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1 | ;;; GNU Guix --- Functional package management for GNU |
2 | ;;; Copyright © 2018 Ricardo Wurmus <rekado@elephly.net> | |
3 | ;;; | |
4 | ;;; This file is part of GNU Guix. | |
5 | ;;; | |
6 | ;;; GNU Guix is free software; you can redistribute it and/or modify it | |
7 | ;;; under the terms of the GNU General Public License as published by | |
8 | ;;; the Free Software Foundation; either version 3 of the License, or (at | |
9 | ;;; your option) any later version. | |
10 | ;;; | |
11 | ;;; GNU Guix is distributed in the hope that it will be useful, but | |
12 | ;;; WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | ;;; GNU General Public License for more details. | |
15 | ;;; | |
16 | ;;; You should have received a copy of the GNU General Public License | |
17 | ;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>. | |
18 | ||
19 | (define-module (test-channels) | |
20 | #:use-module (guix channels) | |
21 | #:use-module ((guix build syscalls) #:select (mkdtemp!)) | |
22 | #:use-module (guix tests) | |
23 | #:use-module (srfi srfi-1) | |
24 | #:use-module (srfi srfi-64) | |
25 | #:use-module (ice-9 match)) | |
26 | ||
27 | (test-begin "channels") | |
28 | ||
29 | (define* (make-instance #:key | |
30 | (name 'fake) | |
31 | (commit "cafebabe") | |
32 | (spec #f)) | |
33 | (define instance-dir (mkdtemp! "/tmp/checkout.XXXXXX")) | |
34 | (and spec | |
35 | (with-output-to-file (string-append instance-dir "/.guix-channel") | |
36 | (lambda _ (format #t "~a" spec)))) | |
37 | ((@@ (guix channels) channel-instance) | |
38 | name commit instance-dir)) | |
39 | ||
40 | (define instance--boring (make-instance)) | |
41 | (define instance--no-deps | |
42 | (make-instance #:spec | |
43 | '(channel | |
44 | (version 0) | |
45 | (dependencies | |
46 | (channel | |
47 | (name test-channel) | |
48 | (url "https://example.com/test-channel")))))) | |
49 | (define instance--simple | |
50 | (make-instance #:spec | |
51 | '(channel | |
52 | (version 0) | |
53 | (dependencies | |
54 | (channel | |
55 | (name test-channel) | |
56 | (url "https://example.com/test-channel")))))) | |
57 | (define instance--with-dupes | |
58 | (make-instance #:spec | |
59 | '(channel | |
60 | (version 0) | |
61 | (dependencies | |
62 | (channel | |
63 | (name test-channel) | |
64 | (url "https://example.com/test-channel")) | |
65 | (channel | |
66 | (name test-channel) | |
67 | (url "https://example.com/test-channel") | |
68 | (commit "abc1234")) | |
69 | (channel | |
70 | (name test-channel) | |
71 | (url "https://example.com/test-channel-elsewhere")))))) | |
72 | ||
73 | (define read-channel-metadata | |
74 | (@@ (guix channels) read-channel-metadata)) | |
75 | ||
76 | \f | |
77 | (test-equal "read-channel-metadata returns #f if .guix-channel does not exist" | |
78 | #f | |
79 | (read-channel-metadata instance--boring)) | |
80 | ||
81 | (test-assert "read-channel-metadata returns <channel-metadata>" | |
82 | (every (@@ (guix channels) channel-metadata?) | |
83 | (map read-channel-metadata | |
84 | (list instance--no-deps | |
85 | instance--simple | |
86 | instance--with-dupes)))) | |
87 | ||
88 | (test-assert "read-channel-metadata dependencies are channels" | |
89 | (let ((deps ((@@ (guix channels) channel-metadata-dependencies) | |
90 | (read-channel-metadata instance--simple)))) | |
91 | (match deps | |
92 | (((? channel? dep)) #t) | |
93 | (_ #f)))) | |
94 | ||
95 | (test-assert "latest-channel-instances includes channel dependencies" | |
96 | (let* ((channel (channel | |
97 | (name 'test) | |
98 | (url "test"))) | |
99 | (test-dir (channel-instance-checkout instance--simple))) | |
100 | (mock ((guix git) latest-repository-commit | |
101 | (lambda* (store url #:key ref) | |
102 | (match url | |
103 | ("test" (values test-dir 'whatever)) | |
104 | (_ (values "/not-important" 'not-important))))) | |
105 | (let ((instances (latest-channel-instances #f (list channel)))) | |
106 | (and (eq? 2 (length instances)) | |
107 | (lset= eq? | |
108 | '(test test-channel) | |
109 | (map (compose channel-name channel-instance-channel) | |
110 | instances))))))) | |
111 | ||
112 | (test-assert "latest-channel-instances excludes duplicate channel dependencies" | |
113 | (let* ((channel (channel | |
114 | (name 'test) | |
115 | (url "test"))) | |
116 | (test-dir (channel-instance-checkout instance--with-dupes))) | |
117 | (mock ((guix git) latest-repository-commit | |
118 | (lambda* (store url #:key ref) | |
119 | (match url | |
120 | ("test" (values test-dir 'whatever)) | |
121 | (_ (values "/not-important" 'not-important))))) | |
122 | (let ((instances (latest-channel-instances #f (list channel)))) | |
123 | (and (eq? 2 (length instances)) | |
124 | (lset= eq? | |
125 | '(test test-channel) | |
126 | (map (compose channel-name channel-instance-channel) | |
127 | instances)) | |
128 | ;; only the most specific channel dependency should remain, | |
129 | ;; i.e. the one with a specified commit. | |
130 | (find (lambda (instance) | |
131 | (and (eq? (channel-name | |
132 | (channel-instance-channel instance)) | |
133 | 'test-channel) | |
134 | (eq? (channel-commit | |
135 | (channel-instance-channel instance)) | |
136 | 'abc1234))) | |
137 | instances)))))) | |
138 | ||
139 | (test-end "channels") |