org-mode/testing/lisp/test-ol.el

630 lines
22 KiB
EmacsLisp
Raw Blame History

This file contains invisible Unicode characters

This file contains invisible Unicode characters that are indistinguishable to humans but may be processed differently by a computer. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

;;; test-ol.el --- Tests for Org Links library -*- lexical-binding: t; -*-
;; Copyright (C) 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 <https://www.gnu.org/licenses/>.
;;; Code:
;;; Decode and Encode Links
(ert-deftest test-org-link/encode ()
"Test `org-link-encode' specifications."
;; Regural test.
(should (string= "Foo%3A%42ar" (org-link-encode "Foo:Bar" '(?\: ?\B))))
;; Encode an ASCII character.
(should (string= "%5B" (org-link-encode "[" '(?\[))))
;; Encode an ASCII control character.
(should (string= "%09" (org-link-encode "\t" '(9))))
;; Encode a Unicode multibyte character.
(should (string= "%E2%82%AC" (org-link-encode "" '(?\€)))))
(ert-deftest test-org-link/decode ()
"Test `org-link-decode' specifications."
;; Decode an ASCII character.
(should (string= "[" (org-link-decode "%5B")))
;; Decode an ASCII control character.
(should (string= "\n" (org-link-decode "%0A")))
;; Decode a Unicode multibyte character.
(should (string= "" (org-link-decode "%E2%82%AC"))))
(ert-deftest test-org-link/encode-url-with-escaped-char ()
"Encode and decode a URL that includes an encoded char."
(should
(string= "http://some.host.com/form?&id=blah%2Bblah25"
(org-link-decode
(org-link-encode "http://some.host.com/form?&id=blah%2Bblah25"
'(?\s ?\[ ?\] ?%))))))
(ert-deftest test-org-link/toggle-link-display ()
"Make sure that `org-toggle-link-display' is working.
See https://github.com/yantar92/org/issues/4."
(dolist (org-link-descriptive '(nil t))
(org-test-with-temp-text "* Org link test
[[https://example.com][A link to a site]]"
(dotimes (_ 2)
(goto-char 1)
(re-search-forward "\\[")
(should-not (org-xor org-link-descriptive (org-invisible-p)))
(re-search-forward "example")
(should-not (org-xor org-link-descriptive (org-invisible-p)))
(re-search-forward "com")
(should-not (org-xor org-link-descriptive (org-invisible-p)))
(re-search-forward "]")
(should-not (org-xor org-link-descriptive (org-invisible-p)))
(re-search-forward "\\[")
(should-not (org-invisible-p))
(re-search-forward "link")
(should-not (org-invisible-p))
(re-search-forward "]")
(should-not (org-xor org-link-descriptive (org-invisible-p)))
(org-toggle-link-display)))))
;;; Escape and Unescape Links
(ert-deftest test-org-link/escape ()
"Test `org-link-escape' specifications."
;; No-op when there is no backslash or square bracket.
(should (string= "foo" (org-link-escape "foo")))
;; Escape square brackets at boundaries of the link.
(should (string= "\\[foo\\]" (org-link-escape "[foo]")))
;; Escape square brackets followed by another square bracket.
(should (string= "foo\\]\\[bar" (org-link-escape "foo][bar")))
(should (string= "foo\\]\\]bar" (org-link-escape "foo]]bar")))
(should (string= "foo\\[\\[bar" (org-link-escape "foo[[bar")))
(should (string= "foo\\[\\]bar" (org-link-escape "foo[]bar")))
;; Escape backslashes at the end of the link.
(should (string= "foo\\\\" (org-link-escape "foo\\")))
;; Escape backslashes that could be confused with escaping
;; characters.
(should (string= "foo\\\\\\]" (org-link-escape "foo\\]")))
(should (string= "foo\\\\\\]\\[" (org-link-escape "foo\\][")))
(should (string= "foo\\\\\\]\\]bar" (org-link-escape "foo\\]]bar")))
;; Do not escape backslash characters when unnecessary.
(should (string= "foo\\bar" (org-link-escape "foo\\bar")))
;; Pathological cases: consecutive closing square brackets.
(should (string= "\\[\\[\\[foo\\]\\]\\]" (org-link-escape "[[[foo]]]")))
(should (string= "\\[\\[foo\\]\\] bar" (org-link-escape "[[foo]] bar"))))
(ert-deftest test-org-link/unescape ()
"Test `org-link-unescape' specifications."
;; No-op if there is no backslash.
(should (string= "foo" (org-link-unescape "foo")))
;; No-op if backslashes are not escaping backslashes.
(should (string= "foo\\bar" (org-link-unescape "foo\\bar")))
;; Unescape backslashes before square brackets.
(should (string= "foo]bar" (org-link-unescape "foo\\]bar")))
(should (string= "foo\\]" (org-link-unescape "foo\\\\\\]")))
(should (string= "foo\\][" (org-link-unescape "foo\\\\\\][")))
(should (string= "foo\\]]bar" (org-link-unescape "foo\\\\\\]\\]bar")))
(should (string= "foo\\[[bar" (org-link-unescape "foo\\\\\\[\\[bar")))
(should (string= "foo\\[]bar" (org-link-unescape "foo\\\\\\[\\]bar")))
;; Unescape backslashes at the end of the link.
(should (string= "foo\\" (org-link-unescape "foo\\\\")))
;; Unescape closing square bracket at boundaries of the link.
(should (string= "[foo]" (org-link-unescape "\\[foo\\]")))
;; Pathological cases: consecutive closing square brackets.
(should (string= "[[[foo]]]" (org-link-unescape "\\[\\[\\[foo\\]\\]\\]")))
(should (string= "[[foo]] bar" (org-link-unescape "\\[\\[foo\\]\\] bar"))))
(ert-deftest test-org-link/make-string ()
"Test `org-link-make-string' specifications."
;; Throw an error on empty URI.
(should-error (org-link-make-string ""))
;; Empty description returns a [[URI]] construct.
(should (string= "[[uri]]"(org-link-make-string "uri")))
;; Non-empty description returns a [[URI][DESCRIPTION]] construct.
(should
(string= "[[uri][description]]"
(org-link-make-string "uri" "description")))
;; Escape "]]" strings in the description with zero-width spaces.
(should
(let ((zws (string ?\x200B)))
(string= (format "[[uri][foo]%s]bar]]" zws)
(org-link-make-string "uri" "foo]]bar"))))
;; Prevent description from ending with a closing square bracket
;; with a zero-width space.
(should
(let ((zws (string ?\x200B)))
(string= (format "[[uri][foo]%s]]" zws)
(org-link-make-string "uri" "foo]")))))
;;; Store links
(ert-deftest test-org-link/store-link ()
"Test `org-store-link' specifications."
;; On a headline, link to that headline. Use heading as the
;; description of the link.
(should
(let (org-store-link-props org-stored-links)
(org-test-with-temp-text-in-file "* H1"
(let ((file (buffer-file-name)))
(equal (format "[[file:%s::*H1][H1]]" file)
(org-store-link nil))))))
;; On a headline, remove TODO and COMMENT keywords, priority cookie,
;; and tags.
(should
(let (org-store-link-props org-stored-links)
(org-test-with-temp-text-in-file "* TODO H1"
(let ((file (buffer-file-name)))
(equal (format "[[file:%s::*H1][H1]]" file)
(org-store-link nil))))))
(should
(let (org-store-link-props org-stored-links)
(org-test-with-temp-text-in-file "* COMMENT H1"
(let ((file (buffer-file-name)))
(equal (format "[[file:%s::*H1][H1]]" file)
(org-store-link nil))))))
(should
(let (org-store-link-props org-stored-links)
(org-test-with-temp-text-in-file "* [#A] H1"
(let ((file (buffer-file-name)))
(equal (format "[[file:%s::*H1][H1]]" file)
(org-store-link nil))))))
(should
(let (org-store-link-props org-stored-links)
(org-test-with-temp-text-in-file "* H1 :tag:"
(let ((file (buffer-file-name)))
(equal (format "[[file:%s::*H1][H1]]" file)
(org-store-link nil))))))
;; On a headline, remove any link from description.
(should
(let (org-store-link-props org-stored-links)
(org-test-with-temp-text-in-file "* [[#l][d]]"
(let ((file (buffer-file-name)))
(equal (format "[[file:%s::*%s][d]]"
file
(org-link-escape "[[#l][d]]"))
(org-store-link nil))))))
(should
(let (org-store-link-props org-stored-links)
(org-test-with-temp-text-in-file "* [[l]]"
(let ((file (buffer-file-name)))
(equal (format "[[file:%s::*%s][l]]" file (org-link-escape "[[l]]"))
(org-store-link nil))))))
(should
(let (org-store-link-props org-stored-links)
(org-test-with-temp-text-in-file "* [[l1][d1]] [[l2][d2]]"
(let ((file (buffer-file-name)))
(equal (format "[[file:%s::*%s][d1 d2]]"
file
(org-link-escape "[[l1][d1]] [[l2][d2]]"))
(org-store-link nil))))))
;; On a named element, link to that element.
(should
(let (org-store-link-props org-stored-links)
(org-test-with-temp-text-in-file "#+NAME: foo\nParagraph"
(let ((file (buffer-file-name)))
(equal (format "[[file:%s::foo][foo]]" file)
(org-store-link nil))))))
;; Store link to Org buffer, with context.
(should
(let ((org-stored-links nil)
(org-id-link-to-org-use-id nil)
(org-context-in-file-links t))
(org-test-with-temp-text-in-file "* h1"
(let ((file (buffer-file-name)))
(equal (format "[[file:%s::*h1][h1]]" file)
(org-store-link nil))))))
;; Store link to Org buffer, without context.
(should
(let ((org-stored-links nil)
(org-id-link-to-org-use-id nil)
(org-context-in-file-links nil))
(org-test-with-temp-text-in-file "* h1"
(let ((file (buffer-file-name)))
(equal (format "[[file:%s][file:%s]]" file file)
(org-store-link nil))))))
;; C-u prefix reverses `org-context-in-file-links' in Org buffer.
(should
(let ((org-stored-links nil)
(org-id-link-to-org-use-id nil)
(org-context-in-file-links nil))
(org-test-with-temp-text-in-file "* h1"
(let ((file (buffer-file-name)))
(equal (format "[[file:%s::*h1][h1]]" file)
(org-store-link '(4)))))))
;; A C-u C-u does *not* reverse `org-context-in-file-links' in Org
;; buffer.
(should
(let ((org-stored-links nil)
(org-id-link-to-org-use-id nil)
(org-context-in-file-links nil))
(org-test-with-temp-text-in-file "* h1"
(let ((file (buffer-file-name)))
(equal (format "[[file:%s][file:%s]]" file file)
(org-store-link '(16)))))))
;; Store file link to non-Org buffer, with context.
(should
(let ((org-stored-links nil)
(org-link-context-for-files t))
(org-test-with-temp-text-in-file "one\n<point>two"
(fundamental-mode)
(let ((file (buffer-file-name)))
(equal (format "[[file:%s::two]]" file)
(org-store-link nil))))))
;; Store file link to non-Org buffer, without context.
(should
(let ((org-stored-links nil)
(org-context-in-file-links nil))
(org-test-with-temp-text-in-file "one\n<point>two"
(fundamental-mode)
(let ((file (buffer-file-name)))
(equal (format "[[file:%s][file:%s]]" file file)
(org-store-link nil))))))
;; C-u prefix reverses `org-context-in-file-links' in non-Org
;; buffer.
(should
(let ((org-stored-links nil)
(org-link-context-for-files nil))
(org-test-with-temp-text-in-file "one\n<point>two"
(fundamental-mode)
(let ((file (buffer-file-name)))
(equal (format "[[file:%s::two]]" file)
(org-store-link '(4)))))))
;; A C-u C-u does *not* reverse `org-context-in-file-links' in
;; non-Org buffer.
(should
(let ((org-stored-links nil)
(org-context-in-file-links nil))
(org-test-with-temp-text-in-file "one\n<point>two"
(fundamental-mode)
(let ((file (buffer-file-name)))
(equal (format "[[file:%s][file:%s]]" file file)
(org-store-link '(16)))))))
;; Context does not include special search syntax.
(should
(let ((org-stored-links nil)
(org-context-in-file-links t))
(org-test-with-temp-text-in-file "(two)"
(fundamental-mode)
(let ((file (buffer-file-name)))
(equal (format "[[file:%s::two]]" file file)
(org-store-link nil))))))
(should
(let ((org-stored-links nil)
(org-context-in-file-links t))
(org-test-with-temp-text-in-file "# two"
(fundamental-mode)
(let ((file (buffer-file-name)))
(equal (format "[[file:%s::two]]" file file)
(org-store-link nil))))))
(should
(let ((org-stored-links nil)
(org-context-in-file-links t))
(org-test-with-temp-text-in-file "*two"
(fundamental-mode)
(let ((file (buffer-file-name)))
(equal (format "[[file:%s::two]]" file file)
(org-store-link nil))))))
(should
(let ((org-stored-links nil)
(org-context-in-file-links t))
(org-test-with-temp-text-in-file "( two )"
(fundamental-mode)
(let ((file (buffer-file-name)))
(equal (format "[[file:%s::two]]" file file)
(org-store-link nil))))))
(should
(let ((org-stored-links nil)
(org-context-in-file-links t))
(org-test-with-temp-text-in-file "# two"
(fundamental-mode)
(let ((file (buffer-file-name)))
(equal (format "[[file:%s::two]]" file file)
(org-store-link nil))))))
(should
(let ((org-stored-links nil)
(org-context-in-file-links t))
(org-test-with-temp-text-in-file "#( two )"
(fundamental-mode)
(let ((file (buffer-file-name)))
(equal (format "[[file:%s::two]]" file file)
(org-store-link nil))))))
(should
(let ((org-stored-links nil)
(org-context-in-file-links t))
(org-test-with-temp-text-in-file "#** ((## two) )"
(fundamental-mode)
(let ((file (buffer-file-name)))
(equal (format "[[file:%s::two]]" file file)
(org-store-link nil))))))
(should-not
(let ((org-stored-links nil)
(org-context-in-file-links t))
(org-test-with-temp-text-in-file "(two"
(fundamental-mode)
(let ((file (buffer-file-name)))
(equal (format "[[file:%s::two]]" file file)
(org-store-link nil))))))
;; Context also ignore statistics cookies and special headlines
;; data.
(should
(let ((org-stored-links nil)
(org-context-in-file-links t))
(org-test-with-temp-text-in-file "* TODO [#A] COMMENT foo :bar:"
(let ((file (buffer-file-name)))
(equal (format "[[file:%s::*foo][foo]]" file file)
(org-store-link nil))))))
(should
(let ((org-stored-links nil)
(org-context-in-file-links t))
(org-test-with-temp-text-in-file "* foo[33%]bar"
(let ((file (buffer-file-name)))
(equal (format "[[file:%s::*foo bar][foo bar]]" file file)
(org-store-link nil))))))
(should
(let ((org-stored-links nil)
(org-context-in-file-links t))
(org-test-with-temp-text-in-file "* [%][/] foo [35%] bar[3/5]"
(let ((file (buffer-file-name)))
(equal (format "[[file:%s::*foo bar][foo bar]]" file file)
(org-store-link nil)))))))
;;; Radio Targets
(ert-deftest test-org-link/update-radio-target-regexp ()
"Test `org-update-radio-target-regexp' specifications."
;; Properly update cache with no previous radio target regexp.
(should
(eq 'link
(org-test-with-temp-text "radio\n\nParagraph\n\nradio"
(save-excursion (goto-char (point-max)) (org-element-context))
(insert "<<<")
(search-forward "o")
(insert ">>>")
(org-update-radio-target-regexp)
(goto-char (point-max))
(org-element-type (org-element-context)))))
;; Properly update cache with previous radio target regexp.
(should
(eq 'link
(org-test-with-temp-text "radio\n\nParagraph\n\nradio"
(save-excursion (goto-char (point-max)) (org-element-context))
(insert "<<<")
(search-forward "o")
(insert ">>>")
(org-update-radio-target-regexp)
(search-backward "r")
(delete-char 5)
(insert "new")
(org-update-radio-target-regexp)
(goto-char (point-max))
(delete-region (line-beginning-position) (point))
(insert "new")
(org-element-type (org-element-context))))))
;;; Navigation
(ert-deftest test-org-link/next-link ()
"Test `org-next-link' specifications."
;; Move to any type of link.
(should
(equal "[[link]]"
(org-test-with-temp-text "foo [[link]]"
(org-next-link)
(buffer-substring (point) (line-end-position)))))
(should
(equal "http://link"
(org-test-with-temp-text "foo http://link"
(org-next-link)
(buffer-substring (point) (line-end-position)))))
(should
(equal "<http://link>"
(org-test-with-temp-text "foo <http://link>"
(org-next-link)
(buffer-substring (point) (line-end-position)))))
;; Ignore link at point.
(should
(equal "[[link2]]"
(org-test-with-temp-text "[[link1]] [[link2]]"
(org-next-link)
(buffer-substring (point) (line-end-position)))))
;; Ignore fake links.
(should
(equal "[[truelink]]"
(org-test-with-temp-text "foo\n: [[link]]\n[[truelink]]"
(org-next-link)
(buffer-substring (point) (line-end-position)))))
;; Do not move point when there is no link.
(should
(org-test-with-temp-text "foo bar"
(org-next-link)
(bobp)))
;; Wrap around after a failed search.
(should
(equal "[[link]]"
(org-test-with-temp-text "[[link]]\n<point>foo"
(org-next-link)
(let* ((this-command 'org-next-link)
(last-command this-command))
(org-next-link))
(buffer-substring (point) (line-end-position)))))
;; Find links with item tags.
(should
(equal "[[link1]]"
(org-test-with-temp-text "- tag [[link1]] :: description"
(org-next-link)
(buffer-substring (point) (search-forward "]]" nil t))))))
(ert-deftest test-org-link/previous-link ()
"Test `org-previous-link' specifications."
;; Move to any type of link.
(should
(equal "[[link]]"
(org-test-with-temp-text "[[link]]\nfoo<point>"
(org-previous-link)
(buffer-substring (point) (line-end-position)))))
(should
(equal "http://link"
(org-test-with-temp-text "http://link\nfoo<point>"
(org-previous-link)
(buffer-substring (point) (line-end-position)))))
(should
(equal "<http://link>"
(org-test-with-temp-text "<http://link>\nfoo<point>"
(org-previous-link)
(buffer-substring (point) (line-end-position)))))
;; Ignore link at point.
(should
(equal "[[link1]]"
(org-test-with-temp-text "[[link1]]\n[[link2<point>]]"
(org-previous-link)
(buffer-substring (point) (line-end-position)))))
(should
(equal "[[link1]]"
(org-test-with-temp-text "line\n[[link1]]\n[[link2<point>]]"
(org-previous-link)
(buffer-substring (point) (line-end-position)))))
;; Ignore fake links.
(should
(equal "[[truelink]]"
(org-test-with-temp-text "[[truelink]]\n: [[link]]\n<point>"
(org-previous-link)
(buffer-substring (point) (line-end-position)))))
;; Do not move point when there is no link.
(should
(org-test-with-temp-text "foo bar<point>"
(org-previous-link)
(eobp)))
;; Wrap around after a failed search.
(should
(equal "[[link]]"
(org-test-with-temp-text "foo\n[[link]]"
(org-previous-link)
(let* ((this-command 'org-previous-link)
(last-command this-command))
(org-previous-link))
(buffer-substring (point) (line-end-position))))))
;;; Link regexps
(defmacro test-ol-parse-link-in-text (text)
"Return list of :type and :path of link parsed in TEXT.
\"<point>\" string must be at the beginning of the link to be parsed."
(declare (indent 1))
`(org-test-with-temp-text ,text
(list (org-element-property :type (org-element-link-parser))
(org-element-property :path (org-element-link-parser)))))
(ert-deftest test-org-link/plain-link-re ()
"Test `org-link-plain-re'."
(should
(equal
'("https" "//example.com")
(test-ol-parse-link-in-text
"(<point>https://example.com)")))
(should
(equal
'("https" "//example.com/qwe()")
(test-ol-parse-link-in-text
"(Some text <point>https://example.com/qwe())")))
(should
(equal
'("https" "//doi.org/10.1016/0160-791x(79)90023-x")
(test-ol-parse-link-in-text
"<point>https://doi.org/10.1016/0160-791x(79)90023-x")))
(should
(equal
'("file" "aa")
(test-ol-parse-link-in-text
"The <point>file:aa link")))
(should
(equal
'("file" "a(b)c")
(test-ol-parse-link-in-text
"The <point>file:a(b)c link")))
(should
(equal
'("file" "a()")
(test-ol-parse-link-in-text
"The <point>file:a() link")))
(should
(equal
'("file" "aa((a))")
(test-ol-parse-link-in-text
"The <point>file:aa((a)) link")))
(should
(equal
'("file" "aa(())")
(test-ol-parse-link-in-text
"The <point>file:aa(()) link")))
(should
(equal
'("file" "/a")
(test-ol-parse-link-in-text
"The <point>file:/a link")))
(should
(equal
'("file" "/a/")
(test-ol-parse-link-in-text
"The <point>file:/a/ link")))
(should
(equal
'("http" "//")
(test-ol-parse-link-in-text
"The <point>http:// link")))
(should
(equal
'("file" "ab")
(test-ol-parse-link-in-text
"The (some <point>file:ab) link")))
(should
(equal
'("file" "aa")
(test-ol-parse-link-in-text
"The <point>file:aa) link")))
(should
(equal
'("file" "aa")
(test-ol-parse-link-in-text
"The <point>file:aa( link")))
(should
(equal
'("http" "//foo.com/more_(than)_one_(parens)")
(test-ol-parse-link-in-text
"The <point>http://foo.com/more_(than)_one_(parens) link")))
(should
(equal
'("http" "//foo.com/blah_(wikipedia)#cite-1")
(test-ol-parse-link-in-text
"The <point>http://foo.com/blah_(wikipedia)#cite-1 link")))
(should
(equal
'("http" "//foo.com/blah_(wikipedia)_blah#cite-1")
(test-ol-parse-link-in-text
"The <point>http://foo.com/blah_(wikipedia)_blah#cite-1 link")))
(should
(equal
'("http" "//foo.com/unicode_(✪)_in_parens")
(test-ol-parse-link-in-text
"The <point>http://foo.com/unicode_(✪)_in_parens link")))
(should
(equal
'("http" "//foo.com/(something)?after=parens")
(test-ol-parse-link-in-text
"The <point>http://foo.com/(something)?after=parens link"))))
(provide 'test-ol)
;;; test-ol.el ends here