mirror of
https://git.in.rschanz.org/ryan77627/guix.git
synced 2024-12-25 22:08:16 -05:00
af12790bdd
* guix/channels.scm (<channel-metadata>): New record. (read-channel-metadata, channel-instance-dependencies): New procedures. (latest-channel-instances): Include channel dependencies; add optional argument PREVIOUS-CHANNELS. (channel-instance-derivations): Build derivation for additional channels and add it as dependency to the channel instance derivation. * doc/guix.texi (Channels): Add subsection "Declaring Channel Dependencies". * tests/channels.scm: New file. * Makefile.am (SCM_TESTS): Add it.
139 lines
5.4 KiB
Scheme
139 lines
5.4 KiB
Scheme
;;; GNU Guix --- Functional package management for GNU
|
||
;;; Copyright © 2018 Ricardo Wurmus <rekado@elephly.net>
|
||
;;;
|
||
;;; 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-channels)
|
||
#:use-module (guix channels)
|
||
#:use-module ((guix build syscalls) #:select (mkdtemp!))
|
||
#:use-module (guix tests)
|
||
#:use-module (srfi srfi-1)
|
||
#:use-module (srfi srfi-64)
|
||
#:use-module (ice-9 match))
|
||
|
||
(test-begin "channels")
|
||
|
||
(define* (make-instance #:key
|
||
(name 'fake)
|
||
(commit "cafebabe")
|
||
(spec #f))
|
||
(define instance-dir (mkdtemp! "/tmp/checkout.XXXXXX"))
|
||
(and spec
|
||
(with-output-to-file (string-append instance-dir "/.guix-channel")
|
||
(lambda _ (format #t "~a" spec))))
|
||
((@@ (guix channels) channel-instance)
|
||
name commit instance-dir))
|
||
|
||
(define instance--boring (make-instance))
|
||
(define instance--no-deps
|
||
(make-instance #:spec
|
||
'(channel
|
||
(version 0)
|
||
(dependencies
|
||
(channel
|
||
(name test-channel)
|
||
(url "https://example.com/test-channel"))))))
|
||
(define instance--simple
|
||
(make-instance #:spec
|
||
'(channel
|
||
(version 0)
|
||
(dependencies
|
||
(channel
|
||
(name test-channel)
|
||
(url "https://example.com/test-channel"))))))
|
||
(define instance--with-dupes
|
||
(make-instance #:spec
|
||
'(channel
|
||
(version 0)
|
||
(dependencies
|
||
(channel
|
||
(name test-channel)
|
||
(url "https://example.com/test-channel"))
|
||
(channel
|
||
(name test-channel)
|
||
(url "https://example.com/test-channel")
|
||
(commit "abc1234"))
|
||
(channel
|
||
(name test-channel)
|
||
(url "https://example.com/test-channel-elsewhere"))))))
|
||
|
||
(define read-channel-metadata
|
||
(@@ (guix channels) read-channel-metadata))
|
||
|
||
|
||
(test-equal "read-channel-metadata returns #f if .guix-channel does not exist"
|
||
#f
|
||
(read-channel-metadata instance--boring))
|
||
|
||
(test-assert "read-channel-metadata returns <channel-metadata>"
|
||
(every (@@ (guix channels) channel-metadata?)
|
||
(map read-channel-metadata
|
||
(list instance--no-deps
|
||
instance--simple
|
||
instance--with-dupes))))
|
||
|
||
(test-assert "read-channel-metadata dependencies are channels"
|
||
(let ((deps ((@@ (guix channels) channel-metadata-dependencies)
|
||
(read-channel-metadata instance--simple))))
|
||
(match deps
|
||
(((? channel? dep)) #t)
|
||
(_ #f))))
|
||
|
||
(test-assert "latest-channel-instances includes channel dependencies"
|
||
(let* ((channel (channel
|
||
(name 'test)
|
||
(url "test")))
|
||
(test-dir (channel-instance-checkout instance--simple)))
|
||
(mock ((guix git) latest-repository-commit
|
||
(lambda* (store url #:key ref)
|
||
(match url
|
||
("test" (values test-dir 'whatever))
|
||
(_ (values "/not-important" 'not-important)))))
|
||
(let ((instances (latest-channel-instances #f (list channel))))
|
||
(and (eq? 2 (length instances))
|
||
(lset= eq?
|
||
'(test test-channel)
|
||
(map (compose channel-name channel-instance-channel)
|
||
instances)))))))
|
||
|
||
(test-assert "latest-channel-instances excludes duplicate channel dependencies"
|
||
(let* ((channel (channel
|
||
(name 'test)
|
||
(url "test")))
|
||
(test-dir (channel-instance-checkout instance--with-dupes)))
|
||
(mock ((guix git) latest-repository-commit
|
||
(lambda* (store url #:key ref)
|
||
(match url
|
||
("test" (values test-dir 'whatever))
|
||
(_ (values "/not-important" 'not-important)))))
|
||
(let ((instances (latest-channel-instances #f (list channel))))
|
||
(and (eq? 2 (length instances))
|
||
(lset= eq?
|
||
'(test test-channel)
|
||
(map (compose channel-name channel-instance-channel)
|
||
instances))
|
||
;; only the most specific channel dependency should remain,
|
||
;; i.e. the one with a specified commit.
|
||
(find (lambda (instance)
|
||
(and (eq? (channel-name
|
||
(channel-instance-channel instance))
|
||
'test-channel)
|
||
(eq? (channel-commit
|
||
(channel-instance-channel instance))
|
||
'abc1234)))
|
||
instances))))))
|
||
|
||
(test-end "channels")
|