testing/lisp/test-org-attach-annex.el

   1 ;;; test-org-annex-attach.el --- Tests for Org Attach with git-annex
   2 ;;
   3 ;; Copyright (c) 2016 Erik Hetzner
   4 ;; Authors: Erik Hetzner
   5
   6 ;; This file is not part of GNU Emacs.
   7
   8 ;; This program is free software; you can redistribute it and/or modify
   9 ;; it under the terms of the GNU General Public License as published by
  10 ;; the Free Software Foundation, either version 3 of the License, or
  11 ;; (at your option) any later version.
  12
  13 ;; This program is distributed in the hope that it will be useful,
  14 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 ;; GNU General Public License for more details.
  17
  18 ;; You should have received a copy of the GNU General Public License
  19 ;; along with this program.  If not, see <http://www.gnu.org/licenses/>.
  20
  21 ;;; Code:
  22 (org-test-for-executable "git-annex")
  23 (require 'org-attach)
  24 (require 'cl-lib)
  25
  26 (defmacro test-org-attach-annex/with-annex (&rest body)
  27   `(let ((tmpdir (make-temp-file "org-annex-test" t "/")))
  28      (unwind-protect
  29          (let ((default-directory tmpdir)
  30                (org-attach-directory tmpdir))
  31            (shell-command "git init")
  32            (shell-command "git annex init")
  33            ,@body))))
  34
  35 (ert-deftest test-org-attach/use-annex ()
  36   (test-org-attach-annex/with-annex
  37    (let ((org-attach-git-annex-cutoff 1))
  38      (should (org-attach-use-annex)))
  39
  40    (let ((org-attach-git-annex-cutoff nil))
  41      (should-not (org-attach-use-annex))))
  42
  43   ;; test with non annex directory
  44   (let ((tmpdir (make-temp-file "org-annex-test" t "/")))
  45      (unwind-protect
  46          (let ((default-directory tmpdir)
  47                (org-attach-directory tmpdir))
  48            (shell-command "git init")
  49            (should-not (org-attach-use-annex)))
  50        (delete-directory tmpdir 'recursive))))
  51
  52 (ert-deftest test-org-attach/get-maybe ()
  53   (test-org-attach-annex/with-annex
  54    (let ((path (expand-file-name "test-file"))
  55          (annex-dup (make-temp-file "org-annex-test" t "/")))
  56      (with-temp-buffer
  57        (insert "hello world\n")
  58        (write-file path))
  59      (shell-command "git annex add test-file")
  60      (shell-command "git annex sync")
  61      ;; Set up remote & copy files there
  62      (let ((annex-original default-directory)
  63            (default-directory annex-dup))
  64        (shell-command (format "git clone %s ." (shell-quote-argument annex-original)))
  65        (shell-command "git annex init dup")
  66        (shell-command (format "git remote add original %s" (shell-quote-argument annex-original)))
  67        (shell-command "git annex get test-file")
  68        (shell-command "git annex sync"))
  69      (shell-command (format "git remote add dup %s" (shell-quote-argument annex-dup)))
  70      (shell-command "git annex sync")
  71      (shell-command "git annex drop --force test-file")
  72      ;; test getting the file from the dup when we should ALWAYS get
  73      (should (not (file-exists-p (file-symlink-p (expand-file-name "test-file")))))
  74      (let ((org-attach-annex-auto-get t))
  75        (org-attach-annex-get-maybe (expand-file-name "test-file"))
  76        ;; check that the file has the right contents
  77        (with-temp-buffer
  78          (insert-file-contents path)
  79          (should (string-equal "hello world\n" (buffer-string)))))
  80      ;; test getting the file from the dup when we should NEVER get
  81      (shell-command "git annex drop --force test-file")
  82      (let ((org-attach-annex-auto-get nil))
  83        (should-error (org-attach-annex-get-maybe (expand-file-name "test-file"))))
  84      (let ((org-attach-annex-auto-get 'ask)
  85            (called nil))
  86        (cl-letf (((symbol-function 'y-or-n-p)
  87                   (lambda (_) (setq called 'was-called) t)))
  88          (org-attach-annex-get-maybe (expand-file-name "test-file"))
  89          ;; check that the file has the right contents
  90          (with-temp-buffer
  91            (insert-file-contents path)
  92            (should (string-equal "hello world\n" (buffer-string))))
  93          (should (eq called 'was-called)))))))
  94
  95 ;;; test-org-attach-annex.el ends here