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;;; test-org-macs.el --- Tests for Org Macs library -*- lexical-binding: t; -*-
;; Copyright (C) 2017, 2019 Nicolas Goaziou
;; Author: Nicolas Goaziou <mail@nicolasgoaziou.fr>
;; 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 <http://www.gnu.org/licenses/>.
;;; Code:
;;; String manipulation
(ert-deftest test-org/split-string ()
"Test `org-split-string' specifications."
;; Regular test.
(should (equal '("a" "b") (org-split-string "a b" " ")))
;; Empty parts are not removed.
(should (equal '("a" "" "b") (org-split-string "a||b" "|")))
;; However, empty parts at beginning or end of string are removed.
(should (equal '("a" "b") (org-split-string "|a|b|" "|")))
;; Pathological case: call on an empty string. Since empty parts
;; are not removed, it shouldn't return nil.
(should (equal '("") (org-split-string "")))
;; SEPARATORS, when non-nil, is a regexp. In particular, do not
;; match more than specified.
(should-not (equal '("a" "b") (org-split-string "a b" " ")))
;; When nil, SEPARATORS matches any number of blank characters.
(should (equal '("a" "b") (org-split-string "a \t\nb"))))
(ert-deftest test-org/string-width ()
"Test `org-string-width' specifications."
(should (= 1 (org-string-width "a")))
(should (= 0 (org-string-width "")))
;; Ignore invisible characters.
(should (= 0 (org-string-width #("a" 0 1 (invisible t)))))
(should (= 1 (org-string-width #("ab" 0 1 (invisible t)))))
(should (= 1 (org-string-width #("ab" 1 2 (invisible t)))))
(should (= 3 (org-string-width
#("abcde" 1 2 (invisible t) 3 4 (invisible t)))))
;; Check if `invisible' value really means invisibility.
(should (= 0 (let ((buffer-invisibility-spec t))
(org-string-width #("a" 0 1 (invisible foo))))))
(should (= 0 (let ((buffer-invisibility-spec '(foo)))
(org-string-width #("a" 0 1 (invisible foo))))))
(should (= 0 (let ((buffer-invisibility-spec '((foo . t))))
(org-string-width #("a" 0 1 (invisible foo))))))
(should (= 1 (let ((buffer-invisibility-spec '(bar)))
(org-string-width #("a" 0 1 (invisible foo))))))
;; Check `display' property.
(should (= 3 (org-string-width #("a" 0 1 (display "abc")))))
(should (= 5 (org-string-width #("1a3" 1 2 (display "abc")))))
;; `display' string can also contain invisible characters.
(should (= 4 (org-string-width
#("123" 1 2 (display #("abc" 1 2 (invisible t)))))))
;; Test `space' property in `display'.
(should (= 2 (org-string-width #(" " 0 1 (display (space :width 2)))))))
;;; Regexp
(ert-deftest test-org/in-regexp ()
"Test `org-in-regexp' specifications."
;; Standard tests.
(should
(org-test-with-temp-text "xx ab<point>c xx"
(org-in-regexp "abc")))
(should-not
(org-test-with-temp-text "xx abc <point>xx"
(org-in-regexp "abc")))
;; Return non-nil even with multiple matching regexps in the same
;; line.
(should
(org-test-with-temp-text "abc xx ab<point>c xx"
(org-in-regexp "abc")))
;; With optional argument NLINES, check extra lines around point.
(should-not
(org-test-with-temp-text "A\nB<point>\nC"
(org-in-regexp "A\nB\nC")))
(should
(org-test-with-temp-text "A\nB<point>\nC"
(org-in-regexp "A\nB\nC" 1)))
(should-not
(org-test-with-temp-text "A\nB\nC<point>"
(org-in-regexp "A\nB\nC" 1)))
;; When optional argument VISUALLY is non-nil, return nil if at
;; regexp boundaries.
(should
(org-test-with-temp-text "xx abc<point> xx"
(org-in-regexp "abc")))
(should-not
(org-test-with-temp-text "xx abc<point> xx"
(org-in-regexp "abc" nil t))))
(provide 'test-org-macs)
;;; test-org-macs.el ends here
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