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;;; elide-head-tests.el --- Tests for elide-head.el -*- lexical-binding: t; -*-
;; Copyright (C) 2020-2021 Free Software Foundation, Inc.
;; Author: Simen Heggestøyl <simenheg@gmail.com>
;; Keywords:
;; This file is part of GNU Emacs.
;; GNU Emacs 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.
;; GNU Emacs 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 GNU Emacs. If not, see <https://www.gnu.org/licenses/>.
;;; Commentary:
;;
;;; Code:
(require 'elide-head)
(require 'ert)
(ert-deftest elide-head-tests-elide-head ()
(let ((elide-head-headers-to-hide '(("START" . "END"))))
(with-temp-buffer
(insert "foo\nSTART\nHIDDEN\nEND\nbar")
(elide-head)
(let ((o (car (overlays-at 14))))
(should (= (overlay-start o) 10))
(should (= (overlay-end o) 21))
(should (overlay-get o 'invisible))
(should (overlay-get o 'evaporate))))))
(ert-deftest elide-head-tests-elide-head-with-prefix-arg ()
(let ((elide-head-headers-to-hide '(("START" . "END"))))
(with-temp-buffer
(insert "foo\nSTART\nHIDDEN\nEND\nbar")
(elide-head)
(should (overlays-at 14))
(elide-head t)
(should-not (overlays-at 14)))))
(ert-deftest elide-head-tests-show ()
(let ((elide-head-headers-to-hide '(("START" . "END"))))
(with-temp-buffer
(insert "foo\nSTART\nHIDDEN\nEND\nbar")
(elide-head)
(should (overlays-at 14))
(elide-head-show)
(should-not (overlays-at 14)))))
(provide 'elide-head-tests)
;;; elide-head-tests.el ends here
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