73 lines
2.4 KiB
EmacsLisp
73 lines
2.4 KiB
EmacsLisp
;;; cal-julian-tests.el --- tests for calendar/cal-julian.el -*- lexical-binding:t -*-
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;; Copyright (C) 2020-2024 Free Software Foundation, Inc.
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;; Author: Stefan Kangas <stefankangas@gmail.com>
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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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;;; Code:
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(require 'ert)
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(require 'cal-julian)
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(ert-deftest cal-julian-test-to-absolute ()
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(should (equal (calendar-gregorian-from-absolute
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(calendar-julian-to-absolute
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'(10 25 1917)))
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'(11 7 1917))))
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(ert-deftest cal-julian-test-from-absolute ()
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(should (equal (calendar-julian-from-absolute
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(calendar-absolute-from-gregorian
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'(11 7 1917)))
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'(10 25 1917))))
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(ert-deftest cal-julian-test-date-string ()
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(should (equal (let ((calendar-date-display-form calendar-iso-date-display-form))
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(calendar-julian-date-string '(11 7 1917)))
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"1917-10-25")))
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(defmacro with-cal-julian-test (&rest body)
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`(save-window-excursion
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(unwind-protect
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(progn
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(calendar)
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,@body)
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(kill-buffer calendar-buffer))))
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(ert-deftest cal-julian-test-goto-date ()
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(with-cal-julian-test
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(calendar-julian-goto-date '(10 25 1917))
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(should (looking-at "7"))))
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(ert-deftest cal-julian-test-astro-to-and-from-absolute ()
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(should (= (+ (calendar-astro-to-absolute 0.0)
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(calendar-astro-from-absolute 0.0))
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0.0)))
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(ert-deftest cal-julian-calendar-astro-date-string ()
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(should (equal (calendar-astro-date-string '(10 25 1917)) "2421527")))
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(ert-deftest calendar-astro-goto-day-number ()
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(with-cal-julian-test
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(calendar-astro-goto-day-number 2421527)
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(backward-char)
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(should (looking-at "25"))))
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(provide 'cal-julian-tests)
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;;; cal-julian-tests.el ends here
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