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303481b4ec
If font-lock-mode is disabled in the current buffer, and there are no matches for REGEXP, then keep FACE available for a next search. * lisp/hi-lock.el (hi-lock-set-pattern): Add FACE into hi-lock--unused-faces if font-lock-mode is disabled and there are no matches. * test/lisp/hi-lock-tests.el (hi-lock-test-set-pattern): Add test.
52 lines
1.9 KiB
EmacsLisp
52 lines
1.9 KiB
EmacsLisp
;;; hi-lock-tests.el --- Tests for hi-lock.el -*- lexical-binding: t; -*-
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;; Copyright (C) 2017 Free Software Foundation, Inc.
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;; Author: Tino Calancha <tino.calancha@gmail.com>
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;; Keywords:
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;; This program is free software; you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;; This program is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with this program. If not, see <http://www.gnu.org/licenses/>.
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;;; Code:
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(require 'ert)
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(require 'hi-lock)
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(ert-deftest hi-lock-bug26666 ()
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"Test for http://debbugs.gnu.org/26666 ."
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(let ((faces hi-lock-face-defaults))
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(with-temp-buffer
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(insert "a A b B\n")
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(cl-letf (((symbol-function 'completing-read)
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(lambda (prompt coll x y z hist defaults)
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(car defaults))))
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(dotimes (_ 2)
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(let ((face (hi-lock-read-face-name)))
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(hi-lock-set-pattern "a" face))))
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(should (equal hi-lock--unused-faces (cdr faces))))))
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(ert-deftest hi-lock-test-set-pattern ()
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(let ((faces hi-lock-face-defaults))
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(with-temp-buffer
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(insert "foo bar")
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(cl-letf (((symbol-function 'completing-read)
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(lambda (prompt coll x y z hist defaults)
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(car defaults))))
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(hi-lock-set-pattern "9999" (hi-lock-read-face-name)) ; No match
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(hi-lock-set-pattern "foo" (hi-lock-read-face-name)))
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;; Only one match, then we have used just 1 face
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(should (equal hi-lock--unused-faces (cdr faces))))))
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(provide 'hi-lock-tests)
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;;; hi-lock-tests.el ends here
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