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122 lines
4.1 KiB
EmacsLisp
122 lines
4.1 KiB
EmacsLisp
;;; paren-tests.el --- Tests for paren.el -*- lexical-binding: t; -*-
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;; Copyright (C) 2019-2021 Free Software Foundation, Inc.
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;; Author: Simen Heggestøyl <simenheg@gmail.com>
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;; Keywords:
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;; This file is part of GNU Emacs.
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;; GNU Emacs 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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;; GNU Emacs 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 GNU Emacs. If not, see <https://www.gnu.org/licenses/>.
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;;; Commentary:
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;;
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;;; Code:
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(require 'ert)
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(require 'paren)
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(ert-deftest paren-tests-unescaped-p ()
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(with-temp-buffer
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(insert "(insert)")
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(backward-char)
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(should (show-paren--unescaped-p (point)))
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(insert "\\")
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(should-not (show-paren--unescaped-p (point)))))
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(ert-deftest paren-tests-categorize-paren ()
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(with-temp-buffer
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(insert "(insert)")
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(backward-char)
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(should (equal (show-paren--categorize-paren (point))
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(cons -1 (+ (point) 1))))
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(goto-char (point-min))
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(should (equal (show-paren--categorize-paren (point))
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(cons 1 (point))))))
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(ert-deftest paren-tests-locate-near-paren ()
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(with-temp-buffer
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(let ((show-paren-when-point-inside-paren nil)
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(show-paren-when-point-in-periphery nil))
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(insert "(insert)")
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(should (equal (show-paren--locate-near-paren)
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(cons -1 (point))))
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(backward-char)
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(should-not (show-paren--locate-near-paren))
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(goto-char (point-min))
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(should (equal (show-paren--locate-near-paren)
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(cons 1 (point-min))))
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(forward-char)
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(should-not (show-paren--locate-near-paren)))))
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(ert-deftest paren-tests-locate-near-paren-inside ()
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(with-temp-buffer
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(let ((show-paren-when-point-inside-paren t)
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(show-paren-when-point-in-periphery nil))
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(insert "(insert)")
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(should (equal (show-paren--locate-near-paren)
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(cons -1 (point))))
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(backward-char)
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(should (equal (show-paren--locate-near-paren)
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(cons -1 (+ (point) 1))))
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(goto-char (point-min))
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(should (equal (show-paren--locate-near-paren)
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(cons 1 (point-min))))
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(forward-char)
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(should (equal (show-paren--locate-near-paren)
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(cons 1 (point-min)))))))
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(ert-deftest paren-tests-locate-near-paren-in-periphery ()
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(with-temp-buffer
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(let ((show-paren-when-point-inside-paren nil)
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(show-paren-when-point-in-periphery t))
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(insert " (insert) ")
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(should (equal (show-paren--locate-near-paren)
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(cons -1 (- (point) 1))))
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(backward-char 2)
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(should-not (show-paren--locate-near-paren))
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(goto-char (point-min))
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(should (equal (show-paren--locate-near-paren)
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(cons 1 (+ (point) 1))))
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(forward-char)
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(should (equal (show-paren--locate-near-paren)
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(cons 1 (point))))
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(forward-char)
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(should-not (show-paren--locate-near-paren)))))
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(ert-deftest paren-tests-default ()
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(with-temp-buffer
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(insert "(insert")
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(goto-char (point-min))
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(should (equal (show-paren--default)
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(list (point) (+ (point) 1)
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nil nil
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t)))
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(goto-char (point-max))
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(insert ")")
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(should (equal (show-paren--default)
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(list (- (point) 1) (point)
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(point-min) (+ (point-min) 1)
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nil)))
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(goto-char (point-min))
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(should (equal (show-paren--default)
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(list (point) (+ (point) 1)
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(- (point-max) 1) (point-max)
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nil)))))
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(provide 'paren-tests)
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;;; paren-tests.el ends here
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