[thirdparty/git.git] / t / t1410-reflog.sh

#!/bin/sh
#
# Copyright (c) 2007 Junio C Hamano
#

test_description='Test prune and reflog expiration'
GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME

. ./test-lib.sh

check_have () {
	gaah= &&
	for N in "$@"
	do
		eval "o=\$$N" && git cat-file -t $o || {
			echo Gaah $N
			gaah=$N
			break
		}
	done &&
	test -z "$gaah"
}

check_fsck () {
	git fsck --full >fsck.output
	case "$1" in
	'')
		test_must_be_empty fsck.output ;;
	*)
		test_i18ngrep "$1" fsck.output ;;
	esac
}

corrupt () {
	mv .git/objects/$(test_oid_to_path $1) .git/$1
}

recover () {
	aa=$(echo $1 | cut -c 1-2)
	mkdir -p .git/objects/$aa
	mv .git/$1 .git/objects/$(test_oid_to_path $1)
}

check_dont_have () {
	gaah= &&
	for N in "$@"
	do
		eval "o=\$$N"
		git cat-file -t $o && {
			echo Gaah $N
			gaah=$N
			break
		}
	done
	test -z "$gaah"
}

test_expect_success setup '
	mkdir -p A/B &&
	echo rat >C &&
	echo ox >A/D &&
	echo tiger >A/B/E &&
	git add . &&

	test_tick && git commit -m rabbit &&
	H=$(git rev-parse --verify HEAD) &&
	A=$(git rev-parse --verify HEAD:A) &&
	B=$(git rev-parse --verify HEAD:A/B) &&
	C=$(git rev-parse --verify HEAD:C) &&
	D=$(git rev-parse --verify HEAD:A/D) &&
	E=$(git rev-parse --verify HEAD:A/B/E) &&
	check_fsck &&

	test_chmod +x C &&
	git add C &&
	test_tick && git commit -m dragon &&
	L=$(git rev-parse --verify HEAD) &&
	check_fsck &&

	rm -f C A/B/E &&
	echo snake >F &&
	echo horse >A/G &&
	git add F A/G &&
	test_tick && git commit -a -m sheep &&
	F=$(git rev-parse --verify HEAD:F) &&
	G=$(git rev-parse --verify HEAD:A/G) &&
	I=$(git rev-parse --verify HEAD:A) &&
	J=$(git rev-parse --verify HEAD) &&
	check_fsck &&

	rm -f A/G &&
	test_tick && git commit -a -m monkey &&
	K=$(git rev-parse --verify HEAD) &&
	check_fsck &&

	check_have A B C D E F G H I J K L &&

	git prune &&

	check_have A B C D E F G H I J K L &&

	check_fsck &&

	git reflog refs/heads/main >output &&
	test_line_count = 4 output
'

test_expect_success 'correct usage on sub-command -h' '
	test_expect_code 129 git reflog expire -h >err &&
	grep "git reflog expire" err
'

test_expect_success 'correct usage on "git reflog show -h"' '
	test_expect_code 129 git reflog show -h >err &&
	grep -F "git reflog [show]" err
'

test_expect_success 'pass through -- to sub-command' '
	test_when_finished "rm -rf repo" &&
	git init repo &&
	test_commit -C repo message --a-file contents dash-tag &&

	git -C repo reflog show -- --does-not-exist >out &&
	test_must_be_empty out &&
	git -C repo reflog show >expect &&
	git -C repo reflog show -- --a-file >actual &&
	test_cmp expect actual
'

test_expect_success rewind '
	test_tick && git reset --hard HEAD~2 &&
	test -f C &&
	test -f A/B/E &&
	! test -f F &&
	! test -f A/G &&

	check_have A B C D E F G H I J K L &&

	git prune &&

	check_have A B C D E F G H I J K L &&

	git reflog refs/heads/main >output &&
	test_line_count = 5 output
'

test_expect_success 'corrupt and check' '

	corrupt $F &&
	check_fsck "missing blob $F"

'

test_expect_success 'reflog expire --dry-run should not touch reflog' '

	git reflog expire --dry-run \
		--expire=$(($test_tick - 10000)) \
		--expire-unreachable=$(($test_tick - 10000)) \
		--stale-fix \
		--all &&

	git reflog refs/heads/main >output &&
	test_line_count = 5 output &&

	check_fsck "missing blob $F"
'

test_expect_success 'reflog expire' '

	git reflog expire --verbose \
		--expire=$(($test_tick - 10000)) \
		--expire-unreachable=$(($test_tick - 10000)) \
		--stale-fix \
		--all &&

	git reflog refs/heads/main >output &&
	test_line_count = 2 output &&

	check_fsck "dangling commit $K"
'

test_expect_success '--stale-fix handles missing objects generously' '
	git -c core.logAllRefUpdates=false fast-import --date-format=now <<-EOS &&
	commit refs/heads/stale-fix
	mark :1
	committer Author <a@uth.or> now
	data <<EOF
	start stale fix
	EOF
	M 100644 inline file
	data <<EOF
	contents
	EOF
	commit refs/heads/stale-fix
	committer Author <a@uth.or> now
	data <<EOF
	stale fix branch tip
	EOF
	from :1
	EOS

	parent_oid=$(git rev-parse stale-fix^) &&
	test_when_finished "recover $parent_oid" &&
	corrupt $parent_oid &&
	git reflog expire --stale-fix
'

test_expect_success 'prune and fsck' '

	git prune &&
	check_fsck &&

	check_have A B C D E H L &&
	check_dont_have F G I J K

'

test_expect_success 'recover and check' '

	recover $F &&
	check_fsck "dangling blob $F"

'

test_expect_success 'delete' '
	echo 1 > C &&
	test_tick &&
	git commit -m rat C &&

	echo 2 > C &&
	test_tick &&
	git commit -m ox C &&

	echo 3 > C &&
	test_tick &&
	git commit -m tiger C &&

	HEAD_entry_count=$(git reflog | wc -l) &&
	main_entry_count=$(git reflog show main | wc -l) &&

	test $HEAD_entry_count = 5 &&
	test $main_entry_count = 5 &&


	git reflog delete main@{1} &&
	git reflog show main > output &&
	test_line_count = $(($main_entry_count - 1)) output &&
	test $HEAD_entry_count = $(git reflog | wc -l) &&
	! grep ox < output &&

	main_entry_count=$(wc -l < output) &&

	git reflog delete HEAD@{1} &&
	test $(($HEAD_entry_count -1)) = $(git reflog | wc -l) &&
	test $main_entry_count = $(git reflog show main | wc -l) &&

	HEAD_entry_count=$(git reflog | wc -l) &&

	git reflog delete main@{07.04.2005.15:15:00.-0700} &&
	git reflog show main > output &&
	test_line_count = $(($main_entry_count - 1)) output &&
	! grep dragon < output

'

test_expect_success 'rewind2' '

	test_tick && git reset --hard HEAD~2 &&
	git reflog refs/heads/main >output &&
	test_line_count = 4 output
'

test_expect_success '--expire=never' '

	git reflog expire --verbose \
		--expire=never \
		--expire-unreachable=never \
		--all &&
	git reflog refs/heads/main >output &&
	test_line_count = 4 output
'

test_expect_success 'gc.reflogexpire=never' '
	test_config gc.reflogexpire never &&
	test_config gc.reflogexpireunreachable never &&

	git reflog expire --verbose --all >output &&
	test_line_count = 9 output &&

	git reflog refs/heads/main >output &&
	test_line_count = 4 output
'

test_expect_success 'gc.reflogexpire=false' '
	test_config gc.reflogexpire false &&
	test_config gc.reflogexpireunreachable false &&

	git reflog expire --verbose --all &&
	git reflog refs/heads/main >output &&
	test_line_count = 4 output

'

test_expect_success 'git reflog expire unknown reference' '
	test_config gc.reflogexpire never &&
	test_config gc.reflogexpireunreachable never &&

	test_must_fail git reflog expire main@{123} 2>stderr &&
	test_i18ngrep "points nowhere" stderr &&
	test_must_fail git reflog expire does-not-exist 2>stderr &&
	test_i18ngrep "points nowhere" stderr
'

test_expect_success 'checkout should not delete log for packed ref' '
	test $(git reflog main | wc -l) = 4 &&
	git branch foo &&
	git pack-refs --all &&
	git checkout foo &&
	test $(git reflog main | wc -l) = 4
'

test_expect_success 'stale dirs do not cause d/f conflicts (reflogs on)' '
	test_when_finished "git branch -d one || git branch -d one/two" &&

	git branch one/two main &&
	echo "one/two@{0} branch: Created from main" >expect &&
	git log -g --format="%gd %gs" one/two >actual &&
	test_cmp expect actual &&
	git branch -d one/two &&

	# now logs/refs/heads/one is a stale directory, but
	# we should move it out of the way to create "one" reflog
	git branch one main &&
	echo "one@{0} branch: Created from main" >expect &&
	git log -g --format="%gd %gs" one >actual &&
	test_cmp expect actual
'

test_expect_success 'stale dirs do not cause d/f conflicts (reflogs off)' '
	test_when_finished "git branch -d one || git branch -d one/two" &&

	git branch one/two main &&
	echo "one/two@{0} branch: Created from main" >expect &&
	git log -g --format="%gd %gs" one/two >actual &&
	test_cmp expect actual &&
	git branch -d one/two &&

	# same as before, but we only create a reflog for "one" if
	# it already exists, which it does not
	git -c core.logallrefupdates=false branch one main &&
	git log -g --format="%gd %gs" one >actual &&
	test_must_be_empty actual
'

# Triggering the bug detected by this test requires a newline to fall
# exactly BUFSIZ-1 bytes from the end of the file. We don't know
# what that value is, since it's platform dependent. However, if
# we choose some value N, we also catch any D which divides N evenly
# (since we will read backwards in chunks of D). So we choose 8K,
# which catches glibc (with an 8K BUFSIZ) and *BSD (1K).
#
# Each line is 114 characters, so we need 75 to still have a few before the
# last 8K. The 89-character padding on the final entry lines up our
# newline exactly.
test_expect_success REFFILES,SHA1 'parsing reverse reflogs at BUFSIZ boundaries' '
	git checkout -b reflogskip &&
	zf=$(test_oid zero_2) &&
	ident="abc <xyz> 0000000001 +0000" &&
	for i in $(test_seq 1 75); do
		printf "$zf%02d $zf%02d %s\t" $i $(($i+1)) "$ident" &&
		if test $i = 75; then
			for j in $(test_seq 1 89); do
				printf X || return 1
			done
		else
			printf X
		fi &&
		printf "\n" || return 1
	done >.git/logs/refs/heads/reflogskip &&
	git rev-parse reflogskip@{73} >actual &&
	echo ${zf}03 >expect &&
	test_cmp expect actual
'

test_expect_success 'no segfaults for reflog containing non-commit sha1s' '
	git update-ref --create-reflog -m "Creating ref" \
		refs/tests/tree-in-reflog HEAD &&
	git update-ref -m "Forcing tree" refs/tests/tree-in-reflog HEAD^{tree} &&
	git update-ref -m "Restoring to commit" refs/tests/tree-in-reflog HEAD &&
	git reflog refs/tests/tree-in-reflog
'

test_expect_failure 'reflog with non-commit entries displays all entries' '
	git reflog refs/tests/tree-in-reflog >actual &&
	test_line_count = 3 actual
'

# This test takes a lock on an individual ref; this is not supported in
# reftable.
test_expect_success REFFILES 'reflog expire operates on symref not referrent' '
	git branch --create-reflog the_symref &&
	git branch --create-reflog referrent &&
	git update-ref referrent HEAD &&
	git symbolic-ref refs/heads/the_symref refs/heads/referrent &&
	test_when_finished "rm -f .git/refs/heads/referrent.lock" &&
	touch .git/refs/heads/referrent.lock &&
	git reflog expire --expire=all the_symref
'

test_expect_success 'continue walking past root commits' '
	git init orphanage &&
	(
		cd orphanage &&
		cat >expect <<-\EOF &&
		HEAD@{0} commit (initial): orphan2-1
		HEAD@{1} commit: orphan1-2
		HEAD@{2} commit (initial): orphan1-1
		HEAD@{3} commit (initial): initial
		EOF
		test_commit initial &&
		git checkout --orphan orphan1 &&
		test_commit orphan1-1 &&
		test_commit orphan1-2 &&
		git checkout --orphan orphan2 &&
		test_commit orphan2-1 &&
		git log -g --format="%gd %gs" >actual &&
		test_cmp expect actual
	)
'

test_expect_success 'expire with multiple worktrees' '
	git init main-wt &&
	(
		cd main-wt &&
		test_tick &&
		test_commit foo &&
		git  worktree add link-wt &&
		test_tick &&
		test_commit -C link-wt foobar &&
		test_tick &&
		git reflog expire --verbose --all --expire=$test_tick &&
		test-tool ref-store worktree:link-wt for-each-reflog-ent HEAD >actual &&
		test_must_be_empty actual
	)
'

test_expect_success REFFILES 'empty reflog' '
	test_when_finished "rm -rf empty" &&
	git init empty &&
	test_commit -C empty A &&
	>empty/.git/logs/refs/heads/foo &&
	git -C empty reflog expire --all 2>err &&
	test_must_be_empty err
'

test_done
Commit	Line	Data
1389d9dd JH	1	#!/bin/sh
	2	#
	3	# Copyright (c) 2007 Junio C Hamano
	4	#
	5
	6	test_description='Test prune and reflog expiration'
06d53148	7	GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
334afbc7 JS	8	export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
334afbc7 JS	9
1389d9dd JH	10	. ./test-lib.sh
	11
	12	check_have () {
	13	gaah= &&
	14	for N in "$@"
	15	do
	16	eval "o=\$$N" && git cat-file -t $o \|\| {
	17	echo Gaah $N
	18	gaah=$N
	19	break
	20	}
	21	done &&
	22	test -z "$gaah"
	23	}
	24
	25	check_fsck () {
674ba340	26	git fsck --full >fsck.output
1389d9dd JH	27	case "$1" in
1389d9dd JH	28	'')
674ba340	29	test_must_be_empty fsck.output ;;
1389d9dd	30	*)
674ba340	31	test_i18ngrep "$1" fsck.output ;;
1389d9dd JH	32	esac
	33	}
	34
	35	corrupt () {
ff4cb42e	36	mv .git/objects/$(test_oid_to_path $1) .git/$1
1389d9dd JH	37	}
	38
	39	recover () {
ff4cb42e	40	aa=$(echo $1 \| cut -c 1-2)
1389d9dd	41	mkdir -p .git/objects/$aa
ff4cb42e	42	mv .git/$1 .git/objects/$(test_oid_to_path $1)
1389d9dd JH	43	}
	44
	45	check_dont_have () {
	46	gaah= &&
	47	for N in "$@"
	48	do
	49	eval "o=\$$N"
	50	git cat-file -t $o && {
	51	echo Gaah $N
	52	gaah=$N
	53	break
	54	}
	55	done
	56	test -z "$gaah"
	57	}
	58
	59	test_expect_success setup '
	60	mkdir -p A/B &&
	61	echo rat >C &&
	62	echo ox >A/D &&
	63	echo tiger >A/B/E &&
	64	git add . &&
	65
	66	test_tick && git commit -m rabbit &&
2c25eaa1 EP	67	H=$(git rev-parse --verify HEAD) &&
	68	A=$(git rev-parse --verify HEAD:A) &&
	69	B=$(git rev-parse --verify HEAD:A/B) &&
	70	C=$(git rev-parse --verify HEAD:C) &&
	71	D=$(git rev-parse --verify HEAD:A/D) &&
	72	E=$(git rev-parse --verify HEAD:A/B/E) &&
1389d9dd JH	73	check_fsck &&
1389d9dd JH	74
1f553918	75	test_chmod +x C &&
1389d9dd JH	76	git add C &&
1389d9dd JH	77	test_tick && git commit -m dragon &&
2c25eaa1	78	L=$(git rev-parse --verify HEAD) &&
1389d9dd JH	79	check_fsck &&
	80
	81	rm -f C A/B/E &&
	82	echo snake >F &&
	83	echo horse >A/G &&
	84	git add F A/G &&
	85	test_tick && git commit -a -m sheep &&
2c25eaa1 EP	86	F=$(git rev-parse --verify HEAD:F) &&
	87	G=$(git rev-parse --verify HEAD:A/G) &&
	88	I=$(git rev-parse --verify HEAD:A) &&
	89	J=$(git rev-parse --verify HEAD) &&
1389d9dd JH	90	check_fsck &&
	91
	92	rm -f A/G &&
	93	test_tick && git commit -a -m monkey &&
2c25eaa1	94	K=$(git rev-parse --verify HEAD) &&
1389d9dd JH	95	check_fsck &&
	96
	97	check_have A B C D E F G H I J K L &&
	98
026aa938	99	git prune &&
1389d9dd JH	100
	101	check_have A B C D E F G H I J K L &&
	102
	103	check_fsck &&
	104
06d53148	105	git reflog refs/heads/main >output &&
d0ab0584	106	test_line_count = 4 output
1389d9dd JH	107	'
1389d9dd JH	108
e3c36758 ÆAB	109	test_expect_success 'correct usage on sub-command -h' '
	110	test_expect_code 129 git reflog expire -h >err &&
	111	grep "git reflog expire" err
	112	'
	113
fbc15b13 ÆAB	114	test_expect_success 'correct usage on "git reflog show -h"' '
	115	test_expect_code 129 git reflog show -h >err &&
	116	grep -F "git reflog [show]" err
	117	'
	118
e3c36758 ÆAB	119	test_expect_success 'pass through -- to sub-command' '
	120	test_when_finished "rm -rf repo" &&
	121	git init repo &&
	122	test_commit -C repo message --a-file contents dash-tag &&
	123
	124	git -C repo reflog show -- --does-not-exist >out &&
	125	test_must_be_empty out &&
	126	git -C repo reflog show >expect &&
	127	git -C repo reflog show -- --a-file >actual &&
	128	test_cmp expect actual
	129	'
	130
1389d9dd JH	131	test_expect_success rewind '
	132	test_tick && git reset --hard HEAD~2 &&
	133	test -f C &&
	134	test -f A/B/E &&
	135	! test -f F &&
	136	! test -f A/G &&
	137
	138	check_have A B C D E F G H I J K L &&
	139
026aa938	140	git prune &&
1389d9dd JH	141
	142	check_have A B C D E F G H I J K L &&
	143
06d53148	144	git reflog refs/heads/main >output &&
d0ab0584	145	test_line_count = 5 output
1389d9dd JH	146	'
	147
	148	test_expect_success 'corrupt and check' '
	149
	150	corrupt $F &&
	151	check_fsck "missing blob $F"
	152
	153	'
	154
	155	test_expect_success 'reflog expire --dry-run should not touch reflog' '
	156
	157	git reflog expire --dry-run \
	158	--expire=$(($test_tick - 10000)) \
	159	--expire-unreachable=$(($test_tick - 10000)) \
	160	--stale-fix \
	161	--all &&
	162
06d53148	163	git reflog refs/heads/main >output &&
d0ab0584	164	test_line_count = 5 output &&
1389d9dd JH	165
	166	check_fsck "missing blob $F"
	167	'
	168
	169	test_expect_success 'reflog expire' '
	170
	171	git reflog expire --verbose \
	172	--expire=$(($test_tick - 10000)) \
	173	--expire-unreachable=$(($test_tick - 10000)) \
	174	--stale-fix \
	175	--all &&
	176
06d53148	177	git reflog refs/heads/main >output &&
d0ab0584	178	test_line_count = 2 output &&
1389d9dd JH	179
	180	check_fsck "dangling commit $K"
	181	'
	182
c809798b JS	183	test_expect_success '--stale-fix handles missing objects generously' '
	184	git -c core.logAllRefUpdates=false fast-import --date-format=now <<-EOS &&
	185	commit refs/heads/stale-fix
	186	mark :1
	187	committer Author <a@uth.or> now
	188	data <<EOF
	189	start stale fix
	190	EOF
	191	M 100644 inline file
	192	data <<EOF
	193	contents
	194	EOF
	195	commit refs/heads/stale-fix
	196	committer Author <a@uth.or> now
	197	data <<EOF
	198	stale fix branch tip
	199	EOF
	200	from :1
	201	EOS
	202
	203	parent_oid=$(git rev-parse stale-fix^) &&
	204	test_when_finished "recover $parent_oid" &&
	205	corrupt $parent_oid &&
	206	git reflog expire --stale-fix
	207	'
	208
1389d9dd JH	209	test_expect_success 'prune and fsck' '
1389d9dd JH	210
026aa938	211	git prune &&
1389d9dd JH	212	check_fsck &&
	213
	214	check_have A B C D E H L &&
	215	check_dont_have F G I J K
	216
	217	'
	218
	219	test_expect_success 'recover and check' '
	220
	221	recover $F &&
	222	check_fsck "dangling blob $F"
	223
	224	'
	225
55beff4f	226	test_expect_success 'delete' '
552cecc2 JS	227	echo 1 > C &&
	228	test_tick &&
	229	git commit -m rat C &&
	230
	231	echo 2 > C &&
	232	test_tick &&
	233	git commit -m ox C &&
	234
	235	echo 3 > C &&
	236	test_tick &&
	237	git commit -m tiger C &&
	238
a48fcd83	239	HEAD_entry_count=$(git reflog \| wc -l) &&
06d53148	240	main_entry_count=$(git reflog show main \| wc -l) &&
38881a90 PB	241
38881a90 PB	242	test $HEAD_entry_count = 5 &&
06d53148	243	test $main_entry_count = 5 &&
38881a90	244
552cecc2	245
06d53148 JS	246	git reflog delete main@{1} &&
	247	git reflog show main > output &&
	248	test_line_count = $(($main_entry_count - 1)) output &&
38881a90	249	test $HEAD_entry_count = $(git reflog \| wc -l) &&
552cecc2 JS	250	! grep ox < output &&
552cecc2 JS	251
06d53148	252	main_entry_count=$(wc -l < output) &&
38881a90 PB	253
	254	git reflog delete HEAD@{1} &&
	255	test $(($HEAD_entry_count -1)) = $(git reflog \| wc -l) &&
06d53148	256	test $main_entry_count = $(git reflog show main \| wc -l) &&
38881a90	257
a48fcd83	258	HEAD_entry_count=$(git reflog \| wc -l) &&
38881a90	259
06d53148 JS	260	git reflog delete main@{07.04.2005.15:15:00.-0700} &&
	261	git reflog show main > output &&
	262	test_line_count = $(($main_entry_count - 1)) output &&
552cecc2	263	! grep dragon < output
50f3ac29 JH	264
	265	'
	266
4a9f4394 AS	267	test_expect_success 'rewind2' '
	268
	269	test_tick && git reset --hard HEAD~2 &&
06d53148	270	git reflog refs/heads/main >output &&
d0ab0584	271	test_line_count = 4 output
4a9f4394 AS	272	'
	273
	274	test_expect_success '--expire=never' '
	275
	276	git reflog expire --verbose \
	277	--expire=never \
	278	--expire-unreachable=never \
	279	--all &&
06d53148	280	git reflog refs/heads/main >output &&
d0ab0584	281	test_line_count = 4 output
4a9f4394 AS	282	'
	283
	284	test_expect_success 'gc.reflogexpire=never' '
a65bf78c ÆAB	285	test_config gc.reflogexpire never &&
a65bf78c ÆAB	286	test_config gc.reflogexpireunreachable never &&
4a9f4394	287
978f4307 ÆAB	288	git reflog expire --verbose --all >output &&
	289	test_line_count = 9 output &&
	290
06d53148	291	git reflog refs/heads/main >output &&
d0ab0584	292	test_line_count = 4 output
4a9f4394 AS	293	'
	294
	295	test_expect_success 'gc.reflogexpire=false' '
a65bf78c ÆAB	296	test_config gc.reflogexpire false &&
a65bf78c ÆAB	297	test_config gc.reflogexpireunreachable false &&
4a9f4394	298
4a9f4394	299	git reflog expire --verbose --all &&
06d53148	300	git reflog refs/heads/main >output &&
a65bf78c	301	test_line_count = 4 output
4a9f4394 AS	302
	303	'
	304
fe66776d ÆAB	305	test_expect_success 'git reflog expire unknown reference' '
	306	test_config gc.reflogexpire never &&
	307	test_config gc.reflogexpireunreachable never &&
	308
06d53148	309	test_must_fail git reflog expire main@{123} 2>stderr &&
fe66776d ÆAB	310	test_i18ngrep "points nowhere" stderr &&
	311	test_must_fail git reflog expire does-not-exist 2>stderr &&
	312	test_i18ngrep "points nowhere" stderr
	313	'
	314
482b8f32	315	test_expect_success 'checkout should not delete log for packed ref' '
06d53148	316	test $(git reflog main \| wc -l) = 4 &&
482b8f32 RS	317	git branch foo &&
	318	git pack-refs --all &&
	319	git checkout foo &&
06d53148	320	test $(git reflog main \| wc -l) = 4
482b8f32 RS	321	'
482b8f32 RS	322
9233887c	323	test_expect_success 'stale dirs do not cause d/f conflicts (reflogs on)' '
aae828b9	324	test_when_finished "git branch -d one \|\| git branch -d one/two" &&
9233887c	325
06d53148 JS	326	git branch one/two main &&
06d53148 JS	327	echo "one/two@{0} branch: Created from main" >expect &&
aae828b9	328	git log -g --format="%gd %gs" one/two >actual &&
9233887c	329	test_cmp expect actual &&
aae828b9	330	git branch -d one/two &&
9233887c	331
aae828b9 JK	332	# now logs/refs/heads/one is a stale directory, but
aae828b9 JK	333	# we should move it out of the way to create "one" reflog
06d53148 JS	334	git branch one main &&
06d53148 JS	335	echo "one@{0} branch: Created from main" >expect &&
aae828b9	336	git log -g --format="%gd %gs" one >actual &&
9233887c JK	337	test_cmp expect actual
	338	'
	339
	340	test_expect_success 'stale dirs do not cause d/f conflicts (reflogs off)' '
aae828b9	341	test_when_finished "git branch -d one \|\| git branch -d one/two" &&
9233887c	342
06d53148 JS	343	git branch one/two main &&
06d53148 JS	344	echo "one/two@{0} branch: Created from main" >expect &&
aae828b9	345	git log -g --format="%gd %gs" one/two >actual &&
9233887c	346	test_cmp expect actual &&
aae828b9	347	git branch -d one/two &&
9233887c	348
aae828b9	349	# same as before, but we only create a reflog for "one" if
9233887c	350	# it already exists, which it does not
06d53148	351	git -c core.logallrefupdates=false branch one main &&
aae828b9	352	git log -g --format="%gd %gs" one >actual &&
1c5e94f4	353	test_must_be_empty actual
9233887c JK	354	'
9233887c JK	355
e5e73ff2 JK	356	# Triggering the bug detected by this test requires a newline to fall
	357	# exactly BUFSIZ-1 bytes from the end of the file. We don't know
	358	# what that value is, since it's platform dependent. However, if
	359	# we choose some value N, we also catch any D which divides N evenly
	360	# (since we will read backwards in chunks of D). So we choose 8K,
	361	# which catches glibc (with an 8K BUFSIZ) and *BSD (1K).
	362	#
	363	# Each line is 114 characters, so we need 75 to still have a few before the
	364	# last 8K. The 89-character padding on the final entry lines up our
	365	# newline exactly.
bcdff626	366	test_expect_success REFFILES,SHA1 'parsing reverse reflogs at BUFSIZ boundaries' '
e5e73ff2	367	git checkout -b reflogskip &&
ff4cb42e	368	zf=$(test_oid zero_2) &&
e5e73ff2 JK	369	ident="abc <xyz> 0000000001 +0000" &&
e5e73ff2 JK	370	for i in $(test_seq 1 75); do
ff4cb42e	371	printf "$zf%02d $zf%02d %s\t" $i $(($i+1)) "$ident" &&
e5e73ff2 JK	372	if test $i = 75; then
e5e73ff2 JK	373	for j in $(test_seq 1 89); do
db5875aa	374	printf X \|\| return 1
e5e73ff2 JK	375	done
	376	else
	377	printf X
	378	fi &&
db5875aa	379	printf "\n" \|\| return 1
e5e73ff2 JK	380	done >.git/logs/refs/heads/reflogskip &&
e5e73ff2 JK	381	git rev-parse reflogskip@{73} >actual &&
ff4cb42e	382	echo ${zf}03 >expect &&
e5e73ff2 JK	383	test_cmp expect actual
	384	'
	385
aecad374 DK	386	test_expect_success 'no segfaults for reflog containing non-commit sha1s' '
	387	git update-ref --create-reflog -m "Creating ref" \
	388	refs/tests/tree-in-reflog HEAD &&
	389	git update-ref -m "Forcing tree" refs/tests/tree-in-reflog HEAD^{tree} &&
	390	git update-ref -m "Restoring to commit" refs/tests/tree-in-reflog HEAD &&
	391	git reflog refs/tests/tree-in-reflog
	392	'
	393
	394	test_expect_failure 'reflog with non-commit entries displays all entries' '
	395	git reflog refs/tests/tree-in-reflog >actual &&
	396	test_line_count = 3 actual
	397	'
	398
fe144315 HWN	399	# This test takes a lock on an individual ref; this is not supported in
	400	# reftable.
	401	test_expect_success REFFILES 'reflog expire operates on symref not referrent' '
7687f19e JK	402	git branch --create-reflog the_symref &&
7687f19e JK	403	git branch --create-reflog referrent &&
41d796ed DT	404	git update-ref referrent HEAD &&
	405	git symbolic-ref refs/heads/the_symref refs/heads/referrent &&
	406	test_when_finished "rm -f .git/refs/heads/referrent.lock" &&
	407	touch .git/refs/heads/referrent.lock &&
	408	git reflog expire --expire=all the_symref
	409	'
	410
71abeb75 SG	411	test_expect_success 'continue walking past root commits' '
	412	git init orphanage &&
	413	(
	414	cd orphanage &&
	415	cat >expect <<-\EOF &&
	416	HEAD@{0} commit (initial): orphan2-1
	417	HEAD@{1} commit: orphan1-2
	418	HEAD@{2} commit (initial): orphan1-1
	419	HEAD@{3} commit (initial): initial
	420	EOF
	421	test_commit initial &&
71abeb75 SG	422	git checkout --orphan orphan1 &&
	423	test_commit orphan1-1 &&
	424	test_commit orphan1-2 &&
	425	git checkout --orphan orphan2 &&
	426	test_commit orphan2-1 &&
	427	git log -g --format="%gd %gs" >actual &&
	428	test_cmp expect actual
	429	)
	430	'
	431
c9ef0d95 NTND	432	test_expect_success 'expire with multiple worktrees' '
	433	git init main-wt &&
	434	(
	435	cd main-wt &&
	436	test_tick &&
	437	test_commit foo &&
	438	git worktree add link-wt &&
	439	test_tick &&
	440	test_commit -C link-wt foobar &&
	441	test_tick &&
	442	git reflog expire --verbose --all --expire=$test_tick &&
8c2d8d04 HWN	443	test-tool ref-store worktree:link-wt for-each-reflog-ent HEAD >actual &&
8c2d8d04 HWN	444	test_must_be_empty actual
c9ef0d95 NTND	445	)
	446	'
	447
57be9c6d ÆAB	448	test_expect_success REFFILES 'empty reflog' '
	449	test_when_finished "rm -rf empty" &&
	450	git init empty &&
	451	test_commit -C empty A &&
	452	>empty/.git/logs/refs/heads/foo &&
	453	git -C empty reflog expire --all 2>err &&
	454	test_must_be_empty err
	455	'
	456
1389d9dd	457	test_done