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* lisp/org-macs.el (org-string-display): New function. (org-string-width): Use new function. * testing/lisp/test-org-macs.el: New file.
58 lines
2.5 KiB
EmacsLisp
58 lines
2.5 KiB
EmacsLisp
;;; test-org-macs.el --- Tests for Org Macs library -*- lexical-binding: t; -*-
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;; Copyright (C) 2017 Nicolas Goaziou
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;; Author: Nicolas Goaziou <mail@nicolasgoaziou.fr>
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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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(ert-deftest test-org/string-display ()
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"Test `org-string-display' specifications."
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(should (equal "a" (org-string-display "a")))
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(should (equal "" (org-string-display "")))
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;; Ignore invisible characters.
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(should (equal "" (org-string-display #("a" 0 1 (invisible t)))))
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(should (equal "b" (org-string-display #("ab" 0 1 (invisible t)))))
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(should (equal "a" (org-string-display #("ab" 1 2 (invisible t)))))
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(should (equal "ace" (org-string-display
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#("abcde" 1 2 (invisible t) 3 4 (invisible t)))))
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;; Check if `invisible' value really means invisibility.
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(should (equal "" (let ((buffer-invisibility-spec t))
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(org-string-display #("a" 0 1 (invisible foo))))))
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(should (equal "" (let ((buffer-invisibility-spec '(foo)))
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(org-string-display #("a" 0 1 (invisible foo))))))
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(should (equal "" (let ((buffer-invisibility-spec '((foo . t))))
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(org-string-display #("a" 0 1 (invisible foo))))))
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(should (equal "a" (let ((buffer-invisibility-spec '(bar)))
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(org-string-display #("a" 0 1 (invisible foo))))))
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;; Check `display' property.
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(should (equal "abc" (org-string-display #("a" 0 1 (display "abc")))))
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(should (equal "1abc3" (org-string-display #("1a3" 1 2 (display "abc")))))
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;; `display' string can also contain invisible characters.
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(should (equal "1ac3" (org-string-display
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#("123" 1 2 (display #("abc" 1 2 (invisible t)))))))
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;; Preserve other text properties when replacing with a display
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;; string.
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(should
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(eq 'foo
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(get-text-property 1 'face
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(org-string-display
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#("123" 1 2 (display "abc" face foo)))))))
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(provide 'test-org-macs)
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;;; test-org-macs.el ends here
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