guix: import: Add composer importer.

* guix/import/composer.scm: New file.
* guix/scripts/import/composer.scm: New file.
* guix/tests/composer.scm: New file.
* Makefile.am: Add them.
* guix/scripts/import.scm: Add composer importer.
* doc/guix.texi (Invoking guix import): Mention it.

Change-Id: I44a89b8cc80ef5b4a3cd15e8fbba4a18c1cea0b1

Co-authored-by: Julien Lepiller <julien@lepiller.eu>
Co-authored-by: Ludovic Courtès <ludo@gnu.org>

1 files changed, 88 insertions, 0 deletions

diff --git a/tests/composer.scm b/tests/composer.scm
new file mode 100644
index 0000000000..9114fef19e
--- /dev/null
+++ b/tests/composer.scm
@@ -0,0 +1,88 @@
+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2020 Julien Lepiller <julien@lepiller.eu>
+;;; Copyright © 2023 Nicolas Graves <ngraves@ngraves.fr>
+;;;
+;;; 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-composer)
+  #:use-module (guix import composer)
+  #:use-module (guix base32)
+  #:use-module (gcrypt hash)
+  #:use-module (guix tests http)
+  #:use-module (guix grafts)
+  #:use-module (srfi srfi-64)
+  #:use-module (web client)
+  #:use-module (ice-9 match))
+
+;; Globally disable grafts because they can trigger early builds.
+(%graft? #f)
+
+(define test-json
+  "{
+  \"packages\": {
+    \"foo/bar\": {
+      \"0.1\": {
+        \"name\": \"foo/bar\",
+        \"description\": \"description\",
+        \"keywords\": [\"testing\"],
+        \"homepage\": \"http://example.com\",
+        \"version\": \"0.1\",
+        \"license\": [\"BSD-3-Clause\"],
+        \"source\": {
+          \"type\": \"url\",
+          \"url\": \"http://example.com/Bar-0.1.tar.gz\"
+        },
+        \"require\": {},
+        \"require-dev\": {\"phpunit/phpunit\": \"1.0.0\"}
+      }
+    }
+  }
+}")
+
+(define test-source
+  "foobar")
+
+(test-begin "composer")
+
+(test-assert "composer->guix-package"
+  ;; Replace network resources with sample data.
+  (with-http-server `((200 ,test-json)
+                      (200 ,test-source))
+    (parameterize ((%composer-base-url (%local-url))
+                   (current-http-proxy (%local-url)))
+      (match (composer->guix-package "foo/bar")
+        (`(package
+            (name "php-foo-bar")
+            (version "0.1")
+            (source (origin
+                      (method url-fetch)
+                      (uri "http://example.com/Bar-0.1.tar.gz")
+                      (sha256
+                       (base32
+                        ,(? string? hash)))))
+            (build-system composer-build-system)
+            (native-inputs (list php-phpunit-phpunit))
+            (synopsis "")
+            (description "description")
+            (home-page "http://example.com")
+            (license license:bsd-3))
+         (string=? (bytevector->nix-base32-string
+                    (call-with-input-string test-source port-sha256))
+                   hash))
+        (x
+         (pk 'fail x #f))))))
+
+(test-end "composer")