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;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2013 Ludovic Courtès <ludo@gnu.org>
;;;
;;; This file is part of GNU Guix.
;;;
;;; GNU Guix 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 Guix 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 Guix. If not, see <http://www.gnu.org/licenses/>.
(define-module (test-hash)
#:use-module (guix hash)
#:use-module (guix utils)
#:use-module (srfi srfi-1)
#:use-module (srfi srfi-11)
#:use-module (srfi srfi-64)
#:use-module (rnrs bytevectors)
#:use-module (rnrs io ports))
;; Test the (guix hash) module.
(define %empty-sha256
;; SHA256 hash of the empty string.
(base16-string->bytevector
"e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"))
(define %hello-sha256
;; SHA256 hash of "hello world"
(base16-string->bytevector
"b94d27b9934d3e08a52e52d7da7dabfac484efe37a5380ee9088f7ace2efcde9"))
(test-begin "hash")
(test-equal "sha256, empty"
%empty-sha256
(sha256 #vu8()))
(test-equal "sha256, hello"
%hello-sha256
(sha256 (string->utf8 "hello world")))
(test-equal "open-sha256-port, empty"
%empty-sha256
(let-values (((port get)
(open-sha256-port)))
(close-port port)
(get)))
(test-equal "open-sha256-port, hello"
%hello-sha256
(let-values (((port get)
(open-sha256-port)))
(put-bytevector port (string->utf8 "hello world"))
(get)))
(test-assert "port-sha256"
(let* ((file (search-path %load-path "ice-9/psyntax.scm"))
(size (stat:size (stat file)))
(contents (call-with-input-file file get-bytevector-all)))
(equal? (sha256 contents)
(call-with-input-file file port-sha256))))
(test-end)
(exit (= (test-runner-fail-count (test-runner-current)) 0))
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