;;; GNU Guix --- Functional package management for GNU ;;; Copyright © 2015, 2017 Ludovic Courtès ;;; ;;; This file is part of GNU Guix. ;;; ;;; GNU 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. ;;; ;;; GNU 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 GNU Guix. If not, see . (define-module (test-challenge) #:use-module (guix tests) #:use-module (guix hash) #:use-module (guix store) #:use-module (guix monads) #:use-module (guix derivations) #:use-module (g
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xt))) (mlet* %store-monad ((drv (gexp->derivation "something" #~(call-with-output-file #$output (lambda (port) (display #$text port))))) (out -> (derivation->output-path drv))) (mbegin %store-monad (built-derivations (list drv)) (mlet %store-monad ((hash (query-path-hash* out))) (with-derivation-narinfo* drv (sha256 => hash) (>>= (compare-contents (list out) (%test-substitute-urls)) (match-lambda ((report) (return (and (string=? out (comparison-report-item report)) (bytevector=? (comparison-report-local-sha256 report) hash) (comparison-report-match? report)))))))))))) (test-assertm "one discrepancy" (let ((text (random-text))) (mlet* %store-monad ((drv (gexp->derivation "something" #~(call-with-output-file #$output (lambda (port) (display #$text port))))) (out -> (derivation->output-path drv))) (mbegin %store-monad (built-derivations (list drv)) (mlet* %store-monad ((hash (query-path-hash* out)) (wrong-hash -> (let* ((w (bytevector-copy hash)) (b (bytevector-u8-ref w 0))) (bytevector-u8-set! w 0 (modulo (+ b 1) 128)) w))) (with-derivation-narinfo* drv (sha256 => wrong-hash) (>>= (compare-contents (list out) (%test-substitute-urls)) (match-lambda ((report) (return (and (string=? out (comparison-report-item (pk report))) (eq? 'mismatch (comparison-report-result report)) (bytevector=? hash (comparison-report-local-sha256 report)) (match (comparison-report-narinfos report) ((bad) (bytevector=? wrong-hash (narinfo-hash->sha256 (narinfo-hash bad)))))))))))))))) (test-assertm "inconclusive: no substitutes" (mlet* %store-monad ((drv (gexp->derivation "foo" #~(mkdir #$output))) (out -> (derivation->output-path drv)) (_ (built-derivations (list drv))) (hash (query-path-hash* out))) (>>= (compare-contents (list out) (%test-substitute-urls)) (match-lambda ((report) (return (and (string=? out (comparison-report-item report)) (comparison-report-inconclusive? report) (null? (comparison-report-narinfos report)) (bytevector=? (comparison-report-local-sha256 report) hash)))))))) (test-assertm "inconclusive: no local build" (let ((text (random-text))) (mlet* %store-monad ((drv (gexp->derivation "something" #~(list #$output #$text))) (out -> (derivation->output-path drv)) (hash -> (sha256 #vu8()))) (with-derivation-narinfo* drv (sha256 => hash) (>>= (compare-contents (list out) (%test-substitute-urls)) (match-lambda ((report) (return (and (string=? out (comparison-report-item report)) (comparison-report-inconclusive? report) (not (comparison-report-local-sha256 report)) (match (comparison-report-narinfos report) ((narinfo) (bytevector=? (narinfo-hash->sha256 (narinfo-hash narinfo)) hash)))))))))))) (test-end) ;;; Local Variables: ;;; eval: (put 'with-derivation-narinfo* 'scheme-indent-function 2) ;;; End: