;; 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 General Public License for more details.

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

;; This contains some macro definitions for autogenerated-tests.lisp

(in-package :eris/test)

(defvar *alist* nil)

(defun alist-decode (ref)
  (copy-seq (base32-to-bytes-unpadded (getf *alist* (intern (bytes-to-base32-unpadded ref) :keyword)))))

(defun test-output (block ref)
  (assert (equalp block
                  (base32-to-bytes-unpadded (getf *alist* (intern (bytes-to-base32-unpadded ref) :keyword)))))
  block)

(defmacro positive-test (urn content block-alist secret block-size)
  `(let ((*alist* ,block-alist)
         (content (base32-to-bytes-unpadded ,content))
         (secret (base32-to-bytes-unpadded ,secret)))
     (is (equalp (read-capability-to-urn (eris-encode content ,block-size #'test-output :secret secret))
                 ,urn))
     (is (equalp (read-capability-to-urn (ironclad:with-octet-input-stream (stream content)
                                           (eris-encode stream ,block-size #'test-output :secret secret)))
                 ,urn))
     (is (equalp (alexandria:read-stream-content-into-byte-vector (eris-decode (urn-to-read-capability ,urn) #'alist-decode))
                 content))))

(defmacro negative-test (urn block-alist)
  `(let ((*alist* ,block-alist))
     (signals error
       (alexandria:read-stream-content-into-byte-vector
        (eris-decode (urn-to-read-capability ,urn) #'alist-decode)))))