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;;; wdired-tests.el --- tests for wdired.el -*- lexical-binding: t; -*-
;; Copyright (C) 2018-2025 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/>.
;;; Code:
(require 'ert)
(require 'ert-x)
(require 'dired)
(require 'dired-x)
(require 'wdired)
(defvar dired-query) ; Pacify byte compiler.
(ert-deftest wdired-test-bug32173-01 ()
"Test using non-nil wdired-use-interactive-rename.
Partially modifying a file name should succeed."
(ert-with-temp-directory test-dir
;; The call to file-truename is for MS-Windows, where numeric
;; tails or some other feature (like SUBST) could cause file names
;; to fail to compare 'equal'.
(setq test-dir (file-truename test-dir))
(let* ((test-file (concat (file-name-as-directory test-dir) "foo.c"))
(replace "bar")
(new-file (string-replace "foo" replace test-file))
(wdired-use-interactive-rename t))
(write-region "" nil test-file nil 'silent)
(advice-add 'dired-query ; Don't ask confirmation to overwrite a file.
:override
(lambda (_sym _prompt &rest _args) (setq dired-query t))
'((name . "advice-dired-query")))
(let ((buf (find-file-noselect test-dir)))
(unwind-protect
(with-current-buffer buf
(should (equal (dired-file-name-at-point) test-file))
(dired-toggle-read-only)
(kill-region (point) (progn (search-forward ".")
(forward-char -1) (point)))
(insert replace)
(wdired-finish-edit)
(should (equal (dired-file-name-at-point) new-file)))
(if buf (kill-buffer buf)))))))
(ert-deftest wdired-test-bug32173-02 ()
"Test using non-nil wdired-use-interactive-rename.
Aborting an edit should leaving original file name unchanged."
(ert-with-temp-directory test-dir
(setq test-dir (file-truename test-dir))
(let* ((test-file (concat (file-name-as-directory test-dir) "foo.c"))
(wdired-use-interactive-rename t))
(write-region "" nil test-file nil 'silent)
;; Make dired-do-create-files-regexp a noop to mimic typing C-g
;; at its prompt before wdired-finish-edit returns.
(advice-add 'dired-do-create-files-regexp
:override
(lambda (&rest _) (ignore))
'((name . "advice-dired-do-create-files-regexp")))
(let ((buf (find-file-noselect test-dir)))
(unwind-protect
(with-current-buffer buf
(should (equal (dired-file-name-at-point) test-file))
(dired-toggle-read-only)
(kill-region (point) (progn (search-forward ".")
(forward-char -1) (point)))
(insert "bar")
(wdired-finish-edit)
(should (equal (dired-get-filename) test-file)))
(if buf (kill-buffer buf)))))))
(ert-deftest wdired-test-symlink-name ()
"Test the file name of a symbolic link.
The Dired and WDired functions returning the name should include
only the name before the link arrow."
(ert-with-temp-directory test-dir
(let* ((link-name "foo"))
(let ((buf (find-file-noselect test-dir)))
(unwind-protect
(with-current-buffer buf
(skip-unless
;; This check is for wdired, not symbolic links, so skip
;; it when make-symbolic-link fails for any reason (like
;; insufficient privileges).
(ignore-errors (make-symbolic-link "./bar/baz" link-name) t))
(revert-buffer)
(let* ((file-name (dired-get-filename))
(dir-part (file-name-directory file-name))
(lf-name (concat dir-part link-name)))
(should (equal file-name lf-name))
(dired-toggle-read-only)
(should (equal (wdired-get-filename) lf-name))
(dired-toggle-read-only)))
(if buf (kill-buffer buf)))))))
(ert-deftest wdired-test-unfinished-edit-01 ()
"Test editing a file name without saving the change.
Finding the new name should be possible while still in
wdired-mode."
(ert-with-temp-directory test-dir
(setq test-dir (file-truename test-dir))
(let* ((test-file (concat (file-name-as-directory test-dir) "foo.c"))
(replace "bar")
(new-file (string-replace "/foo" (concat "/" replace) test-file)))
(write-region "" nil test-file nil 'silent)
(let ((buf (find-file-noselect test-dir)))
(unwind-protect
(with-current-buffer buf
(should (equal (dired-file-name-at-point) test-file))
(dired-toggle-read-only)
(kill-region (point) (progn (search-forward ".")
(forward-char -1) (point)))
(insert replace)
(should (equal (dired-get-filename) new-file)))
(when buf
(with-current-buffer buf
;; Prevent kill-buffer-query-functions from chiming in.
(set-buffer-modified-p nil)
(kill-buffer buf))))))))
(ert-deftest wdired-test-bug34915 ()
"Test editing when dired-listing-switches includes -F.
Appended file indicators should not count as part of the file
name, either before or after editing. Since
dired-move-to-end-of-filename handles indicator characters, it
suffices to compare the return values of dired-get-filename and
wdired-get-filename before and after editing."
;; FIXME: Add a test for a door (indicator ">") only under Solaris?
(ert-with-temp-directory test-dir
(let* ((dired-listing-switches "-Fl")
(dired-ls-F-marks-symlinks
(or (eq system-type 'darwin)
(featurep 'ls-lisp)))
(buf (find-file-noselect test-dir))
proc)
(unwind-protect
(progn
(with-current-buffer buf
;; Create a .bat file so that MS-Windows, where the 'x'
;; bit is not recorded in the filesystem, considers it an
;; executable.
(dired-create-empty-file "foo.bat")
(set-file-modes "foo.bat" (file-modes-symbolic-to-number "+x"))
(skip-unless
;; This check is for wdired, not symbolic links, so skip
;; it when make-symbolic-link fails for any reason (like
;; insufficient privileges).
(ignore-errors (make-symbolic-link "foo.bat" "bar") t))
(make-directory "foodir")
(unless (memq system-type '(windows-nt ms-dos))
(dired-smart-shell-command "mkfifo foopipe"))
(when (featurep 'make-network-process '(:family local))
(setq proc (make-network-process
:name "foo"
:family 'local
:server t
:service (expand-file-name "foosocket" test-dir))))
(kill-buffer buf))
(dired test-dir)
(dired-toggle-read-only)
(let (names)
;; Test that the file names are the same in Dired and WDired.
(while (not (eobp))
(should (equal (dired-get-filename 'no-dir t)
(wdired-get-filename t)))
(insert "w")
(push (wdired-get-filename t) names)
(dired-next-line 1))
(wdired-finish-edit)
;; Test that editing the file names ignores the indicator
;; character.
(let (dir)
(while (and (dired-previous-line 1)
(setq dir (dired-get-filename 'no-dir t)))
(should (equal dir (pop names)))))))
(kill-buffer (get-buffer test-dir))
(ignore-errors (delete-process proc))))))
(ert-deftest wdired-test-bug39280 ()
"Test for https://debbugs.gnu.org/39280."
(ert-with-temp-directory test-dir
(setq test-dir (file-truename test-dir))
(let* ((fname "foo")
(full-fname (expand-file-name fname test-dir)))
(make-empty-file full-fname)
(let ((buf (find-file-noselect test-dir)))
(unwind-protect
(with-current-buffer buf
(dired-toggle-read-only)
(dolist (old '(t nil))
(should (equal fname (wdired-get-filename 'nodir old)))
(should (equal full-fname (wdired-get-filename nil old))))
(wdired-finish-edit))
(if buf (kill-buffer buf)))))))
(ert-deftest wdired-test-bug61510 ()
"Test visibility of symlink target on leaving wdired-mode.
When dired-hide-details-mode is enabled and
dired-hide-details-hide-symlink-targets is non-nil (the default),
the link target becomes invisible. When wdired-mode is enabled
the target becomes visible, but on returning to dired-mode, it
should be invisible again."
(ert-with-temp-directory test-dir
(let ((buf (find-file-noselect test-dir))
;; Default value is t, but set it anyway, to be sure.
(dired-hide-details-hide-symlink-targets t))
(unwind-protect
(with-current-buffer buf
(skip-unless
;; This check is for wdired, not symbolic links, so skip
;; it when make-symbolic-link fails for any reason (like
;; insufficient privileges).
(ignore-errors (make-symbolic-link "bar" "foo") t))
(dired-hide-details-mode)
(should (memq 'dired-hide-details-link buffer-invisibility-spec))
(dired-toggle-read-only)
(should-not (memq 'dired-hide-details-link
buffer-invisibility-spec))
(wdired-finish-edit)
(should (memq 'dired-hide-details-link buffer-invisibility-spec)))
(if buf (kill-buffer buf))))))
(provide 'wdired-tests)
;;; wdired-tests.el ends here
|
