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;;; dns-mode-tests.el --- Test suite for dns-mode -*- lexical-binding: t; -*-
;; Copyright (C) 2017-2021 Free Software Foundation, Inc.
;; Author: Peder O. Klingenberg <peder@klingenberg.no>
;; Keywords: dns zone
;; 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/>.
;;; Code:
(require 'ert)
(require 'dns-mode)
;;; IPv6 reverse zones
(ert-deftest dns-mode-ipv6-conversion ()
(let ((address "2001:db8::42"))
(should (equal (dns-mode-reverse-and-expand-ipv6 address)
"2.4.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.8.b.d.0.1.0.0.2.ip6.arpa. "))
(should (equal (dns-mode-reverse-and-expand-ipv6 address 32)
"8.b.d.0.1.0.0.2.ip6.arpa. "))
(should (equal (dns-mode-reverse-and-expand-ipv6 address -112)
"2.4.0.0 "))))
(ert-deftest dns-mode-ipv6-text-replacement ()
(let ((address "2001:db8::42/32"))
(with-temp-buffer
;; Conversion with point directly after address
(insert address)
(dns-mode-ipv6-to-nibbles nil)
(should (equal (buffer-string) "8.b.d.0.1.0.0.2.ip6.arpa. "))
;; Kill ring contains the expected
(erase-buffer)
(yank)
(should (equal (buffer-string) address))
;; Point at beginning of address (and prefix arg to command)
(goto-char (point-min))
(dns-mode-ipv6-to-nibbles t)
(should (equal (buffer-string) "2.4.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0 "))
;; Point separated from address by whitespace
(erase-buffer)
(insert address)
(insert " ")
(dns-mode-ipv6-to-nibbles nil)
(should (equal (buffer-string) "8.b.d.0.1.0.0.2.ip6.arpa. ")))))
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