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8fd5bd2b69
* guix/utils.scm (define-record-type*)[make-syntactic-constructor]: Bind
all the ((FIELD VALUE) ...) in a `letrec*'. Adjust `field-value'
accordingly.
* tests/utils.scm ("define-record-type* with letrec* behavior"): New
test.
138 lines
4.6 KiB
Scheme
138 lines
4.6 KiB
Scheme
;;; Guix --- Nix package management from Guile. -*- coding: utf-8 -*-
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;;; Copyright (C) 2012 Ludovic Courtès <ludo@gnu.org>
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;;;
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;;; This file is part of Guix.
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;;;
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;;; 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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;;; 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 Guix. If not, see <http://www.gnu.org/licenses/>.
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(define-module (test-utils)
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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-11)
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#:use-module (srfi srfi-26)
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#:use-module (srfi srfi-64)
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#:use-module (rnrs bytevectors)
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#:use-module (rnrs io ports)
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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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(test-begin "utils")
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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-assert "bytevector->base16-string->bytevector"
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(every (lambda (bv)
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(equal? (base16-string->bytevector
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(bytevector->base16-string bv))
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bv))
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(map string->utf8 '("" "f" "fo" "foo" "foob" "fooba" "foobar"))))
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;; The following tests requires `nix-hash' in $PATH.
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(test-skip (if (false-if-exception (system* "nix-hash" "--version"))
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0
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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 "nix-hash --type sha256 --base32 --flat \"~a\""
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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-assert "gnu-triplet->nix-system"
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(let ((samples '(("i586-gnu0.3" "i686-gnu")
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("x86_64-unknown-linux-gnu" "x86_64-linux")
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("i386-pc-linux-gnu" "i686-linux")
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("x86_64-unknown-freebsd8.2" "x86_64-freebsd")
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("x86_64-apple-darwin10.8.0" "x86_64-darwin")
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("i686-pc-cygwin" "i686-cygwin"))))
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(let-values (((gnu nix) (unzip2 samples)))
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(every (lambda (gnu nix)
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(equal? nix (gnu-triplet->nix-system gnu)))
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gnu nix))))
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(test-assert "define-record-type*"
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(begin
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(define-record-type* <foo> foo make-foo
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foo?
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(bar foo-bar)
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(baz foo-baz (default (+ 40 2))))
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(and (match (foo (bar 1) (baz 2))
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(($ <foo> 1 2) #t))
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(match (foo (baz 2) (bar 1))
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(($ <foo> 1 2) #t))
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(match (foo (bar 1))
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(($ <foo> 1 42) #t)))))
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(test-assert "define-record-type* with letrec* behavior"
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;; Make sure field initializers can refer to each other as if they were in
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;; a `letrec*'.
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(begin
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(define-record-type* <bar> bar make-bar
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foo?
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(x bar-x)
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(y bar-y (default (+ 40 2)))
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(z bar-z))
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(and (match (bar (x 1) (y (+ x 1)) (z (* y 2)))
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(($ <bar> 1 2 4) #t))
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(match (bar (x 7) (z (* x 3)))
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(($ <bar> 7 42 21)))
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(match (bar (z 21) (x (/ z 3)))
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(($ <bar> 7 42 21))))))
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(test-end)
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(exit (= (test-runner-fail-count (test-runner-current)) 0))
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;;; Local Variables:
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;;; eval: (put 'test-assert 'scheme-indent-function 1)
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;;; End:
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