Merge branch 'km/t1400-modernization'
[git/git.git] / t / t1400-update-ref.sh
1 #!/bin/sh
2 #
3 # Copyright (c) 2006 Shawn Pearce
4 #
5
6 test_description='Test git update-ref and basic ref logging'
7 . ./test-lib.sh
8
9 Z=$_z40
10
11 m=refs/heads/master
12 n_dir=refs/heads/gu
13 n=$n_dir/fixes
14 outside=refs/foo
15 bare=bare-repo
16
17 create_test_commits ()
18 {
19 prfx="$1"
20 for name in A B C D E F
21 do
22 test_tick &&
23 T=$(git write-tree) &&
24 sha1=$(echo $name | git commit-tree $T) &&
25 eval $prfx$name=$sha1
26 done
27 }
28
29 test_expect_success setup '
30 create_test_commits "" &&
31 mkdir $bare &&
32 cd $bare &&
33 git init --bare &&
34 create_test_commits "bare" &&
35 cd -
36 '
37
38 test_expect_success "create $m" '
39 git update-ref $m $A &&
40 test $A = $(cat .git/$m)
41 '
42 test_expect_success "create $m with oldvalue verification" '
43 git update-ref $m $B $A &&
44 test $B = $(cat .git/$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 $B = "$(cat .git/$m)"
49 '
50 test_expect_success "delete $m" '
51 test_when_finished "rm -f .git/$m" &&
52 git update-ref -d $m $B &&
53 test_path_is_missing .git/$m
54 '
55
56 test_expect_success "delete $m without oldvalue verification" '
57 test_when_finished "rm -f .git/$m" &&
58 git update-ref $m $A &&
59 test $A = $(cat .git/$m) &&
60 git update-ref -d $m &&
61 test_path_is_missing .git/$m
62 '
63
64 test_expect_success "fail to create $n" '
65 test_when_finished "rm -f .git/$n_dir" &&
66 touch .git/$n_dir &&
67 test_must_fail git update-ref $n $A
68 '
69
70 test_expect_success "create $m (by HEAD)" '
71 git update-ref HEAD $A &&
72 test $A = $(cat .git/$m)
73 '
74 test_expect_success "create $m (by HEAD) with oldvalue verification" '
75 git update-ref HEAD $B $A &&
76 test $B = $(cat .git/$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 = $(cat .git/$m)
81 '
82 test_expect_success "delete $m (by HEAD)" '
83 test_when_finished "rm -f .git/$m" &&
84 git update-ref -d HEAD $B &&
85 test_path_is_missing .git/$m
86 '
87
88 test_expect_success "deleting current branch adds message to HEAD's log" '
89 test_when_finished "rm -f .git/$m" &&
90 git update-ref $m $A &&
91 git symbolic-ref HEAD $m &&
92 git update-ref -m delete-$m -d $m &&
93 test_path_is_missing .git/$m &&
94 grep "delete-$m$" .git/logs/HEAD
95 '
96
97 test_expect_success "deleting by HEAD adds message to HEAD's log" '
98 test_when_finished "rm -f .git/$m" &&
99 git update-ref $m $A &&
100 git symbolic-ref HEAD $m &&
101 git update-ref -m delete-by-head -d HEAD &&
102 test_path_is_missing .git/$m &&
103 grep "delete-by-head$" .git/logs/HEAD
104 '
105
106 test_expect_success 'update-ref does not create reflogs by default' '
107 test_when_finished "git update-ref -d $outside" &&
108 git update-ref $outside $A &&
109 git rev-parse $A >expect &&
110 git rev-parse $outside >actual &&
111 test_cmp expect actual &&
112 test_must_fail git reflog exists $outside
113 '
114
115 test_expect_success 'update-ref creates reflogs with --create-reflog' '
116 test_when_finished "git update-ref -d $outside" &&
117 git update-ref --create-reflog $outside $A &&
118 git rev-parse $A >expect &&
119 git rev-parse $outside >actual &&
120 test_cmp expect actual &&
121 git reflog exists $outside
122 '
123
124 test_expect_success 'creates no reflog in bare repository' '
125 git -C $bare update-ref $m $bareA &&
126 git -C $bare rev-parse $bareA >expect &&
127 git -C $bare rev-parse $m >actual &&
128 test_cmp expect actual &&
129 test_must_fail git -C $bare reflog exists $m
130 '
131
132 test_expect_success 'core.logAllRefUpdates=true creates reflog in bare repository' '
133 test_when_finished "git -C $bare config --unset core.logAllRefUpdates && \
134 rm $bare/logs/$m" &&
135 git -C $bare config core.logAllRefUpdates true &&
136 git -C $bare update-ref $m $bareB &&
137 git -C $bare rev-parse $bareB >expect &&
138 git -C $bare rev-parse $m >actual &&
139 test_cmp expect actual &&
140 git -C $bare reflog exists $m
141 '
142
143 test_expect_success 'core.logAllRefUpdates=true does not create reflog by default' '
144 test_config core.logAllRefUpdates true &&
145 test_when_finished "git update-ref -d $outside" &&
146 git update-ref $outside $A &&
147 git rev-parse $A >expect &&
148 git rev-parse $outside >actual &&
149 test_cmp expect actual &&
150 test_must_fail git reflog exists $outside
151 '
152
153 test_expect_success 'core.logAllRefUpdates=always creates reflog by default' '
154 test_config core.logAllRefUpdates always &&
155 test_when_finished "git update-ref -d $outside" &&
156 git update-ref $outside $A &&
157 git rev-parse $A >expect &&
158 git rev-parse $outside >actual &&
159 test_cmp expect actual &&
160 git reflog exists $outside
161 '
162
163 test_expect_success 'core.logAllRefUpdates=always creates no reflog for ORIG_HEAD' '
164 test_config core.logAllRefUpdates always &&
165 git update-ref ORIG_HEAD $A &&
166 test_must_fail git reflog exists ORIG_HEAD
167 '
168
169 test_expect_success '--no-create-reflog overrides core.logAllRefUpdates=always' '
170 test_config core.logAllRefUpdates true &&
171 test_when_finished "git update-ref -d $outside" &&
172 git update-ref --no-create-reflog $outside $A &&
173 git rev-parse $A >expect &&
174 git rev-parse $outside >actual &&
175 test_cmp expect actual &&
176 test_must_fail git reflog exists $outside
177 '
178
179 test_expect_success "create $m (by HEAD)" '
180 git update-ref HEAD $A &&
181 test $A = $(cat .git/$m)
182 '
183 test_expect_success 'pack refs' '
184 git pack-refs --all
185 '
186 test_expect_success "move $m (by HEAD)" '
187 git update-ref HEAD $B $A &&
188 test $B = $(cat .git/$m)
189 '
190 test_expect_success "delete $m (by HEAD) should remove both packed and loose $m" '
191 test_when_finished "rm -f .git/$m" &&
192 git update-ref -d HEAD $B &&
193 ! grep "$m" .git/packed-refs &&
194 test_path_is_missing .git/$m
195 '
196
197 cp -f .git/HEAD .git/HEAD.orig
198 test_expect_success 'delete symref without dereference' '
199 test_when_finished "cp -f .git/HEAD.orig .git/HEAD" &&
200 git update-ref --no-deref -d HEAD &&
201 test_path_is_missing .git/HEAD
202 '
203
204 test_expect_success 'delete symref without dereference when the referred ref is packed' '
205 test_when_finished "cp -f .git/HEAD.orig .git/HEAD" &&
206 echo foo >foo.c &&
207 git add foo.c &&
208 git commit -m foo &&
209 git pack-refs --all &&
210 git update-ref --no-deref -d HEAD &&
211 test_path_is_missing .git/HEAD
212 '
213
214 git update-ref -d $m
215
216 test_expect_success 'update-ref -d is not confused by self-reference' '
217 git symbolic-ref refs/heads/self refs/heads/self &&
218 test_when_finished "rm -f .git/refs/heads/self" &&
219 test_path_is_file .git/refs/heads/self &&
220 test_must_fail git update-ref -d refs/heads/self &&
221 test_path_is_file .git/refs/heads/self
222 '
223
224 test_expect_success 'update-ref --no-deref -d can delete self-reference' '
225 git symbolic-ref refs/heads/self refs/heads/self &&
226 test_when_finished "rm -f .git/refs/heads/self" &&
227 test_path_is_file .git/refs/heads/self &&
228 git update-ref --no-deref -d refs/heads/self &&
229 test_path_is_missing .git/refs/heads/self
230 '
231
232 test_expect_success 'update-ref --no-deref -d can delete reference to bad ref' '
233 >.git/refs/heads/bad &&
234 test_when_finished "rm -f .git/refs/heads/bad" &&
235 git symbolic-ref refs/heads/ref-to-bad refs/heads/bad &&
236 test_when_finished "rm -f .git/refs/heads/ref-to-bad" &&
237 test_path_is_file .git/refs/heads/ref-to-bad &&
238 git update-ref --no-deref -d refs/heads/ref-to-bad &&
239 test_path_is_missing .git/refs/heads/ref-to-bad
240 '
241
242 test_expect_success '(not) create HEAD with old sha1' '
243 test_must_fail git update-ref HEAD $A $B
244 '
245 test_expect_success "(not) prior created .git/$m" '
246 test_when_finished "rm -f .git/$m" &&
247 test_path_is_missing .git/$m
248 '
249
250 test_expect_success 'create HEAD' '
251 git update-ref HEAD $A
252 '
253 test_expect_success '(not) change HEAD with wrong SHA1' '
254 test_must_fail git update-ref HEAD $B $Z
255 '
256 test_expect_success "(not) changed .git/$m" '
257 test_when_finished "rm -f .git/$m" &&
258 ! test $B = $(cat .git/$m)
259 '
260
261 rm -f .git/logs/refs/heads/master
262 test_expect_success "create $m (logged by touch)" '
263 test_config core.logAllRefUpdates false &&
264 GIT_COMMITTER_DATE="2005-05-26 23:30" \
265 git update-ref --create-reflog HEAD $A -m "Initial Creation" &&
266 test $A = $(cat .git/$m)
267 '
268 test_expect_success "update $m (logged by touch)" '
269 test_config core.logAllRefUpdates false &&
270 GIT_COMMITTER_DATE="2005-05-26 23:31" \
271 git update-ref HEAD $B $A -m "Switch" &&
272 test $B = $(cat .git/$m)
273 '
274 test_expect_success "set $m (logged by touch)" '
275 test_config core.logAllRefUpdates false &&
276 GIT_COMMITTER_DATE="2005-05-26 23:41" \
277 git update-ref HEAD $A &&
278 test $A = $(cat .git/$m)
279 '
280
281 test_expect_success 'empty directory removal' '
282 git branch d1/d2/r1 HEAD &&
283 git branch d1/r2 HEAD &&
284 test_path_is_file .git/refs/heads/d1/d2/r1 &&
285 test_path_is_file .git/logs/refs/heads/d1/d2/r1 &&
286 git branch -d d1/d2/r1 &&
287 test_path_is_missing .git/refs/heads/d1/d2 &&
288 test_path_is_missing .git/logs/refs/heads/d1/d2 &&
289 test_path_is_file .git/refs/heads/d1/r2 &&
290 test_path_is_file .git/logs/refs/heads/d1/r2
291 '
292
293 test_expect_success 'symref empty directory removal' '
294 git branch e1/e2/r1 HEAD &&
295 git branch e1/r2 HEAD &&
296 git checkout e1/e2/r1 &&
297 test_when_finished "git checkout master" &&
298 test_path_is_file .git/refs/heads/e1/e2/r1 &&
299 test_path_is_file .git/logs/refs/heads/e1/e2/r1 &&
300 git update-ref -d HEAD &&
301 test_path_is_missing .git/refs/heads/e1/e2 &&
302 test_path_is_missing .git/logs/refs/heads/e1/e2 &&
303 test_path_is_file .git/refs/heads/e1/r2 &&
304 test_path_is_file .git/logs/refs/heads/e1/r2 &&
305 test_path_is_file .git/logs/HEAD
306 '
307
308 cat >expect <<EOF
309 $Z $A $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150200 +0000 Initial Creation
310 $A $B $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150260 +0000 Switch
311 $B $A $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150860 +0000
312 EOF
313 test_expect_success "verifying $m's log (logged by touch)" '
314 test_when_finished "rm -rf .git/$m .git/logs expect" &&
315 test_cmp expect .git/logs/$m
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 = $(cat .git/$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 = $(cat .git/$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 = $(cat .git/$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 $m's log (logged by config)" '
343 test_when_finished "rm -f .git/$m .git/logs/$m expect" &&
344 test_cmp expect .git/logs/$m
345 '
346
347 git update-ref $m $D
348 cat >.git/logs/$m <<EOF
349 0000000000000000000000000000000000000000 $C $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150320 -0500
350 $C $A $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150350 -0500
351 $A $B $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150380 -0500
352 $F $Z $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150680 -0500
353 $Z $E $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150980 -0500
354 EOF
355
356 ed="Thu, 26 May 2005 18:32:00 -0500"
357 gd="Thu, 26 May 2005 18:33:00 -0500"
358 ld="Thu, 26 May 2005 18:43:00 -0500"
359 test_expect_success 'Query "master@{May 25 2005}" (before history)' '
360 test_when_finished "rm -f o e" &&
361 git rev-parse --verify "master@{May 25 2005}" >o 2>e &&
362 test $C = $(cat o) &&
363 test "warning: Log for '\''master'\'' only goes back to $ed." = "$(cat e)"
364 '
365 test_expect_success 'Query master@{2005-05-25} (before history)' '
366 test_when_finished "rm -f o e" &&
367 git rev-parse --verify master@{2005-05-25} >o 2>e &&
368 test $C = $(cat o) &&
369 echo test "warning: Log for '\''master'\'' only goes back to $ed." = "$(cat e)"
370 '
371 test_expect_success 'Query "master@{May 26 2005 23:31:59}" (1 second before history)' '
372 test_when_finished "rm -f o e" &&
373 git rev-parse --verify "master@{May 26 2005 23:31:59}" >o 2>e &&
374 test $C = $(cat o) &&
375 test "warning: Log for '\''master'\'' only goes back to $ed." = "$(cat e)"
376 '
377 test_expect_success 'Query "master@{May 26 2005 23:32:00}" (exactly history start)' '
378 test_when_finished "rm -f o e" &&
379 git rev-parse --verify "master@{May 26 2005 23:32:00}" >o 2>e &&
380 test $C = $(cat o) &&
381 test "" = "$(cat e)"
382 '
383 test_expect_success 'Query "master@{May 26 2005 23:32:30}" (first non-creation change)' '
384 test_when_finished "rm -f o e" &&
385 git rev-parse --verify "master@{May 26 2005 23:32:30}" >o 2>e &&
386 test $A = $(cat o) &&
387 test "" = "$(cat e)"
388 '
389 test_expect_success 'Query "master@{2005-05-26 23:33:01}" (middle of history with gap)' '
390 test_when_finished "rm -f o e" &&
391 git rev-parse --verify "master@{2005-05-26 23:33:01}" >o 2>e &&
392 test $B = $(cat o) &&
393 test "warning: Log for ref $m has gap after $gd." = "$(cat e)"
394 '
395 test_expect_success 'Query "master@{2005-05-26 23:38:00}" (middle of history)' '
396 test_when_finished "rm -f o e" &&
397 git rev-parse --verify "master@{2005-05-26 23:38:00}" >o 2>e &&
398 test $Z = $(cat o) &&
399 test "" = "$(cat e)"
400 '
401 test_expect_success 'Query "master@{2005-05-26 23:43:00}" (exact end of history)' '
402 test_when_finished "rm -f o e" &&
403 git rev-parse --verify "master@{2005-05-26 23:43:00}" >o 2>e &&
404 test $E = $(cat o) &&
405 test "" = "$(cat e)"
406 '
407 test_expect_success 'Query "master@{2005-05-28}" (past end of history)' '
408 test_when_finished "rm -f o e" &&
409 git rev-parse --verify "master@{2005-05-28}" >o 2>e &&
410 test $D = $(cat o) &&
411 test "warning: Log for ref $m unexpectedly ended on $ld." = "$(cat e)"
412 '
413
414 rm -f .git/$m .git/logs/$m expect
415
416 test_expect_success 'creating initial files' '
417 test_when_finished rm -f M &&
418 echo TEST >F &&
419 git add F &&
420 GIT_AUTHOR_DATE="2005-05-26 23:30" \
421 GIT_COMMITTER_DATE="2005-05-26 23:30" git commit -m add -a &&
422 h_TEST=$(git rev-parse --verify HEAD) &&
423 echo The other day this did not work. >M &&
424 echo And then Bob told me how to fix it. >>M &&
425 echo OTHER >F &&
426 GIT_AUTHOR_DATE="2005-05-26 23:41" \
427 GIT_COMMITTER_DATE="2005-05-26 23:41" git commit -F M -a &&
428 h_OTHER=$(git rev-parse --verify HEAD) &&
429 GIT_AUTHOR_DATE="2005-05-26 23:44" \
430 GIT_COMMITTER_DATE="2005-05-26 23:44" git commit --amend &&
431 h_FIXED=$(git rev-parse --verify HEAD) &&
432 echo Merged initial commit and a later commit. >M &&
433 echo $h_TEST >.git/MERGE_HEAD &&
434 GIT_AUTHOR_DATE="2005-05-26 23:45" \
435 GIT_COMMITTER_DATE="2005-05-26 23:45" git commit -F M &&
436 h_MERGED=$(git rev-parse --verify HEAD)
437 '
438
439 cat >expect <<EOF
440 $Z $h_TEST $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150200 +0000 commit (initial): add
441 $h_TEST $h_OTHER $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117150860 +0000 commit: The other day this did not work.
442 $h_OTHER $h_FIXED $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117151040 +0000 commit (amend): The other day this did not work.
443 $h_FIXED $h_MERGED $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 1117151100 +0000 commit (merge): Merged initial commit and a later commit.
444 EOF
445 test_expect_success 'git commit logged updates' '
446 test_cmp expect .git/logs/$m
447 '
448 unset h_TEST h_OTHER h_FIXED h_MERGED
449
450 test_expect_success 'git cat-file blob master:F (expect OTHER)' '
451 test OTHER = $(git cat-file blob master:F)
452 '
453 test_expect_success 'git cat-file blob master@{2005-05-26 23:30}:F (expect TEST)' '
454 test TEST = $(git cat-file blob "master@{2005-05-26 23:30}:F")
455 '
456 test_expect_success 'git cat-file blob master@{2005-05-26 23:42}:F (expect OTHER)' '
457 test OTHER = $(git cat-file blob "master@{2005-05-26 23:42}:F")
458 '
459
460 a=refs/heads/a
461 b=refs/heads/b
462 c=refs/heads/c
463 E='""'
464 F='%s\0'
465 pws='path with space'
466
467 test_expect_success 'stdin test setup' '
468 echo "$pws" >"$pws" &&
469 git add -- "$pws" &&
470 git commit -m "$pws"
471 '
472
473 test_expect_success '-z fails without --stdin' '
474 test_must_fail git update-ref -z $m $m $m 2>err &&
475 test_i18ngrep "usage: git update-ref" err
476 '
477
478 test_expect_success 'stdin works with no input' '
479 >stdin &&
480 git update-ref --stdin <stdin &&
481 git rev-parse --verify -q $m
482 '
483
484 test_expect_success 'stdin fails on empty line' '
485 echo "" >stdin &&
486 test_must_fail git update-ref --stdin <stdin 2>err &&
487 grep "fatal: empty command in input" err
488 '
489
490 test_expect_success 'stdin fails on only whitespace' '
491 echo " " >stdin &&
492 test_must_fail git update-ref --stdin <stdin 2>err &&
493 grep "fatal: whitespace before command: " err
494 '
495
496 test_expect_success 'stdin fails on leading whitespace' '
497 echo " create $a $m" >stdin &&
498 test_must_fail git update-ref --stdin <stdin 2>err &&
499 grep "fatal: whitespace before command: create $a $m" err
500 '
501
502 test_expect_success 'stdin fails on unknown command' '
503 echo "unknown $a" >stdin &&
504 test_must_fail git update-ref --stdin <stdin 2>err &&
505 grep "fatal: unknown command: unknown $a" err
506 '
507
508 test_expect_success 'stdin fails on unbalanced quotes' '
509 echo "create $a \"master" >stdin &&
510 test_must_fail git update-ref --stdin <stdin 2>err &&
511 grep "fatal: badly quoted argument: \\\"master" err
512 '
513
514 test_expect_success 'stdin fails on invalid escape' '
515 echo "create $a \"ma\zter\"" >stdin &&
516 test_must_fail git update-ref --stdin <stdin 2>err &&
517 grep "fatal: badly quoted argument: \\\"ma\\\\zter\\\"" err
518 '
519
520 test_expect_success 'stdin fails on junk after quoted argument' '
521 echo "create \"$a\"master" >stdin &&
522 test_must_fail git update-ref --stdin <stdin 2>err &&
523 grep "fatal: unexpected character after quoted argument: \\\"$a\\\"master" err
524 '
525
526 test_expect_success 'stdin fails create with no ref' '
527 echo "create " >stdin &&
528 test_must_fail git update-ref --stdin <stdin 2>err &&
529 grep "fatal: create: missing <ref>" err
530 '
531
532 test_expect_success 'stdin fails create with no new value' '
533 echo "create $a" >stdin &&
534 test_must_fail git update-ref --stdin <stdin 2>err &&
535 grep "fatal: create $a: missing <newvalue>" err
536 '
537
538 test_expect_success 'stdin fails create with too many arguments' '
539 echo "create $a $m $m" >stdin &&
540 test_must_fail git update-ref --stdin <stdin 2>err &&
541 grep "fatal: create $a: extra input: $m" err
542 '
543
544 test_expect_success 'stdin fails update with no ref' '
545 echo "update " >stdin &&
546 test_must_fail git update-ref --stdin <stdin 2>err &&
547 grep "fatal: update: missing <ref>" err
548 '
549
550 test_expect_success 'stdin fails update with no new value' '
551 echo "update $a" >stdin &&
552 test_must_fail git update-ref --stdin <stdin 2>err &&
553 grep "fatal: update $a: missing <newvalue>" err
554 '
555
556 test_expect_success 'stdin fails update with too many arguments' '
557 echo "update $a $m $m $m" >stdin &&
558 test_must_fail git update-ref --stdin <stdin 2>err &&
559 grep "fatal: update $a: extra input: $m" err
560 '
561
562 test_expect_success 'stdin fails delete with no ref' '
563 echo "delete " >stdin &&
564 test_must_fail git update-ref --stdin <stdin 2>err &&
565 grep "fatal: delete: missing <ref>" err
566 '
567
568 test_expect_success 'stdin fails delete with too many arguments' '
569 echo "delete $a $m $m" >stdin &&
570 test_must_fail git update-ref --stdin <stdin 2>err &&
571 grep "fatal: delete $a: extra input: $m" err
572 '
573
574 test_expect_success 'stdin fails verify with too many arguments' '
575 echo "verify $a $m $m" >stdin &&
576 test_must_fail git update-ref --stdin <stdin 2>err &&
577 grep "fatal: verify $a: extra input: $m" err
578 '
579
580 test_expect_success 'stdin fails option with unknown name' '
581 echo "option unknown" >stdin &&
582 test_must_fail git update-ref --stdin <stdin 2>err &&
583 grep "fatal: option unknown: unknown" err
584 '
585
586 test_expect_success 'stdin fails with duplicate refs' '
587 cat >stdin <<-EOF &&
588 create $a $m
589 create $b $m
590 create $a $m
591 EOF
592 test_must_fail git update-ref --stdin <stdin 2>err &&
593 grep "fatal: multiple updates for ref '"'"'$a'"'"' not allowed." err
594 '
595
596 test_expect_success 'stdin create ref works' '
597 echo "create $a $m" >stdin &&
598 git update-ref --stdin <stdin &&
599 git rev-parse $m >expect &&
600 git rev-parse $a >actual &&
601 test_cmp expect actual
602 '
603
604 test_expect_success 'stdin does not create reflogs by default' '
605 test_when_finished "git update-ref -d $outside" &&
606 echo "create $outside $m" >stdin &&
607 git update-ref --stdin <stdin &&
608 git rev-parse $m >expect &&
609 git rev-parse $outside >actual &&
610 test_cmp expect actual &&
611 test_must_fail git reflog exists $outside
612 '
613
614 test_expect_success 'stdin creates reflogs with --create-reflog' '
615 test_when_finished "git update-ref -d $outside" &&
616 echo "create $outside $m" >stdin &&
617 git update-ref --create-reflog --stdin <stdin &&
618 git rev-parse $m >expect &&
619 git rev-parse $outside >actual &&
620 test_cmp expect actual &&
621 git reflog exists $outside
622 '
623
624 test_expect_success 'stdin succeeds with quoted argument' '
625 git update-ref -d $a &&
626 echo "create $a \"$m\"" >stdin &&
627 git update-ref --stdin <stdin &&
628 git rev-parse $m >expect &&
629 git rev-parse $a >actual &&
630 test_cmp expect actual
631 '
632
633 test_expect_success 'stdin succeeds with escaped character' '
634 git update-ref -d $a &&
635 echo "create $a \"ma\\163ter\"" >stdin &&
636 git update-ref --stdin <stdin &&
637 git rev-parse $m >expect &&
638 git rev-parse $a >actual &&
639 test_cmp expect actual
640 '
641
642 test_expect_success 'stdin update ref creates with zero old value' '
643 echo "update $b $m $Z" >stdin &&
644 git update-ref --stdin <stdin &&
645 git rev-parse $m >expect &&
646 git rev-parse $b >actual &&
647 test_cmp expect actual &&
648 git update-ref -d $b
649 '
650
651 test_expect_success 'stdin update ref creates with empty old value' '
652 echo "update $b $m $E" >stdin &&
653 git update-ref --stdin <stdin &&
654 git rev-parse $m >expect &&
655 git rev-parse $b >actual &&
656 test_cmp expect actual
657 '
658
659 test_expect_success 'stdin create ref works with path with space to blob' '
660 echo "create refs/blobs/pws \"$m:$pws\"" >stdin &&
661 git update-ref --stdin <stdin &&
662 git rev-parse "$m:$pws" >expect &&
663 git rev-parse refs/blobs/pws >actual &&
664 test_cmp expect actual &&
665 git update-ref -d refs/blobs/pws
666 '
667
668 test_expect_success 'stdin update ref fails with wrong old value' '
669 echo "update $c $m $m~1" >stdin &&
670 test_must_fail git update-ref --stdin <stdin 2>err &&
671 grep "fatal: cannot lock ref '"'"'$c'"'"'" err &&
672 test_must_fail git rev-parse --verify -q $c
673 '
674
675 test_expect_success 'stdin update ref fails with bad old value' '
676 echo "update $c $m does-not-exist" >stdin &&
677 test_must_fail git update-ref --stdin <stdin 2>err &&
678 grep "fatal: update $c: invalid <oldvalue>: does-not-exist" err &&
679 test_must_fail git rev-parse --verify -q $c
680 '
681
682 test_expect_success 'stdin create ref fails with bad new value' '
683 echo "create $c does-not-exist" >stdin &&
684 test_must_fail git update-ref --stdin <stdin 2>err &&
685 grep "fatal: create $c: invalid <newvalue>: does-not-exist" err &&
686 test_must_fail git rev-parse --verify -q $c
687 '
688
689 test_expect_success 'stdin create ref fails with zero new value' '
690 echo "create $c " >stdin &&
691 test_must_fail git update-ref --stdin <stdin 2>err &&
692 grep "fatal: create $c: zero <newvalue>" err &&
693 test_must_fail git rev-parse --verify -q $c
694 '
695
696 test_expect_success 'stdin update ref works with right old value' '
697 echo "update $b $m~1 $m" >stdin &&
698 git update-ref --stdin <stdin &&
699 git rev-parse $m~1 >expect &&
700 git rev-parse $b >actual &&
701 test_cmp expect actual
702 '
703
704 test_expect_success 'stdin delete ref fails with wrong old value' '
705 echo "delete $a $m~1" >stdin &&
706 test_must_fail git update-ref --stdin <stdin 2>err &&
707 grep "fatal: cannot lock ref '"'"'$a'"'"'" err &&
708 git rev-parse $m >expect &&
709 git rev-parse $a >actual &&
710 test_cmp expect actual
711 '
712
713 test_expect_success 'stdin delete ref fails with zero old value' '
714 echo "delete $a " >stdin &&
715 test_must_fail git update-ref --stdin <stdin 2>err &&
716 grep "fatal: delete $a: zero <oldvalue>" err &&
717 git rev-parse $m >expect &&
718 git rev-parse $a >actual &&
719 test_cmp expect actual
720 '
721
722 test_expect_success 'stdin update symref works option no-deref' '
723 git symbolic-ref TESTSYMREF $b &&
724 cat >stdin <<-EOF &&
725 option no-deref
726 update TESTSYMREF $a $b
727 EOF
728 git update-ref --stdin <stdin &&
729 git rev-parse TESTSYMREF >expect &&
730 git rev-parse $a >actual &&
731 test_cmp expect actual &&
732 git rev-parse $m~1 >expect &&
733 git rev-parse $b >actual &&
734 test_cmp expect actual
735 '
736
737 test_expect_success 'stdin delete symref works option no-deref' '
738 git symbolic-ref TESTSYMREF $b &&
739 cat >stdin <<-EOF &&
740 option no-deref
741 delete TESTSYMREF $b
742 EOF
743 git update-ref --stdin <stdin &&
744 test_must_fail git rev-parse --verify -q TESTSYMREF &&
745 git rev-parse $m~1 >expect &&
746 git rev-parse $b >actual &&
747 test_cmp expect actual
748 '
749
750 test_expect_success 'stdin delete ref works with right old value' '
751 echo "delete $b $m~1" >stdin &&
752 git update-ref --stdin <stdin &&
753 test_must_fail git rev-parse --verify -q $b
754 '
755
756 test_expect_success 'stdin update/create/verify combination works' '
757 cat >stdin <<-EOF &&
758 update $a $m
759 create $b $m
760 verify $c
761 EOF
762 git update-ref --stdin <stdin &&
763 git rev-parse $m >expect &&
764 git rev-parse $a >actual &&
765 test_cmp expect actual &&
766 git rev-parse $b >actual &&
767 test_cmp expect actual &&
768 test_must_fail git rev-parse --verify -q $c
769 '
770
771 test_expect_success 'stdin verify succeeds for correct value' '
772 git rev-parse $m >expect &&
773 echo "verify $m $m" >stdin &&
774 git update-ref --stdin <stdin &&
775 git rev-parse $m >actual &&
776 test_cmp expect actual
777 '
778
779 test_expect_success 'stdin verify succeeds for missing reference' '
780 echo "verify refs/heads/missing $Z" >stdin &&
781 git update-ref --stdin <stdin &&
782 test_must_fail git rev-parse --verify -q refs/heads/missing
783 '
784
785 test_expect_success 'stdin verify treats no value as missing' '
786 echo "verify refs/heads/missing" >stdin &&
787 git update-ref --stdin <stdin &&
788 test_must_fail git rev-parse --verify -q refs/heads/missing
789 '
790
791 test_expect_success 'stdin verify fails for wrong value' '
792 git rev-parse $m >expect &&
793 echo "verify $m $m~1" >stdin &&
794 test_must_fail git update-ref --stdin <stdin &&
795 git rev-parse $m >actual &&
796 test_cmp expect actual
797 '
798
799 test_expect_success 'stdin verify fails for mistaken null value' '
800 git rev-parse $m >expect &&
801 echo "verify $m $Z" >stdin &&
802 test_must_fail git update-ref --stdin <stdin &&
803 git rev-parse $m >actual &&
804 test_cmp expect actual
805 '
806
807 test_expect_success 'stdin verify fails for mistaken empty value' '
808 M=$(git rev-parse $m) &&
809 test_when_finished "git update-ref $m $M" &&
810 git rev-parse $m >expect &&
811 echo "verify $m" >stdin &&
812 test_must_fail git update-ref --stdin <stdin &&
813 git rev-parse $m >actual &&
814 test_cmp expect actual
815 '
816
817 test_expect_success 'stdin update refs works with identity updates' '
818 cat >stdin <<-EOF &&
819 update $a $m $m
820 update $b $m $m
821 update $c $Z $E
822 EOF
823 git update-ref --stdin <stdin &&
824 git rev-parse $m >expect &&
825 git rev-parse $a >actual &&
826 test_cmp expect actual &&
827 git rev-parse $b >actual &&
828 test_cmp expect actual &&
829 test_must_fail git rev-parse --verify -q $c
830 '
831
832 test_expect_success 'stdin update refs fails with wrong old value' '
833 git update-ref $c $m &&
834 cat >stdin <<-EOF &&
835 update $a $m $m
836 update $b $m $m
837 update $c ''
838 EOF
839 test_must_fail git update-ref --stdin <stdin 2>err &&
840 grep "fatal: cannot lock ref '"'"'$c'"'"'" err &&
841 git rev-parse $m >expect &&
842 git rev-parse $a >actual &&
843 test_cmp expect actual &&
844 git rev-parse $b >actual &&
845 test_cmp expect actual &&
846 git rev-parse $c >actual &&
847 test_cmp expect actual
848 '
849
850 test_expect_success 'stdin delete refs works with packed and loose refs' '
851 git pack-refs --all &&
852 git update-ref $c $m~1 &&
853 cat >stdin <<-EOF &&
854 delete $a $m
855 update $b $Z $m
856 update $c $E $m~1
857 EOF
858 git update-ref --stdin <stdin &&
859 test_must_fail git rev-parse --verify -q $a &&
860 test_must_fail git rev-parse --verify -q $b &&
861 test_must_fail git rev-parse --verify -q $c
862 '
863
864 test_expect_success 'stdin -z works on empty input' '
865 >stdin &&
866 git update-ref -z --stdin <stdin &&
867 git rev-parse --verify -q $m
868 '
869
870 test_expect_success 'stdin -z fails on empty line' '
871 echo "" >stdin &&
872 test_must_fail git update-ref -z --stdin <stdin 2>err &&
873 grep "fatal: whitespace before command: " err
874 '
875
876 test_expect_success 'stdin -z fails on empty command' '
877 printf $F "" >stdin &&
878 test_must_fail git update-ref -z --stdin <stdin 2>err &&
879 grep "fatal: empty command in input" err
880 '
881
882 test_expect_success 'stdin -z fails on only whitespace' '
883 printf $F " " >stdin &&
884 test_must_fail git update-ref -z --stdin <stdin 2>err &&
885 grep "fatal: whitespace before command: " err
886 '
887
888 test_expect_success 'stdin -z fails on leading whitespace' '
889 printf $F " create $a" "$m" >stdin &&
890 test_must_fail git update-ref -z --stdin <stdin 2>err &&
891 grep "fatal: whitespace before command: create $a" err
892 '
893
894 test_expect_success 'stdin -z fails on unknown command' '
895 printf $F "unknown $a" >stdin &&
896 test_must_fail git update-ref -z --stdin <stdin 2>err &&
897 grep "fatal: unknown command: unknown $a" err
898 '
899
900 test_expect_success 'stdin -z fails create with no ref' '
901 printf $F "create " >stdin &&
902 test_must_fail git update-ref -z --stdin <stdin 2>err &&
903 grep "fatal: create: missing <ref>" err
904 '
905
906 test_expect_success 'stdin -z fails create with no new value' '
907 printf $F "create $a" >stdin &&
908 test_must_fail git update-ref -z --stdin <stdin 2>err &&
909 grep "fatal: create $a: unexpected end of input when reading <newvalue>" err
910 '
911
912 test_expect_success 'stdin -z fails create with too many arguments' '
913 printf $F "create $a" "$m" "$m" >stdin &&
914 test_must_fail git update-ref -z --stdin <stdin 2>err &&
915 grep "fatal: unknown command: $m" err
916 '
917
918 test_expect_success 'stdin -z fails update with no ref' '
919 printf $F "update " >stdin &&
920 test_must_fail git update-ref -z --stdin <stdin 2>err &&
921 grep "fatal: update: missing <ref>" err
922 '
923
924 test_expect_success 'stdin -z fails update with too few args' '
925 printf $F "update $a" "$m" >stdin &&
926 test_must_fail git update-ref -z --stdin <stdin 2>err &&
927 grep "fatal: update $a: unexpected end of input when reading <oldvalue>" err
928 '
929
930 test_expect_success 'stdin -z emits warning with empty new value' '
931 git update-ref $a $m &&
932 printf $F "update $a" "" "" >stdin &&
933 git update-ref -z --stdin <stdin 2>err &&
934 grep "warning: update $a: missing <newvalue>, treating as zero" err &&
935 test_must_fail git rev-parse --verify -q $a
936 '
937
938 test_expect_success 'stdin -z fails update with no new value' '
939 printf $F "update $a" >stdin &&
940 test_must_fail git update-ref -z --stdin <stdin 2>err &&
941 grep "fatal: update $a: unexpected end of input when reading <newvalue>" err
942 '
943
944 test_expect_success 'stdin -z fails update with no old value' '
945 printf $F "update $a" "$m" >stdin &&
946 test_must_fail git update-ref -z --stdin <stdin 2>err &&
947 grep "fatal: update $a: unexpected end of input when reading <oldvalue>" err
948 '
949
950 test_expect_success 'stdin -z fails update with too many arguments' '
951 printf $F "update $a" "$m" "$m" "$m" >stdin &&
952 test_must_fail git update-ref -z --stdin <stdin 2>err &&
953 grep "fatal: unknown command: $m" err
954 '
955
956 test_expect_success 'stdin -z fails delete with no ref' '
957 printf $F "delete " >stdin &&
958 test_must_fail git update-ref -z --stdin <stdin 2>err &&
959 grep "fatal: delete: missing <ref>" err
960 '
961
962 test_expect_success 'stdin -z fails delete with no old value' '
963 printf $F "delete $a" >stdin &&
964 test_must_fail git update-ref -z --stdin <stdin 2>err &&
965 grep "fatal: delete $a: unexpected end of input when reading <oldvalue>" err
966 '
967
968 test_expect_success 'stdin -z fails delete with too many arguments' '
969 printf $F "delete $a" "$m" "$m" >stdin &&
970 test_must_fail git update-ref -z --stdin <stdin 2>err &&
971 grep "fatal: unknown command: $m" err
972 '
973
974 test_expect_success 'stdin -z fails verify with too many arguments' '
975 printf $F "verify $a" "$m" "$m" >stdin &&
976 test_must_fail git update-ref -z --stdin <stdin 2>err &&
977 grep "fatal: unknown command: $m" err
978 '
979
980 test_expect_success 'stdin -z fails verify with no old value' '
981 printf $F "verify $a" >stdin &&
982 test_must_fail git update-ref -z --stdin <stdin 2>err &&
983 grep "fatal: verify $a: unexpected end of input when reading <oldvalue>" err
984 '
985
986 test_expect_success 'stdin -z fails option with unknown name' '
987 printf $F "option unknown" >stdin &&
988 test_must_fail git update-ref -z --stdin <stdin 2>err &&
989 grep "fatal: option unknown: unknown" err
990 '
991
992 test_expect_success 'stdin -z fails with duplicate refs' '
993 printf $F "create $a" "$m" "create $b" "$m" "create $a" "$m" >stdin &&
994 test_must_fail git update-ref -z --stdin <stdin 2>err &&
995 grep "fatal: multiple updates for ref '"'"'$a'"'"' not allowed." err
996 '
997
998 test_expect_success 'stdin -z create ref works' '
999 printf $F "create $a" "$m" >stdin &&
1000 git update-ref -z --stdin <stdin &&
1001 git rev-parse $m >expect &&
1002 git rev-parse $a >actual &&
1003 test_cmp expect actual
1004 '
1005
1006 test_expect_success 'stdin -z update ref creates with zero old value' '
1007 printf $F "update $b" "$m" "$Z" >stdin &&
1008 git update-ref -z --stdin <stdin &&
1009 git rev-parse $m >expect &&
1010 git rev-parse $b >actual &&
1011 test_cmp expect actual &&
1012 git update-ref -d $b
1013 '
1014
1015 test_expect_success 'stdin -z update ref creates with empty old value' '
1016 printf $F "update $b" "$m" "" >stdin &&
1017 git update-ref -z --stdin <stdin &&
1018 git rev-parse $m >expect &&
1019 git rev-parse $b >actual &&
1020 test_cmp expect actual
1021 '
1022
1023 test_expect_success 'stdin -z create ref works with path with space to blob' '
1024 printf $F "create refs/blobs/pws" "$m:$pws" >stdin &&
1025 git update-ref -z --stdin <stdin &&
1026 git rev-parse "$m:$pws" >expect &&
1027 git rev-parse refs/blobs/pws >actual &&
1028 test_cmp expect actual &&
1029 git update-ref -d refs/blobs/pws
1030 '
1031
1032 test_expect_success 'stdin -z update ref fails with wrong old value' '
1033 printf $F "update $c" "$m" "$m~1" >stdin &&
1034 test_must_fail git update-ref -z --stdin <stdin 2>err &&
1035 grep "fatal: cannot lock ref '"'"'$c'"'"'" err &&
1036 test_must_fail git rev-parse --verify -q $c
1037 '
1038
1039 test_expect_success 'stdin -z update ref fails with bad old value' '
1040 printf $F "update $c" "$m" "does-not-exist" >stdin &&
1041 test_must_fail git update-ref -z --stdin <stdin 2>err &&
1042 grep "fatal: update $c: invalid <oldvalue>: does-not-exist" err &&
1043 test_must_fail git rev-parse --verify -q $c
1044 '
1045
1046 test_expect_success 'stdin -z create ref fails when ref exists' '
1047 git update-ref $c $m &&
1048 git rev-parse "$c" >expect &&
1049 printf $F "create $c" "$m~1" >stdin &&
1050 test_must_fail git update-ref -z --stdin <stdin 2>err &&
1051 grep "fatal: cannot lock ref '"'"'$c'"'"'" err &&
1052 git rev-parse "$c" >actual &&
1053 test_cmp expect actual
1054 '
1055
1056 test_expect_success 'stdin -z create ref fails with bad new value' '
1057 git update-ref -d "$c" &&
1058 printf $F "create $c" "does-not-exist" >stdin &&
1059 test_must_fail git update-ref -z --stdin <stdin 2>err &&
1060 grep "fatal: create $c: invalid <newvalue>: does-not-exist" err &&
1061 test_must_fail git rev-parse --verify -q $c
1062 '
1063
1064 test_expect_success 'stdin -z create ref fails with empty new value' '
1065 printf $F "create $c" "" >stdin &&
1066 test_must_fail git update-ref -z --stdin <stdin 2>err &&
1067 grep "fatal: create $c: missing <newvalue>" err &&
1068 test_must_fail git rev-parse --verify -q $c
1069 '
1070
1071 test_expect_success 'stdin -z update ref works with right old value' '
1072 printf $F "update $b" "$m~1" "$m" >stdin &&
1073 git update-ref -z --stdin <stdin &&
1074 git rev-parse $m~1 >expect &&
1075 git rev-parse $b >actual &&
1076 test_cmp expect actual
1077 '
1078
1079 test_expect_success 'stdin -z delete ref fails with wrong old value' '
1080 printf $F "delete $a" "$m~1" >stdin &&
1081 test_must_fail git update-ref -z --stdin <stdin 2>err &&
1082 grep "fatal: cannot lock ref '"'"'$a'"'"'" err &&
1083 git rev-parse $m >expect &&
1084 git rev-parse $a >actual &&
1085 test_cmp expect actual
1086 '
1087
1088 test_expect_success 'stdin -z delete ref fails with zero old value' '
1089 printf $F "delete $a" "$Z" >stdin &&
1090 test_must_fail git update-ref -z --stdin <stdin 2>err &&
1091 grep "fatal: delete $a: zero <oldvalue>" err &&
1092 git rev-parse $m >expect &&
1093 git rev-parse $a >actual &&
1094 test_cmp expect actual
1095 '
1096
1097 test_expect_success 'stdin -z update symref works option no-deref' '
1098 git symbolic-ref TESTSYMREF $b &&
1099 printf $F "option no-deref" "update TESTSYMREF" "$a" "$b" >stdin &&
1100 git update-ref -z --stdin <stdin &&
1101 git rev-parse TESTSYMREF >expect &&
1102 git rev-parse $a >actual &&
1103 test_cmp expect actual &&
1104 git rev-parse $m~1 >expect &&
1105 git rev-parse $b >actual &&
1106 test_cmp expect actual
1107 '
1108
1109 test_expect_success 'stdin -z delete symref works option no-deref' '
1110 git symbolic-ref TESTSYMREF $b &&
1111 printf $F "option no-deref" "delete TESTSYMREF" "$b" >stdin &&
1112 git update-ref -z --stdin <stdin &&
1113 test_must_fail git rev-parse --verify -q TESTSYMREF &&
1114 git rev-parse $m~1 >expect &&
1115 git rev-parse $b >actual &&
1116 test_cmp expect actual
1117 '
1118
1119 test_expect_success 'stdin -z delete ref works with right old value' '
1120 printf $F "delete $b" "$m~1" >stdin &&
1121 git update-ref -z --stdin <stdin &&
1122 test_must_fail git rev-parse --verify -q $b
1123 '
1124
1125 test_expect_success 'stdin -z update/create/verify combination works' '
1126 printf $F "update $a" "$m" "" "create $b" "$m" "verify $c" "" >stdin &&
1127 git update-ref -z --stdin <stdin &&
1128 git rev-parse $m >expect &&
1129 git rev-parse $a >actual &&
1130 test_cmp expect actual &&
1131 git rev-parse $b >actual &&
1132 test_cmp expect actual &&
1133 test_must_fail git rev-parse --verify -q $c
1134 '
1135
1136 test_expect_success 'stdin -z verify succeeds for correct value' '
1137 git rev-parse $m >expect &&
1138 printf $F "verify $m" "$m" >stdin &&
1139 git update-ref -z --stdin <stdin &&
1140 git rev-parse $m >actual &&
1141 test_cmp expect actual
1142 '
1143
1144 test_expect_success 'stdin -z verify succeeds for missing reference' '
1145 printf $F "verify refs/heads/missing" "$Z" >stdin &&
1146 git update-ref -z --stdin <stdin &&
1147 test_must_fail git rev-parse --verify -q refs/heads/missing
1148 '
1149
1150 test_expect_success 'stdin -z verify treats no value as missing' '
1151 printf $F "verify refs/heads/missing" "" >stdin &&
1152 git update-ref -z --stdin <stdin &&
1153 test_must_fail git rev-parse --verify -q refs/heads/missing
1154 '
1155
1156 test_expect_success 'stdin -z verify fails for wrong value' '
1157 git rev-parse $m >expect &&
1158 printf $F "verify $m" "$m~1" >stdin &&
1159 test_must_fail git update-ref -z --stdin <stdin &&
1160 git rev-parse $m >actual &&
1161 test_cmp expect actual
1162 '
1163
1164 test_expect_success 'stdin -z verify fails for mistaken null value' '
1165 git rev-parse $m >expect &&
1166 printf $F "verify $m" "$Z" >stdin &&
1167 test_must_fail git update-ref -z --stdin <stdin &&
1168 git rev-parse $m >actual &&
1169 test_cmp expect actual
1170 '
1171
1172 test_expect_success 'stdin -z verify fails for mistaken empty value' '
1173 M=$(git rev-parse $m) &&
1174 test_when_finished "git update-ref $m $M" &&
1175 git rev-parse $m >expect &&
1176 printf $F "verify $m" "" >stdin &&
1177 test_must_fail git update-ref -z --stdin <stdin &&
1178 git rev-parse $m >actual &&
1179 test_cmp expect actual
1180 '
1181
1182 test_expect_success 'stdin -z update refs works with identity updates' '
1183 printf $F "update $a" "$m" "$m" "update $b" "$m" "$m" "update $c" "$Z" "" >stdin &&
1184 git update-ref -z --stdin <stdin &&
1185 git rev-parse $m >expect &&
1186 git rev-parse $a >actual &&
1187 test_cmp expect actual &&
1188 git rev-parse $b >actual &&
1189 test_cmp expect actual &&
1190 test_must_fail git rev-parse --verify -q $c
1191 '
1192
1193 test_expect_success 'stdin -z update refs fails with wrong old value' '
1194 git update-ref $c $m &&
1195 printf $F "update $a" "$m" "$m" "update $b" "$m" "$m" "update $c" "$m" "$Z" >stdin &&
1196 test_must_fail git update-ref -z --stdin <stdin 2>err &&
1197 grep "fatal: cannot lock ref '"'"'$c'"'"'" err &&
1198 git rev-parse $m >expect &&
1199 git rev-parse $a >actual &&
1200 test_cmp expect actual &&
1201 git rev-parse $b >actual &&
1202 test_cmp expect actual &&
1203 git rev-parse $c >actual &&
1204 test_cmp expect actual
1205 '
1206
1207 test_expect_success 'stdin -z delete refs works with packed and loose refs' '
1208 git pack-refs --all &&
1209 git update-ref $c $m~1 &&
1210 printf $F "delete $a" "$m" "update $b" "$Z" "$m" "update $c" "" "$m~1" >stdin &&
1211 git update-ref -z --stdin <stdin &&
1212 test_must_fail git rev-parse --verify -q $a &&
1213 test_must_fail git rev-parse --verify -q $b &&
1214 test_must_fail git rev-parse --verify -q $c
1215 '
1216
1217 test_expect_success 'fails with duplicate HEAD update' '
1218 git branch target1 $A &&
1219 git checkout target1 &&
1220 cat >stdin <<-EOF &&
1221 update refs/heads/target1 $C
1222 option no-deref
1223 update HEAD $B
1224 EOF
1225 test_must_fail git update-ref --stdin <stdin 2>err &&
1226 grep "fatal: multiple updates for '\''HEAD'\'' (including one via its referent .refs/heads/target1.) are not allowed" err &&
1227 echo "refs/heads/target1" >expect &&
1228 git symbolic-ref HEAD >actual &&
1229 test_cmp expect actual &&
1230 echo "$A" >expect &&
1231 git rev-parse refs/heads/target1 >actual &&
1232 test_cmp expect actual
1233 '
1234
1235 test_expect_success 'fails with duplicate ref update via symref' '
1236 git branch target2 $A &&
1237 git symbolic-ref refs/heads/symref2 refs/heads/target2 &&
1238 cat >stdin <<-EOF &&
1239 update refs/heads/target2 $C
1240 update refs/heads/symref2 $B
1241 EOF
1242 test_must_fail git update-ref --stdin <stdin 2>err &&
1243 grep "fatal: multiple updates for '\''refs/heads/target2'\'' (including one via symref .refs/heads/symref2.) are not allowed" err &&
1244 echo "refs/heads/target2" >expect &&
1245 git symbolic-ref refs/heads/symref2 >actual &&
1246 test_cmp expect actual &&
1247 echo "$A" >expect &&
1248 git rev-parse refs/heads/target2 >actual &&
1249 test_cmp expect actual
1250 '
1251
1252 run_with_limited_open_files () {
1253 (ulimit -n 32 && "$@")
1254 }
1255
1256 test_lazy_prereq ULIMIT_FILE_DESCRIPTORS 'run_with_limited_open_files true'
1257
1258 test_expect_success ULIMIT_FILE_DESCRIPTORS 'large transaction creating branches does not burst open file limit' '
1259 (
1260 for i in $(test_seq 33)
1261 do
1262 echo "create refs/heads/$i HEAD"
1263 done >large_input &&
1264 run_with_limited_open_files git update-ref --stdin <large_input &&
1265 git rev-parse --verify -q refs/heads/33
1266 )
1267 '
1268
1269 test_expect_success ULIMIT_FILE_DESCRIPTORS 'large transaction deleting branches does not burst open file limit' '
1270 (
1271 for i in $(test_seq 33)
1272 do
1273 echo "delete refs/heads/$i HEAD"
1274 done >large_input &&
1275 run_with_limited_open_files git update-ref --stdin <large_input &&
1276 test_must_fail git rev-parse --verify -q refs/heads/33
1277 )
1278 '
1279
1280 test_expect_success 'handle per-worktree refs in refs/bisect' '
1281 git commit --allow-empty -m "initial commit" &&
1282 git worktree add -b branch worktree &&
1283 (
1284 cd worktree &&
1285 git commit --allow-empty -m "test commit" &&
1286 git for-each-ref >for-each-ref.out &&
1287 ! grep refs/bisect for-each-ref.out &&
1288 git update-ref refs/bisect/something HEAD &&
1289 git rev-parse refs/bisect/something >../worktree-head &&
1290 git for-each-ref | grep refs/bisect/something
1291 ) &&
1292 test_path_is_missing .git/refs/bisect &&
1293 test_must_fail git rev-parse refs/bisect/something &&
1294 git update-ref refs/bisect/something HEAD &&
1295 git rev-parse refs/bisect/something >main-head &&
1296 ! test_cmp main-head worktree-head
1297 '
1298
1299 test_done