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;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2018 Julien Lepiller <julien@lepiller.eu>
;;;
;;; 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 <http://www.gnu.org/licenses/>.
(define-module (test-opam)
#:use-module (guix import opam)
#:use-module (guix base32)
#:use-module (gcrypt hash)
#:use-module (guix tests)
#:use-module ((guix build syscalls) #:select (mkdtemp!))
#:use-module ((guix build utils) #:select (delete-file-recursively mkdir-p which))
#:use-module ((guix utils) #:select (call-with-temporary-output-file))
#:use-module (srfi srfi-1)
#:use-module (srfi srfi-64)
#:use-module (web uri)
#:use-module (ice-9 match)
#:use-module (ice-9 peg))
(define test-opam-file
"opam-version: \"2.0\"
version: \"1.0.0\"
maintainer: \"Alice Doe\"
authors: [
\"Alice Doe\"
\"John Doe\"
]
homepage: \"https://example.org/\"
bug-reports: \"https://example.org/bugs\"
dev-repo: \"https://example.org/git\"
build: [
[\"ocaml\" \"pkg/pkg.ml\" \"build\" \"--pinned\" \"%{pinned}%\"]
]
build-test: [
[\"ocaml\" \"pkg/pkg.ml\" \"build\" \"--pinned\" \"%{pinned}%\" \"--tests\" \"true\"]
]
depends: [
\"alcotest\" {test & >= \"0.7.2\"}
\"ocamlbuild\" {build & >= \"0.9.2\"}
\"zarith\" {>= \"0.7\"}
]
synopsis: \"Some example package\"
description: \"\"\"
This package is just an example.\"\"\"
url {
src: \"https://example.org/foo-1.0.0.tar.gz\"
checksum: \"md5=74c6e897658e820006106f45f736381f\"
}")
(define test-source-hash
"")
(define test-repo
(mkdtemp! "/tmp/opam-repo.XXXXXX"))
(test-begin "opam")
(test-assert "opam->guix-package"
(mock ((guix import utils) url-fetch
(lambda (url file-name)
(match url
("https://example.org/foo-1.0.0.tar.gz"
(begin
(mkdir-p "foo-1.0.0")
(system* "tar" "czvf" file-name "foo-1.0.0/")
(delete-file-recursively "foo-1.0.0")
(set! test-source-hash
(call-with-input-file file-name port-sha256))))
(_ (error "Unexpected URL: " url)))))
(let ((my-package (string-append test-repo "/packages/foo/foo.1.0.0")))
(mkdir-p my-package)
(with-output-to-file (string-append my-package "/opam")
(lambda _
(format #t "~a" test-opam-file))))
(match (opam->guix-package "foo" #:repository test-repo)
(('package
('name "ocaml-foo")
('version "1.0.0")
('source ('origin
('method 'url-fetch)
('uri "https://example.org/foo-1.0.0.tar.gz")
('sha256
('base32
(? string? hash)))))
('build-system 'ocaml-build-system)
('propagated-inputs
('quasiquote
(("ocaml-zarith" ('unquote 'ocaml-zarith)))))
('native-inputs
('quasiquote
(("ocaml-alcotest" ('unquote 'ocaml-alcotest))
("ocamlbuild" ('unquote 'ocamlbuild)))))
('home-page "https://example.org/")
('synopsis "Some example package")
('description "This package is just an example.")
('license #f))
(string=? (bytevector->nix-base32-string
test-source-hash)
hash))
(x
(pk 'fail x #f)))))
;; Test the opam file parser
;; We fold over some test cases. Each case is a pair of the string to parse and the
;; expected result.
(define (test-opam-syntax name pattern test-cases)
(test-assert name
(fold (lambda (test acc)
(display test) (newline)
(match test
((str . expected)
(and acc
(let ((result (peg:tree (match-pattern pattern str))))
(if (equal? result expected)
#t
(pk 'fail (list str result expected) #f)))))))
#t test-cases)))
(test-opam-syntax
"parse-strings" string-pat
'(("" . #f)
("\"hello\"" . (string-pat "hello"))
("\"hello world\"" . (string-pat "hello world"))
("\"The dreaded \\\"é\\\"\"" . (string-pat "The dreaded \"é\""))
("\"Have some \\\\\\\\ :)\"" . (string-pat "Have some \\\\ :)"))
("\"今日は\"" . (string-pat "今日は"))))
(test-opam-syntax
"parse-multiline-strings" multiline-string
'(("" . #f)
("\"\"\"hello\"\"\"" . (multiline-string "hello"))
("\"\"\"hello \"world\"!\"\"\"" . (multiline-string "hello \"world\"!"))
("\"\"\"hello \"\"world\"\"!\"\"\"" . (multiline-string "hello \"\"world\"\"!"))))
(test-opam-syntax
"parse-lists" list-pat
'(("" . #f)
("[]" . list-pat)
("[make]" . (list-pat (var "make")))
("[\"make\"]" . (list-pat (string-pat "make")))
("[\n a\n b\n c]" . (list-pat (var "a") (var "b") (var "c")))
("[a b \"c\"]" . (list-pat (var "a") (var "b") (string-pat "c")))
;; complex lists
("[(a & b)]" . (list-pat (choice-pat (group-pat (var "a") (var "b")))))
("[(a | b & c)]" . (list-pat (choice-pat (var "a") (group-pat (var "b") (var "c")))))
("[a (b | c) d]" . (list-pat (var "a") (choice-pat (var "b") (var "c")) (var "d")))))
(test-opam-syntax
"parse-dicts" dict
'(("" . #f)
("{}" . dict)
("{a: \"b\"}" . (dict (record "a" (string-pat "b"))))
("{a: \"b\"\nc: \"d\"}" . (dict (record "a" (string-pat "b")) (record "c" (string-pat "d"))))))
(test-opam-syntax
"parse-conditions" condition
'(("" . #f)
("{}" . #f)
("{build}" . (condition-var "build"))
("{>= \"0.2.0\"}" . (condition-greater-or-equal
(condition-string "0.2.0")))
("{>= \"0.2.0\" & test}" . (condition-and
(condition-greater-or-equal
(condition-string "0.2.0"))
(condition-var "test")))
("{>= \"0.2.0\" | build}" . (condition-or
(condition-greater-or-equal
(condition-string "0.2.0"))
(condition-var "build")))
("{ = \"1.0+beta19\" }" . (condition-eq
(condition-string "1.0+beta19")))))
(test-opam-syntax
"parse-comment" list-pat
'(("" . #f)
("[#comment\n]" . list-pat)))
(test-end "opam")
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