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;;; ansi-color-tests.el --- Test suite for ansi-color -*- lexical-binding: t; -*-
;; Copyright (C) 2020-2022 Free Software Foundation, Inc.
;; Author: Pablo Barbáchano <pablob@amazon.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/>.
;;; Commentary:
;;; Code:
(require 'ansi-color)
(defvar ansi-color-tests--strings
(let ((bright-yellow (face-foreground 'ansi-color-bright-yellow nil 'default))
(yellow (face-foreground 'ansi-color-yellow nil 'default)))
`(("Hello World" "Hello World")
("\e[33mHello World\e[0m" "Hello World"
(:foreground ,yellow))
("\e[43mHello World\e[0m" "Hello World"
(:background ,yellow))
("\e[93mHello World\e[0m" "Hello World"
(:foreground ,bright-yellow))
("\e[103mHello World\e[0m" "Hello World"
(:background ,bright-yellow))
("\e[1;33mHello World\e[0m" "Hello World"
(ansi-color-bold (:foreground ,yellow))
(ansi-color-bold (:foreground ,bright-yellow)))
("\e[33;1mHello World\e[0m" "Hello World"
(ansi-color-bold (:foreground ,yellow))
(ansi-color-bold (:foreground ,bright-yellow)))
("\e[1m\e[33mHello World\e[0m" "Hello World"
(ansi-color-bold (:foreground ,yellow))
(ansi-color-bold (:foreground ,bright-yellow)))
("\e[33m\e[1mHello World\e[0m" "Hello World"
(ansi-color-bold (:foreground ,yellow))
(ansi-color-bold (:foreground ,bright-yellow)))
("\e[1m\e[3m\e[5mbold italics blink\e[0m" "bold italics blink"
(ansi-color-bold ansi-color-italic ansi-color-slow-blink))
("\e[10munrecognized\e[0m" "unrecognized"))))
(ert-deftest ansi-color-apply-on-region-test ()
(pcase-dolist (`(,input ,text ,face) ansi-color-tests--strings)
(with-temp-buffer
(insert input)
(ansi-color-apply-on-region (point-min) (point-max))
(should (equal (buffer-string) text))
(should (equal (get-char-property (point-min) 'face) face))
(when face
(should (overlays-at (point-min)))))))
(ert-deftest ansi-color-apply-on-region-bold-is-bright-test ()
(pcase-dolist (`(,input ,text ,normal-face ,bright-face)
ansi-color-tests--strings)
(with-temp-buffer
(let ((ansi-color-bold-is-bright t)
(face (or bright-face normal-face)))
(insert input)
(ansi-color-apply-on-region (point-min) (point-max))
(should (equal (buffer-string) text))
(should (equal (get-char-property (point-min) 'face) face))
(when face
(should (overlays-at (point-min))))))))
(ert-deftest ansi-color-apply-on-region-preserving-test ()
(dolist (pair ansi-color-tests--strings)
(with-temp-buffer
(insert (car pair))
(ansi-color-apply-on-region (point-min) (point-max) t)
(should (equal (buffer-string) (car pair))))))
(provide 'ansi-color-tests)
;;; ansi-color-tests.el ends here
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