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;;; Guix --- Nix package management from Guile. -*- coding: utf-8 -*-
;;; Copyright (C) 2012 Ludovic Courtès <ludo@gnu.org>
;;;
;;; This file is part of Guix.
;;;
;;; 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.
;;;
;;; 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 Guix. If not, see <http://www.gnu.org/licenses/>.
(define-module (test-utils)
#:use-module (guix utils)
#:use-module (srfi srfi-1)
#:use-module (srfi srfi-11)
#:use-module (srfi srfi-26)
#:use-module (srfi srfi-64)
#:use-module (rnrs bytevectors)
#:use-module (rnrs io ports)
#:use-module (ice-9 rdelim)
#:use-module (ice-9 popen)
#:use-module (ice-9 match))
(define %nix-hash
(or (getenv "NIX_HASH")
"nix-hash"))
(test-begin "utils")
(test-assert "bytevector->base32-string"
(fold (lambda (bv expected result)
(and result
(string=? (bytevector->base32-string bv)
expected)))
#t
;; Examples from RFC 4648.
(map string->utf8 '("" "f" "fo" "foo" "foob" "fooba" "foobar"))
'(""
"my"
"mzxq"
"mzxw6"
"mzxw6yq"
"mzxw6ytb"
"mzxw6ytboi")))
(test-assert "base32-string->bytevector"
(every (lambda (bv)
(equal? (base32-string->bytevector
(bytevector->base32-string bv))
bv))
;; Examples from RFC 4648.
(map string->utf8 '("" "f" "fo" "foo" "foob" "fooba" "foobar"))))
(test-assert "nix-base32-string->bytevector"
(every (lambda (bv)
(equal? (nix-base32-string->bytevector
(bytevector->nix-base32-string bv))
bv))
;; Examples from RFC 4648.
(map string->utf8 '("" "f" "fo" "foo" "foob" "fooba" "foobar"))))
(test-assert "bytevector->base16-string->bytevector"
(every (lambda (bv)
(equal? (base16-string->bytevector
(bytevector->base16-string bv))
bv))
(map string->utf8 '("" "f" "fo" "foo" "foob" "fooba" "foobar"))))
;; The following tests requires `nix-hash' in $PATH.
(test-skip (if (false-if-exception (system* %nix-hash "--version"))
0
1))
(test-assert "sha256 & bytevector->nix-base32-string"
(let ((file (search-path %load-path "tests/test.drv")))
(equal? (bytevector->nix-base32-string
(sha256 (call-with-input-file file get-bytevector-all)))
(let* ((c (format #f "~a --type sha256 --base32 --flat \"~a\""
%nix-hash file))
(p (open-input-pipe c))
(l (read-line p)))
(close-pipe p)
l))))
(test-assert "gnu-triplet->nix-system"
(let ((samples '(("i586-gnu0.3" "i686-gnu")
("x86_64-unknown-linux-gnu" "x86_64-linux")
("i386-pc-linux-gnu" "i686-linux")
("x86_64-unknown-freebsd8.2" "x86_64-freebsd")
("x86_64-apple-darwin10.8.0" "x86_64-darwin")
("i686-pc-cygwin" "i686-cygwin"))))
(let-values (((gnu nix) (unzip2 samples)))
(every (lambda (gnu nix)
(equal? nix (gnu-triplet->nix-system gnu)))
gnu nix))))
(test-assert "define-record-type*"
(begin
(define-record-type* <foo> foo make-foo
foo?
(bar foo-bar)
(baz foo-baz (default (+ 40 2))))
(and (match (foo (bar 1) (baz 2))
(($ <foo> 1 2) #t))
(match (foo (baz 2) (bar 1))
(($ <foo> 1 2) #t))
(match (foo (bar 1))
(($ <foo> 1 42) #t)))))
(test-assert "define-record-type* with letrec* behavior"
;; Make sure field initializers can refer to each other as if they were in
;; a `letrec*'.
(begin
(define-record-type* <bar> bar make-bar
foo?
(x bar-x)
(y bar-y (default (+ 40 2)))
(z bar-z))
(and (match (bar (x 1) (y (+ x 1)) (z (* y 2)))
(($ <bar> 1 2 4) #t))
(match (bar (x 7) (z (* x 3)))
(($ <bar> 7 42 21)))
(match (bar (z 21) (x (/ z 3)))
(($ <bar> 7 42 21))))))
(test-assert "define-record-type* & inherit"
(begin
(define-record-type* <foo> foo make-foo
foo?
(bar foo-bar)
(baz foo-baz (default (+ 40 2))))
(let* ((a (foo (bar 1)))
(b (foo (inherit a) (baz 2)))
(c (foo (inherit b) (bar -2)))
(d (foo (inherit c)))
(e (foo (inherit (foo (bar 42))) (baz 77))))
(and (match a (($ <foo> 1 42) #t))
(match b (($ <foo> 1 2) #t))
(match c (($ <foo> -2 2) #t))
(equal? c d)
(match e (($ <foo> 42 77) #t))))))
(test-assert "define-record-type* & inherit & letrec* behavior"
(begin
(define-record-type* <foo> foo make-foo
foo?
(bar foo-bar)
(baz foo-baz (default (+ 40 2))))
(let* ((a (foo (bar 77)))
(b (foo (inherit a) (bar 1) (baz (+ bar 1))))
(c (foo (inherit b) (baz 2) (bar (- baz 1)))))
(and (match a (($ <foo> 77 42) #t))
(match b (($ <foo> 1 2) #t))
(equal? b c)))))
(test-end)
(exit (= (test-runner-fail-count (test-runner-current)) 0))
;;; Local Variables:
;;; eval: (put 'test-assert 'scheme-indent-function 1)
;;; End:
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