1a706ff5cf
Suggested by Christopher Allan Webber <cwebber@dustycloud.org>.
* guix/base32.scm (&invalid-base32-character): New error condition.
(make-base32-string->bytevector): Use it instead of 'error'.
* tests/base32.scm ("&invalid-base32-character"): New test.
107 lines
3.4 KiB
Scheme
107 lines
3.4 KiB
Scheme
;;; GNU Guix --- Functional package management for GNU
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;;; Copyright © 2012, 2013, 2015 Ludovic Courtès <ludo@gnu.org>
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;;;
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;;; This file is part of GNU Guix.
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;;;
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;;; GNU Guix is free software; you can redistribute it and/or modify it
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;;; under the terms of the GNU General Public License as published by
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;;; the Free Software Foundation; either version 3 of the License, or (at
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;;; your option) any later version.
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;;;
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;;; GNU Guix is distributed in the hope that it will be useful, but
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;;; WITHOUT ANY WARRANTY; without even the implied warranty of
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;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;;; GNU General Public License for more details.
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;;;
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;;; You should have received a copy of the GNU General Public License
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;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
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(define-module (test-base32)
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#:use-module (guix hash)
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#:use-module (guix base32)
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#:use-module (guix utils)
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#:use-module (srfi srfi-1)
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#:use-module (srfi srfi-34)
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#:use-module (srfi srfi-64)
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#:use-module (ice-9 rdelim)
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#:use-module (ice-9 popen)
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#:use-module (ice-9 match)
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#:use-module (rnrs bytevectors)
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#:use-module (rnrs io ports))
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;; Test the (guix base32) module.
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(define %nix-hash
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(or (and=> (getenv "NIX_HASH")
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(match-lambda
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("" #f)
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(val val)))
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"nix-hash"))
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(define %have-nix-hash?
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;; Note: Use `system', not `system*', because of <http://bugs.gnu.org/13166>.
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(false-if-exception
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(zero? (system (string-append %nix-hash " --version")))))
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(test-begin "base32")
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(test-assert "bytevector->base32-string"
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(fold (lambda (bv expected result)
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(and result
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(string=? (bytevector->base32-string bv)
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expected)))
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#t
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;; Examples from RFC 4648.
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(map string->utf8 '("" "f" "fo" "foo" "foob" "fooba" "foobar"))
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'(""
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"my"
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"mzxq"
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"mzxw6"
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"mzxw6yq"
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"mzxw6ytb"
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"mzxw6ytboi")))
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(test-assert "base32-string->bytevector"
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(every (lambda (bv)
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(equal? (base32-string->bytevector
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(bytevector->base32-string bv))
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bv))
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;; Examples from RFC 4648.
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(map string->utf8 '("" "f" "fo" "foo" "foob" "fooba" "foobar"))))
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(test-assert "nix-base32-string->bytevector"
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(every (lambda (bv)
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(equal? (nix-base32-string->bytevector
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(bytevector->nix-base32-string bv))
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bv))
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;; Examples from RFC 4648.
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(map string->utf8 '("" "f" "fo" "foo" "foob" "fooba" "foobar"))))
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(test-equal "&invalid-base32-character"
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#\e
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(guard (c ((invalid-base32-character? c)
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(invalid-base32-character-value c)))
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(nix-base32-string->bytevector
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(string-append (make-string 51 #\a) "e"))))
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;; The following test requires `nix-hash' in $PATH.
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(unless %have-nix-hash?
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(test-skip 1))
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(test-assert "sha256 & bytevector->nix-base32-string"
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(let ((file (search-path %load-path "tests/test.drv")))
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(equal? (bytevector->nix-base32-string
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(sha256 (call-with-input-file file get-bytevector-all)))
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(let* ((c (format #f "~a --type sha256 --base32 --flat \"~a\""
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%nix-hash file))
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(p (open-input-pipe c))
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(l (read-line p)))
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(close-pipe p)
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l))))
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(test-end)
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(exit (= (test-runner-fail-count (test-runner-current)) 0))
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