autojoin-channels-alist '((Libera.Chat "#chan")))
(expect (erc-d-t-make-expecter))
;; Collect samples of `line-prefix' to verify deltas as the
;; prompt grows and shrinks.
(line-prefixes nil)
(stash-pfx (lambda ()
(pcase (get-text-property erc-insert-marker 'line-prefix)
(`(space :width (- erc-fill--wrap-value ,n))
(car (push n line-prefixes)))))))
(ert-info ("Connect to Libera.Chat")
(with-current-buffer (erc :server "127.0.0.1"
:port (process-contact dumb-server :service)
:nick "tester"
:full-name "tester")
(funcall expect 5 "Welcome to the Libera.Chat")
(funcall stash-pfx)
(funcall expect 5 "changed mode")
;; New prompt is shorter than default with placeholders, like
;; "(foo?)(bar?)" (assuming we win the inherent race).
(should (>= (car line-prefixes) (funcall stash-pfx)))
(erc-scenarios-prompt-format--assert "user-" '(display . ("Ziw")))))
(with-current-buffer (erc-d-t-wait-for 5 (get-buffer "#chan"))
(should-not erc-channel-key)
(should-not erc-channel-user-limit)
(ert-info ("Receive notice that mode has changed")
(erc-d-t-wait-for 10 (equal erc-channel-modes '("n" "t")))
(funcall stash-pfx)
(erc-scenarios-common-say "ready before")
(funcall expect 10 " has changed mode for #chan to +Qu")
(erc-d-t-wait-for 10 (equal erc-channel-modes '("Q" "n" "t" "u")))
;; Prompt is longer now, so too is the `line-prefix' subtrahend.
(should (< (car line-prefixes) (funcall stash-pfx)))
(erc-scenarios-prompt-format--assert "Qntu")
(erc-scenarios-prompt-format--assert "#chan>"))
(ert-info ("Key stored locally")
(erc-scenarios-common-say "ready key")
(funcall expect 10 " has changed mode for #chan to +k hunter2")
;; Prompt has grown by 1.
(should (< (car line-prefixes) (funcall stash-pfx)))
(erc-scenarios-prompt-format--assert "Qkntu"))
(ert-info ("Limit stored locally")
(erc-scenarios-common-say "ready limit")
(funcall expect 10 " has changed mode for #chan to +l 3")
(erc-d-t-wait-for 10 (eql erc-channel-user-limit 3))
(should (equal erc-channel-modes '("Q" "n" "t" "u")))
;; Prompt has grown by 1 again.
(should (< (car line-prefixes) (funcall stash-pfx)))
(erc-scenarios-prompt-format--assert "Qklntu"))
(ert-info ("Modes removed and local state deletion succeeds")
(erc-scenarios-common-say "ready drop")
(funcall expect 10 " has changed mode for #chan to -lu")
(funcall expect 10 " has changed mode for #chan to -Qk *")
(erc-d-t-wait-for 10 (equal erc-channel-modes '("n" "t")))
;; Prompt has shrunk.
(should (> (car line-prefixes) (funcall stash-pfx)))
(erc-scenarios-prompt-format--assert "nt"))
(should-not erc-channel-key)
(should-not erc-channel-user-limit)
(funcall expect 10 "<Chad> after"))))
;;; erc-scenarios-prompt-format.el ends here