;; This file is part of eris-cl.
;; Copyright (C) 2022 Piotr Szarmański

;; eris-cl is free software: you can redistribute it and/or modify it under the
;; terms of the GNU Lesser General Public License as published by the Free
;; Software Foundation, either version 3 of the License, or (at your option) any
;; later version.

;; eris-cl 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 Lesser General Public LIcense for more details.

;; You should have received a copy of the GNU Lesser General Public LIcense along with
;; eris-cl. If not, see <https://www.gnu.org/licenses/>.

(in-package :eris/test)

(defun make-octets (len &key (element 0))
  (make-array len :element-type '(unsigned-byte 8) :initial-element element))

(defmacro make-octet-array-with-loop (loop)
  `(let ((seq ,loop))
     (make-array (length seq) :element-type '(unsigned-byte 8) :initial-contents seq) ))

(defun make-temporary-dir ()
  (let* ((tmpdir (uiop:temporary-directory))
         (tmp-tmpdir (make-pathname :directory (serapeum:append1
                                     (pathname-directory tmpdir)
                                     (ironclad:byte-array-to-hex-string (ironclad:random-data 10)))
                         :defaults tmpdir)))
    (ensure-directories-exist tmp-tmpdir)
    tmp-tmpdir))

(defmacro with-temporary-dir (sym &body expr)
  `(let ((,sym (make-temporary-dir)))
     (unwind-protect
          (progn ,@expr)
       (uiop:delete-directory-tree ,sym :validate t))))