tests/opam.scm

   1 ;;; GNU Guix --- Functional package management for GNU
   2 ;;; Copyright © 2018 Julien Lepiller <julien@lepiller.eu>
   3 ;;; Copyright © 2021 Xinglu Chen <public@yoctocell.xyz>
   4 ;;; Copyright © 2021 Sarah Morgensen <iskarian@mgsn.dev>
   5 ;;;
   6 ;;; This file is part of GNU Guix.
   7 ;;;
   8 ;;; GNU Guix is free software; you can redistribute it and/or modify it
   9 ;;; under the terms of the GNU General Public License as published by
  10 ;;; the Free Software Foundation; either version 3 of the License, or (at
  11 ;;; your option) any later version.
  12 ;;;
  13 ;;; GNU Guix is distributed in the hope that it will be useful, but
  14 ;;; WITHOUT ANY WARRANTY; without even the implied warranty of
  15 ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 ;;; GNU General Public License for more details.
  17 ;;;
  18 ;;; You should have received a copy of the GNU General Public License
  19 ;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.
  20
  21 (define-module (test-opam)
  22   #:use-module (guix import opam)
  23   #:use-module (guix base32)
  24   #:use-module (gcrypt hash)
  25   #:use-module (guix tests)
  26   #:use-module ((guix build syscalls) #:select (mkdtemp!))
  27   #:use-module ((guix build utils) #:select (delete-file-recursively mkdir-p which))
  28   #:use-module ((guix utils) #:select (call-with-temporary-output-file))
  29   #:use-module (srfi srfi-1)
  30   #:use-module (srfi srfi-64)
  31   #:use-module (web uri)
  32   #:use-module (ice-9 match)
  33   #:use-module (ice-9 peg))
  34
  35 (define test-opam-file
  36 "opam-version: \"2.0\"
  37   version: \"1.0.0\"
  38 maintainer: \"Alice Doe\"
  39 authors: [
  40   \"Alice Doe\"
  41   \"John Doe\"
  42 ]
  43 homepage: \"https://example.org/\"
  44 bug-reports: \"https://example.org/bugs\"
  45 dev-repo: \"https://example.org/git\"
  46 build: [
  47   [\"ocaml\" \"pkg/pkg.ml\" \"build\" \"--pinned\" \"%{pinned}%\"]
  48 ]
  49 build-test: [
  50   [\"ocaml\" \"pkg/pkg.ml\" \"build\" \"--pinned\" \"%{pinned}%\" \"--tests\" \"true\"]
  51 ]
  52 depends: [
  53   \"alcotest\" {test & >= \"0.7.2\"}
  54   \"ocamlbuild\" {build & >= \"0.9.2\"}
  55   \"zarith\" {>= \"0.7\"}
  56 ]
  57 synopsis: \"Some example package\"
  58 description: \"\"\"
  59 This package is just an example.\"\"\"
  60 license: \"BSD-3-Clause\"
  61 url {
  62   src: \"https://example.org/foo-1.0.0.tar.gz\"
  63   checksum: \"md5=74c6e897658e820006106f45f736381f\"
  64 }")
  65
  66 (define test-source-hash
  67   "")
  68
  69 (define test-repo
  70   (mkdtemp! "/tmp/opam-repo.XXXXXX"))
  71
  72 (test-begin "opam")
  73
  74 (test-assert "opam->guix-package"
  75   (mock ((guix import opam) get-opam-repository
  76          (const test-repo))
  77         (mock ((guix import utils) url-fetch
  78                (lambda (url file-name)
  79                  (match url
  80                    ("https://example.org/foo-1.0.0.tar.gz"
  81                     (begin
  82                       (mkdir-p "foo-1.0.0")
  83                       (system* "tar" "czvf" file-name "foo-1.0.0/")
  84                       (delete-file-recursively "foo-1.0.0")
  85                       (set! test-source-hash
  86                             (call-with-input-file file-name port-sha256))))
  87                    (_ (error "Unexpected URL: " url)))))
  88               (let ((my-package (string-append test-repo
  89                                                "/packages/foo/foo.1.0.0")))
  90                 (mkdir-p my-package)
  91                 (with-output-to-file (string-append my-package "/opam")
  92                   (lambda _
  93                     (format #t "~a" test-opam-file))))
  94               (match (opam->guix-package "foo" #:repo (list test-repo))
  95                 (('package
  96                    ('name "ocaml-foo")
  97                    ('version "1.0.0")
  98                    ('source ('origin
  99                               ('method 'url-fetch)
 100                               ('uri "https://example.org/foo-1.0.0.tar.gz")
 101                               ('sha256
 102                                ('base32
 103                                 (? string? hash)))))
 104                    ('build-system 'ocaml-build-system)
 105                    ('propagated-inputs ('list 'ocaml-zarith))
 106                    ('native-inputs
 107                     ('list 'ocaml-alcotest 'ocamlbuild))
 108                    ('home-page "https://example.org/")
 109                    ('synopsis "Some example package")
 110                    ('description "This package is just an example.")
 111                    ('license 'license:bsd-3))
 112                  (string=? (bytevector->nix-base32-string
 113                             test-source-hash)
 114                            hash))
 115                 (x
 116                  (pk 'fail x #f))))))
 117
 118 ;; Test the opam file parser
 119 ;; We fold over some test cases. Each case is a pair of the string to parse and the
 120 ;; expected result.
 121 (define (test-opam-syntax name pattern test-cases)
 122   (test-assert name
 123     (fold (lambda (test acc)
 124             (display test) (newline)
 125             (match test
 126               ((str . expected)
 127                (and acc
 128                     (let ((result (peg:tree (match-pattern pattern str))))
 129                       (if (equal? result expected)
 130                           #t
 131                           (pk 'fail (list str result expected) #f)))))))
 132           #t test-cases)))
 133
 134 (test-opam-syntax
 135   "parse-strings" string-pat
 136   '(("" . #f)
 137     ("\"hello\"" . (string-pat "hello"))
 138     ("\"hello world\"" . (string-pat "hello world"))
 139     ("\"The dreaded \\\"é\\\"\"" . (string-pat "The dreaded \"é\""))
 140     ("\"Have some \\\\\\\\ :)\"" . (string-pat "Have some \\\\ :)"))
 141     ("\"今日は\"" . (string-pat "今日は"))))
 142
 143 (test-opam-syntax
 144   "parse-multiline-strings" multiline-string
 145   '(("" . #f)
 146     ("\"\"\"hello\"\"\"" . (multiline-string "hello"))
 147     ("\"\"\"hello \"world\"!\"\"\"" . (multiline-string "hello \"world\"!"))
 148     ("\"\"\"hello \"\"world\"\"!\"\"\"" . (multiline-string "hello \"\"world\"\"!"))))
 149
 150 (test-opam-syntax
 151   "parse-lists" list-pat
 152   '(("" . #f)
 153     ("[]" . list-pat)
 154     ("[make]" . (list-pat (var "make")))
 155     ("[\"make\"]" . (list-pat (string-pat "make")))
 156     ("[\n  a\n  b\n  c]" . (list-pat (var "a") (var "b") (var "c")))
 157     ("[a   b     \"c\"]" . (list-pat (var "a") (var "b") (string-pat "c")))
 158     ;; complex lists
 159     ("[(a & b)]" . (list-pat (choice-pat (group-pat (var "a") (var "b")))))
 160     ("[(a | b & c)]" . (list-pat (choice-pat (var "a") (group-pat (var "b") (var "c")))))
 161     ("[a (b | c) d]" . (list-pat (var "a") (choice-pat (var "b") (var "c")) (var "d")))))
 162
 163 (test-opam-syntax
 164   "parse-dicts" dict
 165   '(("" . #f)
 166     ("{}" . dict)
 167     ("{a: \"b\"}" . (dict (record "a" (string-pat "b"))))
 168     ("{a: \"b\"\nc: \"d\"}" . (dict (record "a" (string-pat "b")) (record "c" (string-pat "d"))))))
 169
 170 (test-opam-syntax
 171   "parse-conditions" condition
 172   '(("" . #f)
 173     ("{}" . #f)
 174     ("{build}" . (condition-var "build"))
 175     ("{>= \"0.2.0\"}" . (condition-greater-or-equal
 176                           (condition-string "0.2.0")))
 177     ("{>= \"0.2.0\" & test}" . (condition-and
 178                                  (condition-greater-or-equal
 179                                    (condition-string "0.2.0"))
 180                                  (condition-var "test")))
 181     ("{>= \"0.2.0\" | build}" . (condition-or
 182                                  (condition-greater-or-equal
 183                                    (condition-string "0.2.0"))
 184                                  (condition-var "build")))
 185     ("{ = \"1.0+beta19\" }" . (condition-eq
 186                                 (condition-string "1.0+beta19")))))
 187
 188 (test-opam-syntax
 189   "parse-comment" list-pat
 190   '(("" . #f)
 191     ("[#comment\n]" . list-pat)))
 192
 193 (test-end "opam")