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;;; vc-bzr.el --- tests for vc/vc-bzr.el
;; Copyright (C) 2011-2018 Free Software Foundation, Inc.
;; Author: Glenn Morris <rgm@gnu.org>
;; Maintainer: emacs-devel@gnu.org
;; 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/>.
;;; Commentary:
;;; Code:
(require 'ert)
(require 'vc-bzr)
(require 'vc-dir)
(ert-deftest vc-bzr-test-bug9726 ()
"Test for https://debbugs.gnu.org/9726 ."
(skip-unless (executable-find vc-bzr-program))
;; Bzr wants to access HOME, e.g. to write ~/.bzr.log.
;; This is a problem on hydra, where HOME is non-existent.
;; You can disable logging with BZR_LOG=/dev/null, but then some
;; commands (eg `bzr status') want to access ~/.bazaar, and will
;; abort if they cannot. I could not figure out how to stop bzr
;; doing that, so just give it a temporary homedir for the duration.
;; http://bugs.launchpad.net/bzr/+bug/137407 ?
(let* ((homedir (make-temp-file "vc-bzr-test" t))
(bzrdir (expand-file-name "bzr" homedir))
(ignored-dir (progn
(make-directory bzrdir)
(expand-file-name "ignored-dir" bzrdir)))
(default-directory (file-name-as-directory bzrdir))
(process-environment (cons (format "BZR_HOME=%s" homedir)
process-environment)))
(unwind-protect
(progn
(make-directory ignored-dir)
(with-temp-buffer
(insert (file-name-nondirectory ignored-dir))
(write-region nil nil (expand-file-name ".bzrignore" bzrdir)
nil 'silent))
(skip-unless (eq 0 ; some internal bzr error
(call-process vc-bzr-program nil nil nil "init")))
(call-process vc-bzr-program nil nil nil "add")
(call-process vc-bzr-program nil nil nil "commit" "-m" "Commit 1")
(with-temp-buffer
(insert "unregistered file")
(write-region nil nil (expand-file-name "testfile2" ignored-dir)
nil 'silent))
(vc-dir ignored-dir)
(while (vc-dir-busy)
(sit-for 0.1))
;; FIXME better to explicitly test for error from process sentinel.
(with-current-buffer "*vc-dir*"
(goto-char (point-min))
(should (search-forward "unregistered" nil t))))
(delete-directory homedir t))))
;; Not specific to bzr.
(ert-deftest vc-bzr-test-bug9781 ()
"Test for https://debbugs.gnu.org/9781 ."
(skip-unless (executable-find vc-bzr-program))
(let* ((homedir (make-temp-file "vc-bzr-test" t))
(bzrdir (expand-file-name "bzr" homedir))
(subdir (progn
(make-directory bzrdir)
(expand-file-name "subdir" bzrdir)))
(file (expand-file-name "file" bzrdir))
(default-directory (file-name-as-directory bzrdir))
(process-environment (cons (format "BZR_HOME=%s" homedir)
process-environment)))
(unwind-protect
(progn
(skip-unless (eq 0 ; some internal bzr error
(call-process vc-bzr-program nil nil nil "init")))
(make-directory subdir)
(with-temp-buffer
(insert "text")
(write-region nil nil file nil 'silent)
(write-region nil nil (expand-file-name "subfile" subdir)
nil 'silent))
(call-process vc-bzr-program nil nil nil "add")
(call-process vc-bzr-program nil nil nil "commit" "-m" "Commit 1")
(call-process vc-bzr-program nil nil nil "remove" subdir)
(with-temp-buffer
(insert "different text")
(write-region nil nil file nil 'silent))
(vc-dir bzrdir)
(while (vc-dir-busy)
(sit-for 0.1))
(vc-dir-mark-all-files t)
(cl-letf (((symbol-function 'y-or-n-p) (lambda (_) t)))
(vc-next-action nil))
(should (get-buffer "*vc-log*")))
(delete-directory homedir t))))
;; https://lists.gnu.org/r/help-gnu-emacs/2012-04/msg00145.html
(ert-deftest vc-bzr-test-faulty-bzr-autoloads ()
"Test we can generate autoloads in a bzr directory when bzr is faulty."
(skip-unless (executable-find vc-bzr-program))
(let* ((homedir (make-temp-file "vc-bzr-test" t))
(bzrdir (expand-file-name "bzr" homedir))
(file (progn
(make-directory bzrdir)
(expand-file-name "foo.el" bzrdir)))
(default-directory (file-name-as-directory bzrdir))
(generated-autoload-file (expand-file-name "loaddefs.el" bzrdir))
(process-environment (cons (format "BZR_HOME=%s" homedir)
process-environment)))
(unwind-protect
(progn
(call-process vc-bzr-program nil nil nil "init")
(with-temp-buffer
(insert ";;;###autoload
\(defun foo () \"foo\" (interactive) (message \"foo!\"))")
(write-region nil nil file nil 'silent))
(call-process vc-bzr-program nil nil nil "add")
(call-process vc-bzr-program nil nil nil "commit" "-m" "Commit 1")
;; Deleting dirstate ensures both that vc-bzr's status heuristic
;; fails, so it has to call the external bzr status, and
;; causes bzr status to fail. This simulates a broken bzr
;; installation.
(delete-file ".bzr/checkout/dirstate")
(should (progn (update-directory-autoloads default-directory)
t)))
(delete-directory homedir t))))
;;; vc-bzr.el ends here
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