1 ;;; GNU Guix --- Functional package management for GNU
2 ;;; Copyright © 2013, 2014 Ludovic Courtès <ludo@gnu.org>
4 ;;; This file is part of GNU Guix.
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.
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.
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/>.
19 (define-module (test-hash)
20 #:use-module (guix hash)
21 #:use-module (guix utils)
22 #:use-module (srfi srfi-1)
23 #:use-module (srfi srfi-11)
24 #:use-module (srfi srfi-64)
25 #:use-module (rnrs bytevectors)
26 #:use-module (rnrs io ports))
28 ;; Test the (guix hash) module.
31 ;; SHA256 hash of the empty string.
32 (base16-string->bytevector
33 "e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855"))
36 ;; SHA256 hash of "hello world"
37 (base16-string->bytevector
38 "b94d27b9934d3e08a52e52d7da7dabfac484efe37a5380ee9088f7ace2efcde9"))
40 (define (supports-unbuffered-cbip?)
41 "Return #t if unbuffered custom binary input ports (CBIPs) are supported.
42 In Guile <= 2.0.9, CBIPs were always fully buffered, so the
43 'open-sha256-input-port' does not work there."
45 (setvbuf (make-custom-binary-input-port "foo" pk #f #f #f) _IONBF)))
50 (test-equal "sha256, empty"
54 (test-equal "sha256, hello"
56 (sha256 (string->utf8 "hello world")))
58 (test-equal "open-sha256-port, empty"
60 (let-values (((port get)
65 (test-equal "open-sha256-port, hello"
67 (let-values (((port get)
69 (put-bytevector port (string->utf8 "hello world"))
72 (test-assert "port-sha256"
73 (let* ((file (search-path %load-path "ice-9/psyntax.scm"))
74 (size (stat:size (stat file)))
75 (contents (call-with-input-file file get-bytevector-all)))
76 (equal? (sha256 contents)
77 (call-with-input-file file port-sha256))))
79 (test-skip (if (supports-unbuffered-cbip?) 0 4))
81 (test-equal "open-sha256-input-port, empty"
83 (let-values (((port get)
84 (open-sha256-input-port (open-string-input-port ""))))
85 (let ((str (get-string-all port)))
88 (test-equal "open-sha256-input-port, hello"
89 `("hello world" ,%hello-sha256)
90 (let-values (((port get)
91 (open-sha256-input-port
92 (open-bytevector-input-port
93 (string->utf8 "hello world")))))
94 (let ((str (get-string-all port)))
97 (test-equal "open-sha256-input-port, hello, one two"
98 (list (string->utf8 "hel") (string->utf8 "lo")
99 (base16-string->bytevector ; echo -n hello | sha256sum
100 "2cf24dba5fb0a30e26e83b2ac5b9e29e1b161e5c1fa7425e73043362938b9824")
102 (let-values (((port get)
103 (open-sha256-input-port
104 (open-bytevector-input-port (string->utf8 "hello world")))))
105 (let* ((one (get-bytevector-n port 3))
106 (two (get-bytevector-n port 2))
108 (three (get-string-all port)))
109 (list one two hash three))))
111 (test-equal "open-sha256-input-port, hello, read from wrapped port"
112 (list (string->utf8 "hello")
113 (base16-string->bytevector ; echo -n hello | sha256sum
114 "2cf24dba5fb0a30e26e83b2ac5b9e29e1b161e5c1fa7425e73043362938b9824")
116 (let*-values (((wrapped)
117 (open-bytevector-input-port (string->utf8 "hello world")))
119 (open-sha256-input-port wrapped)))
120 (let* ((hello (get-bytevector-n port 5))
123 ;; Now read from WRAPPED to make sure its current position is
125 (world (get-string-all wrapped)))
126 (list hello hash world))))
131 (exit (= (test-runner-fail-count (test-runner-current)) 0))