147 lines
6.0 KiB
EmacsLisp
147 lines
6.0 KiB
EmacsLisp
;;; arc-mode-tests.el --- Test suite for arc-mode. -*- lexical-binding: t -*-
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;; Copyright (C) 2017-2024 Free Software Foundation, Inc.
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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 'arc-mode)
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(defvar arc-mode-tests-data-directory
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(expand-file-name "test/data/decompress" source-directory))
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(ert-deftest arc-mode-test-archive-int-to-mode ()
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(let ((alist (list (cons 448 "-rwx------")
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(cons 420 "-rw-r--r--")
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(cons 292 "-r--r--r--")
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(cons 512 "---------T")
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(cons 1024 "------S---") ; Bug#28092
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(cons 2048 "---S------"))))
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(dolist (x alist)
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(should (equal (cdr x) (file-modes-number-to-symbolic (car x)))))))
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(ert-deftest arc-mode-test-zip-extract-gz ()
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(skip-unless (and archive-zip-extract (executable-find (car archive-zip-extract))))
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(skip-unless (executable-find "gzip"))
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(let* ((zip-file (expand-file-name "zg.zip" arc-mode-tests-data-directory))
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zip-buffer gz-buffer)
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(unwind-protect
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(with-current-buffer (setq zip-buffer (find-file-noselect zip-file))
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(setq gz-buffer (archive-extract))
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(should (equal (char-after) ?\N{SNOWFLAKE})))
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(when (buffer-live-p zip-buffer) (kill-buffer zip-buffer))
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(when (buffer-live-p gz-buffer) (kill-buffer gz-buffer)))))
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(declare-function tar-extract "tar-mode")
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(ert-deftest arc-mode-test-zip-extract-tar-and-gz ()
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(skip-unless (and archive-zip-extract (executable-find (car archive-zip-extract))))
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(skip-unless (executable-find "gzip"))
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(require 'tar-mode)
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(let* ((zip-file (expand-file-name "ztg.zip" arc-mode-tests-data-directory))
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zip-buffer tar-buffer gz-buffer)
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(unwind-protect
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(with-current-buffer (setq zip-buffer (find-file-noselect zip-file))
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(with-current-buffer (setq tar-buffer (archive-extract))
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(setq gz-buffer (tar-extract))
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(should (equal (char-after) ?\N{SNOWFLAKE}))))
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(when (buffer-live-p zip-buffer) (kill-buffer zip-buffer))
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(when (buffer-live-p tar-buffer) (kill-buffer tar-buffer))
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(when (buffer-live-p gz-buffer) (kill-buffer gz-buffer)))))
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(ert-deftest arc-mode-test-zip-ensure-ext ()
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"Regression test for bug#61326."
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(skip-unless (executable-find "zip"))
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(let* ((default-directory arc-mode-tests-data-directory)
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(created-files nil)
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(base-zip-1 "base-1.zip")
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(base-zip-2 "base-2.zip")
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(content-1 '("1" "2"))
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(content-2 '("3" "4"))
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(make-file (lambda (name)
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(push name created-files)
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(with-temp-buffer
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(insert name)
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(write-file name))))
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(make-zip
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(lambda (zip files)
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(delete-file zip nil)
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(push zip created-files)
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(funcall (archive--act-files '("zip") files) zip)))
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(update-fn
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(lambda (zip-nonempty)
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(with-current-buffer (find-file-noselect zip-nonempty)
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(save-excursion
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(goto-char archive-file-list-start)
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(save-current-buffer
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(archive-extract)
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(save-excursion
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(goto-char (point-max))
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(insert ?a)
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(save-buffer))
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(kill-buffer (current-buffer)))
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(archive-extract)
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;; [2] must be ?a; [3] must be (eobp)
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(should (eq (char-after 2) ?a))
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(should (eq (point-max) 3))))))
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(delete-fn
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(lambda (zip-nonempty)
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(with-current-buffer (find-file-noselect zip-nonempty)
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;; mark delete and expunge first entry
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(save-excursion
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(goto-char archive-file-list-start)
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(should (length= archive-files 2))
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(archive-flag-deleted 1)
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(archive--expunge-maybe-force t)
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(should (length= archive-files 1))))))
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(test-modify
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(lambda (zip mod-fn)
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(let ((zip-base (concat zip ".zip"))
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(tag (gensym)))
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(push zip created-files)
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(copy-file base-zip-1 zip t)
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(push zip-base created-files)
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(copy-file base-zip-2 zip-base t)
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(file-has-changed-p zip tag)
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(file-has-changed-p zip-base tag)
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(funcall mod-fn zip)
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(should-not (file-has-changed-p zip-base tag))
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(should (file-has-changed-p zip tag))))))
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(unwind-protect
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(progn
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;; setup: make two zip files with different contents
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(mapc make-file (append content-1 content-2))
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(funcall make-zip base-zip-1 content-1)
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(funcall make-zip base-zip-2 content-2)
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;; test 1: with "test-update" and "test-update.zip", update
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;; "test-update": (1) ensure only "test-update" is modified, (2)
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;; ensure the contents of the new member is expected.
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(funcall test-modify "test-update" update-fn)
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;; test 2: with "test-delete" and "test-delete.zip", delete entry
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;; from "test-delete": (1) ensure only "test-delete" is modified,
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;; (2) ensure the file list is reduced as expected.
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(funcall test-modify "test-delete" delete-fn))
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;; Clean up created files.
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(dolist (file created-files)
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(ignore-errors (delete-file file))))))
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(provide 'arc-mode-tests)
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;;; arc-mode-tests.el ends here
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