Merge branch 'jc/gpg-status'
[git] / t / t5516-fetch-push.sh
1 #!/bin/sh
2
3 test_description='Basic fetch/push functionality.
4
5 This test checks the following functionality:
6
7 * command-line syntax
8 * refspecs
9 * fast-forward detection, and overriding it
10 * configuration
11 * hooks
12 * --porcelain output format
13 * hiderefs
14 * reflogs
15 '
16
17 . ./test-lib.sh
18
19 D=$(pwd)
20
21 mk_empty () {
22         repo_name="$1"
23         rm -fr "$repo_name" &&
24         mkdir "$repo_name" &&
25         (
26                 cd "$repo_name" &&
27                 git init &&
28                 git config receive.denyCurrentBranch warn &&
29                 mv .git/hooks .git/hooks-disabled
30         )
31 }
32
33 mk_test () {
34         repo_name="$1"
35         shift
36
37         mk_empty "$repo_name" &&
38         (
39                 for ref in "$@"
40                 do
41                         git push "$repo_name" $the_first_commit:refs/$ref ||
42                         exit
43                 done &&
44                 cd "$repo_name" &&
45                 for ref in "$@"
46                 do
47                         echo "$the_first_commit" >expect &&
48                         git show-ref -s --verify refs/$ref >actual &&
49                         test_cmp expect actual ||
50                         exit
51                 done &&
52                 git fsck --full
53         )
54 }
55
56 mk_test_with_hooks() {
57         repo_name=$1
58         mk_test "$@" &&
59         (
60                 cd "$repo_name" &&
61                 mkdir .git/hooks &&
62                 cd .git/hooks &&
63
64                 cat >pre-receive <<-'EOF' &&
65                 #!/bin/sh
66                 cat - >>pre-receive.actual
67                 EOF
68
69                 cat >update <<-'EOF' &&
70                 #!/bin/sh
71                 printf "%s %s %s\n" "$@" >>update.actual
72                 EOF
73
74                 cat >post-receive <<-'EOF' &&
75                 #!/bin/sh
76                 cat - >>post-receive.actual
77                 EOF
78
79                 cat >post-update <<-'EOF' &&
80                 #!/bin/sh
81                 for ref in "$@"
82                 do
83                         printf "%s\n" "$ref" >>post-update.actual
84                 done
85                 EOF
86
87                 chmod +x pre-receive update post-receive post-update
88         )
89 }
90
91 mk_child() {
92         rm -rf "$2" &&
93         git clone "$1" "$2"
94 }
95
96 check_push_result () {
97         test $# -ge 3 ||
98         error "bug in the test script: check_push_result requires at least 3 parameters"
99
100         repo_name="$1"
101         shift
102
103         (
104                 cd "$repo_name" &&
105                 echo "$1" >expect &&
106                 shift &&
107                 for ref in "$@"
108                 do
109                         git show-ref -s --verify refs/$ref >actual &&
110                         test_cmp expect actual ||
111                         exit
112                 done &&
113                 git fsck --full
114         )
115 }
116
117 test_expect_success setup '
118
119         >path1 &&
120         git add path1 &&
121         test_tick &&
122         git commit -a -m repo &&
123         the_first_commit=$(git show-ref -s --verify refs/heads/master) &&
124
125         >path2 &&
126         git add path2 &&
127         test_tick &&
128         git commit -a -m second &&
129         the_commit=$(git show-ref -s --verify refs/heads/master)
130
131 '
132
133 test_expect_success 'fetch without wildcard' '
134         mk_empty testrepo &&
135         (
136                 cd testrepo &&
137                 git fetch .. refs/heads/master:refs/remotes/origin/master &&
138
139                 echo "$the_commit commit        refs/remotes/origin/master" >expect &&
140                 git for-each-ref refs/remotes/origin >actual &&
141                 test_cmp expect actual
142         )
143 '
144
145 test_expect_success 'fetch with wildcard' '
146         mk_empty testrepo &&
147         (
148                 cd testrepo &&
149                 git config remote.up.url .. &&
150                 git config remote.up.fetch "refs/heads/*:refs/remotes/origin/*" &&
151                 git fetch up &&
152
153                 echo "$the_commit commit        refs/remotes/origin/master" >expect &&
154                 git for-each-ref refs/remotes/origin >actual &&
155                 test_cmp expect actual
156         )
157 '
158
159 test_expect_success 'fetch with insteadOf' '
160         mk_empty testrepo &&
161         (
162                 TRASH=$(pwd)/ &&
163                 cd testrepo &&
164                 git config "url.$TRASH.insteadOf" trash/ &&
165                 git config remote.up.url trash/. &&
166                 git config remote.up.fetch "refs/heads/*:refs/remotes/origin/*" &&
167                 git fetch up &&
168
169                 echo "$the_commit commit        refs/remotes/origin/master" >expect &&
170                 git for-each-ref refs/remotes/origin >actual &&
171                 test_cmp expect actual
172         )
173 '
174
175 test_expect_success 'fetch with pushInsteadOf (should not rewrite)' '
176         mk_empty testrepo &&
177         (
178                 TRASH=$(pwd)/ &&
179                 cd testrepo &&
180                 git config "url.trash/.pushInsteadOf" "$TRASH" &&
181                 git config remote.up.url "$TRASH." &&
182                 git config remote.up.fetch "refs/heads/*:refs/remotes/origin/*" &&
183                 git fetch up &&
184
185                 echo "$the_commit commit        refs/remotes/origin/master" >expect &&
186                 git for-each-ref refs/remotes/origin >actual &&
187                 test_cmp expect actual
188         )
189 '
190
191 test_expect_success 'push without wildcard' '
192         mk_empty testrepo &&
193
194         git push testrepo refs/heads/master:refs/remotes/origin/master &&
195         (
196                 cd testrepo &&
197                 echo "$the_commit commit        refs/remotes/origin/master" >expect &&
198                 git for-each-ref refs/remotes/origin >actual &&
199                 test_cmp expect actual
200         )
201 '
202
203 test_expect_success 'push with wildcard' '
204         mk_empty testrepo &&
205
206         git push testrepo "refs/heads/*:refs/remotes/origin/*" &&
207         (
208                 cd testrepo &&
209                 echo "$the_commit commit        refs/remotes/origin/master" >expect &&
210                 git for-each-ref refs/remotes/origin >actual &&
211                 test_cmp expect actual
212         )
213 '
214
215 test_expect_success 'push with insteadOf' '
216         mk_empty testrepo &&
217         TRASH="$(pwd)/" &&
218         test_config "url.$TRASH.insteadOf" trash/ &&
219         git push trash/testrepo refs/heads/master:refs/remotes/origin/master &&
220         (
221                 cd testrepo &&
222                 echo "$the_commit commit        refs/remotes/origin/master" >expect &&
223                 git for-each-ref refs/remotes/origin >actual &&
224                 test_cmp expect actual
225         )
226 '
227
228 test_expect_success 'push with pushInsteadOf' '
229         mk_empty testrepo &&
230         TRASH="$(pwd)/" &&
231         test_config "url.$TRASH.pushInsteadOf" trash/ &&
232         git push trash/testrepo refs/heads/master:refs/remotes/origin/master &&
233         (
234                 cd testrepo &&
235                 echo "$the_commit commit        refs/remotes/origin/master" >expect &&
236                 git for-each-ref refs/remotes/origin >actual &&
237                 test_cmp expect actual
238         )
239 '
240
241 test_expect_success 'push with pushInsteadOf and explicit pushurl (pushInsteadOf should not rewrite)' '
242         mk_empty testrepo &&
243         test_config "url.trash2/.pushInsteadOf" testrepo/ &&
244         test_config "url.trash3/.pushInsteadOf" trash/wrong &&
245         test_config remote.r.url trash/wrong &&
246         test_config remote.r.pushurl "testrepo/" &&
247         git push r refs/heads/master:refs/remotes/origin/master &&
248         (
249                 cd testrepo &&
250                 echo "$the_commit commit        refs/remotes/origin/master" >expect &&
251                 git for-each-ref refs/remotes/origin >actual &&
252                 test_cmp expect actual
253         )
254 '
255
256 test_expect_success 'push with matching heads' '
257
258         mk_test testrepo heads/master &&
259         git push testrepo : &&
260         check_push_result testrepo $the_commit heads/master
261
262 '
263
264 test_expect_success 'push with matching heads on the command line' '
265
266         mk_test testrepo heads/master &&
267         git push testrepo : &&
268         check_push_result testrepo $the_commit heads/master
269
270 '
271
272 test_expect_success 'failed (non-fast-forward) push with matching heads' '
273
274         mk_test testrepo heads/master &&
275         git push testrepo : &&
276         git commit --amend -massaged &&
277         test_must_fail git push testrepo &&
278         check_push_result testrepo $the_commit heads/master &&
279         git reset --hard $the_commit
280
281 '
282
283 test_expect_success 'push --force with matching heads' '
284
285         mk_test testrepo heads/master &&
286         git push testrepo : &&
287         git commit --amend -massaged &&
288         git push --force testrepo : &&
289         ! check_push_result testrepo $the_commit heads/master &&
290         git reset --hard $the_commit
291
292 '
293
294 test_expect_success 'push with matching heads and forced update' '
295
296         mk_test testrepo heads/master &&
297         git push testrepo : &&
298         git commit --amend -massaged &&
299         git push testrepo +: &&
300         ! check_push_result testrepo $the_commit heads/master &&
301         git reset --hard $the_commit
302
303 '
304
305 test_expect_success 'push with no ambiguity (1)' '
306
307         mk_test testrepo heads/master &&
308         git push testrepo master:master &&
309         check_push_result testrepo $the_commit heads/master
310
311 '
312
313 test_expect_success 'push with no ambiguity (2)' '
314
315         mk_test testrepo remotes/origin/master &&
316         git push testrepo master:origin/master &&
317         check_push_result testrepo $the_commit remotes/origin/master
318
319 '
320
321 test_expect_success 'push with colon-less refspec, no ambiguity' '
322
323         mk_test testrepo heads/master heads/t/master &&
324         git branch -f t/master master &&
325         git push testrepo master &&
326         check_push_result testrepo $the_commit heads/master &&
327         check_push_result testrepo $the_first_commit heads/t/master
328
329 '
330
331 test_expect_success 'push with weak ambiguity (1)' '
332
333         mk_test testrepo heads/master remotes/origin/master &&
334         git push testrepo master:master &&
335         check_push_result testrepo $the_commit heads/master &&
336         check_push_result testrepo $the_first_commit remotes/origin/master
337
338 '
339
340 test_expect_success 'push with weak ambiguity (2)' '
341
342         mk_test testrepo heads/master remotes/origin/master remotes/another/master &&
343         git push testrepo master:master &&
344         check_push_result testrepo $the_commit heads/master &&
345         check_push_result testrepo $the_first_commit remotes/origin/master remotes/another/master
346
347 '
348
349 test_expect_success 'push with ambiguity' '
350
351         mk_test testrepo heads/frotz tags/frotz &&
352         test_must_fail git push testrepo master:frotz &&
353         check_push_result testrepo $the_first_commit heads/frotz tags/frotz
354
355 '
356
357 test_expect_success 'push with colon-less refspec (1)' '
358
359         mk_test testrepo heads/frotz tags/frotz &&
360         git branch -f frotz master &&
361         git push testrepo frotz &&
362         check_push_result testrepo $the_commit heads/frotz &&
363         check_push_result testrepo $the_first_commit tags/frotz
364
365 '
366
367 test_expect_success 'push with colon-less refspec (2)' '
368
369         mk_test testrepo heads/frotz tags/frotz &&
370         if git show-ref --verify -q refs/heads/frotz
371         then
372                 git branch -D frotz
373         fi &&
374         git tag -f frotz &&
375         git push -f testrepo frotz &&
376         check_push_result testrepo $the_commit tags/frotz &&
377         check_push_result testrepo $the_first_commit heads/frotz
378
379 '
380
381 test_expect_success 'push with colon-less refspec (3)' '
382
383         mk_test testrepo &&
384         if git show-ref --verify -q refs/tags/frotz
385         then
386                 git tag -d frotz
387         fi &&
388         git branch -f frotz master &&
389         git push testrepo frotz &&
390         check_push_result testrepo $the_commit heads/frotz &&
391         test 1 = $( cd testrepo && git show-ref | wc -l )
392 '
393
394 test_expect_success 'push with colon-less refspec (4)' '
395
396         mk_test testrepo &&
397         if git show-ref --verify -q refs/heads/frotz
398         then
399                 git branch -D frotz
400         fi &&
401         git tag -f frotz &&
402         git push testrepo frotz &&
403         check_push_result testrepo $the_commit tags/frotz &&
404         test 1 = $( cd testrepo && git show-ref | wc -l )
405
406 '
407
408 test_expect_success 'push head with non-existent, incomplete dest' '
409
410         mk_test testrepo &&
411         git push testrepo master:branch &&
412         check_push_result testrepo $the_commit heads/branch
413
414 '
415
416 test_expect_success 'push tag with non-existent, incomplete dest' '
417
418         mk_test testrepo &&
419         git tag -f v1.0 &&
420         git push testrepo v1.0:tag &&
421         check_push_result testrepo $the_commit tags/tag
422
423 '
424
425 test_expect_success 'push sha1 with non-existent, incomplete dest' '
426
427         mk_test testrepo &&
428         test_must_fail git push testrepo $(git rev-parse master):foo
429
430 '
431
432 test_expect_success 'push ref expression with non-existent, incomplete dest' '
433
434         mk_test testrepo &&
435         test_must_fail git push testrepo master^:branch
436
437 '
438
439 test_expect_success 'push with HEAD' '
440
441         mk_test testrepo heads/master &&
442         git checkout master &&
443         git push testrepo HEAD &&
444         check_push_result testrepo $the_commit heads/master
445
446 '
447
448 test_expect_success 'push with HEAD nonexisting at remote' '
449
450         mk_test testrepo heads/master &&
451         git checkout -b local master &&
452         git push testrepo HEAD &&
453         check_push_result testrepo $the_commit heads/local
454 '
455
456 test_expect_success 'push with +HEAD' '
457
458         mk_test testrepo heads/master &&
459         git checkout master &&
460         git branch -D local &&
461         git checkout -b local &&
462         git push testrepo master local &&
463         check_push_result testrepo $the_commit heads/master &&
464         check_push_result testrepo $the_commit heads/local &&
465
466         # Without force rewinding should fail
467         git reset --hard HEAD^ &&
468         test_must_fail git push testrepo HEAD &&
469         check_push_result testrepo $the_commit heads/local &&
470
471         # With force rewinding should succeed
472         git push testrepo +HEAD &&
473         check_push_result testrepo $the_first_commit heads/local
474
475 '
476
477 test_expect_success 'push HEAD with non-existent, incomplete dest' '
478
479         mk_test testrepo &&
480         git checkout master &&
481         git push testrepo HEAD:branch &&
482         check_push_result testrepo $the_commit heads/branch
483
484 '
485
486 test_expect_success 'push with config remote.*.push = HEAD' '
487
488         mk_test testrepo heads/local &&
489         git checkout master &&
490         git branch -f local $the_commit &&
491         (
492                 cd testrepo &&
493                 git checkout local &&
494                 git reset --hard $the_first_commit
495         ) &&
496         test_config remote.there.url testrepo &&
497         test_config remote.there.push HEAD &&
498         test_config branch.master.remote there &&
499         git push &&
500         check_push_result testrepo $the_commit heads/master &&
501         check_push_result testrepo $the_first_commit heads/local
502 '
503
504 test_expect_success 'push with remote.pushdefault' '
505         mk_test up_repo heads/master &&
506         mk_test down_repo heads/master &&
507         test_config remote.up.url up_repo &&
508         test_config remote.down.url down_repo &&
509         test_config branch.master.remote up &&
510         test_config remote.pushdefault down &&
511         test_config push.default matching &&
512         git push &&
513         check_push_result up_repo $the_first_commit heads/master &&
514         check_push_result down_repo $the_commit heads/master
515 '
516
517 test_expect_success 'push with config remote.*.pushurl' '
518
519         mk_test testrepo heads/master &&
520         git checkout master &&
521         test_config remote.there.url test2repo &&
522         test_config remote.there.pushurl testrepo &&
523         git push there : &&
524         check_push_result testrepo $the_commit heads/master
525 '
526
527 test_expect_success 'push with config branch.*.pushremote' '
528         mk_test up_repo heads/master &&
529         mk_test side_repo heads/master &&
530         mk_test down_repo heads/master &&
531         test_config remote.up.url up_repo &&
532         test_config remote.pushdefault side_repo &&
533         test_config remote.down.url down_repo &&
534         test_config branch.master.remote up &&
535         test_config branch.master.pushremote down &&
536         test_config push.default matching &&
537         git push &&
538         check_push_result up_repo $the_first_commit heads/master &&
539         check_push_result side_repo $the_first_commit heads/master &&
540         check_push_result down_repo $the_commit heads/master
541 '
542
543 test_expect_success 'branch.*.pushremote config order is irrelevant' '
544         mk_test one_repo heads/master &&
545         mk_test two_repo heads/master &&
546         test_config remote.one.url one_repo &&
547         test_config remote.two.url two_repo &&
548         test_config branch.master.pushremote two_repo &&
549         test_config remote.pushdefault one_repo &&
550         test_config push.default matching &&
551         git push &&
552         check_push_result one_repo $the_first_commit heads/master &&
553         check_push_result two_repo $the_commit heads/master
554 '
555
556 test_expect_success 'push with dry-run' '
557
558         mk_test testrepo heads/master &&
559         old_commit=$(git -C testrepo show-ref -s --verify refs/heads/master) &&
560         git push --dry-run testrepo : &&
561         check_push_result testrepo $old_commit heads/master
562 '
563
564 test_expect_success 'push updates local refs' '
565
566         mk_test testrepo heads/master &&
567         mk_child testrepo child &&
568         (
569                 cd child &&
570                 git pull .. master &&
571                 git push &&
572                 test $(git rev-parse master) = \
573                         $(git rev-parse remotes/origin/master)
574         )
575
576 '
577
578 test_expect_success 'push updates up-to-date local refs' '
579
580         mk_test testrepo heads/master &&
581         mk_child testrepo child1 &&
582         mk_child testrepo child2 &&
583         (cd child1 && git pull .. master && git push) &&
584         (
585                 cd child2 &&
586                 git pull ../child1 master &&
587                 git push &&
588                 test $(git rev-parse master) = \
589                         $(git rev-parse remotes/origin/master)
590         )
591
592 '
593
594 test_expect_success 'push preserves up-to-date packed refs' '
595
596         mk_test testrepo heads/master &&
597         mk_child testrepo child &&
598         (
599                 cd child &&
600                 git push &&
601                 ! test -f .git/refs/remotes/origin/master
602         )
603
604 '
605
606 test_expect_success 'push does not update local refs on failure' '
607
608         mk_test testrepo heads/master &&
609         mk_child testrepo child &&
610         mkdir testrepo/.git/hooks &&
611         echo "#!/no/frobnication/today" >testrepo/.git/hooks/pre-receive &&
612         chmod +x testrepo/.git/hooks/pre-receive &&
613         (
614                 cd child &&
615                 git pull .. master &&
616                 test_must_fail git push &&
617                 test $(git rev-parse master) != \
618                         $(git rev-parse remotes/origin/master)
619         )
620
621 '
622
623 test_expect_success 'allow deleting an invalid remote ref' '
624
625         mk_test testrepo heads/master &&
626         rm -f testrepo/.git/objects/??/* &&
627         git push testrepo :refs/heads/master &&
628         (cd testrepo && test_must_fail git rev-parse --verify refs/heads/master)
629
630 '
631
632 test_expect_success 'pushing valid refs triggers post-receive and post-update hooks' '
633         mk_test_with_hooks testrepo heads/master heads/next &&
634         orgmaster=$(cd testrepo && git show-ref -s --verify refs/heads/master) &&
635         newmaster=$(git show-ref -s --verify refs/heads/master) &&
636         orgnext=$(cd testrepo && git show-ref -s --verify refs/heads/next) &&
637         newnext=$ZERO_OID &&
638         git push testrepo refs/heads/master:refs/heads/master :refs/heads/next &&
639         (
640                 cd testrepo/.git &&
641                 cat >pre-receive.expect <<-EOF &&
642                 $orgmaster $newmaster refs/heads/master
643                 $orgnext $newnext refs/heads/next
644                 EOF
645
646                 cat >update.expect <<-EOF &&
647                 refs/heads/master $orgmaster $newmaster
648                 refs/heads/next $orgnext $newnext
649                 EOF
650
651                 cat >post-receive.expect <<-EOF &&
652                 $orgmaster $newmaster refs/heads/master
653                 $orgnext $newnext refs/heads/next
654                 EOF
655
656                 cat >post-update.expect <<-EOF &&
657                 refs/heads/master
658                 refs/heads/next
659                 EOF
660
661                 test_cmp pre-receive.expect pre-receive.actual &&
662                 test_cmp update.expect update.actual &&
663                 test_cmp post-receive.expect post-receive.actual &&
664                 test_cmp post-update.expect post-update.actual
665         )
666 '
667
668 test_expect_success 'deleting dangling ref triggers hooks with correct args' '
669         mk_test_with_hooks testrepo heads/master &&
670         rm -f testrepo/.git/objects/??/* &&
671         git push testrepo :refs/heads/master &&
672         (
673                 cd testrepo/.git &&
674                 cat >pre-receive.expect <<-EOF &&
675                 $ZERO_OID $ZERO_OID refs/heads/master
676                 EOF
677
678                 cat >update.expect <<-EOF &&
679                 refs/heads/master $ZERO_OID $ZERO_OID
680                 EOF
681
682                 cat >post-receive.expect <<-EOF &&
683                 $ZERO_OID $ZERO_OID refs/heads/master
684                 EOF
685
686                 cat >post-update.expect <<-EOF &&
687                 refs/heads/master
688                 EOF
689
690                 test_cmp pre-receive.expect pre-receive.actual &&
691                 test_cmp update.expect update.actual &&
692                 test_cmp post-receive.expect post-receive.actual &&
693                 test_cmp post-update.expect post-update.actual
694         )
695 '
696
697 test_expect_success 'deletion of a non-existent ref is not fed to post-receive and post-update hooks' '
698         mk_test_with_hooks testrepo heads/master &&
699         orgmaster=$(cd testrepo && git show-ref -s --verify refs/heads/master) &&
700         newmaster=$(git show-ref -s --verify refs/heads/master) &&
701         git push testrepo master :refs/heads/nonexistent &&
702         (
703                 cd testrepo/.git &&
704                 cat >pre-receive.expect <<-EOF &&
705                 $orgmaster $newmaster refs/heads/master
706                 $ZERO_OID $ZERO_OID refs/heads/nonexistent
707                 EOF
708
709                 cat >update.expect <<-EOF &&
710                 refs/heads/master $orgmaster $newmaster
711                 refs/heads/nonexistent $ZERO_OID $ZERO_OID
712                 EOF
713
714                 cat >post-receive.expect <<-EOF &&
715                 $orgmaster $newmaster refs/heads/master
716                 EOF
717
718                 cat >post-update.expect <<-EOF &&
719                 refs/heads/master
720                 EOF
721
722                 test_cmp pre-receive.expect pre-receive.actual &&
723                 test_cmp update.expect update.actual &&
724                 test_cmp post-receive.expect post-receive.actual &&
725                 test_cmp post-update.expect post-update.actual
726         )
727 '
728
729 test_expect_success 'deletion of a non-existent ref alone does trigger post-receive and post-update hooks' '
730         mk_test_with_hooks testrepo heads/master &&
731         git push testrepo :refs/heads/nonexistent &&
732         (
733                 cd testrepo/.git &&
734                 cat >pre-receive.expect <<-EOF &&
735                 $ZERO_OID $ZERO_OID refs/heads/nonexistent
736                 EOF
737
738                 cat >update.expect <<-EOF &&
739                 refs/heads/nonexistent $ZERO_OID $ZERO_OID
740                 EOF
741
742                 test_cmp pre-receive.expect pre-receive.actual &&
743                 test_cmp update.expect update.actual &&
744                 test_path_is_missing post-receive.actual &&
745                 test_path_is_missing post-update.actual
746         )
747 '
748
749 test_expect_success 'mixed ref updates, deletes, invalid deletes trigger hooks with correct input' '
750         mk_test_with_hooks testrepo heads/master heads/next heads/pu &&
751         orgmaster=$(cd testrepo && git show-ref -s --verify refs/heads/master) &&
752         newmaster=$(git show-ref -s --verify refs/heads/master) &&
753         orgnext=$(cd testrepo && git show-ref -s --verify refs/heads/next) &&
754         newnext=$ZERO_OID &&
755         orgpu=$(cd testrepo && git show-ref -s --verify refs/heads/pu) &&
756         newpu=$(git show-ref -s --verify refs/heads/master) &&
757         git push testrepo refs/heads/master:refs/heads/master \
758             refs/heads/master:refs/heads/pu :refs/heads/next \
759             :refs/heads/nonexistent &&
760         (
761                 cd testrepo/.git &&
762                 cat >pre-receive.expect <<-EOF &&
763                 $orgmaster $newmaster refs/heads/master
764                 $orgnext $newnext refs/heads/next
765                 $orgpu $newpu refs/heads/pu
766                 $ZERO_OID $ZERO_OID refs/heads/nonexistent
767                 EOF
768
769                 cat >update.expect <<-EOF &&
770                 refs/heads/master $orgmaster $newmaster
771                 refs/heads/next $orgnext $newnext
772                 refs/heads/pu $orgpu $newpu
773                 refs/heads/nonexistent $ZERO_OID $ZERO_OID
774                 EOF
775
776                 cat >post-receive.expect <<-EOF &&
777                 $orgmaster $newmaster refs/heads/master
778                 $orgnext $newnext refs/heads/next
779                 $orgpu $newpu refs/heads/pu
780                 EOF
781
782                 cat >post-update.expect <<-EOF &&
783                 refs/heads/master
784                 refs/heads/next
785                 refs/heads/pu
786                 EOF
787
788                 test_cmp pre-receive.expect pre-receive.actual &&
789                 test_cmp update.expect update.actual &&
790                 test_cmp post-receive.expect post-receive.actual &&
791                 test_cmp post-update.expect post-update.actual
792         )
793 '
794
795 test_expect_success 'allow deleting a ref using --delete' '
796         mk_test testrepo heads/master &&
797         (cd testrepo && git config receive.denyDeleteCurrent warn) &&
798         git push testrepo --delete master &&
799         (cd testrepo && test_must_fail git rev-parse --verify refs/heads/master)
800 '
801
802 test_expect_success 'allow deleting a tag using --delete' '
803         mk_test testrepo heads/master &&
804         git tag -a -m dummy_message deltag heads/master &&
805         git push testrepo --tags &&
806         (cd testrepo && git rev-parse --verify -q refs/tags/deltag) &&
807         git push testrepo --delete tag deltag &&
808         (cd testrepo && test_must_fail git rev-parse --verify refs/tags/deltag)
809 '
810
811 test_expect_success 'push --delete without args aborts' '
812         mk_test testrepo heads/master &&
813         test_must_fail git push testrepo --delete
814 '
815
816 test_expect_success 'push --delete refuses src:dest refspecs' '
817         mk_test testrepo heads/master &&
818         test_must_fail git push testrepo --delete master:foo
819 '
820
821 test_expect_success 'warn on push to HEAD of non-bare repository' '
822         mk_test testrepo heads/master &&
823         (
824                 cd testrepo &&
825                 git checkout master &&
826                 git config receive.denyCurrentBranch warn
827         ) &&
828         git push testrepo master 2>stderr &&
829         grep "warning: updating the current branch" stderr
830 '
831
832 test_expect_success 'deny push to HEAD of non-bare repository' '
833         mk_test testrepo heads/master &&
834         (
835                 cd testrepo &&
836                 git checkout master &&
837                 git config receive.denyCurrentBranch true
838         ) &&
839         test_must_fail git push testrepo master
840 '
841
842 test_expect_success 'allow push to HEAD of bare repository (bare)' '
843         mk_test testrepo heads/master &&
844         (
845                 cd testrepo &&
846                 git checkout master &&
847                 git config receive.denyCurrentBranch true &&
848                 git config core.bare true
849         ) &&
850         git push testrepo master 2>stderr &&
851         ! grep "warning: updating the current branch" stderr
852 '
853
854 test_expect_success 'allow push to HEAD of non-bare repository (config)' '
855         mk_test testrepo heads/master &&
856         (
857                 cd testrepo &&
858                 git checkout master &&
859                 git config receive.denyCurrentBranch false
860         ) &&
861         git push testrepo master 2>stderr &&
862         ! grep "warning: updating the current branch" stderr
863 '
864
865 test_expect_success 'fetch with branches' '
866         mk_empty testrepo &&
867         git branch second $the_first_commit &&
868         git checkout second &&
869         echo ".." > testrepo/.git/branches/branch1 &&
870         (
871                 cd testrepo &&
872                 git fetch branch1 &&
873                 echo "$the_commit commit        refs/heads/branch1" >expect &&
874                 git for-each-ref refs/heads >actual &&
875                 test_cmp expect actual
876         ) &&
877         git checkout master
878 '
879
880 test_expect_success 'fetch with branches containing #' '
881         mk_empty testrepo &&
882         echo "..#second" > testrepo/.git/branches/branch2 &&
883         (
884                 cd testrepo &&
885                 git fetch branch2 &&
886                 echo "$the_first_commit commit  refs/heads/branch2" >expect &&
887                 git for-each-ref refs/heads >actual &&
888                 test_cmp expect actual
889         ) &&
890         git checkout master
891 '
892
893 test_expect_success 'push with branches' '
894         mk_empty testrepo &&
895         git checkout second &&
896         echo "testrepo" > .git/branches/branch1 &&
897         git push branch1 &&
898         (
899                 cd testrepo &&
900                 echo "$the_first_commit commit  refs/heads/master" >expect &&
901                 git for-each-ref refs/heads >actual &&
902                 test_cmp expect actual
903         )
904 '
905
906 test_expect_success 'push with branches containing #' '
907         mk_empty testrepo &&
908         echo "testrepo#branch3" > .git/branches/branch2 &&
909         git push branch2 &&
910         (
911                 cd testrepo &&
912                 echo "$the_first_commit commit  refs/heads/branch3" >expect &&
913                 git for-each-ref refs/heads >actual &&
914                 test_cmp expect actual
915         ) &&
916         git checkout master
917 '
918
919 test_expect_success 'push into aliased refs (consistent)' '
920         mk_test testrepo heads/master &&
921         mk_child testrepo child1 &&
922         mk_child testrepo child2 &&
923         (
924                 cd child1 &&
925                 git branch foo &&
926                 git symbolic-ref refs/heads/bar refs/heads/foo &&
927                 git config receive.denyCurrentBranch false
928         ) &&
929         (
930                 cd child2 &&
931                 >path2 &&
932                 git add path2 &&
933                 test_tick &&
934                 git commit -a -m child2 &&
935                 git branch foo &&
936                 git branch bar &&
937                 git push ../child1 foo bar
938         )
939 '
940
941 test_expect_success 'push into aliased refs (inconsistent)' '
942         mk_test testrepo heads/master &&
943         mk_child testrepo child1 &&
944         mk_child testrepo child2 &&
945         (
946                 cd child1 &&
947                 git branch foo &&
948                 git symbolic-ref refs/heads/bar refs/heads/foo &&
949                 git config receive.denyCurrentBranch false
950         ) &&
951         (
952                 cd child2 &&
953                 >path2 &&
954                 git add path2 &&
955                 test_tick &&
956                 git commit -a -m child2 &&
957                 git branch foo &&
958                 >path3 &&
959                 git add path3 &&
960                 test_tick &&
961                 git commit -a -m child2 &&
962                 git branch bar &&
963                 test_must_fail git push ../child1 foo bar 2>stderr &&
964                 grep "refusing inconsistent update" stderr
965         )
966 '
967
968 test_expect_success 'push requires --force to update lightweight tag' '
969         mk_test testrepo heads/master &&
970         mk_child testrepo child1 &&
971         mk_child testrepo child2 &&
972         (
973                 cd child1 &&
974                 git tag Tag &&
975                 git push ../child2 Tag &&
976                 git push ../child2 Tag &&
977                 >file1 &&
978                 git add file1 &&
979                 git commit -m "file1" &&
980                 git tag -f Tag &&
981                 test_must_fail git push ../child2 Tag &&
982                 git push --force ../child2 Tag &&
983                 git tag -f Tag &&
984                 test_must_fail git push ../child2 Tag HEAD~ &&
985                 git push --force ../child2 Tag
986         )
987 '
988
989 test_expect_success 'push --porcelain' '
990         mk_empty testrepo &&
991         echo >.git/foo  "To testrepo" &&
992         echo >>.git/foo "*      refs/heads/master:refs/remotes/origin/master    [new branch]"  &&
993         echo >>.git/foo "Done" &&
994         git push >.git/bar --porcelain  testrepo refs/heads/master:refs/remotes/origin/master &&
995         (
996                 cd testrepo &&
997                 echo "$the_commit commit        refs/remotes/origin/master" >expect &&
998                 git for-each-ref refs/remotes/origin >actual &&
999                 test_cmp expect actual
1000         ) &&
1001         test_cmp .git/foo .git/bar
1002 '
1003
1004 test_expect_success 'push --porcelain bad url' '
1005         mk_empty testrepo &&
1006         test_must_fail git push >.git/bar --porcelain asdfasdfasd refs/heads/master:refs/remotes/origin/master &&
1007         ! grep -q Done .git/bar
1008 '
1009
1010 test_expect_success 'push --porcelain rejected' '
1011         mk_empty testrepo &&
1012         git push testrepo refs/heads/master:refs/remotes/origin/master &&
1013         (cd testrepo &&
1014                 git reset --hard origin/master^ &&
1015                 git config receive.denyCurrentBranch true) &&
1016
1017         echo >.git/foo  "To testrepo"  &&
1018         echo >>.git/foo "!      refs/heads/master:refs/heads/master     [remote rejected] (branch is currently checked out)" &&
1019
1020         test_must_fail git push >.git/bar --porcelain  testrepo refs/heads/master:refs/heads/master &&
1021         test_cmp .git/foo .git/bar
1022 '
1023
1024 test_expect_success 'push --porcelain --dry-run rejected' '
1025         mk_empty testrepo &&
1026         git push testrepo refs/heads/master:refs/remotes/origin/master &&
1027         (cd testrepo &&
1028                 git reset --hard origin/master &&
1029                 git config receive.denyCurrentBranch true) &&
1030
1031         echo >.git/foo  "To testrepo"  &&
1032         echo >>.git/foo "!      refs/heads/master^:refs/heads/master    [rejected] (non-fast-forward)" &&
1033         echo >>.git/foo "Done" &&
1034
1035         test_must_fail git push >.git/bar --porcelain  --dry-run testrepo refs/heads/master^:refs/heads/master &&
1036         test_cmp .git/foo .git/bar
1037 '
1038
1039 test_expect_success 'push --prune' '
1040         mk_test testrepo heads/master heads/second heads/foo heads/bar &&
1041         git push --prune testrepo : &&
1042         check_push_result testrepo $the_commit heads/master &&
1043         check_push_result testrepo $the_first_commit heads/second &&
1044         ! check_push_result testrepo $the_first_commit heads/foo heads/bar
1045 '
1046
1047 test_expect_success 'push --prune refspec' '
1048         mk_test testrepo tmp/master tmp/second tmp/foo tmp/bar &&
1049         git push --prune testrepo "refs/heads/*:refs/tmp/*" &&
1050         check_push_result testrepo $the_commit tmp/master &&
1051         check_push_result testrepo $the_first_commit tmp/second &&
1052         ! check_push_result testrepo $the_first_commit tmp/foo tmp/bar
1053 '
1054
1055 for configsection in transfer receive
1056 do
1057         test_expect_success "push to update a ref hidden by $configsection.hiderefs" '
1058                 mk_test testrepo heads/master hidden/one hidden/two hidden/three &&
1059                 (
1060                         cd testrepo &&
1061                         git config $configsection.hiderefs refs/hidden
1062                 ) &&
1063
1064                 # push to unhidden ref succeeds normally
1065                 git push testrepo master:refs/heads/master &&
1066                 check_push_result testrepo $the_commit heads/master &&
1067
1068                 # push to update a hidden ref should fail
1069                 test_must_fail git push testrepo master:refs/hidden/one &&
1070                 check_push_result testrepo $the_first_commit hidden/one &&
1071
1072                 # push to delete a hidden ref should fail
1073                 test_must_fail git push testrepo :refs/hidden/two &&
1074                 check_push_result testrepo $the_first_commit hidden/two &&
1075
1076                 # idempotent push to update a hidden ref should fail
1077                 test_must_fail git push testrepo $the_first_commit:refs/hidden/three &&
1078                 check_push_result testrepo $the_first_commit hidden/three
1079         '
1080 done
1081
1082 test_expect_success 'fetch exact SHA1' '
1083         mk_test testrepo heads/master hidden/one &&
1084         git push testrepo master:refs/hidden/one &&
1085         (
1086                 cd testrepo &&
1087                 git config transfer.hiderefs refs/hidden
1088         ) &&
1089         check_push_result testrepo $the_commit hidden/one &&
1090
1091         mk_child testrepo child &&
1092         (
1093                 cd child &&
1094
1095                 # make sure $the_commit does not exist here
1096                 git repack -a -d &&
1097                 git prune &&
1098                 test_must_fail git cat-file -t $the_commit &&
1099
1100                 # fetching the hidden object should fail by default
1101                 test_must_fail git fetch -v ../testrepo $the_commit:refs/heads/copy 2>err &&
1102                 test_i18ngrep "Server does not allow request for unadvertised object" err &&
1103                 test_must_fail git rev-parse --verify refs/heads/copy &&
1104
1105                 # the server side can allow it to succeed
1106                 (
1107                         cd ../testrepo &&
1108                         git config uploadpack.allowtipsha1inwant true
1109                 ) &&
1110
1111                 git fetch -v ../testrepo $the_commit:refs/heads/copy master:refs/heads/extra &&
1112                 cat >expect <<-EOF &&
1113                 $the_commit
1114                 $the_first_commit
1115                 EOF
1116                 {
1117                         git rev-parse --verify refs/heads/copy &&
1118                         git rev-parse --verify refs/heads/extra
1119                 } >actual &&
1120                 test_cmp expect actual
1121         )
1122 '
1123
1124 test_expect_success 'fetch exact SHA1 in protocol v2' '
1125         mk_test testrepo heads/master hidden/one &&
1126         git push testrepo master:refs/hidden/one &&
1127         git -C testrepo config transfer.hiderefs refs/hidden &&
1128         check_push_result testrepo $the_commit hidden/one &&
1129
1130         mk_child testrepo child &&
1131         git -C child config protocol.version 2 &&
1132
1133         # make sure $the_commit does not exist here
1134         git -C child repack -a -d &&
1135         git -C child prune &&
1136         test_must_fail git -C child cat-file -t $the_commit &&
1137
1138         # fetching the hidden object succeeds by default
1139         # NEEDSWORK: should this match the v0 behavior instead?
1140         git -C child fetch -v ../testrepo $the_commit:refs/heads/copy
1141 '
1142
1143 for configallowtipsha1inwant in true false
1144 do
1145         test_expect_success "shallow fetch reachable SHA1 (but not a ref), allowtipsha1inwant=$configallowtipsha1inwant" '
1146                 mk_empty testrepo &&
1147                 (
1148                         cd testrepo &&
1149                         git config uploadpack.allowtipsha1inwant $configallowtipsha1inwant &&
1150                         git commit --allow-empty -m foo &&
1151                         git commit --allow-empty -m bar
1152                 ) &&
1153                 SHA1=$(git --git-dir=testrepo/.git rev-parse HEAD^) &&
1154                 mk_empty shallow &&
1155                 (
1156                         cd shallow &&
1157                         test_must_fail git fetch --depth=1 ../testrepo/.git $SHA1 &&
1158                         git --git-dir=../testrepo/.git config uploadpack.allowreachablesha1inwant true &&
1159                         git fetch --depth=1 ../testrepo/.git $SHA1 &&
1160                         git cat-file commit $SHA1
1161                 )
1162         '
1163
1164         test_expect_success "deny fetch unreachable SHA1, allowtipsha1inwant=$configallowtipsha1inwant" '
1165                 mk_empty testrepo &&
1166                 (
1167                         cd testrepo &&
1168                         git config uploadpack.allowtipsha1inwant $configallowtipsha1inwant &&
1169                         git commit --allow-empty -m foo &&
1170                         git commit --allow-empty -m bar &&
1171                         git commit --allow-empty -m xyz
1172                 ) &&
1173                 SHA1_1=$(git --git-dir=testrepo/.git rev-parse HEAD^^) &&
1174                 SHA1_2=$(git --git-dir=testrepo/.git rev-parse HEAD^) &&
1175                 SHA1_3=$(git --git-dir=testrepo/.git rev-parse HEAD) &&
1176                 (
1177                         cd testrepo &&
1178                         git reset --hard $SHA1_2 &&
1179                         git cat-file commit $SHA1_1 &&
1180                         git cat-file commit $SHA1_3
1181                 ) &&
1182                 mk_empty shallow &&
1183                 (
1184                         cd shallow &&
1185                         test_must_fail ok=sigpipe git fetch ../testrepo/.git $SHA1_3 &&
1186                         test_must_fail ok=sigpipe git fetch ../testrepo/.git $SHA1_1 &&
1187                         git --git-dir=../testrepo/.git config uploadpack.allowreachablesha1inwant true &&
1188                         git fetch ../testrepo/.git $SHA1_1 &&
1189                         git cat-file commit $SHA1_1 &&
1190                         test_must_fail git cat-file commit $SHA1_2 &&
1191                         git fetch ../testrepo/.git $SHA1_2 &&
1192                         git cat-file commit $SHA1_2 &&
1193                         test_must_fail ok=sigpipe git fetch ../testrepo/.git $SHA1_3
1194                 )
1195         '
1196 done
1197
1198 test_expect_success 'fetch follows tags by default' '
1199         mk_test testrepo heads/master &&
1200         rm -fr src dst &&
1201         git init src &&
1202         (
1203                 cd src &&
1204                 git pull ../testrepo master &&
1205                 git tag -m "annotated" tag &&
1206                 git for-each-ref >tmp1 &&
1207                 (
1208                         cat tmp1
1209                         sed -n "s|refs/heads/master$|refs/remotes/origin/master|p" tmp1
1210                 ) |
1211                 sort -k 3 >../expect
1212         ) &&
1213         git init dst &&
1214         (
1215                 cd dst &&
1216                 git remote add origin ../src &&
1217                 git config branch.master.remote origin &&
1218                 git config branch.master.merge refs/heads/master &&
1219                 git pull &&
1220                 git for-each-ref >../actual
1221         ) &&
1222         test_cmp expect actual
1223 '
1224
1225 test_expect_success 'pushing a specific ref applies remote.$name.push as refmap' '
1226         mk_test testrepo heads/master &&
1227         rm -fr src dst &&
1228         git init src &&
1229         git init --bare dst &&
1230         (
1231                 cd src &&
1232                 git pull ../testrepo master &&
1233                 git branch next &&
1234                 git config remote.dst.url ../dst &&
1235                 git config remote.dst.push "+refs/heads/*:refs/remotes/src/*" &&
1236                 git push dst master &&
1237                 git show-ref refs/heads/master |
1238                 sed -e "s|refs/heads/|refs/remotes/src/|" >../dst/expect
1239         ) &&
1240         (
1241                 cd dst &&
1242                 test_must_fail git show-ref refs/heads/next &&
1243                 test_must_fail git show-ref refs/heads/master &&
1244                 git show-ref refs/remotes/src/master >actual
1245         ) &&
1246         test_cmp dst/expect dst/actual
1247 '
1248
1249 test_expect_success 'with no remote.$name.push, it is not used as refmap' '
1250         mk_test testrepo heads/master &&
1251         rm -fr src dst &&
1252         git init src &&
1253         git init --bare dst &&
1254         (
1255                 cd src &&
1256                 git pull ../testrepo master &&
1257                 git branch next &&
1258                 git config remote.dst.url ../dst &&
1259                 git config push.default matching &&
1260                 git push dst master &&
1261                 git show-ref refs/heads/master >../dst/expect
1262         ) &&
1263         (
1264                 cd dst &&
1265                 test_must_fail git show-ref refs/heads/next &&
1266                 git show-ref refs/heads/master >actual
1267         ) &&
1268         test_cmp dst/expect dst/actual
1269 '
1270
1271 test_expect_success 'with no remote.$name.push, upstream mapping is used' '
1272         mk_test testrepo heads/master &&
1273         rm -fr src dst &&
1274         git init src &&
1275         git init --bare dst &&
1276         (
1277                 cd src &&
1278                 git pull ../testrepo master &&
1279                 git branch next &&
1280                 git config remote.dst.url ../dst &&
1281                 git config remote.dst.fetch "+refs/heads/*:refs/remotes/dst/*" &&
1282                 git config push.default upstream &&
1283
1284                 git config branch.master.merge refs/heads/trunk &&
1285                 git config branch.master.remote dst &&
1286
1287                 git push dst master &&
1288                 git show-ref refs/heads/master |
1289                 sed -e "s|refs/heads/master|refs/heads/trunk|" >../dst/expect
1290         ) &&
1291         (
1292                 cd dst &&
1293                 test_must_fail git show-ref refs/heads/master &&
1294                 test_must_fail git show-ref refs/heads/next &&
1295                 git show-ref refs/heads/trunk >actual
1296         ) &&
1297         test_cmp dst/expect dst/actual
1298 '
1299
1300 test_expect_success 'push does not follow tags by default' '
1301         mk_test testrepo heads/master &&
1302         rm -fr src dst &&
1303         git init src &&
1304         git init --bare dst &&
1305         (
1306                 cd src &&
1307                 git pull ../testrepo master &&
1308                 git tag -m "annotated" tag &&
1309                 git checkout -b another &&
1310                 git commit --allow-empty -m "future commit" &&
1311                 git tag -m "future" future &&
1312                 git checkout master &&
1313                 git for-each-ref refs/heads/master >../expect &&
1314                 git push ../dst master
1315         ) &&
1316         (
1317                 cd dst &&
1318                 git for-each-ref >../actual
1319         ) &&
1320         test_cmp expect actual
1321 '
1322
1323 test_expect_success 'push --follow-tag only pushes relevant tags' '
1324         mk_test testrepo heads/master &&
1325         rm -fr src dst &&
1326         git init src &&
1327         git init --bare dst &&
1328         (
1329                 cd src &&
1330                 git pull ../testrepo master &&
1331                 git tag -m "annotated" tag &&
1332                 git checkout -b another &&
1333                 git commit --allow-empty -m "future commit" &&
1334                 git tag -m "future" future &&
1335                 git checkout master &&
1336                 git for-each-ref refs/heads/master refs/tags/tag >../expect &&
1337                 git push --follow-tag ../dst master
1338         ) &&
1339         (
1340                 cd dst &&
1341                 git for-each-ref >../actual
1342         ) &&
1343         test_cmp expect actual
1344 '
1345
1346 test_expect_success 'push --no-thin must produce non-thin pack' '
1347         cat >>path1 <<\EOF &&
1348 keep base version of path1 big enough, compared to the new changes
1349 later, in order to pass size heuristics in
1350 builtin/pack-objects.c:try_delta()
1351 EOF
1352         git commit -am initial &&
1353         git init no-thin &&
1354         git --git-dir=no-thin/.git config receive.unpacklimit 0 &&
1355         git push no-thin/.git refs/heads/master:refs/heads/foo &&
1356         echo modified >> path1 &&
1357         git commit -am modified &&
1358         git repack -adf &&
1359         rcvpck="git receive-pack --reject-thin-pack-for-testing" &&
1360         git push --no-thin --receive-pack="$rcvpck" no-thin/.git refs/heads/master:refs/heads/foo
1361 '
1362
1363 test_expect_success 'pushing a tag pushes the tagged object' '
1364         rm -rf dst.git &&
1365         blob=$(echo unreferenced | git hash-object -w --stdin) &&
1366         git tag -m foo tag-of-blob $blob &&
1367         git init --bare dst.git &&
1368         git push dst.git tag-of-blob &&
1369         # the receiving index-pack should have noticed
1370         # any problems, but we double check
1371         echo unreferenced >expect &&
1372         git --git-dir=dst.git cat-file blob tag-of-blob >actual &&
1373         test_cmp expect actual
1374 '
1375
1376 test_expect_success 'push into bare respects core.logallrefupdates' '
1377         rm -rf dst.git &&
1378         git init --bare dst.git &&
1379         git -C dst.git config core.logallrefupdates true &&
1380
1381         # double push to test both with and without
1382         # the actual pack transfer
1383         git push dst.git master:one &&
1384         echo "one@{0} push" >expect &&
1385         git -C dst.git log -g --format="%gd %gs" one >actual &&
1386         test_cmp expect actual &&
1387
1388         git push dst.git master:two &&
1389         echo "two@{0} push" >expect &&
1390         git -C dst.git log -g --format="%gd %gs" two >actual &&
1391         test_cmp expect actual
1392 '
1393
1394 test_expect_success 'fetch into bare respects core.logallrefupdates' '
1395         rm -rf dst.git &&
1396         git init --bare dst.git &&
1397         (
1398                 cd dst.git &&
1399                 git config core.logallrefupdates true &&
1400
1401                 # as above, we double-fetch to test both
1402                 # with and without pack transfer
1403                 git fetch .. master:one &&
1404                 echo "one@{0} fetch .. master:one: storing head" >expect &&
1405                 git log -g --format="%gd %gs" one >actual &&
1406                 test_cmp expect actual &&
1407
1408                 git fetch .. master:two &&
1409                 echo "two@{0} fetch .. master:two: storing head" >expect &&
1410                 git log -g --format="%gd %gs" two >actual &&
1411                 test_cmp expect actual
1412         )
1413 '
1414
1415 test_expect_success 'receive.denyCurrentBranch = updateInstead' '
1416         git push testrepo master &&
1417         (
1418                 cd testrepo &&
1419                 git reset --hard &&
1420                 git config receive.denyCurrentBranch updateInstead
1421         ) &&
1422         test_commit third path2 &&
1423
1424         # Try pushing into a repository with pristine working tree
1425         git push testrepo master &&
1426         (
1427                 cd testrepo &&
1428                 git update-index -q --refresh &&
1429                 git diff-files --quiet -- &&
1430                 git diff-index --quiet --cached HEAD -- &&
1431                 test third = "$(cat path2)" &&
1432                 test $(git -C .. rev-parse HEAD) = $(git rev-parse HEAD)
1433         ) &&
1434
1435         # Try pushing into a repository with working tree needing a refresh
1436         (
1437                 cd testrepo &&
1438                 git reset --hard HEAD^ &&
1439                 test $(git -C .. rev-parse HEAD^) = $(git rev-parse HEAD) &&
1440                 test-tool chmtime +100 path1
1441         ) &&
1442         git push testrepo master &&
1443         (
1444                 cd testrepo &&
1445                 git update-index -q --refresh &&
1446                 git diff-files --quiet -- &&
1447                 git diff-index --quiet --cached HEAD -- &&
1448                 test_cmp ../path1 path1 &&
1449                 test third = "$(cat path2)" &&
1450                 test $(git -C .. rev-parse HEAD) = $(git rev-parse HEAD)
1451         ) &&
1452
1453         # Update what is to be pushed
1454         test_commit fourth path2 &&
1455
1456         # Try pushing into a repository with a dirty working tree
1457         # (1) the working tree updated
1458         (
1459                 cd testrepo &&
1460                 echo changed >path1
1461         ) &&
1462         test_must_fail git push testrepo master &&
1463         (
1464                 cd testrepo &&
1465                 test $(git -C .. rev-parse HEAD^) = $(git rev-parse HEAD) &&
1466                 git diff --quiet --cached &&
1467                 test changed = "$(cat path1)"
1468         ) &&
1469
1470         # (2) the index updated
1471         (
1472                 cd testrepo &&
1473                 echo changed >path1 &&
1474                 git add path1
1475         ) &&
1476         test_must_fail git push testrepo master &&
1477         (
1478                 cd testrepo &&
1479                 test $(git -C .. rev-parse HEAD^) = $(git rev-parse HEAD) &&
1480                 git diff --quiet &&
1481                 test changed = "$(cat path1)"
1482         ) &&
1483
1484         # Introduce a new file in the update
1485         test_commit fifth path3 &&
1486
1487         # (3) the working tree has an untracked file that would interfere
1488         (
1489                 cd testrepo &&
1490                 git reset --hard &&
1491                 echo changed >path3
1492         ) &&
1493         test_must_fail git push testrepo master &&
1494         (
1495                 cd testrepo &&
1496                 test $(git -C .. rev-parse HEAD^^) = $(git rev-parse HEAD) &&
1497                 git diff --quiet &&
1498                 git diff --quiet --cached &&
1499                 test changed = "$(cat path3)"
1500         ) &&
1501
1502         # (4) the target changes to what gets pushed but it still is a change
1503         (
1504                 cd testrepo &&
1505                 git reset --hard &&
1506                 echo fifth >path3 &&
1507                 git add path3
1508         ) &&
1509         test_must_fail git push testrepo master &&
1510         (
1511                 cd testrepo &&
1512                 test $(git -C .. rev-parse HEAD^^) = $(git rev-parse HEAD) &&
1513                 git diff --quiet &&
1514                 test fifth = "$(cat path3)"
1515         ) &&
1516
1517         # (5) push into void
1518         rm -fr void &&
1519         git init void &&
1520         (
1521                 cd void &&
1522                 git config receive.denyCurrentBranch updateInstead
1523         ) &&
1524         git push void master &&
1525         (
1526                 cd void &&
1527                 test $(git -C .. rev-parse master) = $(git rev-parse HEAD) &&
1528                 git diff --quiet &&
1529                 git diff --cached --quiet
1530         )
1531 '
1532
1533 test_expect_success 'updateInstead with push-to-checkout hook' '
1534         rm -fr testrepo &&
1535         git init testrepo &&
1536         (
1537                 cd testrepo &&
1538                 git pull .. master &&
1539                 git reset --hard HEAD^^ &&
1540                 git tag initial &&
1541                 git config receive.denyCurrentBranch updateInstead &&
1542                 write_script .git/hooks/push-to-checkout <<-\EOF
1543                 echo >&2 updating from $(git rev-parse HEAD)
1544                 echo >&2 updating to "$1"
1545
1546                 git update-index -q --refresh &&
1547                 git read-tree -u -m HEAD "$1" || {
1548                         status=$?
1549                         echo >&2 read-tree failed
1550                         exit $status
1551                 }
1552                 EOF
1553         ) &&
1554
1555         # Try pushing into a pristine
1556         git push testrepo master &&
1557         (
1558                 cd testrepo &&
1559                 git diff --quiet &&
1560                 git diff HEAD --quiet &&
1561                 test $(git -C .. rev-parse HEAD) = $(git rev-parse HEAD)
1562         ) &&
1563
1564         # Try pushing into a repository with conflicting change
1565         (
1566                 cd testrepo &&
1567                 git reset --hard initial &&
1568                 echo conflicting >path2
1569         ) &&
1570         test_must_fail git push testrepo master &&
1571         (
1572                 cd testrepo &&
1573                 test $(git rev-parse initial) = $(git rev-parse HEAD) &&
1574                 test conflicting = "$(cat path2)" &&
1575                 git diff-index --quiet --cached HEAD
1576         ) &&
1577
1578         # Try pushing into a repository with unrelated change
1579         (
1580                 cd testrepo &&
1581                 git reset --hard initial &&
1582                 echo unrelated >path1 &&
1583                 echo irrelevant >path5 &&
1584                 git add path5
1585         ) &&
1586         git push testrepo master &&
1587         (
1588                 cd testrepo &&
1589                 test "$(cat path1)" = unrelated &&
1590                 test "$(cat path5)" = irrelevant &&
1591                 test "$(git diff --name-only --cached HEAD)" = path5 &&
1592                 test $(git -C .. rev-parse HEAD) = $(git rev-parse HEAD)
1593         ) &&
1594
1595         # push into void
1596         rm -fr void &&
1597         git init void &&
1598         (
1599                 cd void &&
1600                 git config receive.denyCurrentBranch updateInstead &&
1601                 write_script .git/hooks/push-to-checkout <<-\EOF
1602                 if git rev-parse --quiet --verify HEAD
1603                 then
1604                         has_head=yes
1605                         echo >&2 updating from $(git rev-parse HEAD)
1606                 else
1607                         has_head=no
1608                         echo >&2 pushing into void
1609                 fi
1610                 echo >&2 updating to "$1"
1611
1612                 git update-index -q --refresh &&
1613                 case "$has_head" in
1614                 yes)
1615                         git read-tree -u -m HEAD "$1" ;;
1616                 no)
1617                         git read-tree -u -m "$1" ;;
1618                 esac || {
1619                         status=$?
1620                         echo >&2 read-tree failed
1621                         exit $status
1622                 }
1623                 EOF
1624         ) &&
1625
1626         git push void master &&
1627         (
1628                 cd void &&
1629                 git diff --quiet &&
1630                 git diff --cached --quiet &&
1631                 test $(git -C .. rev-parse HEAD) = $(git rev-parse HEAD)
1632         )
1633 '
1634
1635 test_done