Raw
1 #!/bin/sh
2 #
3 # Copyright (c) 2006 Shawn Pearce
4 #
5
6 test_description='Test git update-ref and basic ref logging'
7
8 . ./test-lib.sh
9
10 Z=$ZERO_OID
11
12 m=refs/heads/main
13 outside=refs/foo
14 bare=bare-repo
15
16 create_test_commits ()
17 {
18 prfx="$1"
19 for name in A B C D E F
20 do
21 test_tick &&
22 T=$(git write-tree) &&
23 sha1=$(echo $name | git commit-tree $T) &&
24 eval $prfx$name=$sha1
25 done
26 }
27
28 test_expect_success setup '
29 git checkout --orphan main &&
30 create_test_commits "" &&
31 mkdir $bare &&
32 cd $bare &&
33 git init --bare -b main &&
34 create_test_commits "bare" &&
35 cd -
36 '
37
38 test_expect_success "create $m" '
39 git update-ref $m $A &&
40 test $A = $(git show-ref -s --verify $m)
41 '
42 test_expect_success "create $m with oldvalue verification" '
43 git update-ref $m $B $A &&
44 test $B = $(git show-ref -s --verify $m)
45 '
46 test_expect_success "fail to delete $m with stale ref" '
47 test_must_fail git update-ref -d $m $A &&
48 test $B = "$(git show-ref -s --verify $m)"
49 '
50 test_expect_success "delete $m" '
51 test_when_finished "git update-ref -d $m" &&
52 git update-ref -d $m $B &&
53 test_must_fail git show-ref --verify -q $m
54 '
55
56 test_expect_success "delete $m without oldvalue verification" '
57 test_when_finished "git update-ref -d $m" &&
58 git update-ref $m $A &&
59 test $A = $(git show-ref -s --verify $m) &&
60 git update-ref -d $m &&
61 test_must_fail git show-ref --verify -q $m
62 '
63
64 test_expect_success "fail to create $n due to file/directory conflict" '
65 test_when_finished "git update-ref -d refs/heads/gu" &&
66 git update-ref refs/heads/gu $A &&
67 test_must_fail git update-ref refs/heads/gu/fixes $A
68 '
69
70 test_expect_success "create $m (by HEAD)" '
71 git update-ref HEAD $A &&
72 test $A = $(git show-ref -s --verify $m)
73 '
74 test_expect_success "create $m (by HEAD) with oldvalue verification" '
75 git update-ref HEAD $B $A &&
76 test $B = $(git show-ref -s --verify $m)
77 '
78 test_expect_success "fail to delete $m (by HEAD) with stale ref" '
79 test_must_fail git update-ref -d HEAD $A &&
80 test $B = $(git show-ref -s --verify $m)
81 '
82 test_expect_success "delete $m (by HEAD)" '
83 test_when_finished "git update-ref -d $m" &&
84 git update-ref -d HEAD $B &&
85 test_must_fail git show-ref --verify -q $m
86 '
87
88 test_expect_success "deleting current branch adds message to HEAD's log" '
89 test_when_finished "git update-ref -d $m" &&
90 git update-ref $m $A &&
91 git symbolic-ref HEAD $m &&
92 git update-ref -m delete-$m -d $m &&
93 test_must_fail git show-ref --verify -q $m &&
94 test-tool ref-store main for-each-reflog-ent HEAD >actual &&
95 test_grep "delete-$m$" actual
96 '
97
98 test_expect_success "deleting by HEAD adds message to HEAD's log" '
99 test_when_finished "git update-ref -d $m" &&
100 git update-ref $m $A &&
101 git symbolic-ref HEAD $m &&
102 git update-ref -m delete-by-head -d HEAD &&
103 test_must_fail git show-ref --verify -q $m &&
104 test-tool ref-store main for-each-reflog-ent HEAD >actual &&
105 test_grep "delete-by-head$" actual
106 '
107
108 test_expect_success 'update-ref does not create reflogs by default' '
109 test_when_finished "git update-ref -d $outside" &&
110 git update-ref $outside $A &&
111 git rev-parse $A >expect &&
112 git rev-parse $outside >actual &&
113 test_cmp expect actual &&
114 test_must_fail git reflog exists $outside
115 '
116
117 test_expect_success 'update-ref creates reflogs with --create-reflog' '
118 test_when_finished "git update-ref -d $outside" &&
119 git update-ref --create-reflog $outside $A &&
120 git rev-parse $A >expect &&
121 git rev-parse $outside >actual &&
122 test_cmp expect actual &&
123 git reflog exists $outside
124 '
125
126 test_expect_success 'creates no reflog in bare repository' '
127 git -C $bare update-ref $m $bareA &&
128 git -C $bare rev-parse $bareA >expect &&
129 git -C $bare rev-parse $m >actual &&
130 test_cmp expect actual &&
131 test_must_fail git -C $bare reflog exists $m
132 '
133
134 test_expect_success 'core.logAllRefUpdates=true creates reflog in bare repository' '
135 test_when_finished "git -C $bare config --unset core.logAllRefUpdates && \
136 test-tool ref-store main delete-reflog $m" &&
137 git -C $bare config core.logAllRefUpdates true &&
138 git -C $bare update-ref $m $bareB &&
139 git -C $bare rev-parse $bareB >expect &&
140 git -C $bare rev-parse $m >actual &&
141 test_cmp expect actual &&
142 git -C $bare reflog exists $m
143 '
144
145 test_expect_success 'core.logAllRefUpdates=true does not create reflog by default' '
146 test_config core.logAllRefUpdates true &&
147 test_when_finished "git update-ref -d $outside" &&
148 git update-ref $outside $A &&
149 git rev-parse $A >expect &&
150 git rev-parse $outside >actual &&
151 test_cmp expect actual &&
152 test_must_fail git reflog exists $outside
153 '
154
155 test_expect_success 'core.logAllRefUpdates=always creates reflog by default' '
156 test_config core.logAllRefUpdates always &&
157 test_when_finished "git update-ref -d $outside" &&
158 git update-ref $outside $A &&
159 git rev-parse $A >expect &&
160 git rev-parse $outside >actual &&
161 test_cmp expect actual &&
162 git reflog exists $outside
163 '
164
165 test_expect_success 'core.logAllRefUpdates=always creates reflog for ORIG_HEAD' '
166 test_config core.logAllRefUpdates always &&
167 git update-ref ORIG_HEAD $A &&
168 git reflog exists ORIG_HEAD
169 '
170
171 test_expect_success '--no-create-reflog overrides core.logAllRefUpdates=always' '
172 test_config core.logAllRefUpdates true &&
173 test_when_finished "git update-ref -d $outside" &&
174 git update-ref --no-create-reflog $outside $A &&
175 git rev-parse $A >expect &&
176 git rev-parse $outside >actual &&
177 test_cmp expect actual &&
178 test_must_fail git reflog exists $outside
179 '
180
181 test_expect_success 'core.logAllRefUpdates can be set up via onbranch condition' '
182 test_when_finished "git update-ref -d $outside" &&
183 test_when_finished "rm -f .git/include" &&
184 cat >.git/include <<-\EOF &&
185 [core]
186 logAllRefUpdates = always
187 EOF
188 test_config includeIf.onbranch:main.path "$(pwd)/.git/include" &&
189 git update-ref $outside $A &&
190 git reflog exists $outside
191 '
192
193 test_expect_success "create $m (by HEAD)" '
194 git update-ref HEAD $A &&
195 test $A = $(git show-ref -s --verify $m)
196 '
197 test_expect_success 'pack refs' '
198 git pack-refs --all
199 '
200 test_expect_success "move $m (by HEAD)" '
201 git update-ref HEAD $B $A &&
202 test $B = $(git show-ref -s --verify $m)
203 '
204 test_expect_success "delete $m (by HEAD) should remove both packed and loose $m" '
205 test_when_finished "git update-ref -d $m" &&
206 git update-ref -d HEAD $B &&
207 if test_have_prereq REFFILES
208 then
209 test_grep ! "$m" .git/packed-refs
210 fi &&
211 test_must_fail git show-ref --verify -q $m
212 '
213
214 test_expect_success 'delete symref without dereference' '
215 test_when_finished "git update-ref -d $m" &&
216 echo foo >foo.c &&
217 git add foo.c &&
218 git commit -m foo &&
219 git symbolic-ref SYMREF $m &&
220 git update-ref --no-deref -d SYMREF &&
221 git show-ref --verify -q $m &&
222 test_must_fail git show-ref --verify -q SYMREF &&
223 test_must_fail git symbolic-ref SYMREF
224 '
225
226 test_expect_success 'delete symref without dereference when the referred ref is packed' '
227 test_when_finished "git update-ref -d $m" &&
228 echo foo >foo.c &&
229 git add foo.c &&
230 git commit -m foo &&
231 git symbolic-ref SYMREF $m &&
232 git pack-refs --all &&
233 git update-ref --no-deref -d SYMREF &&
234 git show-ref --verify -q $m &&
235 test_must_fail git show-ref --verify -q SYMREF &&
236 test_must_fail git symbolic-ref SYMREF
237 '
238
239 test_expect_success 'update-ref -d is not confused by self-reference' '
240 test_when_finished "test-tool ref-store main delete-refs REF_NO_DEREF refs/heads/self" &&
241 git symbolic-ref refs/heads/self refs/heads/self &&
242 git symbolic-ref --no-recurse refs/heads/self &&
243 test_must_fail git update-ref -d refs/heads/self &&
244 git symbolic-ref --no-recurse refs/heads/self
245 '
246
247 test_expect_success 'update-ref --no-deref -d can delete self-reference' '
248 test_when_finished "test-tool ref-store main delete-refs REF_NO_DEREF refs/heads/self" &&
249 git symbolic-ref refs/heads/self refs/heads/self &&
250 git symbolic-ref --no-recurse refs/heads/self &&
251 git update-ref --no-deref -d refs/heads/self &&
252 test_must_fail git show-ref --verify -q refs/heads/self
253 '
254
255 test_expect_success REFFILES 'update-ref --no-deref -d can delete reference to bad ref' '
256 >.git/refs/heads/bad &&
257 test_when_finished "rm -f .git/refs/heads/bad" &&
258 git symbolic-ref refs/heads/ref-to-bad refs/heads/bad &&
259 test_when_finished "git update-ref -d refs/heads/ref-to-bad" &&
260 git symbolic-ref --no-recurse refs/heads/ref-to-bad &&
261 git update-ref --no-deref -d refs/heads/ref-to-bad &&
262 test_must_fail git show-ref --verify -q refs/heads/ref-to-bad
263 '
264
265 test_expect_success '(not) create HEAD with old sha1' '
266 test_must_fail git update-ref HEAD $A $B
267 '
268 test_expect_success "(not) prior created .git/$m" '
269 test_when_finished "git update-ref -d $m" &&
270 test_must_fail git show-ref --verify -q $m
271 '
272
273 test_expect_success 'create HEAD' '
274 git update-ref HEAD $A
275 '
276 test_expect_success '(not) change HEAD with wrong SHA1' '
277 test_must_fail git update-ref HEAD $B $Z
278 '
279 test_expect_success "(not) changed .git/$m" '
280 test_when_finished "git update-ref -d $m" &&
281 ! test $B = $(git show-ref -s --verify $m)
282 '
283
284 test_expect_success "clean up reflog" '
285 test-tool ref-store main delete-reflog $m
286 '
287
288 test_expect_success "create $m (logged by touch)" '
289 test_config core.logAllRefUpdates false &&
290 GIT_COMMITTER_DATE="2005-05-26 23:30" \
291 git update-ref --create-reflog HEAD $A -m "Initial Creation" &&
292 test $A = $(git show-ref -s --verify $m)
293 '
294 test_expect_success "update $m (logged by touch)" '
295 test_config core.logAllRefUpdates false &&
296 GIT_COMMITTER_DATE="2005-05-26 23:31" \
297 git update-ref HEAD $B $A -m "Switch" &&
298 test $B = $(git show-ref -s --verify $m)
299 '
300 test_expect_success "set $m (logged by touch)" '
301 test_config core.logAllRefUpdates false &&
302 GIT_COMMITTER_DATE="2005-05-26 23:41" \
303 git update-ref HEAD $A &&
304 test $A = $(git show-ref -s --verify $m)
305 '
306
307 cat >expect <<EOF
308 $Z $A $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150200 +0000 Initial Creation
309 $A $B $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150260 +0000 Switch
310 $B $A $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150860 +0000
311 EOF
312 test_expect_success "verifying $m's log (logged by touch)" '
313 test_when_finished "git update-ref -d $m && git reflog expire --expire=all --all && rm -rf actual expect" &&
314 test-tool ref-store main for-each-reflog-ent $m >actual &&
315 test_cmp actual expect
316 '
317
318 test_expect_success "create $m (logged by config)" '
319 test_config core.logAllRefUpdates true &&
320 GIT_COMMITTER_DATE="2005-05-26 23:32" \
321 git update-ref HEAD $A -m "Initial Creation" &&
322 test $A = $(git show-ref -s --verify $m)
323 '
324 test_expect_success "update $m (logged by config)" '
325 test_config core.logAllRefUpdates true &&
326 GIT_COMMITTER_DATE="2005-05-26 23:33" \
327 git update-ref HEAD $B $A -m "Switch" &&
328 test $B = $(git show-ref -s --verify $m)
329 '
330 test_expect_success "set $m (logged by config)" '
331 test_config core.logAllRefUpdates true &&
332 GIT_COMMITTER_DATE="2005-05-26 23:43" \
333 git update-ref HEAD $A &&
334 test $A = $(git show-ref -s --verify $m)
335 '
336
337 cat >expect <<EOF
338 $Z $A $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150320 +0000 Initial Creation
339 $A $B $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150380 +0000 Switch
340 $B $A $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150980 +0000
341 EOF
342 test_expect_success "verifying $m's log (logged by config)" '
343 test_when_finished "git update-ref -d $m && git reflog expire --expire=all --all && rm -rf actual expect" &&
344 test-tool ref-store main for-each-reflog-ent $m >actual &&
345 test_cmp actual expect
346 '
347
348 test_expect_success 'set up for querying the reflog' '
349 git update-ref -d $m &&
350 test-tool ref-store main delete-reflog $m &&
351
352 GIT_COMMITTER_DATE="1117150320 -0500" git update-ref $m $C &&
353 GIT_COMMITTER_DATE="1117150350 -0500" git update-ref $m $A &&
354 GIT_COMMITTER_DATE="1117150380 -0500" git update-ref $m $B &&
355 GIT_COMMITTER_DATE="1117150680 -0500" git update-ref $m $F &&
356 GIT_COMMITTER_DATE="1117150980 -0500" git update-ref $m $E &&
357 git update-ref $m $D &&
358 # Delete the last reflog entry so that the tip of m and the reflog for
359 # it disagree.
360 git reflog delete $m@{0} &&
361
362 cat >expect <<-EOF &&
363 $Z $C $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150320 -0500
364 $C $A $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150350 -0500
365 $A $B $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150380 -0500
366 $B $F $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150680 -0500
367 $F $E $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150980 -0500
368 EOF
369 test-tool ref-store main for-each-reflog-ent $m >actual &&
370 test_cmp expect actual
371 '
372
373 ed="Thu, 26 May 2005 18:32:00 -0500"
374 gd="Thu, 26 May 2005 18:33:00 -0500"
375 ld="Thu, 26 May 2005 18:43:00 -0500"
376 test_expect_success 'Query "main@{May 25 2005}" (before history)' '
377 test_when_finished "rm -f o e" &&
378 git rev-parse --verify "main@{May 25 2005}" >o 2>e &&
379 echo "$C" >expect &&
380 test_cmp expect o &&
381 echo "warning: log for '\''main'\'' only goes back to $ed" >expect &&
382 test_cmp expect e
383 '
384 test_expect_success 'Query main@{2005-05-25} (before history)' '
385 test_when_finished "rm -f o e" &&
386 git rev-parse --verify main@{2005-05-25} >o 2>e &&
387 echo "$C" >expect &&
388 test_cmp expect o &&
389 echo "warning: log for '\''main'\'' only goes back to $ed" >expect &&
390 test_cmp expect e
391 '
392 test_expect_success 'Query "main@{May 26 2005 23:31:59}" (1 second before history)' '
393 test_when_finished "rm -f o e" &&
394 git rev-parse --verify "main@{May 26 2005 23:31:59}" >o 2>e &&
395 echo "$C" >expect &&
396 test_cmp expect o &&
397 echo "warning: log for '\''main'\'' only goes back to $ed" >expect &&
398 test_cmp expect e
399 '
400 test_expect_success 'Query "main@{May 26 2005 23:32:00}" (exactly history start)' '
401 test_when_finished "rm -f o e" &&
402 git rev-parse --verify "main@{May 26 2005 23:32:00}" >o 2>e &&
403 echo "$C" >expect &&
404 test_cmp expect o &&
405 test_must_be_empty e
406 '
407 test_expect_success 'Query "main@{May 26 2005 23:32:30}" (first non-creation change)' '
408 test_when_finished "rm -f o e" &&
409 git rev-parse --verify "main@{May 26 2005 23:32:30}" >o 2>e &&
410 echo "$A" >expect &&
411 test_cmp expect o &&
412 test_must_be_empty e
413 '
414 test_expect_success 'Query "main@{2005-05-26 23:33:01}" (middle of history with gap)' '
415 test_when_finished "rm -f o e" &&
416 git rev-parse --verify "main@{2005-05-26 23:33:01}" >o 2>e &&
417 echo "$B" >expect &&
418 test_cmp expect o
419 '
420 test_expect_success 'Query "main@{2005-05-26 23:38:00}" (middle of history)' '
421 test_when_finished "rm -f o e" &&
422 git rev-parse --verify "main@{2005-05-26 23:38:00}" >o 2>e &&
423 echo "$F" >expect &&
424 test_cmp expect o &&
425 test_must_be_empty e
426 '
427 test_expect_success 'Query "main@{2005-05-26 23:43:00}" (exact end of history)' '
428 test_when_finished "rm -f o e" &&
429 git rev-parse --verify "main@{2005-05-26 23:43:00}" >o 2>e &&
430 echo "$E" >expect &&
431 test_cmp expect o &&
432 test_must_be_empty e
433 '
434 test_expect_success 'Query "main@{2005-05-28}" (past end of history)' '
435 test_when_finished "rm -f o e" &&
436 git rev-parse --verify "main@{2005-05-28}" >o 2>e &&
437 echo "$D" >expect &&
438 test_cmp expect o &&
439 test_grep -F "warning: log for ref $m unexpectedly ended on $ld" e
440 '
441
442 rm -f expect
443 git update-ref -d $m
444
445 test_expect_success 'query reflog with gap' '
446 test_when_finished "git update-ref -d $m" &&
447
448 GIT_COMMITTER_DATE="1117150320 -0500" git update-ref $m $A &&
449 GIT_COMMITTER_DATE="1117150380 -0500" git update-ref $m $B &&
450 GIT_COMMITTER_DATE="1117150480 -0500" git update-ref $m $C &&
451 GIT_COMMITTER_DATE="1117150580 -0500" git update-ref $m $D &&
452 GIT_COMMITTER_DATE="1117150680 -0500" git update-ref $m $F &&
453 git reflog delete $m@{2} &&
454
455 git rev-parse --verify "main@{2005-05-26 23:33:01}" >actual 2>stderr &&
456 echo "$B" >expect &&
457 test_cmp expect actual &&
458 test_grep -F "warning: log for ref $m has gap after $gd" stderr
459 '
460
461 test_expect_success 'creating initial files' '
462 test_when_finished rm -f M &&
463 echo TEST >F &&
464 git add F &&
465 GIT_AUTHOR_DATE="2005-05-26 23:30" \
466 GIT_COMMITTER_DATE="2005-05-26 23:30" git commit -m add -a &&
467 h_TEST=$(git rev-parse --verify HEAD) &&
468 echo The other day this did not work. >M &&
469 echo And then Bob told me how to fix it. >>M &&
470 echo OTHER >F &&
471 GIT_AUTHOR_DATE="2005-05-26 23:41" \
472 GIT_COMMITTER_DATE="2005-05-26 23:41" git commit -F M -a &&
473 h_OTHER=$(git rev-parse --verify HEAD) &&
474 GIT_AUTHOR_DATE="2005-05-26 23:44" \
475 GIT_COMMITTER_DATE="2005-05-26 23:44" git commit --amend &&
476 h_FIXED=$(git rev-parse --verify HEAD) &&
477 echo Merged initial commit and a later commit. >M &&
478 echo $h_TEST >.git/MERGE_HEAD &&
479 GIT_AUTHOR_DATE="2005-05-26 23:45" \
480 GIT_COMMITTER_DATE="2005-05-26 23:45" git commit -F M &&
481 h_MERGED=$(git rev-parse --verify HEAD)
482 '
483
484 cat >expect <<EOF
485 $Z $h_TEST $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150200 +0000 commit (initial): add
486 $h_TEST $h_OTHER $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150860 +0000 commit: The other day this did not work.
487 $h_OTHER $h_FIXED $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117151040 +0000 commit (amend): The other day this did not work.
488 $h_FIXED $h_MERGED $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117151100 +0000 commit (merge): Merged initial commit and a later commit.
489 EOF
490 test_expect_success 'git commit logged updates' '
491 test-tool ref-store main for-each-reflog-ent $m >actual &&
492 test_cmp expect actual
493 '
494 unset h_TEST h_OTHER h_FIXED h_MERGED
495
496 test_expect_success 'git cat-file blob main:F (expect OTHER)' '
497 test OTHER = $(git cat-file blob main:F)
498 '
499 test_expect_success 'git cat-file blob main@{2005-05-26 23:30}:F (expect TEST)' '
500 test TEST = $(git cat-file blob "main@{2005-05-26 23:30}:F")
501 '
502 test_expect_success 'git cat-file blob main@{2005-05-26 23:42}:F (expect OTHER)' '
503 test OTHER = $(git cat-file blob "main@{2005-05-26 23:42}:F")
504 '
505
506 # Test adding and deleting pseudorefs
507
508 test_expect_success 'given old value for missing pseudoref, do not create' '
509 test_must_fail git update-ref PSEUDOREF $A $B 2>err &&
510 test_must_fail git rev-parse PSEUDOREF &&
511 test_grep "unable to resolve reference" err
512 '
513
514 test_expect_success 'create pseudoref' '
515 git update-ref PSEUDOREF $A &&
516 test $A = $(git show-ref -s --verify PSEUDOREF)
517 '
518
519 test_expect_success 'overwrite pseudoref with no old value given' '
520 git update-ref PSEUDOREF $B &&
521 test $B = $(git show-ref -s --verify PSEUDOREF)
522 '
523
524 test_expect_success 'overwrite pseudoref with correct old value' '
525 git update-ref PSEUDOREF $C $B &&
526 test $C = $(git show-ref -s --verify PSEUDOREF)
527 '
528
529 test_expect_success 'do not overwrite pseudoref with wrong old value' '
530 test_must_fail git update-ref PSEUDOREF $D $E 2>err &&
531 test $C = $(git show-ref -s --verify PSEUDOREF) &&
532 test_grep "cannot lock ref.*expected" err
533 '
534
535 test_expect_success 'delete pseudoref' '
536 git update-ref -d PSEUDOREF &&
537 test_must_fail git show-ref -s --verify PSEUDOREF
538 '
539
540 test_expect_success 'do not delete pseudoref with wrong old value' '
541 git update-ref PSEUDOREF $A &&
542 test_must_fail git update-ref -d PSEUDOREF $B 2>err &&
543 test $A = $(git show-ref -s --verify PSEUDOREF) &&
544 test_grep "cannot lock ref.*expected" err
545 '
546
547 test_expect_success 'delete pseudoref with correct old value' '
548 git update-ref -d PSEUDOREF $A &&
549 test_must_fail git show-ref -s --verify PSEUDOREF
550 '
551
552 test_expect_success 'create pseudoref with old OID zero' '
553 git update-ref PSEUDOREF $A $Z &&
554 test $A = $(git show-ref -s --verify PSEUDOREF)
555 '
556
557 test_expect_success 'do not overwrite pseudoref with old OID zero' '
558 test_when_finished git update-ref -d PSEUDOREF &&
559 test_must_fail git update-ref PSEUDOREF $B $Z 2>err &&
560 test $A = $(git show-ref -s --verify PSEUDOREF) &&
561 test_grep "already exists" err
562 '
563
564 # Test --stdin
565
566 a=refs/heads/a
567 b=refs/heads/b
568 c=refs/heads/c
569 E='""'
570 F='%s\0'
571 pws='path with space'
572
573 test_expect_success 'stdin test setup' '
574 echo "$pws" >"$pws" &&
575 git add -- "$pws" &&
576 git commit -m "$pws"
577 '
578
579 test_expect_success '-z fails without --stdin' '
580 test_must_fail git update-ref -z $m $m $m 2>err &&
581 test_grep "usage: git update-ref" err
582 '
583
584 test_expect_success 'stdin works with no input' '
585 >stdin &&
586 git update-ref --stdin <stdin &&
587 git rev-parse --verify -q $m
588 '
589
590 test_expect_success 'stdin fails on empty line' '
591 echo "" >stdin &&
592 test_must_fail git update-ref --stdin <stdin 2>err &&
593 test_grep "fatal: empty command in input" err
594 '
595
596 test_expect_success 'stdin fails on only whitespace' '
597 echo " " >stdin &&
598 test_must_fail git update-ref --stdin <stdin 2>err &&
599 test_grep "fatal: whitespace before command: " err
600 '
601
602 test_expect_success 'stdin fails on leading whitespace' '
603 echo " create $a $m" >stdin &&
604 test_must_fail git update-ref --stdin <stdin 2>err &&
605 test_grep "fatal: whitespace before command: create $a $m" err
606 '
607
608 test_expect_success 'stdin fails on unknown command' '
609 echo "unknown $a" >stdin &&
610 test_must_fail git update-ref --stdin <stdin 2>err &&
611 test_grep "fatal: unknown command: unknown $a" err
612 '
613
614 test_expect_success 'stdin fails on unbalanced quotes' '
615 echo "create $a \"main" >stdin &&
616 test_must_fail git update-ref --stdin <stdin 2>err &&
617 test_grep "fatal: badly quoted argument: \\\"main" err
618 '
619
620 test_expect_success 'stdin fails on invalid escape' '
621 echo "create $a \"ma\zn\"" >stdin &&
622 test_must_fail git update-ref --stdin <stdin 2>err &&
623 test_grep "fatal: badly quoted argument: \\\"ma\\\\zn\\\"" err
624 '
625
626 test_expect_success 'stdin fails on junk after quoted argument' '
627 echo "create \"$a\"main" >stdin &&
628 test_must_fail git update-ref --stdin <stdin 2>err &&
629 test_grep "fatal: unexpected character after quoted argument: \\\"$a\\\"main" err
630 '
631
632 test_expect_success 'stdin fails create with no ref' '
633 echo "create " >stdin &&
634 test_must_fail git update-ref --stdin <stdin 2>err &&
635 test_grep "fatal: create: missing <ref>" err
636 '
637
638 test_expect_success 'stdin fails create with no new value' '
639 echo "create $a" >stdin &&
640 test_must_fail git update-ref --stdin <stdin 2>err &&
641 test_grep "fatal: create $a: missing <new-oid>" err
642 '
643
644 test_expect_success 'stdin fails create with too many arguments' '
645 echo "create $a $m $m" >stdin &&
646 test_must_fail git update-ref --stdin <stdin 2>err &&
647 test_grep "fatal: create $a: extra input: $m" err
648 '
649
650 test_expect_success 'stdin fails update with no ref' '
651 echo "update " >stdin &&
652 test_must_fail git update-ref --stdin <stdin 2>err &&
653 test_grep "fatal: update: missing <ref>" err
654 '
655
656 test_expect_success 'stdin fails update with no new value' '
657 echo "update $a" >stdin &&
658 test_must_fail git update-ref --stdin <stdin 2>err &&
659 test_grep "fatal: update $a: missing <new-oid>" err
660 '
661
662 test_expect_success 'stdin fails update with too many arguments' '
663 echo "update $a $m $m $m" >stdin &&
664 test_must_fail git update-ref --stdin <stdin 2>err &&
665 test_grep "fatal: update $a: extra input: $m" err
666 '
667
668 test_expect_success 'stdin fails delete with no ref' '
669 echo "delete " >stdin &&
670 test_must_fail git update-ref --stdin <stdin 2>err &&
671 test_grep "fatal: delete: missing <ref>" err
672 '
673
674 test_expect_success 'stdin fails delete with too many arguments' '
675 echo "delete $a $m $m" >stdin &&
676 test_must_fail git update-ref --stdin <stdin 2>err &&
677 test_grep "fatal: delete $a: extra input: $m" err
678 '
679
680 test_expect_success 'stdin fails verify with too many arguments' '
681 echo "verify $a $m $m" >stdin &&
682 test_must_fail git update-ref --stdin <stdin 2>err &&
683 test_grep "fatal: verify $a: extra input: $m" err
684 '
685
686 test_expect_success 'stdin fails option with unknown name' '
687 echo "option unknown" >stdin &&
688 test_must_fail git update-ref --stdin <stdin 2>err &&
689 test_grep "fatal: option unknown: unknown" err
690 '
691
692 test_expect_success 'stdin fails with duplicate refs' '
693 cat >stdin <<-EOF &&
694 create $a $m
695 create $b $m
696 create $a $m
697 EOF
698 test_must_fail git update-ref --stdin <stdin 2>err &&
699 test_grep "fatal: multiple updates for ref '"'"'$a'"'"' not allowed" err
700 '
701
702 test_expect_success 'stdin create ref works' '
703 echo "create $a $m" >stdin &&
704 git update-ref --stdin <stdin &&
705 git rev-parse $m >expect &&
706 git rev-parse $a >actual &&
707 test_cmp expect actual
708 '
709
710 test_expect_success 'stdin does not create reflogs by default' '
711 test_when_finished "git update-ref -d $outside" &&
712 echo "create $outside $m" >stdin &&
713 git update-ref --stdin <stdin &&
714 git rev-parse $m >expect &&
715 git rev-parse $outside >actual &&
716 test_cmp expect actual &&
717 test_must_fail git reflog exists $outside
718 '
719
720 test_expect_success 'stdin creates reflogs with --create-reflog' '
721 test_when_finished "git update-ref -d $outside" &&
722 echo "create $outside $m" >stdin &&
723 git update-ref --create-reflog --stdin <stdin &&
724 git rev-parse $m >expect &&
725 git rev-parse $outside >actual &&
726 test_cmp expect actual &&
727 git reflog exists $outside
728 '
729
730 test_expect_success 'stdin succeeds with quoted argument' '
731 git update-ref -d $a &&
732 echo "create $a \"$m\"" >stdin &&
733 git update-ref --stdin <stdin &&
734 git rev-parse $m >expect &&
735 git rev-parse $a >actual &&
736 test_cmp expect actual
737 '
738
739 test_expect_success 'stdin succeeds with escaped character' '
740 git update-ref -d $a &&
741 echo "create $a \"ma\\151n\"" >stdin &&
742 git update-ref --stdin <stdin &&
743 git rev-parse $m >expect &&
744 git rev-parse $a >actual &&
745 test_cmp expect actual
746 '
747
748 test_expect_success 'stdin update ref creates with zero old value' '
749 echo "update $b $m $Z" >stdin &&
750 git update-ref --stdin <stdin &&
751 git rev-parse $m >expect &&
752 git rev-parse $b >actual &&
753 test_cmp expect actual &&
754 git update-ref -d $b
755 '
756
757 test_expect_success 'stdin update ref creates with empty old value' '
758 echo "update $b $m $E" >stdin &&
759 git update-ref --stdin <stdin &&
760 git rev-parse $m >expect &&
761 git rev-parse $b >actual &&
762 test_cmp expect actual
763 '
764
765 test_expect_success 'stdin create ref works with path with space to blob' '
766 echo "create refs/blobs/pws \"$m:$pws\"" >stdin &&
767 git update-ref --stdin <stdin &&
768 git rev-parse "$m:$pws" >expect &&
769 git rev-parse refs/blobs/pws >actual &&
770 test_cmp expect actual &&
771 git update-ref -d refs/blobs/pws
772 '
773
774 test_expect_success 'stdin update ref fails with wrong old value' '
775 echo "update $c $m $m~1" >stdin &&
776 test_must_fail git update-ref --stdin <stdin 2>err &&
777 test_grep "fatal: cannot lock ref '"'"'$c'"'"'" err &&
778 test_must_fail git rev-parse --verify -q $c
779 '
780
781 test_expect_success 'stdin update ref fails with bad old value' '
782 echo "update $c $m does-not-exist" >stdin &&
783 test_must_fail git update-ref --stdin <stdin 2>err &&
784 test_grep "fatal: update $c: invalid <old-oid>: does-not-exist" err &&
785 test_must_fail git rev-parse --verify -q $c
786 '
787
788 test_expect_success 'stdin create ref fails with bad new value' '
789 echo "create $c does-not-exist" >stdin &&
790 test_must_fail git update-ref --stdin <stdin 2>err &&
791 test_grep "fatal: create $c: invalid <new-oid>: does-not-exist" err &&
792 test_must_fail git rev-parse --verify -q $c
793 '
794
795 test_expect_success 'stdin create ref fails with zero new value' '
796 echo "create $c " >stdin &&
797 test_must_fail git update-ref --stdin <stdin 2>err &&
798 test_grep "fatal: create $c: zero <new-oid>" err &&
799 test_must_fail git rev-parse --verify -q $c
800 '
801
802 test_expect_success 'stdin update ref works with right old value' '
803 echo "update $b $m~1 $m" >stdin &&
804 git update-ref --stdin <stdin &&
805 git rev-parse $m~1 >expect &&
806 git rev-parse $b >actual &&
807 test_cmp expect actual
808 '
809
810 test_expect_success 'stdin delete ref fails with wrong old value' '
811 echo "delete $a $m~1" >stdin &&
812 test_must_fail git update-ref --stdin <stdin 2>err &&
813 test_grep "fatal: cannot lock ref '"'"'$a'"'"'" err &&
814 git rev-parse $m >expect &&
815 git rev-parse $a >actual &&
816 test_cmp expect actual
817 '
818
819 test_expect_success 'stdin delete ref fails with zero old value' '
820 echo "delete $a " >stdin &&
821 test_must_fail git update-ref --stdin <stdin 2>err &&
822 test_grep "fatal: delete $a: zero <old-oid>" err &&
823 git rev-parse $m >expect &&
824 git rev-parse $a >actual &&
825 test_cmp expect actual
826 '
827
828 test_expect_success 'stdin update symref works option no-deref' '
829 git symbolic-ref TESTSYMREF $b &&
830 cat >stdin <<-EOF &&
831 option no-deref
832 update TESTSYMREF $a $b
833 EOF
834 git update-ref --stdin <stdin &&
835 git rev-parse TESTSYMREF >expect &&
836 git rev-parse $a >actual &&
837 test_cmp expect actual &&
838 git rev-parse $m~1 >expect &&
839 git rev-parse $b >actual &&
840 test_cmp expect actual
841 '
842
843 test_expect_success 'stdin delete symref works option no-deref' '
844 git symbolic-ref TESTSYMREF $b &&
845 cat >stdin <<-EOF &&
846 option no-deref
847 delete TESTSYMREF $b
848 EOF
849 git update-ref --stdin <stdin &&
850 test_must_fail git rev-parse --verify -q TESTSYMREF &&
851 git rev-parse $m~1 >expect &&
852 git rev-parse $b >actual &&
853 test_cmp expect actual
854 '
855
856 test_expect_success 'stdin update symref works flag --no-deref' '
857 git symbolic-ref TESTSYMREFONE $b &&
858 git symbolic-ref TESTSYMREFTWO $b &&
859 cat >stdin <<-EOF &&
860 update TESTSYMREFONE $a $b
861 update TESTSYMREFTWO $a $b
862 EOF
863 git update-ref --no-deref --stdin <stdin &&
864 git rev-parse TESTSYMREFONE TESTSYMREFTWO >expect &&
865 git rev-parse $a $a >actual &&
866 test_cmp expect actual &&
867 git rev-parse $m~1 >expect &&
868 git rev-parse $b >actual &&
869 test_cmp expect actual
870 '
871
872 test_expect_success 'stdin delete symref works flag --no-deref' '
873 git symbolic-ref TESTSYMREFONE $b &&
874 git symbolic-ref TESTSYMREFTWO $b &&
875 cat >stdin <<-EOF &&
876 delete TESTSYMREFONE $b
877 delete TESTSYMREFTWO $b
878 EOF
879 git update-ref --no-deref --stdin <stdin &&
880 test_must_fail git rev-parse --verify -q TESTSYMREFONE &&
881 test_must_fail git rev-parse --verify -q TESTSYMREFTWO &&
882 git rev-parse $m~1 >expect &&
883 git rev-parse $b >actual &&
884 test_cmp expect actual
885 '
886
887 test_expect_success 'stdin delete ref works with right old value' '
888 echo "delete $b $m~1" >stdin &&
889 git update-ref --stdin <stdin &&
890 test_must_fail git rev-parse --verify -q $b
891 '
892
893 test_expect_success 'stdin update/create/verify combination works' '
894 cat >stdin <<-EOF &&
895 update $a $m
896 create $b $m
897 verify $c
898 EOF
899 git update-ref --stdin <stdin &&
900 git rev-parse $m >expect &&
901 git rev-parse $a >actual &&
902 test_cmp expect actual &&
903 git rev-parse $b >actual &&
904 test_cmp expect actual &&
905 test_must_fail git rev-parse --verify -q $c
906 '
907
908 test_expect_success 'stdin verify succeeds for correct value' '
909 test-tool ref-store main for-each-reflog-ent $m >before &&
910 git rev-parse $m >expect &&
911 echo "verify $m $m" >stdin &&
912 git update-ref --stdin <stdin &&
913 git rev-parse $m >actual &&
914 test_cmp expect actual &&
915 test-tool ref-store main for-each-reflog-ent $m >after &&
916 test_cmp before after
917 '
918
919 test_expect_success 'stdin verify succeeds for missing reference' '
920 test-tool ref-store main for-each-reflog-ent $m >before &&
921 echo "verify refs/heads/missing $Z" >stdin &&
922 git update-ref --stdin <stdin &&
923 test_must_fail git rev-parse --verify -q refs/heads/missing &&
924 test-tool ref-store main for-each-reflog-ent $m >after &&
925 test_cmp before after
926 '
927
928 test_expect_success 'stdin verify treats no value as missing' '
929 echo "verify refs/heads/missing" >stdin &&
930 git update-ref --stdin <stdin &&
931 test_must_fail git rev-parse --verify -q refs/heads/missing
932 '
933
934 test_expect_success 'stdin verify fails for wrong value' '
935 git rev-parse $m >expect &&
936 echo "verify $m $m~1" >stdin &&
937 test_must_fail git update-ref --stdin <stdin &&
938 git rev-parse $m >actual &&
939 test_cmp expect actual
940 '
941
942 test_expect_success 'stdin verify fails for mistaken null value' '
943 git rev-parse $m >expect &&
944 echo "verify $m $Z" >stdin &&
945 test_must_fail git update-ref --stdin <stdin &&
946 git rev-parse $m >actual &&
947 test_cmp expect actual
948 '
949
950 test_expect_success 'stdin verify fails for mistaken empty value' '
951 M=$(git rev-parse $m) &&
952 test_when_finished "git update-ref $m $M" &&
953 git rev-parse $m >expect &&
954 echo "verify $m" >stdin &&
955 test_must_fail git update-ref --stdin <stdin &&
956 git rev-parse $m >actual &&
957 test_cmp expect actual
958 '
959
960 test_expect_success 'stdin update refs works with identity updates' '
961 cat >stdin <<-EOF &&
962 update $a $m $m
963 update $b $m $m
964 update $c $Z $E
965 EOF
966 git update-ref --stdin <stdin &&
967 git rev-parse $m >expect &&
968 git rev-parse $a >actual &&
969 test_cmp expect actual &&
970 git rev-parse $b >actual &&
971 test_cmp expect actual &&
972 test_must_fail git rev-parse --verify -q $c
973 '
974
975 test_expect_success 'stdin update refs fails with wrong old value' '
976 git update-ref $c $m &&
977 cat >stdin <<-EOF &&
978 update $a $m $m
979 update $b $m $m
980 update $c ''
981 EOF
982 test_must_fail git update-ref --stdin <stdin 2>err &&
983 test_grep "fatal: cannot lock ref '"'"'$c'"'"'" err &&
984 git rev-parse $m >expect &&
985 git rev-parse $a >actual &&
986 test_cmp expect actual &&
987 git rev-parse $b >actual &&
988 test_cmp expect actual &&
989 git rev-parse $c >actual &&
990 test_cmp expect actual
991 '
992
993 test_expect_success 'stdin delete refs works with packed and loose refs' '
994 git pack-refs --all &&
995 git update-ref $c $m~1 &&
996 cat >stdin <<-EOF &&
997 delete $a $m
998 update $b $Z $m
999 update $c $E $m~1
1000 EOF
1001 git update-ref --stdin <stdin &&
1002 test_must_fail git rev-parse --verify -q $a &&
1003 test_must_fail git rev-parse --verify -q $b &&
1004 test_must_fail git rev-parse --verify -q $c
1005 '
1006
1007 test_expect_success 'stdin -z works on empty input' '
1008 >stdin &&
1009 git update-ref -z --stdin <stdin &&
1010 git rev-parse --verify -q $m
1011 '
1012
1013 test_expect_success 'stdin -z fails on empty line' '
1014 echo "" >stdin &&
1015 test_must_fail git update-ref -z --stdin <stdin 2>err &&
1016 test_grep "fatal: whitespace before command: " err
1017 '
1018
1019 test_expect_success 'stdin -z fails on empty command' '
1020 printf $F "" >stdin &&
1021 test_must_fail git update-ref -z --stdin <stdin 2>err &&
1022 test_grep "fatal: empty command in input" err
1023 '
1024
1025 test_expect_success 'stdin -z fails on only whitespace' '
1026 printf $F " " >stdin &&
1027 test_must_fail git update-ref -z --stdin <stdin 2>err &&
1028 test_grep "fatal: whitespace before command: " err
1029 '
1030
1031 test_expect_success 'stdin -z fails on leading whitespace' '
1032 printf $F " create $a" "$m" >stdin &&
1033 test_must_fail git update-ref -z --stdin <stdin 2>err &&
1034 test_grep "fatal: whitespace before command: create $a" err
1035 '
1036
1037 test_expect_success 'stdin -z fails on unknown command' '
1038 printf $F "unknown $a" >stdin &&
1039 test_must_fail git update-ref -z --stdin <stdin 2>err &&
1040 test_grep "fatal: unknown command: unknown $a" err
1041 '
1042
1043 test_expect_success 'stdin -z fails create with no ref' '
1044 printf $F "create " >stdin &&
1045 test_must_fail git update-ref -z --stdin <stdin 2>err &&
1046 test_grep "fatal: create: missing <ref>" err
1047 '
1048
1049 test_expect_success 'stdin -z fails create with no new value' '
1050 printf $F "create $a" >stdin &&
1051 test_must_fail git update-ref -z --stdin <stdin 2>err &&
1052 test_grep "fatal: create $a: unexpected end of input when reading <new-oid>" err
1053 '
1054
1055 test_expect_success 'stdin -z fails create with too many arguments' '
1056 printf $F "create $a" "$m" "$m" >stdin &&
1057 test_must_fail git update-ref -z --stdin <stdin 2>err &&
1058 test_grep "fatal: unknown command: $m" err
1059 '
1060
1061 test_expect_success 'stdin -z fails update with no ref' '
1062 printf $F "update " >stdin &&
1063 test_must_fail git update-ref -z --stdin <stdin 2>err &&
1064 test_grep "fatal: update: missing <ref>" err
1065 '
1066
1067 test_expect_success 'stdin -z fails update with too few args' '
1068 printf $F "update $a" "$m" >stdin &&
1069 test_must_fail git update-ref -z --stdin <stdin 2>err &&
1070 test_grep "fatal: update $a: unexpected end of input when reading <old-oid>" err
1071 '
1072
1073 test_expect_success 'stdin -z emits warning with empty new value' '
1074 git update-ref $a $m &&
1075 printf $F "update $a" "" "" >stdin &&
1076 git update-ref -z --stdin <stdin 2>err &&
1077 test_grep "warning: update $a: missing <new-oid>, treating as zero" err &&
1078 test_must_fail git rev-parse --verify -q $a
1079 '
1080
1081 test_expect_success 'stdin -z fails update with no new value' '
1082 printf $F "update $a" >stdin &&
1083 test_must_fail git update-ref -z --stdin <stdin 2>err &&
1084 test_grep "fatal: update $a: unexpected end of input when reading <new-oid>" err
1085 '
1086
1087 test_expect_success 'stdin -z fails update with no old value' '
1088 printf $F "update $a" "$m" >stdin &&
1089 test_must_fail git update-ref -z --stdin <stdin 2>err &&
1090 test_grep "fatal: update $a: unexpected end of input when reading <old-oid>" err
1091 '
1092
1093 test_expect_success 'stdin -z fails update with too many arguments' '
1094 printf $F "update $a" "$m" "$m" "$m" >stdin &&
1095 test_must_fail git update-ref -z --stdin <stdin 2>err &&
1096 test_grep "fatal: unknown command: $m" err
1097 '
1098
1099 test_expect_success 'stdin -z fails delete with no ref' '
1100 printf $F "delete " >stdin &&
1101 test_must_fail git update-ref -z --stdin <stdin 2>err &&
1102 test_grep "fatal: delete: missing <ref>" err
1103 '
1104
1105 test_expect_success 'stdin -z fails delete with no old value' '
1106 printf $F "delete $a" >stdin &&
1107 test_must_fail git update-ref -z --stdin <stdin 2>err &&
1108 test_grep "fatal: delete $a: unexpected end of input when reading <old-oid>" err
1109 '
1110
1111 test_expect_success 'stdin -z fails delete with too many arguments' '
1112 printf $F "delete $a" "$m" "$m" >stdin &&
1113 test_must_fail git update-ref -z --stdin <stdin 2>err &&
1114 test_grep "fatal: unknown command: $m" err
1115 '
1116
1117 test_expect_success 'stdin -z fails verify with too many arguments' '
1118 printf $F "verify $a" "$m" "$m" >stdin &&
1119 test_must_fail git update-ref -z --stdin <stdin 2>err &&
1120 test_grep "fatal: unknown command: $m" err
1121 '
1122
1123 test_expect_success 'stdin -z fails verify with no old value' '
1124 printf $F "verify $a" >stdin &&
1125 test_must_fail git update-ref -z --stdin <stdin 2>err &&
1126 test_grep "fatal: verify $a: unexpected end of input when reading <old-oid>" err
1127 '
1128
1129 test_expect_success 'stdin -z fails option with unknown name' '
1130 printf $F "option unknown" >stdin &&
1131 test_must_fail git update-ref -z --stdin <stdin 2>err &&
1132 test_grep "fatal: option unknown: unknown" err
1133 '
1134
1135 test_expect_success 'stdin -z fails with duplicate refs' '
1136 printf $F "create $a" "$m" "create $b" "$m" "create $a" "$m" >stdin &&
1137 test_must_fail git update-ref -z --stdin <stdin 2>err &&
1138 test_grep "fatal: multiple updates for ref '"'"'$a'"'"' not allowed" err
1139 '
1140
1141 test_expect_success 'stdin -z create ref works' '
1142 printf $F "create $a" "$m" >stdin &&
1143 git update-ref -z --stdin <stdin &&
1144 git rev-parse $m >expect &&
1145 git rev-parse $a >actual &&
1146 test_cmp expect actual
1147 '
1148
1149 test_expect_success 'stdin -z update ref creates with zero old value' '
1150 printf $F "update $b" "$m" "$Z" >stdin &&
1151 git update-ref -z --stdin <stdin &&
1152 git rev-parse $m >expect &&
1153 git rev-parse $b >actual &&
1154 test_cmp expect actual &&
1155 git update-ref -d $b
1156 '
1157
1158 test_expect_success 'stdin -z update ref creates with empty old value' '
1159 printf $F "update $b" "$m" "" >stdin &&
1160 git update-ref -z --stdin <stdin &&
1161 git rev-parse $m >expect &&
1162 git rev-parse $b >actual &&
1163 test_cmp expect actual
1164 '
1165
1166 test_expect_success 'stdin -z create ref works with path with space to blob' '
1167 printf $F "create refs/blobs/pws" "$m:$pws" >stdin &&
1168 git update-ref -z --stdin <stdin &&
1169 git rev-parse "$m:$pws" >expect &&
1170 git rev-parse refs/blobs/pws >actual &&
1171 test_cmp expect actual &&
1172 git update-ref -d refs/blobs/pws
1173 '
1174
1175 test_expect_success 'stdin -z update ref fails with wrong old value' '
1176 printf $F "update $c" "$m" "$m~1" >stdin &&
1177 test_must_fail git update-ref -z --stdin <stdin 2>err &&
1178 test_grep "fatal: cannot lock ref '"'"'$c'"'"'" err &&
1179 test_must_fail git rev-parse --verify -q $c
1180 '
1181
1182 test_expect_success 'stdin -z update ref fails with bad old value' '
1183 printf $F "update $c" "$m" "does-not-exist" >stdin &&
1184 test_must_fail git update-ref -z --stdin <stdin 2>err &&
1185 test_grep "fatal: update $c: invalid <old-oid>: does-not-exist" err &&
1186 test_must_fail git rev-parse --verify -q $c
1187 '
1188
1189 test_expect_success 'stdin -z create ref fails when ref exists' '
1190 git update-ref $c $m &&
1191 git rev-parse "$c" >expect &&
1192 printf $F "create $c" "$m~1" >stdin &&
1193 test_must_fail git update-ref -z --stdin <stdin 2>err &&
1194 test_grep "fatal: cannot lock ref '"'"'$c'"'"'" err &&
1195 git rev-parse "$c" >actual &&
1196 test_cmp expect actual
1197 '
1198
1199 test_expect_success 'stdin -z create ref fails with bad new value' '
1200 git update-ref -d "$c" &&
1201 printf $F "create $c" "does-not-exist" >stdin &&
1202 test_must_fail git update-ref -z --stdin <stdin 2>err &&
1203 test_grep "fatal: create $c: invalid <new-oid>: does-not-exist" err &&
1204 test_must_fail git rev-parse --verify -q $c
1205 '
1206
1207 test_expect_success 'stdin -z create ref fails with empty new value' '
1208 printf $F "create $c" "" >stdin &&
1209 test_must_fail git update-ref -z --stdin <stdin 2>err &&
1210 test_grep "fatal: create $c: missing <new-oid>" err &&
1211 test_must_fail git rev-parse --verify -q $c
1212 '
1213
1214 test_expect_success 'stdin -z create ref fails with non commit object' '
1215 printf $F "create $c" "$(test_oid 001)" >stdin &&
1216 test_must_fail git update-ref -z --stdin <stdin 2>err &&
1217 test_grep "fatal: trying to write ref ${SQ}$c${SQ} with nonexistent object" err &&
1218 test_must_fail git rev-parse --verify -q $c
1219 '
1220
1221 test_expect_success 'stdin -z update ref fails with non commit object' '
1222 printf $F "update $b" "$(test_oid 001)" "" >stdin &&
1223 test_must_fail git update-ref -z --stdin <stdin 2>err &&
1224 test_grep "fatal: trying to write ref ${SQ}$b${SQ} with nonexistent object" err &&
1225 test_must_fail git rev-parse --verify -q $c
1226 '
1227
1228 test_expect_success 'stdin -z update ref works with right old value' '
1229 printf $F "update $b" "$m~1" "$m" >stdin &&
1230 git update-ref -z --stdin <stdin &&
1231 git rev-parse $m~1 >expect &&
1232 git rev-parse $b >actual &&
1233 test_cmp expect actual
1234 '
1235
1236 test_expect_success 'stdin -z delete ref fails with wrong old value' '
1237 printf $F "delete $a" "$m~1" >stdin &&
1238 test_must_fail git update-ref -z --stdin <stdin 2>err &&
1239 test_grep "fatal: cannot lock ref '"'"'$a'"'"'" err &&
1240 git rev-parse $m >expect &&
1241 git rev-parse $a >actual &&
1242 test_cmp expect actual
1243 '
1244
1245 test_expect_success 'stdin -z delete ref fails with zero old value' '
1246 printf $F "delete $a" "$Z" >stdin &&
1247 test_must_fail git update-ref -z --stdin <stdin 2>err &&
1248 test_grep "fatal: delete $a: zero <old-oid>" err &&
1249 git rev-parse $m >expect &&
1250 git rev-parse $a >actual &&
1251 test_cmp expect actual
1252 '
1253
1254 test_expect_success 'stdin -z update symref works option no-deref' '
1255 git symbolic-ref TESTSYMREF $b &&
1256 printf $F "option no-deref" "update TESTSYMREF" "$a" "$b" >stdin &&
1257 git update-ref -z --stdin <stdin &&
1258 git rev-parse TESTSYMREF >expect &&
1259 git rev-parse $a >actual &&
1260 test_cmp expect actual &&
1261 git rev-parse $m~1 >expect &&
1262 git rev-parse $b >actual &&
1263 test_cmp expect actual
1264 '
1265
1266 test_expect_success 'stdin -z delete symref works option no-deref' '
1267 git symbolic-ref TESTSYMREF $b &&
1268 printf $F "option no-deref" "delete TESTSYMREF" "$b" >stdin &&
1269 git update-ref -z --stdin <stdin &&
1270 test_must_fail git rev-parse --verify -q TESTSYMREF &&
1271 git rev-parse $m~1 >expect &&
1272 git rev-parse $b >actual &&
1273 test_cmp expect actual
1274 '
1275
1276 test_expect_success 'stdin -z delete ref works with right old value' '
1277 printf $F "delete $b" "$m~1" >stdin &&
1278 git update-ref -z --stdin <stdin &&
1279 test_must_fail git rev-parse --verify -q $b
1280 '
1281
1282 test_expect_success 'stdin -z update/create/verify combination works' '
1283 printf $F "update $a" "$m" "" "create $b" "$m" "verify $c" "" >stdin &&
1284 git update-ref -z --stdin <stdin &&
1285 git rev-parse $m >expect &&
1286 git rev-parse $a >actual &&
1287 test_cmp expect actual &&
1288 git rev-parse $b >actual &&
1289 test_cmp expect actual &&
1290 test_must_fail git rev-parse --verify -q $c
1291 '
1292
1293 test_expect_success 'stdin -z verify succeeds for correct value' '
1294 git rev-parse $m >expect &&
1295 printf $F "verify $m" "$m" >stdin &&
1296 git update-ref -z --stdin <stdin &&
1297 git rev-parse $m >actual &&
1298 test_cmp expect actual
1299 '
1300
1301 test_expect_success 'stdin -z verify succeeds for missing reference' '
1302 printf $F "verify refs/heads/missing" "$Z" >stdin &&
1303 git update-ref -z --stdin <stdin &&
1304 test_must_fail git rev-parse --verify -q refs/heads/missing
1305 '
1306
1307 test_expect_success 'stdin -z verify treats no value as missing' '
1308 printf $F "verify refs/heads/missing" "" >stdin &&
1309 git update-ref -z --stdin <stdin &&
1310 test_must_fail git rev-parse --verify -q refs/heads/missing
1311 '
1312
1313 test_expect_success 'stdin -z verify fails for wrong value' '
1314 git rev-parse $m >expect &&
1315 printf $F "verify $m" "$m~1" >stdin &&
1316 test_must_fail git update-ref -z --stdin <stdin &&
1317 git rev-parse $m >actual &&
1318 test_cmp expect actual
1319 '
1320
1321 test_expect_success 'stdin -z verify fails for mistaken null value' '
1322 git rev-parse $m >expect &&
1323 printf $F "verify $m" "$Z" >stdin &&
1324 test_must_fail git update-ref -z --stdin <stdin &&
1325 git rev-parse $m >actual &&
1326 test_cmp expect actual
1327 '
1328
1329 test_expect_success 'stdin -z verify fails for mistaken empty value' '
1330 M=$(git rev-parse $m) &&
1331 test_when_finished "git update-ref $m $M" &&
1332 git rev-parse $m >expect &&
1333 printf $F "verify $m" "" >stdin &&
1334 test_must_fail git update-ref -z --stdin <stdin &&
1335 git rev-parse $m >actual &&
1336 test_cmp expect actual
1337 '
1338
1339 test_expect_success 'stdin -z update refs works with identity updates' '
1340 printf $F "update $a" "$m" "$m" "update $b" "$m" "$m" "update $c" "$Z" "" >stdin &&
1341 git update-ref -z --stdin <stdin &&
1342 git rev-parse $m >expect &&
1343 git rev-parse $a >actual &&
1344 test_cmp expect actual &&
1345 git rev-parse $b >actual &&
1346 test_cmp expect actual &&
1347 test_must_fail git rev-parse --verify -q $c
1348 '
1349
1350 test_expect_success 'stdin -z update refs fails with wrong old value' '
1351 git update-ref $c $m &&
1352 printf $F "update $a" "$m" "$m" "update $b" "$m" "$m" "update $c" "$m" "$Z" >stdin &&
1353 test_must_fail git update-ref -z --stdin <stdin 2>err &&
1354 test_grep "fatal: cannot lock ref '"'"'$c'"'"'" err &&
1355 git rev-parse $m >expect &&
1356 git rev-parse $a >actual &&
1357 test_cmp expect actual &&
1358 git rev-parse $b >actual &&
1359 test_cmp expect actual &&
1360 git rev-parse $c >actual &&
1361 test_cmp expect actual
1362 '
1363
1364 test_expect_success 'stdin -z delete refs works with packed and loose refs' '
1365 git pack-refs --all &&
1366 git update-ref $c $m~1 &&
1367 printf $F "delete $a" "$m" "update $b" "$Z" "$m" "update $c" "" "$m~1" >stdin &&
1368 git update-ref -z --stdin <stdin &&
1369 test_must_fail git rev-parse --verify -q $a &&
1370 test_must_fail git rev-parse --verify -q $b &&
1371 test_must_fail git rev-parse --verify -q $c
1372 '
1373
1374 test_expect_success 'fails with duplicate HEAD update' '
1375 git branch target1 $A &&
1376 git checkout target1 &&
1377 cat >stdin <<-EOF &&
1378 update refs/heads/target1 $C
1379 option no-deref
1380 update HEAD $B
1381 EOF
1382 test_must_fail git update-ref --stdin <stdin 2>err &&
1383 test_grep "fatal: multiple updates for '\''HEAD'\'' (including one via its referent .refs/heads/target1.) are not allowed" err &&
1384 echo "refs/heads/target1" >expect &&
1385 git symbolic-ref HEAD >actual &&
1386 test_cmp expect actual &&
1387 echo "$A" >expect &&
1388 git rev-parse refs/heads/target1 >actual &&
1389 test_cmp expect actual
1390 '
1391
1392 test_expect_success 'fails with duplicate ref update via symref' '
1393 test_when_finished "git symbolic-ref -d refs/heads/symref2" &&
1394 git branch target2 $A &&
1395 git symbolic-ref refs/heads/symref2 refs/heads/target2 &&
1396 cat >stdin <<-EOF &&
1397 update refs/heads/target2 $C
1398 update refs/heads/symref2 $B
1399 EOF
1400 test_must_fail git update-ref --stdin <stdin 2>err &&
1401 test_grep "fatal: multiple updates for '\''refs/heads/target2'\'' (including one via symref .refs/heads/symref2.) are not allowed" err &&
1402 echo "refs/heads/target2" >expect &&
1403 git symbolic-ref refs/heads/symref2 >actual &&
1404 test_cmp expect actual &&
1405 echo "$A" >expect &&
1406 git rev-parse refs/heads/target2 >actual &&
1407 test_cmp expect actual
1408 '
1409
1410 test_expect_success ULIMIT_FILE_DESCRIPTORS 'large transaction creating branches does not burst open file limit' '
1411 (
1412 test_seq -f "create refs/heads/%d HEAD" 33 |
1413 run_with_limited_open_files git update-ref --stdin &&
1414 git rev-parse --verify -q refs/heads/33
1415 )
1416 '
1417
1418 test_expect_success ULIMIT_FILE_DESCRIPTORS 'large transaction deleting branches does not burst open file limit' '
1419 (
1420 test_seq -f "delete refs/heads/%d HEAD" 33 |
1421 run_with_limited_open_files git update-ref --stdin &&
1422 test_must_fail git rev-parse --verify -q refs/heads/33
1423 )
1424 '
1425
1426 test_expect_success 'handle per-worktree refs in refs/bisect' '
1427 git commit --allow-empty -m "initial commit" &&
1428 git worktree add -b branch worktree &&
1429 (
1430 cd worktree &&
1431 git commit --allow-empty -m "test commit" &&
1432 git for-each-ref >for-each-ref.out &&
1433 test_grep ! refs/bisect for-each-ref.out &&
1434 git update-ref refs/bisect/something HEAD &&
1435 git rev-parse refs/bisect/something >../worktree-head &&
1436 git for-each-ref | grep refs/bisect/something
1437 ) &&
1438 git show-ref >actual &&
1439 test_grep ! 'refs/bisect' actual &&
1440 test_must_fail git rev-parse refs/bisect/something &&
1441 git update-ref refs/bisect/something HEAD &&
1442 git rev-parse refs/bisect/something >main-head &&
1443 ! test_cmp main-head worktree-head
1444 '
1445
1446 test_expect_success 'transaction handles empty commit' '
1447 cat >stdin <<-EOF &&
1448 start
1449 prepare
1450 commit
1451 EOF
1452 git update-ref --stdin <stdin >actual &&
1453 printf "%s: ok\n" start prepare commit >expect &&
1454 test_cmp expect actual
1455 '
1456
1457 test_expect_success 'transaction handles empty commit with missing prepare' '
1458 cat >stdin <<-EOF &&
1459 start
1460 commit
1461 EOF
1462 git update-ref --stdin <stdin >actual &&
1463 printf "%s: ok\n" start commit >expect &&
1464 test_cmp expect actual
1465 '
1466
1467 test_expect_success 'transaction handles sole commit' '
1468 cat >stdin <<-EOF &&
1469 commit
1470 EOF
1471 git update-ref --stdin <stdin >actual &&
1472 printf "%s: ok\n" commit >expect &&
1473 test_cmp expect actual
1474 '
1475
1476 test_expect_success 'transaction handles empty abort' '
1477 cat >stdin <<-EOF &&
1478 start
1479 prepare
1480 abort
1481 EOF
1482 git update-ref --stdin <stdin >actual &&
1483 printf "%s: ok\n" start prepare abort >expect &&
1484 test_cmp expect actual
1485 '
1486
1487 test_expect_success 'transaction exits on multiple aborts' '
1488 cat >stdin <<-EOF &&
1489 abort
1490 abort
1491 EOF
1492 test_must_fail git update-ref --stdin <stdin >actual 2>err &&
1493 printf "%s: ok\n" abort >expect &&
1494 test_cmp expect actual &&
1495 test_grep "fatal: transaction is closed" err
1496 '
1497
1498 test_expect_success 'transaction exits on start after prepare' '
1499 cat >stdin <<-EOF &&
1500 prepare
1501 start
1502 EOF
1503 test_must_fail git update-ref --stdin <stdin 2>err >actual &&
1504 printf "%s: ok\n" prepare >expect &&
1505 test_cmp expect actual &&
1506 test_grep "fatal: prepared transactions can only be closed" err
1507 '
1508
1509 test_expect_success 'transaction handles empty abort with missing prepare' '
1510 cat >stdin <<-EOF &&
1511 start
1512 abort
1513 EOF
1514 git update-ref --stdin <stdin >actual &&
1515 printf "%s: ok\n" start abort >expect &&
1516 test_cmp expect actual
1517 '
1518
1519 test_expect_success 'transaction handles sole abort' '
1520 cat >stdin <<-EOF &&
1521 abort
1522 EOF
1523 git update-ref --stdin <stdin >actual &&
1524 printf "%s: ok\n" abort >expect &&
1525 test_cmp expect actual
1526 '
1527
1528 test_expect_success 'transaction can handle commit' '
1529 cat >stdin <<-EOF &&
1530 start
1531 create $a HEAD
1532 commit
1533 EOF
1534 git update-ref --stdin <stdin >actual &&
1535 printf "%s: ok\n" start commit >expect &&
1536 test_cmp expect actual &&
1537 git rev-parse HEAD >expect &&
1538 git rev-parse $a >actual &&
1539 test_cmp expect actual
1540 '
1541
1542 test_expect_success 'transaction can handle abort' '
1543 cat >stdin <<-EOF &&
1544 start
1545 create $b HEAD
1546 abort
1547 EOF
1548 git update-ref --stdin <stdin >actual &&
1549 printf "%s: ok\n" start abort >expect &&
1550 test_cmp expect actual &&
1551 test_must_fail git show-ref --verify -q $b
1552 '
1553
1554 test_expect_success 'transaction aborts by default' '
1555 cat >stdin <<-EOF &&
1556 start
1557 create $b HEAD
1558 EOF
1559 git update-ref --stdin <stdin >actual &&
1560 printf "%s: ok\n" start >expect &&
1561 test_cmp expect actual &&
1562 test_must_fail git show-ref --verify -q $b
1563 '
1564
1565 test_expect_success 'transaction with prepare aborts by default' '
1566 cat >stdin <<-EOF &&
1567 start
1568 create $b HEAD
1569 prepare
1570 EOF
1571 git update-ref --stdin <stdin >actual &&
1572 printf "%s: ok\n" start prepare >expect &&
1573 test_cmp expect actual &&
1574 test_must_fail git show-ref --verify -q $b
1575 '
1576
1577 test_expect_success 'transaction can commit multiple times' '
1578 cat >stdin <<-EOF &&
1579 start
1580 create refs/heads/branch-1 $A
1581 commit
1582 start
1583 create refs/heads/branch-2 $B
1584 commit
1585 EOF
1586 git update-ref --stdin <stdin >actual &&
1587 printf "%s: ok\n" start commit start commit >expect &&
1588 test_cmp expect actual &&
1589 echo "$A" >expect &&
1590 git rev-parse refs/heads/branch-1 >actual &&
1591 test_cmp expect actual &&
1592 echo "$B" >expect &&
1593 git rev-parse refs/heads/branch-2 >actual &&
1594 test_cmp expect actual
1595 '
1596
1597 test_expect_success 'transaction can create and delete' '
1598 cat >stdin <<-EOF &&
1599 start
1600 create refs/heads/create-and-delete $A
1601 commit
1602 start
1603 delete refs/heads/create-and-delete $A
1604 commit
1605 EOF
1606 git update-ref --stdin <stdin >actual &&
1607 printf "%s: ok\n" start commit start commit >expect &&
1608 test_cmp expect actual &&
1609 test_must_fail git show-ref --verify refs/heads/create-and-delete
1610 '
1611
1612 test_expect_success 'transaction can commit after abort' '
1613 cat >stdin <<-EOF &&
1614 start
1615 create refs/heads/abort $A
1616 abort
1617 start
1618 create refs/heads/abort $A
1619 commit
1620 EOF
1621 git update-ref --stdin <stdin >actual &&
1622 printf "%s: ok\n" start abort start commit >expect &&
1623 echo "$A" >expect &&
1624 git rev-parse refs/heads/abort >actual &&
1625 test_cmp expect actual
1626 '
1627
1628 test_expect_success 'transaction cannot restart ongoing transaction' '
1629 cat >stdin <<-EOF &&
1630 start
1631 create refs/heads/restart $A
1632 start
1633 commit
1634 EOF
1635 test_must_fail git update-ref --stdin <stdin >actual &&
1636 printf "%s: ok\n" start >expect &&
1637 test_cmp expect actual &&
1638 test_must_fail git show-ref --verify refs/heads/restart
1639 '
1640
1641 test_expect_success PIPE 'transaction flushes status updates' '
1642 test_when_finished "rm -f in out" &&
1643 mkfifo in out &&
1644 (git update-ref --stdin <in >out &) &&
1645
1646 exec 9>in &&
1647 exec 8<out &&
1648 test_when_finished "exec 9>&-" &&
1649 test_when_finished "exec 8<&-" &&
1650
1651 echo "start" >&9 &&
1652 echo "start: ok" >expected &&
1653 read line <&8 &&
1654 echo "$line" >actual &&
1655 test_cmp expected actual &&
1656
1657 echo "create refs/heads/flush $A" >&9 &&
1658
1659 echo prepare >&9 &&
1660 echo "prepare: ok" >expected &&
1661 read line <&8 &&
1662 echo "$line" >actual &&
1663 test_cmp expected actual &&
1664
1665 # This must now fail given that we have locked the ref.
1666 test_must_fail git update-ref refs/heads/flush $B 2>stderr &&
1667 test_grep "fatal: update_ref failed for ref ${SQ}refs/heads/flush${SQ}: cannot lock ref" stderr &&
1668
1669 echo commit >&9 &&
1670 echo "commit: ok" >expected &&
1671 read line <&8 &&
1672 echo "$line" >actual &&
1673 test_cmp expected actual
1674 '
1675
1676 format_command () {
1677 if test "$1" = "-z"
1678 then
1679 shift
1680 printf "$F" "$@"
1681 else
1682 echo "$@"
1683 fi
1684 }
1685
1686 for type in "" "-z"
1687 do
1688
1689 test_expect_success "stdin $type symref-verify fails without --no-deref" '
1690 git symbolic-ref refs/heads/symref $a &&
1691 format_command $type "symref-verify refs/heads/symref" "$a" >stdin &&
1692 test_must_fail git update-ref --stdin $type <stdin 2>err &&
1693 test_grep "fatal: symref-verify: cannot operate with deref mode" err
1694 '
1695
1696 test_expect_success "stdin $type symref-verify fails with too many arguments" '
1697 format_command $type "symref-verify refs/heads/symref" "$a" "$a" >stdin &&
1698 test_must_fail git update-ref --stdin $type --no-deref <stdin 2>err &&
1699 if test "$type" = "-z"
1700 then
1701 test_grep "fatal: unknown command: $a" err
1702 else
1703 test_grep "fatal: symref-verify refs/heads/symref: extra input: $a" err
1704 fi
1705 '
1706
1707 test_expect_success "stdin $type symref-verify succeeds for correct value" '
1708 git symbolic-ref refs/heads/symref >expect &&
1709 test-tool ref-store main for-each-reflog-ent refs/heads/symref >before &&
1710 format_command $type "symref-verify refs/heads/symref" "$a" >stdin &&
1711 git update-ref --stdin $type --no-deref <stdin &&
1712 git symbolic-ref refs/heads/symref >actual &&
1713 test_cmp expect actual &&
1714 test-tool ref-store main for-each-reflog-ent refs/heads/symref >after &&
1715 test_cmp before after
1716 '
1717
1718 test_expect_success "stdin $type symref-verify fails with no value" '
1719 git symbolic-ref refs/heads/symref >expect &&
1720 format_command $type "symref-verify refs/heads/symref" "" >stdin &&
1721 test_must_fail git update-ref --stdin $type --no-deref <stdin
1722 '
1723
1724 test_expect_success "stdin $type symref-verify succeeds for dangling reference" '
1725 test_when_finished "git symbolic-ref -d refs/heads/symref2" &&
1726 test_must_fail git symbolic-ref refs/heads/nonexistent &&
1727 git symbolic-ref refs/heads/symref2 refs/heads/nonexistent &&
1728 format_command $type "symref-verify refs/heads/symref2" "refs/heads/nonexistent" >stdin &&
1729 git update-ref --stdin $type --no-deref <stdin
1730 '
1731
1732 test_expect_success "stdin $type symref-verify fails for missing reference" '
1733 test-tool ref-store main for-each-reflog-ent refs/heads/symref >before &&
1734 format_command $type "symref-verify refs/heads/missing" "refs/heads/unknown" >stdin &&
1735 test_must_fail git update-ref --stdin $type --no-deref <stdin 2>err &&
1736 test_grep "fatal: cannot lock ref ${SQ}refs/heads/missing${SQ}: unable to resolve reference ${SQ}refs/heads/missing${SQ}" err &&
1737 test_must_fail git rev-parse --verify -q refs/heads/missing &&
1738 test-tool ref-store main for-each-reflog-ent refs/heads/symref >after &&
1739 test_cmp before after
1740 '
1741
1742 test_expect_success "stdin $type symref-verify fails for wrong value" '
1743 git symbolic-ref refs/heads/symref >expect &&
1744 format_command $type "symref-verify refs/heads/symref" "$b" >stdin &&
1745 test_must_fail git update-ref --stdin $type --no-deref <stdin &&
1746 git symbolic-ref refs/heads/symref >actual &&
1747 test_cmp expect actual
1748 '
1749
1750 test_expect_success "stdin $type symref-verify fails for mistaken null value" '
1751 git symbolic-ref refs/heads/symref >expect &&
1752 format_command $type "symref-verify refs/heads/symref" "$Z" >stdin &&
1753 test_must_fail git update-ref --stdin $type --no-deref <stdin &&
1754 git symbolic-ref refs/heads/symref >actual &&
1755 test_cmp expect actual
1756 '
1757
1758 test_expect_success "stdin $type symref-delete fails without --no-deref" '
1759 git symbolic-ref refs/heads/symref $a &&
1760 format_command $type "symref-delete refs/heads/symref" "$a" >stdin &&
1761 test_must_fail git update-ref --stdin $type <stdin 2>err &&
1762 test_grep "fatal: symref-delete: cannot operate with deref mode" err
1763 '
1764
1765 test_expect_success "stdin $type symref-delete fails with no ref" '
1766 format_command $type "symref-delete " >stdin &&
1767 test_must_fail git update-ref --stdin $type --no-deref <stdin 2>err &&
1768 test_grep "fatal: symref-delete: missing <ref>" err
1769 '
1770
1771 test_expect_success "stdin $type symref-delete fails deleting regular ref" '
1772 test_when_finished "git update-ref -d refs/heads/regularref" &&
1773 git update-ref refs/heads/regularref $a &&
1774 format_command $type "symref-delete refs/heads/regularref" "$a" >stdin &&
1775 test_must_fail git update-ref --stdin $type --no-deref <stdin 2>err &&
1776 test_grep "fatal: cannot lock ref ${SQ}refs/heads/regularref${SQ}: expected symref with target ${SQ}$a${SQ}: but is a regular ref" err
1777 '
1778
1779 test_expect_success "stdin $type symref-delete fails with too many arguments" '
1780 format_command $type "symref-delete refs/heads/symref" "$a" "$a" >stdin &&
1781 test_must_fail git update-ref --stdin $type --no-deref <stdin 2>err &&
1782 if test "$type" = "-z"
1783 then
1784 test_grep "fatal: unknown command: $a" err
1785 else
1786 test_grep "fatal: symref-delete refs/heads/symref: extra input: $a" err
1787 fi
1788 '
1789
1790 test_expect_success "stdin $type symref-delete fails with wrong old value" '
1791 format_command $type "symref-delete refs/heads/symref" "$m" >stdin &&
1792 test_must_fail git update-ref --stdin $type --no-deref <stdin 2>err &&
1793 test_grep "fatal: verifying symref target: ${SQ}refs/heads/symref${SQ}: is at $a but expected refs/heads/main" err &&
1794 git symbolic-ref refs/heads/symref >expect &&
1795 echo $a >actual &&
1796 test_cmp expect actual
1797 '
1798
1799 test_expect_success "stdin $type symref-delete works with right old value" '
1800 format_command $type "symref-delete refs/heads/symref" "$a" >stdin &&
1801 git update-ref --stdin $type --no-deref <stdin &&
1802 test_must_fail git rev-parse --verify -q refs/heads/symref
1803 '
1804
1805 test_expect_success "stdin $type symref-delete works with empty old value" '
1806 git symbolic-ref refs/heads/symref $a >stdin &&
1807 format_command $type "symref-delete refs/heads/symref" "" >stdin &&
1808 git update-ref --stdin $type --no-deref <stdin &&
1809 test_must_fail git rev-parse --verify -q $b
1810 '
1811
1812 test_expect_success "stdin $type symref-delete succeeds for dangling reference" '
1813 test_must_fail git symbolic-ref refs/heads/nonexistent &&
1814 git symbolic-ref refs/heads/symref2 refs/heads/nonexistent &&
1815 format_command $type "symref-delete refs/heads/symref2" "refs/heads/nonexistent" >stdin &&
1816 git update-ref --stdin $type --no-deref <stdin &&
1817 test_must_fail git symbolic-ref -d refs/heads/symref2
1818 '
1819
1820 test_expect_success "stdin $type symref-delete deletes regular ref without target" '
1821 git update-ref refs/heads/regularref $a &&
1822 format_command $type "symref-delete refs/heads/regularref" >stdin &&
1823 git update-ref --stdin $type --no-deref <stdin
1824 '
1825
1826 test_expect_success "stdin $type symref-create fails with too many arguments" '
1827 format_command $type "symref-create refs/heads/symref" "$a" "$a" >stdin &&
1828 test_must_fail git update-ref --stdin $type --no-deref <stdin 2>err &&
1829 if test "$type" = "-z"
1830 then
1831 test_grep "fatal: unknown command: $a" err
1832 else
1833 test_grep "fatal: symref-create refs/heads/symref: extra input: $a" err
1834 fi
1835 '
1836
1837 test_expect_success "stdin $type symref-create fails with no target" '
1838 format_command $type "symref-create refs/heads/symref" >stdin &&
1839 test_must_fail git update-ref --stdin $type --no-deref <stdin
1840 '
1841
1842 test_expect_success "stdin $type symref-create fails with empty target" '
1843 format_command $type "symref-create refs/heads/symref" "" >stdin &&
1844 test_must_fail git update-ref --stdin $type --no-deref <stdin
1845 '
1846
1847 test_expect_success "stdin $type symref-create works" '
1848 test_when_finished "git symbolic-ref -d refs/heads/symref" &&
1849 format_command $type "symref-create refs/heads/symref" "$a" >stdin &&
1850 git update-ref --stdin $type --no-deref <stdin &&
1851 git symbolic-ref refs/heads/symref >expect &&
1852 echo $a >actual &&
1853 test_cmp expect actual
1854 '
1855
1856 test_expect_success "stdin $type symref-create works with --no-deref" '
1857 test_when_finished "git symbolic-ref -d refs/heads/symref" &&
1858 format_command $type "symref-create refs/heads/symref" "$a" &&
1859 git update-ref --stdin $type <stdin 2>err
1860 '
1861
1862 test_expect_success "stdin $type create dangling symref ref works" '
1863 test_when_finished "git symbolic-ref -d refs/heads/symref" &&
1864 format_command $type "symref-create refs/heads/symref" "refs/heads/unknown" >stdin &&
1865 git update-ref --stdin $type --no-deref <stdin &&
1866 git symbolic-ref refs/heads/symref >expect &&
1867 echo refs/heads/unknown >actual &&
1868 test_cmp expect actual
1869 '
1870
1871 test_expect_success "stdin $type symref-create does not create reflogs by default" '
1872 test_when_finished "git symbolic-ref -d refs/symref" &&
1873 format_command $type "symref-create refs/symref" "$a" >stdin &&
1874 git update-ref --stdin $type --no-deref <stdin &&
1875 git symbolic-ref refs/symref >expect &&
1876 echo $a >actual &&
1877 test_cmp expect actual &&
1878 test_must_fail git reflog exists refs/symref
1879 '
1880
1881 test_expect_success "stdin $type symref-create reflogs with --create-reflog" '
1882 test_when_finished "git symbolic-ref -d refs/heads/symref" &&
1883 format_command $type "symref-create refs/heads/symref" "$a" >stdin &&
1884 git update-ref --create-reflog --stdin $type --no-deref <stdin &&
1885 git symbolic-ref refs/heads/symref >expect &&
1886 echo $a >actual &&
1887 test_cmp expect actual &&
1888 git reflog exists refs/heads/symref
1889 '
1890
1891 test_expect_success "stdin $type symref-update fails with too many arguments" '
1892 format_command $type "symref-update refs/heads/symref" "$a" "ref" "$a" "$a" >stdin &&
1893 test_must_fail git update-ref --stdin $type --no-deref <stdin 2>err &&
1894 if test "$type" = "-z"
1895 then
1896 test_grep "fatal: unknown command: $a" err
1897 else
1898 test_grep "fatal: symref-update refs/heads/symref: extra input: $a" err
1899 fi
1900 '
1901
1902 test_expect_success "stdin $type symref-update fails with wrong old value argument" '
1903 format_command $type "symref-update refs/heads/symref" "$a" "foo" "$a" "$a" >stdin &&
1904 test_must_fail git update-ref --stdin $type --no-deref <stdin 2>err &&
1905 test_grep "fatal: symref-update refs/heads/symref: invalid arg ${SQ}foo${SQ} for old value" err
1906 '
1907
1908 test_expect_success "stdin $type symref-update creates with zero old value" '
1909 test_when_finished "git symbolic-ref -d refs/heads/symref" &&
1910 format_command $type "symref-update refs/heads/symref" "$a" "oid" "$Z" >stdin &&
1911 git update-ref --stdin $type --no-deref <stdin &&
1912 echo $a >expect &&
1913 git symbolic-ref refs/heads/symref >actual &&
1914 test_cmp expect actual
1915 '
1916
1917 test_expect_success "stdin $type symref-update creates with no old value" '
1918 test_when_finished "git symbolic-ref -d refs/heads/symref" &&
1919 format_command $type "symref-update refs/heads/symref" "$a" >stdin &&
1920 git update-ref --stdin $type --no-deref <stdin &&
1921 echo $a >expect &&
1922 git symbolic-ref refs/heads/symref >actual &&
1923 test_cmp expect actual
1924 '
1925
1926 test_expect_success "stdin $type symref-update creates dangling" '
1927 test_when_finished "git symbolic-ref -d refs/heads/symref" &&
1928 test_must_fail git rev-parse refs/heads/nonexistent &&
1929 format_command $type "symref-update refs/heads/symref" "refs/heads/nonexistent" >stdin &&
1930 git update-ref --stdin $type --no-deref <stdin &&
1931 echo refs/heads/nonexistent >expect &&
1932 git symbolic-ref refs/heads/symref >actual &&
1933 test_cmp expect actual
1934 '
1935
1936 test_expect_success "stdin $type symref-update fails with wrong old value" '
1937 test_when_finished "git symbolic-ref -d refs/heads/symref" &&
1938 git symbolic-ref refs/heads/symref $a &&
1939 format_command $type "symref-update refs/heads/symref" "$m" "ref" "$b" >stdin &&
1940 test_must_fail git update-ref --stdin $type --no-deref <stdin 2>err &&
1941 test_grep "fatal: verifying symref target: ${SQ}refs/heads/symref${SQ}: is at $a but expected $b" err &&
1942 test_must_fail git rev-parse --verify -q $c
1943 '
1944
1945 test_expect_success "stdin $type symref-update updates dangling ref" '
1946 test_when_finished "git symbolic-ref -d refs/heads/symref" &&
1947 test_must_fail git rev-parse refs/heads/nonexistent &&
1948 git symbolic-ref refs/heads/symref refs/heads/nonexistent &&
1949 format_command $type "symref-update refs/heads/symref" "$a" >stdin &&
1950 git update-ref --stdin $type --no-deref <stdin &&
1951 echo $a >expect &&
1952 git symbolic-ref refs/heads/symref >actual &&
1953 test_cmp expect actual
1954 '
1955
1956 test_expect_success "stdin $type symref-update updates dangling ref with old value" '
1957 test_when_finished "git symbolic-ref -d refs/heads/symref" &&
1958 test_must_fail git rev-parse refs/heads/nonexistent &&
1959 git symbolic-ref refs/heads/symref refs/heads/nonexistent &&
1960 format_command $type "symref-update refs/heads/symref" "$a" "ref" "refs/heads/nonexistent" >stdin &&
1961 git update-ref --stdin $type --no-deref <stdin &&
1962 echo $a >expect &&
1963 git symbolic-ref refs/heads/symref >actual &&
1964 test_cmp expect actual
1965 '
1966
1967 test_expect_success "stdin $type symref-update fails update dangling ref with wrong old value" '
1968 test_when_finished "git symbolic-ref -d refs/heads/symref" &&
1969 test_must_fail git rev-parse refs/heads/nonexistent &&
1970 git symbolic-ref refs/heads/symref refs/heads/nonexistent &&
1971 format_command $type "symref-update refs/heads/symref" "$a" "ref" "refs/heads/wrongref" >stdin &&
1972 test_must_fail git update-ref --stdin $type --no-deref <stdin &&
1973 echo refs/heads/nonexistent >expect &&
1974 git symbolic-ref refs/heads/symref >actual &&
1975 test_cmp expect actual
1976 '
1977
1978 test_expect_success "stdin $type symref-update works with right old value" '
1979 test_when_finished "git symbolic-ref -d refs/heads/symref" &&
1980 git symbolic-ref refs/heads/symref $a &&
1981 format_command $type "symref-update refs/heads/symref" "$m" "ref" "$a" >stdin &&
1982 git update-ref --stdin $type --no-deref <stdin &&
1983 echo $m >expect &&
1984 git symbolic-ref refs/heads/symref >actual &&
1985 test_cmp expect actual
1986 '
1987
1988 test_expect_success "stdin $type symref-update works with no old value" '
1989 test_when_finished "git symbolic-ref -d refs/heads/symref" &&
1990 git symbolic-ref refs/heads/symref $a &&
1991 format_command $type "symref-update refs/heads/symref" "$m" >stdin &&
1992 git update-ref --stdin $type --no-deref <stdin &&
1993 echo $m >expect &&
1994 git symbolic-ref refs/heads/symref >actual &&
1995 test_cmp expect actual
1996 '
1997
1998 test_expect_success "stdin $type symref-update fails with empty old ref-target" '
1999 test_when_finished "git symbolic-ref -d refs/heads/symref" &&
2000 git symbolic-ref refs/heads/symref $a &&
2001 format_command $type "symref-update refs/heads/symref" "$m" "ref" "" >stdin &&
2002 test_must_fail git update-ref --stdin $type --no-deref <stdin &&
2003 echo $a >expect &&
2004 git symbolic-ref refs/heads/symref >actual &&
2005 test_cmp expect actual
2006 '
2007
2008 test_expect_success "stdin $type symref-update creates (with deref)" '
2009 test_when_finished "git symbolic-ref -d refs/heads/symref" &&
2010 format_command $type "symref-update refs/heads/symref" "$a" >stdin &&
2011 git update-ref --stdin $type <stdin &&
2012 echo $a >expect &&
2013 git symbolic-ref --no-recurse refs/heads/symref >actual &&
2014 test_cmp expect actual &&
2015 test-tool ref-store main for-each-reflog-ent refs/heads/symref >actual &&
2016 test_grep "$Z $(git rev-parse $a)" actual
2017 '
2018
2019 test_expect_success "stdin $type symref-update regular ref to symref with correct old-oid" '
2020 test_when_finished "git symbolic-ref -d --no-recurse refs/heads/regularref" &&
2021 git update-ref --no-deref refs/heads/regularref $a &&
2022 format_command $type "symref-update refs/heads/regularref" "$a" "oid" "$(git rev-parse $a)" >stdin &&
2023 git update-ref --stdin $type <stdin &&
2024 echo $a >expect &&
2025 git symbolic-ref --no-recurse refs/heads/regularref >actual &&
2026 test_cmp expect actual &&
2027 test-tool ref-store main for-each-reflog-ent refs/heads/regularref >actual &&
2028 test_grep "$(git rev-parse $a) $(git rev-parse $a)" actual
2029 '
2030
2031 test_expect_success "stdin $type symref-update regular ref to symref fails with wrong old-oid" '
2032 test_when_finished "git update-ref -d refs/heads/regularref" &&
2033 git update-ref --no-deref refs/heads/regularref $a &&
2034 format_command $type "symref-update refs/heads/regularref" "$a" "oid" "$(git rev-parse refs/heads/target2)" >stdin &&
2035 test_must_fail git update-ref --stdin $type <stdin 2>err &&
2036 test_grep "fatal: cannot lock ref ${SQ}refs/heads/regularref${SQ}: is at $(git rev-parse $a) but expected $(git rev-parse refs/heads/target2)" err &&
2037 echo $(git rev-parse $a) >expect &&
2038 git rev-parse refs/heads/regularref >actual &&
2039 test_cmp expect actual
2040 '
2041
2042 test_expect_success "stdin $type symref-update regular ref to symref fails with invalid old-oid" '
2043 test_when_finished "git update-ref -d refs/heads/regularref" &&
2044 git update-ref --no-deref refs/heads/regularref $a &&
2045 format_command $type "symref-update refs/heads/regularref" "$a" "oid" "not-a-ref-oid" >stdin &&
2046 test_must_fail git update-ref --stdin $type <stdin 2>err &&
2047 test_grep "fatal: symref-update refs/heads/regularref: invalid oid: not-a-ref-oid" err &&
2048 echo $(git rev-parse $a) >expect &&
2049 git rev-parse refs/heads/regularref >actual &&
2050 test_cmp expect actual
2051 '
2052
2053 test_expect_success "stdin $type symref-update existing symref with zero old-oid" '
2054 test_when_finished "git symbolic-ref -d --no-recurse refs/heads/symref" &&
2055 git symbolic-ref refs/heads/symref refs/heads/target2 &&
2056 format_command $type "symref-update refs/heads/symref" "$a" "oid" "$Z" >stdin &&
2057 test_must_fail git update-ref --stdin $type <stdin 2>err &&
2058 test_grep "fatal: cannot lock ref ${SQ}refs/heads/symref${SQ}: reference already exists" err &&
2059 echo refs/heads/target2 >expect &&
2060 git symbolic-ref refs/heads/symref >actual &&
2061 test_cmp expect actual
2062 '
2063
2064 test_expect_success "stdin $type symref-update regular ref to symref (with deref)" '
2065 test_when_finished "git symbolic-ref -d refs/heads/symref" &&
2066 test_when_finished "git update-ref -d --no-deref refs/heads/symref2" &&
2067 git update-ref refs/heads/symref2 $a &&
2068 git symbolic-ref --no-recurse refs/heads/symref refs/heads/symref2 &&
2069 format_command $type "symref-update refs/heads/symref" "$a" >stdin &&
2070 git update-ref $type --stdin <stdin &&
2071 echo $a >expect &&
2072 git symbolic-ref --no-recurse refs/heads/symref2 >actual &&
2073 test_cmp expect actual &&
2074 echo refs/heads/symref2 >expect &&
2075 git symbolic-ref --no-recurse refs/heads/symref >actual &&
2076 test_cmp expect actual &&
2077 test-tool ref-store main for-each-reflog-ent refs/heads/symref >actual &&
2078 test_grep "$(git rev-parse $a) $(git rev-parse $a)" actual
2079 '
2080
2081 test_expect_success "stdin $type symref-update regular ref to symref" '
2082 test_when_finished "git symbolic-ref -d --no-recurse refs/heads/regularref" &&
2083 git update-ref --no-deref refs/heads/regularref $a &&
2084 format_command $type "symref-update refs/heads/regularref" "$a" >stdin &&
2085 git update-ref $type --stdin <stdin &&
2086 echo $a >expect &&
2087 git symbolic-ref --no-recurse refs/heads/regularref >actual &&
2088 test_cmp expect actual &&
2089 test-tool ref-store main for-each-reflog-ent refs/heads/regularref >actual &&
2090 test_grep "$(git rev-parse $a) $(git rev-parse $a)" actual
2091 '
2092
2093 test_expect_success "stdin $type batch-updates" '
2094 git init repo &&
2095 test_when_finished "rm -fr repo" &&
2096 (
2097 cd repo &&
2098 test_commit commit &&
2099 head=$(git rev-parse HEAD) &&
2100
2101 format_command $type "update refs/heads/ref1" "$head" "$Z" >stdin &&
2102 format_command $type "update refs/heads/ref2" "$head" "$Z" >>stdin &&
2103 git update-ref $type --stdin --batch-updates <stdin &&
2104 echo $head >expect &&
2105 git rev-parse refs/heads/ref1 >actual &&
2106 test_cmp expect actual &&
2107 git rev-parse refs/heads/ref2 >actual &&
2108 test_cmp expect actual
2109 )
2110 '
2111
2112 test_expect_success "stdin $type batch-updates with invalid new_oid" '
2113 git init repo &&
2114 test_when_finished "rm -fr repo" &&
2115 (
2116 cd repo &&
2117 test_commit one &&
2118 old_head=$(git rev-parse HEAD) &&
2119 test_commit two &&
2120 head=$(git rev-parse HEAD) &&
2121 git update-ref refs/heads/ref1 $head &&
2122 git update-ref refs/heads/ref2 $head &&
2123
2124 format_command $type "update refs/heads/ref1" "$old_head" "$head" >stdin &&
2125 format_command $type "update refs/heads/ref2" "$(test_oid 001)" "$head" >>stdin &&
2126 git update-ref $type --stdin --batch-updates <stdin >stdout 2>err &&
2127 echo $old_head >expect &&
2128 git rev-parse refs/heads/ref1 >actual &&
2129 test_cmp expect actual &&
2130 echo $head >expect &&
2131 git rev-parse refs/heads/ref2 >actual &&
2132 test_cmp expect actual &&
2133 test_grep "rejected refs/heads/ref2 $(test_oid 001) $head invalid new value provided" stdout &&
2134 test_grep "trying to write ref ${SQ}refs/heads/ref2${SQ} with nonexistent object" err
2135 )
2136 '
2137
2138 test_expect_success "stdin $type batch-updates with non-commit new_oid" '
2139 git init repo &&
2140 test_when_finished "rm -fr repo" &&
2141 (
2142 cd repo &&
2143 test_commit one &&
2144 old_head=$(git rev-parse HEAD) &&
2145 test_commit two &&
2146 head=$(git rev-parse HEAD) &&
2147 head_tree=$(git rev-parse HEAD^{tree}) &&
2148 git update-ref refs/heads/ref1 $head &&
2149 git update-ref refs/heads/ref2 $head &&
2150
2151 format_command $type "update refs/heads/ref1" "$old_head" "$head" >stdin &&
2152 format_command $type "update refs/heads/ref2" "$head_tree" "$head" >>stdin &&
2153 git update-ref $type --stdin --batch-updates <stdin >stdout 2>err &&
2154 echo $old_head >expect &&
2155 git rev-parse refs/heads/ref1 >actual &&
2156 test_cmp expect actual &&
2157 echo $head >expect &&
2158 git rev-parse refs/heads/ref2 >actual &&
2159 test_cmp expect actual &&
2160 test_grep "rejected refs/heads/ref2 $head_tree $head invalid new value provided" stdout &&
2161 test_grep "trying to write non-commit object $head_tree to branch ${SQ}refs/heads/ref2${SQ}" err
2162 )
2163 '
2164
2165 test_expect_success "stdin $type batch-updates with non-existent ref" '
2166 git init repo &&
2167 test_when_finished "rm -fr repo" &&
2168 (
2169 cd repo &&
2170 test_commit one &&
2171 old_head=$(git rev-parse HEAD) &&
2172 test_commit two &&
2173 head=$(git rev-parse HEAD) &&
2174 git update-ref refs/heads/ref1 $head &&
2175
2176 format_command $type "update refs/heads/ref1" "$old_head" "$head" >stdin &&
2177 format_command $type "update refs/heads/ref2" "$old_head" "$head" >>stdin &&
2178 git update-ref $type --stdin --batch-updates <stdin >stdout 2>err &&
2179 echo $old_head >expect &&
2180 git rev-parse refs/heads/ref1 >actual &&
2181 test_cmp expect actual &&
2182 test_must_fail git rev-parse refs/heads/ref2 &&
2183 test_grep "rejected refs/heads/ref2 $old_head $head reference does not exist" stdout &&
2184 test_grep "cannot lock ref ${SQ}refs/heads/ref2${SQ}: unable to resolve reference ${SQ}refs/heads/ref2${SQ}" err
2185 )
2186 '
2187
2188 test_expect_success "stdin $type batch-updates with dangling symref" '
2189 git init repo &&
2190 test_when_finished "rm -fr repo" &&
2191 (
2192 cd repo &&
2193 test_commit one &&
2194 old_head=$(git rev-parse HEAD) &&
2195 test_commit two &&
2196 head=$(git rev-parse HEAD) &&
2197 git update-ref refs/heads/ref1 $head &&
2198 git symbolic-ref refs/heads/ref2 refs/heads/nonexistent &&
2199
2200 format_command $type "update refs/heads/ref1" "$old_head" "$head" >stdin &&
2201 format_command $type "update refs/heads/ref2" "$old_head" "$head" >>stdin &&
2202 git update-ref $type --no-deref --stdin --batch-updates <stdin >stdout 2>err &&
2203 echo $old_head >expect &&
2204 git rev-parse refs/heads/ref1 >actual &&
2205 test_cmp expect actual &&
2206 echo $head >expect &&
2207 test_must_fail git rev-parse refs/heads/ref2 &&
2208 test_grep "rejected refs/heads/ref2 $old_head $head reference does not exist" stdout &&
2209 test_grep "cannot lock ref ${SQ}refs/heads/ref2${SQ}: reference is missing but expected $head" err
2210 )
2211 '
2212
2213 test_expect_success "stdin $type batch-updates with regular ref as symref" '
2214 git init repo &&
2215 test_when_finished "rm -fr repo" &&
2216 (
2217 cd repo &&
2218 test_commit one &&
2219 old_head=$(git rev-parse HEAD) &&
2220 test_commit two &&
2221 head=$(git rev-parse HEAD) &&
2222 git update-ref refs/heads/ref1 $head &&
2223 git update-ref refs/heads/ref2 $head &&
2224
2225 format_command $type "update refs/heads/ref1" "$old_head" "$head" >stdin &&
2226 format_command $type "symref-update refs/heads/ref2" "$old_head" "ref" "refs/heads/nonexistent" >>stdin &&
2227 git update-ref $type --no-deref --stdin --batch-updates <stdin >stdout 2>err &&
2228 echo $old_head >expect &&
2229 git rev-parse refs/heads/ref1 >actual &&
2230 test_cmp expect actual &&
2231 echo $head >expect &&
2232 echo $head >expect &&
2233 git rev-parse refs/heads/ref2 >actual &&
2234 test_cmp expect actual &&
2235 test_grep "rejected refs/heads/ref2 $ZERO_OID $ZERO_OID expected symref but found regular ref" stdout &&
2236 test_grep "cannot lock ref ${SQ}refs/heads/ref2${SQ}: expected symref with target ${SQ}refs/heads/nonexistent${SQ}: but is a regular ref" err
2237 )
2238 '
2239
2240 test_expect_success "stdin $type batch-updates with invalid old_oid" '
2241 git init repo &&
2242 test_when_finished "rm -fr repo" &&
2243 (
2244 cd repo &&
2245 test_commit one &&
2246 old_head=$(git rev-parse HEAD) &&
2247 test_commit two &&
2248 head=$(git rev-parse HEAD) &&
2249 git update-ref refs/heads/ref1 $head &&
2250 git update-ref refs/heads/ref2 $head &&
2251
2252 format_command $type "update refs/heads/ref1" "$old_head" "$head" >stdin &&
2253 format_command $type "update refs/heads/ref2" "$old_head" "$Z" >>stdin &&
2254 git update-ref $type --stdin --batch-updates <stdin >stdout 2>err &&
2255 echo $old_head >expect &&
2256 git rev-parse refs/heads/ref1 >actual &&
2257 test_cmp expect actual &&
2258 echo $head >expect &&
2259 git rev-parse refs/heads/ref2 >actual &&
2260 test_cmp expect actual &&
2261 test_grep "rejected refs/heads/ref2 $old_head $ZERO_OID reference already exists" stdout &&
2262 test_grep "cannot lock ref ${SQ}refs/heads/ref2${SQ}: reference already exists" err
2263 )
2264 '
2265
2266 test_expect_success "stdin $type batch-updates with incorrect old oid" '
2267 git init repo &&
2268 test_when_finished "rm -fr repo" &&
2269 (
2270 cd repo &&
2271 test_commit one &&
2272 old_head=$(git rev-parse HEAD) &&
2273 test_commit two &&
2274 head=$(git rev-parse HEAD) &&
2275 git update-ref refs/heads/ref1 $head &&
2276 git update-ref refs/heads/ref2 $head &&
2277
2278 format_command $type "update refs/heads/ref1" "$old_head" "$head" >stdin &&
2279 format_command $type "update refs/heads/ref2" "$head" "$old_head" >>stdin &&
2280 git update-ref $type --stdin --batch-updates <stdin >stdout 2>err &&
2281 echo $old_head >expect &&
2282 git rev-parse refs/heads/ref1 >actual &&
2283 test_cmp expect actual &&
2284 echo $head >expect &&
2285 git rev-parse refs/heads/ref2 >actual &&
2286 test_cmp expect actual &&
2287 test_grep "rejected refs/heads/ref2 $head $old_head incorrect old value provided" stdout &&
2288 test_grep "cannot lock ref ${SQ}refs/heads/ref2${SQ}: is at $head but expected $old_head" err
2289 )
2290 '
2291
2292 test_expect_success "stdin $type batch-updates refname conflict" '
2293 git init repo &&
2294 test_when_finished "rm -fr repo" &&
2295 (
2296 cd repo &&
2297 test_commit one &&
2298 old_head=$(git rev-parse HEAD) &&
2299 test_commit two &&
2300 head=$(git rev-parse HEAD) &&
2301 git update-ref refs/heads/ref/foo $head &&
2302
2303 format_command $type "update refs/heads/ref/foo" "$old_head" "$head" >stdin &&
2304 format_command $type "update refs/heads/ref" "$old_head" "$ZERO_OID" >>stdin &&
2305 git update-ref $type --stdin --batch-updates <stdin >stdout 2>err &&
2306 echo $old_head >expect &&
2307 git rev-parse refs/heads/ref/foo >actual &&
2308 test_cmp expect actual &&
2309 test_grep "rejected refs/heads/ref $old_head $ZERO_OID refname conflict" stdout &&
2310 test_grep "${SQ}refs/heads/ref/foo${SQ} exists; cannot create ${SQ}refs/heads/ref${SQ}" err
2311 )
2312 '
2313
2314 test_expect_success "stdin $type batch-updates refname conflict new ref" '
2315 git init repo &&
2316 test_when_finished "rm -fr repo" &&
2317 (
2318 cd repo &&
2319 test_commit one &&
2320 old_head=$(git rev-parse HEAD) &&
2321 test_commit two &&
2322 head=$(git rev-parse HEAD) &&
2323 git update-ref refs/heads/ref/foo $head &&
2324
2325 format_command $type "update refs/heads/foo" "$old_head" "$ZERO_OID" >stdin &&
2326 format_command $type "update refs/heads/ref" "$old_head" "$ZERO_OID" >>stdin &&
2327 git update-ref $type --stdin --batch-updates <stdin >stdout 2>err &&
2328 echo $old_head >expect &&
2329 git rev-parse refs/heads/foo >actual &&
2330 test_cmp expect actual &&
2331 test_grep "rejected refs/heads/ref $old_head $ZERO_OID refname conflict" stdout &&
2332 test_grep "${SQ}refs/heads/ref/foo${SQ} exists; cannot create ${SQ}refs/heads/ref${SQ}" err
2333 )
2334 '
2335
2336 test_expect_success CASE_INSENSITIVE_FS,REFFILES "stdin $type batch-updates existing reference" '
2337 git init repo &&
2338 test_when_finished "rm -fr repo" &&
2339 (
2340 cd repo &&
2341 test_commit one &&
2342 old_head=$(git rev-parse HEAD) &&
2343 test_commit two &&
2344 head=$(git rev-parse HEAD) &&
2345
2346 {
2347 format_command $type "create refs/heads/foo" "$head" &&
2348 format_command $type "create refs/heads/ref" "$old_head" &&
2349 format_command $type "create refs/heads/Foo" "$old_head"
2350 } >stdin &&
2351 git update-ref $type --stdin --batch-updates <stdin >stdout 2>err &&
2352
2353 echo $head >expect &&
2354 git rev-parse refs/heads/foo >actual &&
2355 echo $old_head >expect &&
2356 git rev-parse refs/heads/ref >actual &&
2357 test_cmp expect actual &&
2358 test_grep "rejected refs/heads/Foo $old_head $ZERO_OID reference conflict due to case-insensitive filesystem" stdout &&
2359 test_grep -e "cannot lock ref ${SQ}refs/heads/Foo${SQ}: Unable to create" -e "Foo.lock" err
2360 )
2361 '
2362
2363 test_expect_success CASE_INSENSITIVE_FS "stdin $type batch-updates existing reference" '
2364 git init --ref-format=reftable repo &&
2365 test_when_finished "rm -fr repo" &&
2366 (
2367 cd repo &&
2368 test_commit one &&
2369 old_head=$(git rev-parse HEAD) &&
2370 test_commit two &&
2371 head=$(git rev-parse HEAD) &&
2372
2373 {
2374 format_command $type "create refs/heads/foo" "$head" &&
2375 format_command $type "create refs/heads/ref" "$old_head" &&
2376 format_command $type "create refs/heads/Foo" "$old_head"
2377 } >stdin &&
2378 git update-ref $type --stdin --batch-updates <stdin >stdout &&
2379
2380 echo $head >expect &&
2381 git rev-parse refs/heads/foo >actual &&
2382 echo $old_head >expect &&
2383 git rev-parse refs/heads/ref >actual &&
2384 test_cmp expect actual &&
2385 git rev-parse refs/heads/Foo >actual &&
2386 test_cmp expect actual
2387 )
2388 '
2389
2390 test_expect_success "stdin $type batch-updates delete incorrect symbolic ref" '
2391 git init repo &&
2392 test_when_finished "rm -fr repo" &&
2393 (
2394 cd repo &&
2395 test_commit c1 &&
2396 head=$(git rev-parse HEAD) &&
2397 git symbolic-ref refs/heads/symbolic refs/heads/non-existent &&
2398
2399 format_command $type "delete refs/heads/symbolic" "$head" >stdin &&
2400 git update-ref $type --stdin --batch-updates <stdin >stdout 2>err &&
2401 test_grep "rejected refs/heads/non-existent $ZERO_OID $head reference does not exist" stdout &&
2402 test_grep "cannot lock ref ${SQ}refs/heads/symbolic${SQ}: unable to resolve reference ${SQ}refs/heads/non-existent${SQ}" err
2403 )
2404 '
2405
2406 test_expect_success "stdin $type batch-updates delete with incorrect old_oid" '
2407 git init repo &&
2408 test_when_finished "rm -fr repo" &&
2409 (
2410 cd repo &&
2411 test_commit c1 &&
2412 git branch new-branch &&
2413 test_commit c2 &&
2414 head=$(git rev-parse HEAD) &&
2415
2416 format_command $type "delete refs/heads/new-branch" "$head" >stdin &&
2417 git update-ref $type --stdin --batch-updates <stdin >stdout 2>err &&
2418 test_grep "rejected refs/heads/new-branch $ZERO_OID $head incorrect old value provided" stdout &&
2419 test_grep "cannot lock ref ${SQ}refs/heads/new-branch${SQ}: is at $(git rev-parse new-branch) but expected $head" err
2420 )
2421 '
2422
2423 test_expect_success "stdin $type batch-updates delete non-existent ref" '
2424 git init repo &&
2425 test_when_finished "rm -fr repo" &&
2426 (
2427 cd repo &&
2428 test_commit commit &&
2429 head=$(git rev-parse HEAD) &&
2430
2431 format_command $type "delete refs/heads/non-existent" "$head" >stdin &&
2432 git update-ref $type --stdin --batch-updates <stdin >stdout 2>err &&
2433 test_grep "rejected refs/heads/non-existent $ZERO_OID $head reference does not exist" stdout &&
2434 test_grep "cannot lock ref ${SQ}refs/heads/non-existent${SQ}: unable to resolve reference ${SQ}refs/heads/non-existent${SQ}" err
2435 )
2436 '
2437 done
2438
2439 test_expect_success 'update-ref should also create reflog for HEAD' '
2440 test_commit to-rewind &&
2441 git rev-parse HEAD >expect &&
2442 head=$(git symbolic-ref HEAD) &&
2443 git update-ref --create-reflog "$head" HEAD~ &&
2444 git rev-parse HEAD@{1} >actual &&
2445 test_cmp expect actual
2446 '
2447
2448 test_expect_success REFFILES 'empty directories are pruned when aborting a transaction' '
2449 test_path_is_missing .git/refs/heads/nested &&
2450 git update-ref --stdin <<-EOF &&
2451 create refs/heads/nested/something HEAD
2452 prepare
2453 abort
2454 EOF
2455 test_path_is_missing .git/refs/heads/nested
2456 '
2457
2458 test_expect_success REFFILES 'empty directories are pruned when not committing' '
2459 test_path_is_missing .git/refs/heads/nested &&
2460 git update-ref --stdin <<-EOF &&
2461 create refs/heads/nested/something HEAD
2462 prepare
2463 EOF
2464 test_path_is_missing .git/refs/heads/nested
2465 '
2466
2467 test_expect_success 'dangling symref not overwritten by creation' '
2468 test_when_finished "git update-ref -d refs/heads/dangling" &&
2469 git symbolic-ref refs/heads/dangling refs/heads/does-not-exist &&
2470 test_must_fail git update-ref --no-deref --stdin 2>err <<-\EOF &&
2471 create refs/heads/dangling HEAD
2472 EOF
2473 test_grep "cannot lock.*dangling symref already exists" err &&
2474 test_must_fail git rev-parse --verify refs/heads/dangling &&
2475 test_must_fail git rev-parse --verify refs/heads/does-not-exist
2476 '
2477
2478 test_expect_success 'dangling symref overwritten without old oid' '
2479 test_when_finished "git update-ref -d refs/heads/dangling" &&
2480 git symbolic-ref refs/heads/dangling refs/heads/does-not-exist &&
2481 git update-ref --no-deref --stdin <<-\EOF &&
2482 update refs/heads/dangling HEAD
2483 EOF
2484 git rev-parse --verify refs/heads/dangling &&
2485 test_must_fail git rev-parse --verify refs/heads/does-not-exist
2486 '
2487
2488 test_done