;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2015 Federico Beffa <beffa@fbengineering.ch>
;;;
;;; 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-elpa)
  #:use-module (guix import elpa)
  #:use-module (guix tests)
  #:use-module (srfi srfi-1)
  #:use-module (srfi srfi-64)
  #:use-module (ice-9 match))

(define elpa-mock-archive
  '(1
    (ace-window .
                [(0 9 0)
                 ((avy
                   (0 2 0)))
                 "Quickly switch windows." single
                 ((:url . "https://github.com/abo-abo/ace-window")
                  (:keywords "window" "location"))])
    (auctex .
            [(11 88 6)
             nil "Integrated environment for *TeX*" tar
             ((:url . "http://www.gnu.org/software/auctex/"))])))

(define auctex-readme-mock "This is the AUCTeX description.")

(define* (elpa-package-info-mock name #:optional (repo "gnu"))
  "Simulate retrieval of 'archive-contents' file from REPO and extraction of
information about package NAME. (Function 'elpa-package-info'.)"
  (let* ((archive elpa-mock-archive)
         (info (filter (lambda (p) (eq? (first p) (string->symbol name)))
                       (cdr archive))))
    (if (pair? info) (first info) #f)))

(define elpa-version->string
  (@@ (guix import elpa) elpa-version->string))

(define package-source-url
  (@@ (guix import elpa) package-source-url))

(define ensure-list
  (@@ (guix import elpa) ensure-list))

(define package-home-page
  (@@ (guix import elpa) package-home-page))

(define make-elpa-package
  (@@ (guix import elpa) make-elpa-package))

(test-begin "elpa")

(define (eval-test-with-elpa pkg)
  (mock
   ;; replace the two fetching functions
   ((guix import elpa) fetch-elpa-package
    (lambda* (name #:optional (repo "gnu"))
      (let ((pkg (elpa-package-info-mock name repo)))
        (match pkg
          ((name version reqs synopsis kind . rest)
           (let* ((name (symbol->string name))
                  (ver (elpa-version->string version))
                  (url (package-source-url kind name ver repo)))
             (make-elpa-package name ver
                                (ensure-list reqs) synopsis kind
                                (package-home-page (first rest))
                                auctex-readme-mock
                                url)))
          (_ #f)))))
   (mock
    ((guix build download) url-fetch
     (lambda (url file . _)
       (call-with-output-file file
         (lambda (port)
           (display "fake tarball" port)))))

    (match (elpa->guix-package pkg)
      (('package
         ('name "emacs-auctex")
         ('version "11.88.6")
         ('source
          ('origin
            ('method 'url-fetch)
            ('uri ('string-append
                   "https://elpa.gnu.org/packages/auctex-" 'version ".tar"))
            ('sha256 ('base32 (? string? hash)))))
         ('build-system 'emacs-build-system)
         ('home-page "http://www.gnu.org/software/auctex/")
         ('synopsis "Integrated environment for *TeX*")
         ('description (? string?))
         ('license 'license:gpl3+))
       #t)
      (x
       (pk 'fail x #f))))))

(test-assert "elpa->guix-package test 1"
  (eval-test-with-elpa "auctex"))

(test-end "elpa")
><span class='msg-avail'>...</span></td><td>Tobias Geerinckx-Rice</td></tr>
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<tr><td><span title='2024-02-19 18:41:47 +0100'>2024-02-19</span></td><td><a href='/guix/commit/gnu/services.scm?id=e73db355b127b9ca2b5339f645f2d3eb6929531f'>services: activation: Ensure /var/run existence.</a><span class='msg-avail'>...</span></td><td>Nicolas Graves</td></tr>
<tr><td><span title='2023-12-02 12:25:45 +0100'>2023-12-02</span></td><td><a href='/guix/commit/gnu/services.scm?id=b0715d7cd2a74bc231751f8afc9dffb2047501ac'>gnu: Use ‘libc-utf8-locales-for-target’.</a><span class='msg-avail'>...</span></td><td>Janneke Nieuwenhuizen</td></tr>
<tr><td><span title='2023-08-31 23:31:50 -0400'>2023-08-31</span></td><td><a href='/guix/commit/gnu/services.scm?id=f66fa5f917e76935187935b09ae7ac037b8b35f8'>gnu: services: Revert to deleting and updating all matching services</a><span class='msg-avail'>...</span></td><td>Brian Cully</td></tr>
<tr><td><span title='2023-08-20 22:48:47 +0200'>2023-08-20</span></td><td><a href='/guix/commit/gnu/services.scm?id=dff7d2468ffe9d01b25662544af380e1794ac55a'>services: Define 'for-home'.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2023-06-06 13:38:35 +0200'>2023-06-06</span></td><td><a href='/guix/commit/gnu/services.scm?id=1a2eb26286c72ac2754969f53f5833b053b96b67'>services: Check if service is #f before applying clause.</a><span class='msg-avail'>...</span></td><td>Josselin Poiret</td></tr>
<tr><td><span title='2023-06-06 11:54:39 +0200'>2023-06-06</span></td><td><a href='/guix/commit/gnu/services.scm?id=181951207339508789b28ba7cb914f983319920f'>services: 'modify-services' preserves service ordering.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2023-06-02 16:23:03 +0200'>2023-06-02</span></td><td><a href='/guix/commit/gnu/services.scm?id=dbbc7e946131ba257728f1d05b96c4339b7ee88b'>services: Error in MODIFY-SERVICES when services don't exist</a><span class='msg-avail'>...</span></td><td>Brian Cully</td></tr>
<tr><td><span title='2023-05-16 19:45:27 +0400'>2023-05-16</span></td><td><a href='/guix/commit/gnu/services.scm?id=66ecffbeba0685ff2f1071db8aeb2393986afb97'>services: Add default values.</a><span class='msg-avail'>...</span></td><td>Andrew Tropin</td></tr>
<tr><td><span title='2023-03-16 12:37:03 +0100'>2023-03-16</span></td><td><a href='/guix/commit/gnu/services.scm?id=93918c67c5761d8f688cda5f5b49d5c49c7626d0'>services: etc-service: Deprecate etc-service procedure.</a><span class='msg-avail'>...</span></td><td>Bruno Victal</td></tr>