;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2016, 2018-2020, 2022 Ludovic Courtès <ludo@gnu.org>
;;;
;;; 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/>.

(use-modules (gnu tests)
             (gnu packages package-management)
             (guix monads)
             (guix store)
             ((guix git-download) #:select (git-predicate))
             ((guix utils) #:select (current-source-directory))
             (git)
             (ice-9 match))

(define (source-commit directory)
  "Return the commit of the head of DIRECTORY or #f if it could not be
determined."
  (let ((repository #f))
    (catch 'git-error
      (lambda ()
        (set! repository (repository-open directory))
        (let* ((head   (repository-head repository))
               (target (reference-target head))
               (commit (oid->string target)))
          (repository-close! repository)
          commit))
      (lambda _
        (when repository
          (repository-close! repository))
        #f))))

(define (tests-for-current-guix source commit)
  "Return a list of tests for perform, using Guix built from SOURCE, a channel
instance."
  ;; Honor the 'TESTS' environment variable so that one can select a subset
  ;; of tests to run in the usual way:
  ;;
  ;;   make check-system TESTS=installed-os
  (let ((guix (channel-source->package source #:commit commit)))
    (map (lambda (test)
           (system-test
            (inherit test)
            (value (mparameterize %store-monad ((current-guix-package guix))
                     (system-test-value test)))))
         (match (getenv "TESTS")
           (#f
            (all-system-tests))
           ((= string-tokenize (tests ...))
            (filter (lambda (test)
                      (member (system-test-name test) tests))
                    (all-system-tests)))))))

(define (system-test->manifest-entry test)
  "Return a manifest entry for TEST, a system test."
  (manifest-entry
    (name (string-append "test." (system-test-name test)))
    (version "0")
    (item test)))

(define (system-test-manifest)
  "Return a manifest containing all the system tests, or all those selected by
the 'TESTS' environment variable."
  (define source
    (string-append (current-source-directory) "/.."))

  (define commit
    ;; Fetch the current commit ID so we can potentially build the same
    ;; derivation as ci.guix.gnu.org.
    (source-commit source))

  ;; Intern SOURCE so that 'build-from-source' in (guix channels) sees
  ;; "fresh" file names and thus doesn't find itself loading .go files
  ;; from ~/.cache/guile when it loads 'build-aux/build-self.scm'.
  (let* ((source (local-file source
                             (if commit
                                 (string-append "guix-"
                                                (string-take commit 7))
                                 "guix-source")
                             #:recursive? #t
                             #:select?
                             (or (git-predicate source)
                                 (const #t))))
         (tests  (tests-for-current-guix source commit)))
    (format (current-error-port) "Selected ~a system tests...~%"
            (length tests))

    (manifest (map system-test->manifest-entry tests))))

;; Return the manifest.
(system-test-manifest)
.</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2021-04-23 23:39:33 -0400'>2021-04-23</span></td><td><a href='/guix/commit/configure.ac?id=ee990899bd54e5c7c9193a75b8f713831b979e9f'>build: Add a check for Guile-Lib.</a><span class='msg-avail'>...</span></td><td>Maxim Cournoyer</td></tr>
<tr><td><span title='2021-03-17 12:03:23 +0100'>2021-03-17</span></td><td><a href='/guix/commit/configure.ac?id=62a091368df3bab499142d06f5114a73915c71f2'>maint: Check whether Guile-zlib is recent enough.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2021-02-04 09:23:39 +0100'>2021-02-04</span></td><td><a href='/guix/commit/configure.ac?id=55daad123e896c0e83361496cf49625289ee3571'>build: Add '--with-channel-commit' and related configure flags.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2020-12-27 17:12:06 +0100'>2020-12-27</span></td><td><a href='/guix/commit/configure.ac?id=a016a451c41486d8f8277742d47157cc2597d5bc'>maint: Remove unused '--with-nix-prefix' configure option.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2020-12-19 23:25:01 +0100'>2020-12-19</span></td><td><a href='/guix/commit/configure.ac?id=4f621a2b003e85d480999e4d0630e9dc3de85bc3'>maint: Require Guile &gt;= 2.2.6.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2020-12-11 19:06:53 +0100'>2020-12-11</span></td><td><a href='/guix/commit/configure.ac?id=dbdae9f96f11a006993b659e0e7fd5cbf467f844'>maint: Avoid macros obsolete in Autoconf 2.70.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2020-11-29 19:22:05 +0100'>2020-11-29</span></td><td><a href='/guix/commit/configure.ac?id=35a32fefb4695442265809805145b7a262ae4988'>Make "guile-avahi" dependency optional.</a><span class='msg-avail'>...</span></td><td>Mathieu Othacehe</td></tr>
<tr><td><span title='2020-11-29 15:08:26 +0100'>2020-11-29</span></td><td><a href='/guix/commit/configure.ac?id=375cc7dea20da7117c9459e4a4d15144095e015b'>Add Avahi support.</a><span class='msg-avail'>...</span></td><td>Mathieu Othacehe</td></tr>
<tr><td><span title='2020-10-22 17:10:25 +0200'>2020-10-22</span></td><td><a href='/guix/commit/configure.ac?id=59bb1ae3a9aeae75a75b20090253613a7a8800d8'>git: Require Guile-Git 0.3.0 or later.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2020-10-05 23:19:19 +0200'>2020-10-05</span></td><td><a href='/guix/commit/configure.ac?id=880fe019ae64df37815bbdb1a22305f99dae759d'>build: Use a 'guile' executable that doesn't warn about locales.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2020-08-29 16:24:17 +0200'>2020-08-29</span></td><td><a href='/guix/commit/configure.ac?id=d7965b58d25c9c7648ba5682223f32d759fdffda'>build: Remove references to the 'nix-hash' program.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2020-08-29 16:24:17 +0200'>2020-08-29</span></td><td><a href='/guix/commit/configure.ac?id=f5d3a1690cb78ce9413b78352f1030bf4801617a'>build: Remove check for Guile 2.2.1 bug.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2020-08-24 13:35:24 +0200'>2020-08-24</span></td><td><a href='/guix/commit/configure.ac?id=4c0c65acfade63ce0549115d19db4b639c1e9992'>Use "guile-zlib" and "guile-lzlib" instead of (guix config).</a><span class='msg-avail'>...</span></td><td>Mathieu Othacehe</td></tr>