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;;; pascal-tests.el --- tests for pascal.el -*- lexical-binding: t -*-
;; Copyright (C) 2020 Free Software Foundation, Inc.
;; 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/>.
(require 'ert)
(require 'pascal)
(ert-deftest pascal-completion ()
;; Bug#41740: completion functions must preserve point.
(let ((pascal-completion-cache nil))
(with-temp-buffer
(pascal-mode)
(insert "program test; var")
(let* ((point-before (point))
(completions (pascal-completion "var" nil 'metadata))
(point-after (point)))
(should (equal completions nil))
(should (equal point-before point-after)))))
(let ((pascal-completion-cache nil))
(with-temp-buffer
(pascal-mode)
(insert "program test; function f(x : i")
(let* ((point-before (point))
(completions (pascal-completion "i" nil 'metadata))
(point-after (point)))
(should (equal completions nil))
(should (equal point-before point-after)))))
(let ((pascal-completion-cache nil))
(with-temp-buffer
(pascal-mode)
(insert "program test; function f(x : integer) : real")
(let* ((point-before (point))
(completions (pascal-completion "real" nil 'metadata))
(point-after (point)))
(should (equal completions nil))
(should (equal point-before point-after))))))
(ert-deftest pascal-beg-of-defun ()
(with-temp-buffer
(pascal-mode)
(insert "program test; procedure p(")
(forward-char -1)
(pascal-beg-of-defun)
(should (equal (point) 15))))
(provide 'pascal-tests)
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