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+;;; test-org-link-edit.el --- Tests for org-link-edit.el
+
+;; Copyright (C) 2015 Kyle Meyer <kyle@kyleam.com>
+
+;; Author: Kyle Meyer <kyle@kyleam.com>
+
+;; 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:
+
+(require 'org-link-edit)
+(require 'ert)
+
+;; This is taken from `org-tests.el' (55c0708).
+(defmacro org-test-with-temp-text (text &rest body)
+ "Run body in a temporary buffer with Org-mode as the active
+mode holding TEXT. If the string \"<point>\" appears in TEXT
+then remove it and place the point there before running BODY,
+otherwise place the point at the beginning of the inserted text."
+ (declare (indent 1))
+ `(let ((inside-text (if (stringp ,text) ,text (eval ,text)))
+ (org-mode-hook nil))
+ (with-temp-buffer
+ (org-mode)
+ (let ((point (string-match "<point>" inside-text)))
+ (if point
+ (progn
+ (insert (replace-match "" nil nil inside-text))
+ (goto-char (1+ (match-beginning 0))))
+ (insert inside-text)
+ (goto-char (point-min))))
+ ,@body)))
+(def-edebug-spec org-test-with-temp-text (form body))
+
+
+;;; Slurping
+
+(ert-deftest test-org-link-edit/forward-slurp-word ()
+ "Test `org-link-edit-forward-slurp-word'."
+ ;; Slurp one word into plain link.
+ (should
+ (string=
+ "\[\[http://orgmode.org/\]\[Org's\]\] website is"
+ (org-test-with-temp-text
+ "http://orgmode.org/ Org's website is"
+ (org-link-edit-forward-slurp-word)
+ (buffer-string))))
+ ;; Slurp one word into empty bracket link.
+ (should
+ (string=
+ "\[\[http://orgmode.org/\]\[Org's\]\] website is"
+ (org-test-with-temp-text
+ "\[\[http://orgmode.org/\]\] Org's website is"
+ (org-link-edit-forward-slurp-word)
+ (buffer-string))))
+ ;; Slurp one word into bracket link.
+ (should
+ (string=
+ "\[\[http://orgmode.org/\]\[Org's website\]\] is"
+ (org-test-with-temp-text
+ "\[\[http://orgmode.org/\]\[Org's\]\] website is"
+ (org-link-edit-forward-slurp-word)
+ (buffer-string))))
+ ;; Slurp two words into plain link.
+ (should
+ (string=
+ "\[\[http://orgmode.org/\]\[Org's website\]\] is"
+ (org-test-with-temp-text
+ "http://orgmode.org/ Org's website is"
+ (org-link-edit-forward-slurp-word 2)
+ (buffer-string))))
+ ;; Slurp two words into bracket link.
+ (should
+ (string=
+ "\[\[http://orgmode.org/\]\[Org's website is\]\]"
+ (org-test-with-temp-text
+ "\[\[http://orgmode.org/\]\[Org's\]\] website is"
+ (org-link-edit-forward-slurp-word 2)
+ (buffer-string))))
+ ;; Slurp new line as space.
+ (should
+ (string=
+ "\[\[http://orgmode.org/\]\[Org's website\]\] is"
+ (org-test-with-temp-text
+ "\[\[http://orgmode.org/\]\[Org's\]\]
+website is"
+ (org-link-edit-forward-slurp-word 1)
+ (buffer-string))))
+ ;; Slurp beyond the number of present words.
+ (should-error
+ (org-test-with-temp-text
+ "\[\[http://orgmode.org/\]\[Org's\]\] website is"
+ (org-link-edit-forward-slurp-word 3)
+ (buffer-string))
+ :type (list 'user-error)))
+
+(ert-deftest test-org-link-edit/backward-slurp-word ()
+ "Test `org-link-edit-backward-slurp-word'."
+ ;; Slurp one word into plain link.
+ (should
+ (string=
+ "Here \[\[http://orgmode.org/\]\[is\]\] Org's website"
+ (org-test-with-temp-text
+ "Here is <point>http://orgmode.org/ Org's website"
+ (org-link-edit-backward-slurp-word)
+ (buffer-string))))
+ ;; Slurp one word into empty bracket link.
+ (should
+ (string=
+ "Here \[\[http://orgmode.org/\]\[is\]\] Org's website"
+ (org-test-with-temp-text
+ "Here is <point>\[\[http://orgmode.org/\]\] Org's website"
+ (org-link-edit-backward-slurp-word)
+ (buffer-string))))
+ ;; Slurp one word into bracket link.
+ (should
+ (string=
+ "Here \[\[http://orgmode.org/\]\[is Org's\]\] website"
+ (org-test-with-temp-text
+ "Here is <point>\[\[http://orgmode.org/\]\[Org's\]\] website"
+ (org-link-edit-backward-slurp-word)
+ (buffer-string))))
+ ;; Slurp two words into plain link.
+ (should
+ (string=
+ "\[\[http://orgmode.org/\]\[Here is\]\] Org's website"
+ (org-test-with-temp-text
+ "Here is <point>http://orgmode.org/ Org's website"
+ (org-link-edit-backward-slurp-word 2)
+ (buffer-string))))
+ ;; Slurp two words into bracket link.
+ (should
+ (string=
+ "\[\[http://orgmode.org/\]\[Here is Org's\]\] website"
+ (org-test-with-temp-text
+ "Here is <point>\[\[http://orgmode.org/\]\[Org's\]\] website"
+ (org-link-edit-backward-slurp-word 2)
+ (buffer-string))))
+ ;; Slurp new line as space.
+ (should
+ (string=
+ "Here \[\[http://orgmode.org/\]\[is Org's website\]\]"
+ (org-test-with-temp-text
+ "Here is
+<point>\[\[http://orgmode.org/\]\[Org's website\]\]"
+ (org-link-edit-backward-slurp-word 1)
+ (buffer-string))))
+ ;; Slurp beyond the number of present words.
+ (should-error
+ (org-test-with-temp-text
+ "Here is <point>\[\[http://orgmode.org/\]\[Org's\]\] website"
+ (org-link-edit-backward-slurp-word 3)
+ (buffer-string))
+ :type (list 'user-error)))
+
+(ert-deftest test-org-link-edit/slurp-negative-argument ()
+ "Test `org-link-edit-forward-slurp-word' and
+`org-link-edit-backward-slurp-word' with negative arguments."
+ (should
+ (string=
+ (org-test-with-temp-text
+ "Here is <point>\[\[http://orgmode.org/\]\[Org's\]\] website"
+ (org-link-edit-forward-slurp-word 1)
+ (buffer-string))
+ (org-test-with-temp-text
+ "Here is <point>\[\[http://orgmode.org/\]\[Org's\]\] website"
+ (org-link-edit-backward-slurp-word -1)
+ (buffer-string))))
+ (should
+ (string=
+ (org-test-with-temp-text
+ "Here is <point>\[\[http://orgmode.org/\]\[Org's\]\] website"
+ (org-link-edit-forward-slurp-word -1)
+ (buffer-string))
+ (org-test-with-temp-text
+ "Here is <point>\[\[http://orgmode.org/\]\[Org's\]\] website"
+ (org-link-edit-backward-slurp-word)
+ (buffer-string)))))
+
+
+;;; Barfing
+
+(ert-deftest test-org-link-edit/forward-barf-word ()
+ "Test `org-link-edit-forward-barf-word'."
+ ;; Barf last word.
+ (should
+ (string=
+ "Org's \[\[http://orgmode.org/\]\] website is"
+ (org-test-with-temp-text
+ "Org's <point>\[\[http://orgmode.org/\]\[website\]\] is"
+ (org-link-edit-forward-barf-word)
+ (buffer-string))))
+ ;; Barf two last words.
+ (should
+ (string=
+ "Org's \[\[http://orgmode.org/\]\] website is"
+ (org-test-with-temp-text
+ "Org's <point>\[\[http://orgmode.org/\]\[website is\]\]"
+ (org-link-edit-forward-barf-word 2)
+ (buffer-string))))
+ ;; Barf one word, not last.
+ (should
+ (string=
+ "Org's \[\[http://orgmode.org/\]\[website\]\] is"
+ (org-test-with-temp-text
+ "Org's <point>\[\[http://orgmode.org/\]\[website is\]\]"
+ (org-link-edit-forward-barf-word 1)
+ (buffer-string))))
+ ;; Barf beyond the number of present words.
+ (should-error
+ (org-test-with-temp-text
+ "Org's <point>\[\[http://orgmode.org/\]\[website is\]\]"
+ (org-link-edit-forward-barf-word 3)
+ (buffer-string))
+ :type (list 'user-error)))
+
+(ert-deftest test-org-link-edit/backward-barf-word ()
+ "Test `org-link-edit-backward-barf-word'."
+ ;; Barf last word.
+ (should
+ (string=
+ "Org's website \[\[http://orgmode.org/\]\] is"
+ (org-test-with-temp-text
+ "Org's <point>\[\[http://orgmode.org/\]\[website\]\] is"
+ (org-link-edit-backward-barf-word)
+ (buffer-string))))
+ ;; Barf two last words.
+ (should
+ (string=
+ "Org's website is \[\[http://orgmode.org/\]\]"
+ (org-test-with-temp-text
+ "Org's <point>\[\[http://orgmode.org/\]\[website is\]\]"
+ (org-link-edit-backward-barf-word 2)
+ (buffer-string))))
+ ;; Barf one word, not last.
+ (should
+ (string=
+ "Org's website \[\[http://orgmode.org/\]\[is\]\]"
+ (org-test-with-temp-text
+ "Org's <point>\[\[http://orgmode.org/\]\[website is\]\]"
+ (org-link-edit-backward-barf-word 1)
+ (buffer-string))))
+ ;; Barf beyond the number of present words.
+ (should-error
+ (org-test-with-temp-text
+ "Org's <point>\[\[http://orgmode.org/\]\[website is\]\]"
+ (org-link-edit-backward-barf-word 3)
+ (buffer-string))
+ :type (list 'user-error)))
+
+(ert-deftest test-org-link-edit/barf-negative-argument ()
+ "Test `org-link-edit-forward-barf-word' and
+`org-link-edit-backward-barf-word' with negative arguments."
+ (should
+ (string=
+ (org-test-with-temp-text
+ "Here is <point>\[\[http://orgmode.org/\]\[Org's\]\] website"
+ (org-link-edit-forward-barf-word 1)
+ (buffer-string))
+ (org-test-with-temp-text
+ "Here is <point>\[\[http://orgmode.org/\]\[Org's\]\] website"
+ (org-link-edit-backward-barf-word -1)
+ (buffer-string))))
+ (should
+ (string=
+ (org-test-with-temp-text
+ "Here is <point>\[\[http://orgmode.org/\]\[Org's\]\] website"
+ (org-link-edit-forward-barf-word -1)
+ (buffer-string))
+ (org-test-with-temp-text
+ "Here is <point>\[\[http://orgmode.org/\]\[Org's\]\] website"
+ (org-link-edit-backward-barf-word)
+ (buffer-string)))))
+
+
+;;; Slurp and Barf round trip
+;;
+;; Slurping and barfing should round trip unless there are new lines
+;; in the slurped string, which slurping replaces with spaces.
+
+(ert-deftest test-org-link-edit/slurp-barf-round-trip ()
+ "Test `org-link-edit-forward-barf-word' and
+`org-link-edit-backward-barf-word' reversibility."
+ (should
+ (string= "Here is \[\[http://orgmode.org/\]\[Org's\]\] website"
+ (org-test-with-temp-text
+ "Here is <point>\[\[http://orgmode.org/\]\[Org's\]\] website"
+ (org-link-edit-forward-barf-word 1)
+ (org-link-edit-forward-slurp-word 1)
+ (buffer-string))))
+ (string= "Here is \[\[http://orgmode.org/\]\[Org's\]\] website"
+ (org-test-with-temp-text
+ "Here is <point>\[\[http://orgmode.org/\]\[Org's\]\] website"
+ (org-link-edit-forward-slurp-word 1)
+ (org-link-edit-forward-barf-word 1)
+ (buffer-string)))
+ (should
+ (string= "Here is \[\[http://orgmode.org/\]\[Org's\]\] website"
+ (org-test-with-temp-text
+ "Here is <point>\[\[http://orgmode.org/\]\[Org's\]\] website"
+ (org-link-edit-backward-barf-word 1)
+ (org-link-edit-backward-slurp-word 1)
+ (buffer-string))))
+ (should
+ (string= "Here is \[\[http://orgmode.org/\]\[Org's\]\] website"
+ (org-test-with-temp-text
+ "Here is <point>\[\[http://orgmode.org/\]\[Org's\]\] website"
+ (org-link-edit-backward-slurp-word 1)
+ (org-link-edit-backward-barf-word 1)
+ (buffer-string)))))
+
+
+;;; Other
+
+(ert-deftest test-org-link-edit/get-link-data ()
+ "Test `org-link-edit--get-link-data'."
+ ;; Plain link
+ (cl-multiple-value-bind (beg end link desc)
+ (org-test-with-temp-text "http://orgmode.org/"
+ (org-link-edit--get-link-data))
+ (should (string= link "http://orgmode.org/"))
+ (should-not desc))
+ ;; Bracket link
+ (cl-multiple-value-bind (beg end link desc)
+ (org-test-with-temp-text "\[\[http://orgmode.org/\]\[org\]\]"
+ (org-link-edit--get-link-data))
+ (should (string= link "http://orgmode.org/"))
+ (should (string= desc "org"))))
+
+(ert-deftest test-org-link-edit/split-first-words ()
+ "Test `org-link-edit--split-first-words'."
+ ;; Single word, n = 1
+ (should (equal '("one" . "")
+ (org-link-edit--split-first-words "one" 1)))
+ ;; Single word, out-of-bounds
+ (should (equal '("one" . nil)
+ (org-link-edit--split-first-words "one" 2)))
+ ;; Multiple words, n = 1
+ (should (equal '("one " . "two three")
+ (org-link-edit--split-first-words "one two three" 1)))
+ ;; Multiple words, n > 1
+ (should (equal '("one two " . "three")
+ (org-link-edit--split-first-words "one two three" 2))))
+
+(ert-deftest test-org-link-edit/split-last-words ()
+ "Test `org-link-edit--split-last-words'."
+ ;; Single word, n = 1
+ (should (equal '("" . "one")
+ (org-link-edit--split-last-words "one" 1)))
+ ;; Single word, out-of-bounds
+ (should (equal '(nil . "one")
+ (org-link-edit--split-last-words "one" 2)))
+ ;; Multiple words, n = 1
+ (should (equal '("one two" . " three")
+ (org-link-edit--split-last-words "one two three" 1)))
+ ;; Multiple words, n > 1
+ (should (equal '("one" . " two three")
+ (org-link-edit--split-last-words "one two three" 2))))
+
+(provide 'test-org-link-edit)
+;;; test-org-link-edit.el ends here