emacs/test/lisp/play/life-tests.el

81 lines
1.7 KiB
EmacsLisp

;;; life-tests.el --- Tests for life.el -*- lexical-binding:t -*-
;; Copyright (C) 2020-2024 Free Software Foundation, Inc.
;; Author: Stefan Kangas <stefankangas@gmail.com>
;; 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)
(require 'life)
(ert-deftest test-life ()
(let ((life--max-width 5)
(life--max-height 3)
(life-patterns [(" @ "
" @"
"@@@")])
(generations '("
@
@
@@@
" "
@ @
@@
@
" "
@
@ @
@@
" "
@
@@
@@
" "
@
@
@@@
"
)))
(life-setup)
;; Test initial state.
(goto-char (point-min))
(dolist (generation generations)
;; Hack to test buffer contents without trailing whitespace,
;; while also not modifying the "*Life*" buffer.
(let ((str (buffer-string))
(delete-trailing-lines t))
(with-temp-buffer
(insert str)
(delete-trailing-whitespace)
(should (equal (buffer-string) generation))))
(life--tick))))
(provide 'life-tests)
;;; life-tests.el ends here