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;;; hi-lock-tests.el --- Tests for hi-lock.el -*- lexical-binding: t; -*-
;; Copyright (C) 2017-2019 Free Software Foundation, Inc.
;; Author: Tino Calancha <tino.calancha@gmail.com>
;; Keywords:
;; 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:
(require 'ert)
(require 'hi-lock)
(ert-deftest hi-lock-bug26666 ()
"Test for https://debbugs.gnu.org/26666 ."
(let ((faces hi-lock-face-defaults))
(with-temp-buffer
(insert "a A b B\n")
(cl-letf (((symbol-function 'completing-read)
(lambda (_prompt _coll _x _y _z _hist defaults)
(car defaults))))
(dotimes (_ 2)
(let ((face (hi-lock-read-face-name)))
(hi-lock-set-pattern "a" face))))
(should (equal hi-lock--unused-faces (cdr faces))))))
(ert-deftest hi-lock-test-set-pattern ()
(let ((faces hi-lock-face-defaults))
(with-temp-buffer
(insert "foo bar")
(cl-letf (((symbol-function 'completing-read)
(lambda (_prompt _coll _x _y _z _hist defaults)
(car defaults))))
(hi-lock-set-pattern "9999" (hi-lock-read-face-name)) ; No match
(hi-lock-set-pattern "foo" (hi-lock-read-face-name)))
;; Only one match, then we have used just 1 face
(should (equal hi-lock--unused-faces (cdr faces))))))
(provide 'hi-lock-tests)
;;; hi-lock-tests.el ends here
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