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* guix/import/elm.scm, guix/scripts/import/elm.scm: New files.
* Makefile.am (MODULES): Add them.
* guix/scripts/import.scm (importers): Add "elm".
* doc/guix.texi (Invoking guix import): Document Elm importer.
* doc/contributing.texi (Elm Packages): Mention it.
* tests/elm.scm ("(guix import elm)"): New test group.
Signed-off-by: Ludovic Courtès <ludo@gnu.org>
268 lines
10 KiB
Scheme
268 lines
10 KiB
Scheme
;;; GNU Guix --- Functional package management for GNU
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;;; Copyright © 2022 Philip McGrath <philip@philipmcgrath.com>
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;;;
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;;; This file is part of GNU Guix.
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;;;
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;;; GNU 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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;;; GNU 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 GNU Guix. If not, see <http://www.gnu.org/licenses/>.
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(define-module (test-elm)
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#:use-module (guix build-system elm)
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#:use-module (guix import elm)
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#:use-module (guix base32)
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#:use-module (guix hash)
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#:use-module (guix utils)
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#:autoload (gcrypt hash) (hash-algorithm sha256)
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#:use-module (json)
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#:use-module (ice-9 match)
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#:use-module (srfi srfi-64))
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(test-begin "elm")
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(test-group "elm->package-name and infer-elm-package-name"
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(test-group "round trip"
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;; Cases when our heuristics can find the upstream name.
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(define-syntax-rule (test-round-trip elm guix)
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(test-group elm
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(test-equal "elm->package-name" guix
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(elm->package-name elm))
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(test-equal "infer-elm-package-name" elm
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(infer-elm-package-name guix))))
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(test-round-trip "elm/core" "elm-core")
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(test-round-trip "elm/html" "elm-html")
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(test-round-trip "elm-explorations/markdown" "elm-explorations-markdown")
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(test-round-trip "elm-explorations/test" "elm-explorations-test")
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(test-round-trip "elm-explorations/foo-bar" "elm-explorations-foo-bar")
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(test-round-trip "elm/explorations" "elm-explorations")
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(test-round-trip "terezka/intervals" "elm-terezka-intervals")
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(test-round-trip "justinmimbs/time-extra" "elm-justinmimbs-time-extra")
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(test-round-trip "danhandrea/elm-date-format"
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"elm-danhandrea-elm-date-format"))
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(test-group "upstream-name needed"
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;; Upstream names that our heuristic can't infer. We still check that the
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;; round-trip behavior of 'infer-elm-package-name' works as promised for
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;; the hypothetical Elm name it doesn't infer.
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(define-syntax-rule (test-upstream-needed elm guix inferred)
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(test-group elm
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(test-equal "elm->package-name" guix
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(elm->package-name elm))
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(test-group "infer-elm-package-name"
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(test-equal "infers other name" inferred
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(infer-elm-package-name guix))
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(test-equal "infered name round-trips" guix
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(elm->package-name inferred)))))
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(test-upstream-needed "elm/virtual-dom"
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"elm-virtual-dom"
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"virtual/dom")
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(test-upstream-needed "elm/project-metadata-utils"
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"elm-project-metadata-utils"
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"project/metadata-utils")
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(test-upstream-needed "explorations/foo"
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"elm-explorations-foo"
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"elm-explorations/foo")
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(test-upstream-needed "explorations/foo-bar"
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"elm-explorations-foo-bar"
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"elm-explorations/foo-bar")
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(test-upstream-needed "explorations-central/foo"
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"elm-explorations-central-foo"
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"elm-explorations/central-foo")
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(test-upstream-needed "explorations-central/foo-bar"
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"elm-explorations-central-foo-bar"
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"elm-explorations/central-foo-bar")
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(test-upstream-needed "elm-xyz/foo"
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"elm-xyz-foo"
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"xyz/foo")
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(test-upstream-needed "elm-xyz/foo-bar"
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"elm-xyz-foo-bar"
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"xyz/foo-bar")
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(test-upstream-needed "elm-explorations-xyz/foo"
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"elm-explorations-xyz-foo"
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"elm-explorations/xyz-foo")
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(test-upstream-needed "elm-explorations-xyz/foo-bar"
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"elm-explorations-xyz-foo-bar"
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"elm-explorations/xyz-foo-bar"))
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(test-group "no inferred Elm name"
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;; Cases that 'infer-elm-package-name' should not attempt to handle,
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;; because 'elm->package-name' would never produce such names.
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(define-syntax-rule (test-not-inferred guix)
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(test-assert guix (not (infer-elm-package-name guix))))
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(test-not-inferred "elm")
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(test-not-inferred "guile")
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(test-not-inferred "gcc-toolchain")
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(test-not-inferred "font-adobe-source-sans-pro")))
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(define test-package-registry-json
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;; we intentionally list versions in different orders here
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"{
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\"elm/core\": [\"1.0.0\", \"1.0.1\", \"1.0.2\", \"1.0.3\", \"1.0.4\"],
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\"elm-guix/demo\": [\"2.0.0\", \"3.0.0\", \"1.0.0\"]
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}")
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(define test-elm-core-json
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"{
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\"type\": \"package\",
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\"name\": \"elm/core\",
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\"summary\": \"Elm's standard libraries\",
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\"license\": \"BSD-3-Clause\",
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\"version\": \"1.0.4\",
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\"exposed-modules\": {
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\"Primitives\": [
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\"Basics\",
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\"String\",
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\"Char\",
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\"Bitwise\",
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\"Tuple\"
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],
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\"Collections\": [
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\"List\",
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\"Dict\",
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\"Set\",
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\"Array\"
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],
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\"Error Handling\": [
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\"Maybe\",
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\"Result\"
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],
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\"Debug\": [
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\"Debug\"
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],
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\"Effects\": [
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\"Platform.Cmd\",
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\"Platform.Sub\",
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\"Platform\",
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\"Process\",
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\"Task\"
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]
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},
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\"elm-version\": \"0.19.0 <= v < 0.20.0\",
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\"dependencies\": {},
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\"test-dependencies\": {}
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}")
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(define test-elm-core-readme
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"# Core Libraries
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Every Elm project needs this package!
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It provides **basic functionality** like addition and subtraction as well as
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**data structures** like lists, dictionaries, and sets.")
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(define test-elm-guix-demo-json
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"{
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\"type\": \"package\",
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\"name\": \"elm-guix/demo\",
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\"summary\": \"A test for `(guix import elm)`\",
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\"license\": \"GPL-3.0-or-later\",
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\"version\": \"3.0.0\",
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\"exposed-modules\": [
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\"Guix.Demo\"
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],
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\"elm-version\": \"0.19.0 <= v < 0.20.0\",
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\"dependencies\": {
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\"elm/core\": \"1.0.0 <= v < 2.0.0\"
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},
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\"test-dependencies\": {
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\"elm/json\": \"1.0.0 <= v < 2.0.0\"
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}
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}")
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(define test-elm-guix-demo-readme
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;; intentionally left blank
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"")
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(define (directory-sha256 directory)
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"Returns the string representing the hash of DIRECTORY as would be used in a
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package definition."
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(bytevector->nix-base32-string
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(file-hash* directory
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#:algorithm (hash-algorithm sha256)
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#:recursive? #t)))
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(test-group "(guix import elm)"
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(call-with-temporary-directory
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(lambda (dir)
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;; Initialize our fake git checkouts.
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(define elm-core-dir
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(string-append dir "/test-elm-core-1.0.4"))
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(define elm-guix-demo-dir
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(string-append dir "/test-elm-guix-demo-3.0.0"))
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(for-each (match-lambda
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((dir json readme)
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(mkdir dir)
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(with-output-to-file (string-append dir "/elm.json")
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(lambda ()
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(display json)))
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(with-output-to-file (string-append dir "/README.md")
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(lambda ()
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(display readme)))))
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`((,elm-core-dir ,test-elm-core-json ,test-elm-core-readme)
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(,elm-guix-demo-dir
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,test-elm-guix-demo-json
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,test-elm-guix-demo-readme)))
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;; Replace network resources with sample data.
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(parameterize ((%elm-package-registry
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(lambda ()
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(json-string->scm test-package-registry-json)))
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(%current-elm-checkout
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(lambda (name version)
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(match (list name version)
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(("elm/core" "1.0.4")
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elm-core-dir)
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(("elm-guix/demo" "3.0.0")
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elm-guix-demo-dir)))))
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(test-assert "(elm->guix-package \"elm/core\")"
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(match (elm->guix-package "elm/core")
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(`(package
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(name "elm-core")
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(version "1.0.4")
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(source (elm-package-origin
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"elm/core"
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version
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(base32 ,(? string? hash))))
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(build-system elm-build-system)
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(home-page
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"https://package.elm-lang.org/packages/elm/core/1.0.4")
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(synopsis "Elm's standard libraries")
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(description "Every Elm project needs this package!")
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(license license:bsd-3))
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(equal? (directory-sha256 elm-core-dir)
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hash))
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(x
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(raise-exception x))))
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(test-assert "(elm-recursive-import \"elm-guix/demo\")"
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(match (elm-recursive-import "elm-guix/demo")
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(`((package
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(name "elm-guix-demo")
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(version "3.0.0")
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(source (elm-package-origin
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"elm-guix/demo"
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version
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(base32 ,(? string? hash))))
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(build-system elm-build-system)
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(propagated-inputs
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,'`(("elm-core" ,elm-core)))
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(inputs
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,'`(("elm-json" ,elm-json)))
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(home-page
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"https://package.elm-lang.org/packages/elm-guix/demo/3.0.0")
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(synopsis "A test for `(guix import elm)`")
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(description
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"This package provides a test for `(guix import elm)`")
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(properties '((upstream-name . "elm-guix/demo")))
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(license license:gpl3+)))
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(equal? (directory-sha256 elm-guix-demo-dir)
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hash))
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(x
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(raise-exception x))))))))
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(test-end "elm")
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