summaryrefslogtreecommitdiff
path: root/tests/git.scm
blob: ad43435b6741ee6206db3a91f8d7b631cbf5826c (about) (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2019, 2020, 2022 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2021 Xinglu Chen <public@yoctocell.xyz
;;;
;;; 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-git)
  #:use-module (git)
  #:use-module (guix git)
  #:use-module (guix tests git)
  #:use-module ((guix utils) #:select (call-with-temporary-directory))
  #:use-module (srfi srfi-1)
  #:use-module (srfi srfi-64)
  #:use-module (srfi srfi-71)
  #:use-module (ice-9 popen)
  #:use-module (ice-9 textual-ports))

;; Test the (guix git) tools.

(test-begin "git")

(test-assert "commit-difference, linear history"
  (with-temporary-git-repository directory
      '((add "a.txt" "A")
        (commit "first commit")
        (add "b.txt" "B")
        (commit "second commit")
        (add "c.txt" "C")
        (commit "third commit")
        (add "d.txt" "D")
        (commit "fourth commit"))
    (with-repository directory repository
      (let ((commit1 (find-commit repository "first"))
            (commit2 (find-commit repository "second"))
            (commit3 (find-commit repository "third"))
            (commit4 (find-commit repository "fourth")))
        (and (lset= eq? (commit-difference commit4 commit1)
                    (list commit2 commit3 commit4))
             (lset= eq? (commit-difference commit4 commit2)
                    (list commit3 commit4))
             (equal? (commit-difference commit3 commit2)
                     (list commit3))

             ;; COMMIT4 is not an ancestor of COMMIT1 so we should get the
             ;; empty list.
             (null? (commit-difference commit1 commit4)))))))

(test-assert "commit-difference, fork"
  (with-temporary-git-repository directory
      '((add "a.txt" "A")
        (commit "first commit")
        (branch "devel")
        (checkout "devel")
        (add "devel/1.txt" "1")
        (commit "first devel commit")
        (add "devel/2.txt" "2")
        (commit "second devel commit")
        (checkout "master")
        (add "b.txt" "B")
        (commit "second commit")
        (add "c.txt" "C")
        (commit "third commit")
        (merge "devel" "merge")
        (add "d.txt" "D")
        (commit "fourth commit"))
    (with-repository directory repository
      (let ((master1 (find-commit repository "first commit"))
            (master2 (find-commit repository "second commit"))
            (master3 (find-commit repository "third commit"))
            (master4 (find-commit repository "fourth commit"))
            (devel1  (find-commit repository "first devel"))
            (devel2  (find-commit repository "second devel"))
            (merge   (find-commit repository "merge")))
        (and (equal? (commit-difference master4 merge)
                     (list master4))
             (lset= eq? (commit-difference master3 master1)
                    (list master3 master2))
             (lset= eq? (commit-difference devel2 master1)
                    (list devel2 devel1))

             ;; The merge occurred between MASTER2 and MASTER4 so here we
             ;; expect to see all the commits from the "devel" branch in
             ;; addition to those on "master".
             (lset= eq? (commit-difference master4 master2)
                    (list master4 merge master3 devel1 devel2)))))))

(test-assert "commit-difference, excluded commits"
  (with-temporary-git-repository directory
      '((add "a.txt" "A")
        (commit "first commit")
        (add "b.txt" "B")
        (commit "second commit")
        (add "c.txt" "C")
        (commit "third commit")
        (add "d.txt" "D")
        (commit "fourth commit")
        (add "e.txt" "E")
        (commit "fifth commit"))
    (with-repository directory repository
      (let ((commit1 (find-commit repository "first"))
            (commit2 (find-commit repository "second"))
            (commit3 (find-commit repository "third"))
            (commit4 (find-commit repository "fourth"))
            (commit5 (find-commit repository "fifth")))
        (and (lset= eq? (commit-difference commit4 commit1 (list commit2))
                    (list commit3 commit4))
             (lset= eq? (commit-difference commit4 commit1 (list commit3))
                    (list commit4))
             (null? (commit-difference commit4 commit1 (list commit5))))))))

(test-equal "commit-relation"
  '(self                                          ;master3 master3
    ancestor                                      ;master1 master3
    descendant                                    ;master3 master1
    unrelated                                     ;master2 branch1
    unrelated                                     ;branch1 master2
    ancestor                                      ;branch1 merge
    descendant                                    ;merge branch1
    ancestor                                      ;master1 merge
    descendant)                                   ;merge master1
  (with-temporary-git-repository directory
      '((add "a.txt" "A")
        (commit "first commit")
        (branch "hack")
        (checkout "hack")
        (add "1.txt" "1")
        (commit "branch commit")
        (checkout "master")
        (add "b.txt" "B")
        (commit "second commit")
        (add "c.txt" "C")
        (commit "third commit")
        (merge "hack" "merge"))
    (with-repository directory repository
      (let ((master1 (find-commit repository "first"))
            (master2 (find-commit repository "second"))
            (master3 (find-commit repository "third"))
            (branch1 (find-commit repository "branch"))
            (merge   (find-commit repository "merge")))
        (list (commit-relation master3 master3)
              (commit-relation master1 master3)
              (commit-relation master3 master1)
              (commit-relation master2 branch1)
              (commit-relation branch1 master2)
              (commit-relation branch1 merge)
              (commit-relation merge branch1)
              (commit-relation master1 merge)
              (commit-relation merge master1))))))

(test-equal "commit-descendant?"
  '((master3 master3 => #t)
    (master1 master3 => #f)
    (master3 master1 => #t)
    (master2 branch1 => #f)
    (master2 branch1 master1 => #t)
    (branch1 master2 => #f)
    (branch1 merge   => #f)
    (merge branch1   => #t)
    (master1 merge   => #f)
    (merge master1   => #t))
  (with-temporary-git-repository directory
      '((add "a.txt" "A")
        (commit "first commit")
        (branch "hack")
        (checkout "hack")
        (add "1.txt" "1")
        (commit "branch commit")
        (checkout "master")
        (add "b.txt" "B")
        (commit "second commit")
        (add "c.txt" "C")
        (commit "third commit")
        (merge "hack" "merge"))
    (with-repository directory repository
      (let ((master1 (find-commit repository "first"))
            (master2 (find-commit repository "second"))
            (master3 (find-commit repository "third"))
            (branch1 (find-commit repository "branch"))
            (merge   (find-commit repository "merge")))
        (letrec-syntax ((verify
                         (syntax-rules ()
                           ((_) '())
                           ((_ (new old ...) rest ...)
                            (cons `(new old ... =>
                                        ,(commit-descendant? new
                                                             (list old ...)))
                                  (verify rest ...))))))
          (verify (master3 master3)
                  (master1 master3)
                  (master3 master1)
                  (master2 branch1)
                  (master2 branch1 master1)
                  (branch1 master2)
                  (branch1 merge)
                  (merge branch1)
                  (master1 merge)
                  (merge master1)))))))

(test-equal "remote-refs"
  '("refs/heads/develop" "refs/heads/master"
    "refs/tags/v1.0" "refs/tags/v1.1")
  (with-temporary-git-repository directory
      '((add "a.txt" "A")
        (commit "First commit")
        (tag "v1.0" "release-1.0")
        (branch "develop")
        (checkout "develop")
        (add "b.txt" "B")
        (commit "Second commit")
        (tag "v1.1" "release-1.1"))
    (remote-refs directory)))

(test-equal "remote-refs: only tags"
 '("refs/tags/v1.0" "refs/tags/v1.1")
  (with-temporary-git-repository directory
      '((add "a.txt" "A")
        (commit "First commit")
        (tag "v1.0" "Release 1.0")
        (add "b.txt" "B")
        (commit "Second commit")
        (tag "v1.1" "Release 1.1"))
    (remote-refs directory #:tags? #t)))

(test-assert "update-cached-checkout, tag"
  (call-with-temporary-directory
   (lambda (cache)
     (with-temporary-git-repository directory
         '((add "a.txt" "A")
           (commit "First commit")
           (tag "v1.0" "release-1.0")
           (branch "develop")
           (checkout "develop")
           (add "b.txt" "B")
           (commit "Second commit")
           (tag "v1.1" "release-1.1"))
       (let ((directory commit relation
                        (update-cached-checkout directory
                                                #:ref '(tag . "v1.1")
                                                #:cache-directory cache))
             (head   (let* ((pipe (open-pipe* OPEN_READ (git-command)
                                              "-C" directory
                                              "rev-parse" "HEAD"))
                            (str  (get-string-all pipe)))
                       (close-pipe pipe)
                       (string-trim-right str))))
         ;; COMMIT should be the ID of the commit object, not that of the tag.
         (string=? commit head))))))

(test-end "git")