tests/base32.scm

   1 ;;; GNU Guix --- Functional package management for GNU
   2 ;;; Copyright © 2012 Ludovic Courtès <ludo@gnu.org>
   3 ;;;
   4 ;;; This file is part of GNU Guix.
   5 ;;;
   6 ;;; GNU Guix is free software; you can redistribute it and/or modify it
   7 ;;; under the terms of the GNU General Public License as published by
   8 ;;; the Free Software Foundation; either version 3 of the License, or (at
   9 ;;; your option) any later version.
  10 ;;;
  11 ;;; GNU Guix is distributed in the hope that it will be useful, but
  12 ;;; WITHOUT ANY WARRANTY; without even the implied warranty of
  13 ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 ;;; GNU General Public License for more details.
  15 ;;;
  16 ;;; You should have received a copy of the GNU General Public License
  17 ;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.
  18
  19 (define-module (test-base32)
  20   #:use-module (guix base32)
  21   #:use-module (guix utils)
  22   #:use-module (srfi srfi-1)
  23   #:use-module (srfi srfi-64)
  24   #:use-module (ice-9 rdelim)
  25   #:use-module (ice-9 popen)
  26   #:use-module (ice-9 match)
  27   #:use-module (rnrs bytevectors)
  28   #:use-module (rnrs io ports))
  29
  30 ;; Test the (guix base32) module.
  31
  32 (define %nix-hash
  33   (or (and=> (getenv "NIX_HASH")
  34              (match-lambda
  35               ("" #f)
  36               (val val)))
  37       "nix-hash"))
  38
  39 (define %have-nix-hash?
  40   ;; Note: Use `system', not `system*', because of <http://bugs.gnu.org/13166>.
  41   (false-if-exception
  42    (zero? (system (string-append %nix-hash " --version")))))
  43
  44 (test-begin "base32")
  45
  46 (test-assert "bytevector->base32-string"
  47   (fold (lambda (bv expected result)
  48           (and result
  49                (string=? (bytevector->base32-string bv)
  50                          expected)))
  51         #t
  52
  53         ;; Examples from RFC 4648.
  54         (map string->utf8 '("" "f" "fo" "foo" "foob" "fooba" "foobar"))
  55         '(""
  56           "my"
  57           "mzxq"
  58           "mzxw6"
  59           "mzxw6yq"
  60           "mzxw6ytb"
  61           "mzxw6ytboi")))
  62
  63 (test-assert "base32-string->bytevector"
  64   (every (lambda (bv)
  65            (equal? (base32-string->bytevector
  66                     (bytevector->base32-string bv))
  67                    bv))
  68          ;; Examples from RFC 4648.
  69          (map string->utf8 '("" "f" "fo" "foo" "foob" "fooba" "foobar"))))
  70
  71 (test-assert "nix-base32-string->bytevector"
  72   (every (lambda (bv)
  73            (equal? (nix-base32-string->bytevector
  74                     (bytevector->nix-base32-string bv))
  75                    bv))
  76          ;; Examples from RFC 4648.
  77          (map string->utf8 '("" "f" "fo" "foo" "foob" "fooba" "foobar"))))
  78
  79 ;; The following test requires `nix-hash' in $PATH.
  80 (unless %have-nix-hash?
  81   (test-skip 1))
  82
  83 (test-assert "sha256 & bytevector->nix-base32-string"
  84   (let ((file (search-path %load-path "tests/test.drv")))
  85     (equal? (bytevector->nix-base32-string
  86              (sha256 (call-with-input-file file get-bytevector-all)))
  87             (let* ((c (format #f "~a --type sha256 --base32 --flat \"~a\""
  88                               %nix-hash file))
  89                    (p (open-input-pipe c))
  90                    (l (read-line p)))
  91               (close-pipe p)
  92               l))))
  93
  94 (test-end)
  95
  96 \f
  97 (exit (= (test-runner-fail-count (test-runner-current)) 0))
  98
  99 ;;; Local Variables:
 100 ;;; eval: (put 'test-assert 'scheme-indent-function 1)
 101 ;;; End: