Add bootstrap

Author: jcs090218

test/bootstrap.el

@@ -0,0 +1,45 @@
+;;; bootstrap.el --- CI test bootstrap -*- lexical-binding: t; -*-
+;;
+;; Copyright (C) 2021 Jen-Chieh Shen
+;;
+;; This program 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.
+
+;; This program 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 this program.  If not, see <https://www.gnu.org/licenses/>.
+;;
+;;; Commentary:
+;;
+;; CI test bootstrap
+;;
+;;; Code:
+
+(require 'package)
+
+(setq user-emacs-directory (expand-file-name (make-temp-name ".emacs.d")
+                                             "~")
+      package-user-dir (expand-file-name (make-temp-name "tmp-elpa")
+                                         user-emacs-directory))
+
+(let* ((package-archives '(("melpa" . "https://melpa.org/packages/")
+                           ("gnu" . "http://elpa.gnu.org/packages/")))
+       (pkgs '(s)))
+  (package-initialize)
+  (package-refresh-contents)
+
+  (mapc (lambda (pkg)
+          (unless (package-installed-p pkg)
+            (package-install pkg)))
+        pkgs)
+
+  (add-hook 'kill-emacs-hook
+            `(lambda () (delete-directory ,user-emacs-directory t))))
+
+;;; bootstrap.el ends here