[thirdparty/git.git] / t / t6120-describe.sh

#!/bin/sh

test_description='test describe'

#  o---o-----o----o----o-------o----x
#       \   D,R   e           /
#        \---o-------------o-'
#         \  B            /
#          `-o----o----o-'
#                 A    c
#
# First parent of a merge commit is on the same line, second parent below.

. ./test-lib.sh

check_describe () {
	expect="$1"
	shift
	describe_opts="$@"
	test_expect_success "describe $describe_opts" '
	R=$(git describe $describe_opts 2>err.actual) &&
	case "$R" in
	$expect)	echo happy ;;
	*)	echo "Oops - $R is not $expect" &&
		false ;;
	esac
	'
}

test_expect_success setup '

	test_tick &&
	echo one >file && git add file && git commit -m initial &&
	one=$(git rev-parse HEAD) &&

	git describe --always HEAD &&

	test_tick &&
	echo two >file && git add file && git commit -m second &&
	two=$(git rev-parse HEAD) &&

	test_tick &&
	echo three >file && git add file && git commit -m third &&

	test_tick &&
	echo A >file && git add file && git commit -m A &&
	test_tick &&
	git tag -a -m A A &&

	test_tick &&
	echo c >file && git add file && git commit -m c &&
	test_tick &&
	git tag c &&

	git reset --hard $two &&
	test_tick &&
	echo B >side && git add side && git commit -m B &&
	test_tick &&
	git tag -a -m B B &&

	test_tick &&
	git merge -m Merged c &&
	merged=$(git rev-parse HEAD) &&

	git reset --hard $two &&
	test_tick &&
	echo D >another && git add another && git commit -m D &&
	test_tick &&
	git tag -a -m D D &&
	test_tick &&
	git tag -a -m R R &&

	test_tick &&
	echo DD >another && git commit -a -m another &&

	test_tick &&
	git tag e &&

	test_tick &&
	echo DDD >another && git commit -a -m "yet another" &&

	test_tick &&
	git merge -m Merged $merged &&

	test_tick &&
	echo X >file && echo X >side && git add file side &&
	git commit -m x

'

check_describe A-* HEAD
check_describe A-* HEAD^
check_describe R-* HEAD^^
check_describe A-* HEAD^^2
check_describe B HEAD^^2^
check_describe R-* HEAD^^^

check_describe c-* --tags HEAD
check_describe c-* --tags HEAD^
check_describe e-* --tags HEAD^^
check_describe c-* --tags HEAD^^2
check_describe B --tags HEAD^^2^
check_describe e --tags HEAD^^^

check_describe heads/master --all HEAD
check_describe tags/c-* --all HEAD^
check_describe tags/e --all HEAD^^^

check_describe B-0-* --long HEAD^^2^
check_describe A-3-* --long HEAD^^2

check_describe c-7-* --tags
check_describe e-3-* --first-parent --tags

test_expect_success 'describe --contains defaults to HEAD without commit-ish' '
	echo "A^0" >expect &&
	git checkout A &&
	test_when_finished "git checkout -" &&
	git describe --contains >actual &&
	test_cmp expect actual
'

check_describe tags/A --all A^0
test_expect_success 'no warning was displayed for A' '
	test_must_be_empty err.actual
'

test_expect_success 'rename tag A to Q locally' '
	mv .git/refs/tags/A .git/refs/tags/Q
'
cat - >err.expect <<EOF
warning: tag 'A' is really 'Q' here
EOF
check_describe A-* HEAD
test_expect_success 'warning was displayed for Q' '
	test_i18ncmp err.expect err.actual
'
test_expect_success 'rename tag Q back to A' '
	mv .git/refs/tags/Q .git/refs/tags/A
'

test_expect_success 'pack tag refs' 'git pack-refs'
check_describe A-* HEAD

test_expect_success 'describe works from outside repo using --git-dir' '
	git clone --bare "$TRASH_DIRECTORY" "$TRASH_DIRECTORY/bare" &&
	git --git-dir "$TRASH_DIRECTORY/bare" describe >out &&
	grep -E "^A-[1-9][0-9]?-g[0-9a-f]+$" out
'

check_describe "A-*[0-9a-f]" --dirty

test_expect_success 'describe --dirty with --work-tree' '
	(
		cd "$TEST_DIRECTORY" &&
		git --git-dir "$TRASH_DIRECTORY/.git" --work-tree "$TRASH_DIRECTORY" describe --dirty >"$TRASH_DIRECTORY/out"
	) &&
	grep -E "^A-[1-9][0-9]?-g[0-9a-f]+$" out
'

test_expect_success 'set-up dirty work tree' '
	echo >>file
'

check_describe "A-*[0-9a-f]-dirty" --dirty

test_expect_success 'describe --dirty with --work-tree (dirty)' '
	(
		cd "$TEST_DIRECTORY" &&
		git --git-dir "$TRASH_DIRECTORY/.git" --work-tree "$TRASH_DIRECTORY" describe --dirty >"$TRASH_DIRECTORY/out"
	) &&
	grep -E "^A-[1-9][0-9]?-g[0-9a-f]+-dirty$" out
'

check_describe "A-*[0-9a-f].mod" --dirty=.mod

test_expect_success 'describe --dirty=.mod with --work-tree (dirty)' '
	(
		cd "$TEST_DIRECTORY" &&
		git --git-dir "$TRASH_DIRECTORY/.git" --work-tree "$TRASH_DIRECTORY" describe --dirty=.mod >"$TRASH_DIRECTORY/out"
	) &&
	grep -E "^A-[1-9][0-9]?-g[0-9a-f]+.mod$" out
'

test_expect_success 'describe --dirty HEAD' '
	test_must_fail git describe --dirty HEAD
'

test_expect_success 'set-up matching pattern tests' '
	git tag -a -m test-annotated test-annotated &&
	echo >>file &&
	test_tick &&
	git commit -a -m "one more" &&
	git tag test1-lightweight &&
	echo >>file &&
	test_tick &&
	git commit -a -m "yet another" &&
	git tag test2-lightweight &&
	echo >>file &&
	test_tick &&
	git commit -a -m "even more"

'

check_describe "test-annotated-*" --match="test-*"

check_describe "test1-lightweight-*" --tags --match="test1-*"

check_describe "test2-lightweight-*" --tags --match="test2-*"

check_describe "test2-lightweight-*" --long --tags --match="test2-*" HEAD^

check_describe "test2-lightweight-*" --long --tags --match="test1-*" --match="test2-*" HEAD^

check_describe "test2-lightweight-*" --long --tags --match="test1-*" --no-match --match="test2-*" HEAD^

check_describe "test1-lightweight-*" --long --tags --match="test1-*" --match="test3-*" HEAD

check_describe "test1-lightweight-*" --long --tags --match="test3-*" --match="test1-*" HEAD

test_expect_success 'set-up branches' '
	git branch branch_A A &&
	git branch branch_C c &&
	git update-ref refs/remotes/origin/remote_branch_A "A^{commit}" &&
	git update-ref refs/remotes/origin/remote_branch_C "c^{commit}" &&
	git update-ref refs/original/original_branch_A test-annotated~2
'

check_describe "heads/branch_A*" --all --match="branch_*" --exclude="branch_C" HEAD

check_describe "remotes/origin/remote_branch_A*" --all --match="origin/remote_branch_*" --exclude="origin/remote_branch_C" HEAD

check_describe "original/original_branch_A*" --all test-annotated~1

test_expect_success '--match does not work for other types' '
	test_must_fail git describe --all --match="*original_branch_*" test-annotated~1
'

test_expect_success '--exclude does not work for other types' '
	R=$(git describe --all --exclude="any_pattern_even_not_matching" test-annotated~1) &&
	case "$R" in
	*original_branch_A*) echo "fail: Found unknown reference $R with --exclude"
		false;;
	*) echo ok: Found some known type;;
	esac
'

test_expect_success 'name-rev with exact tags' '
	echo A >expect &&
	tag_object=$(git rev-parse refs/tags/A) &&
	git name-rev --tags --name-only $tag_object >actual &&
	test_cmp expect actual &&

	echo "A^0" >expect &&
	tagged_commit=$(git rev-parse "refs/tags/A^0") &&
	git name-rev --tags --name-only $tagged_commit >actual &&
	test_cmp expect actual
'

test_expect_success 'name-rev --all' '
	>expect.unsorted &&
	for rev in $(git rev-list --all)
	do
		git name-rev $rev >>expect.unsorted
	done &&
	sort <expect.unsorted >expect &&
	git name-rev --all >actual.unsorted &&
	sort <actual.unsorted >actual &&
	test_cmp expect actual
'

test_expect_success 'name-rev --stdin' '
	>expect.unsorted &&
	for rev in $(git rev-list --all)
	do
		name=$(git name-rev --name-only $rev) &&
		echo "$rev ($name)" >>expect.unsorted
	done &&
	sort <expect.unsorted >expect &&
	git rev-list --all | git name-rev --stdin >actual.unsorted &&
	sort <actual.unsorted >actual &&
	test_cmp expect actual
'

test_expect_success 'describe --contains with the exact tags' '
	echo "A^0" >expect &&
	tag_object=$(git rev-parse refs/tags/A) &&
	git describe --contains $tag_object >actual &&
	test_cmp expect actual &&

	echo "A^0" >expect &&
	tagged_commit=$(git rev-parse "refs/tags/A^0") &&
	git describe --contains $tagged_commit >actual &&
	test_cmp expect actual
'

test_expect_success 'describe --contains and --match' '
	echo "A^0" >expect &&
	tagged_commit=$(git rev-parse "refs/tags/A^0") &&
	test_must_fail git describe --contains --match="B" $tagged_commit &&
	git describe --contains --match="B" --match="A" $tagged_commit >actual &&
	test_cmp expect actual
'

test_expect_success 'describe --exclude' '
	echo "c~1" >expect &&
	tagged_commit=$(git rev-parse "refs/tags/A^0") &&
	test_must_fail git describe --contains --match="B" $tagged_commit &&
	git describe --contains --match="?" --exclude="A" $tagged_commit >actual &&
	test_cmp expect actual
'

test_expect_success 'describe --contains and --no-match' '
	echo "A^0" >expect &&
	tagged_commit=$(git rev-parse "refs/tags/A^0") &&
	git describe --contains --match="B" --no-match $tagged_commit >actual &&
	test_cmp expect actual
'

test_expect_success 'setup and absorb a submodule' '
	test_create_repo sub1 &&
	test_commit -C sub1 initial &&
	git submodule add ./sub1 &&
	git submodule absorbgitdirs &&
	git commit -a -m "add submodule" &&
	git describe --dirty >expect &&
	git describe --broken >out &&
	test_cmp expect out
'

test_expect_success 'describe chokes on severely broken submodules' '
	mv .git/modules/sub1/ .git/modules/sub_moved &&
	test_must_fail git describe --dirty
'

test_expect_success 'describe ignoring a broken submodule' '
	git describe --broken >out &&
	grep broken out
'

test_expect_success 'describe with --work-tree ignoring a broken submodule' '
	(
		cd "$TEST_DIRECTORY" &&
		git --git-dir "$TRASH_DIRECTORY/.git" --work-tree "$TRASH_DIRECTORY" describe --broken >"$TRASH_DIRECTORY/out"
	) &&
	test_when_finished "mv .git/modules/sub_moved .git/modules/sub1" &&
	grep broken out
'

test_expect_success 'describe a blob at a directly tagged commit' '
	echo "make it a unique blob" >file &&
	git add file && git commit -m "content in file" &&
	git tag -a -m "latest annotated tag" unique-file &&
	git describe HEAD:file >actual &&
	echo "unique-file:file" >expect &&
	test_cmp expect actual
'

test_expect_success 'describe a blob with its first introduction' '
	git commit --allow-empty -m "empty commit" &&
	git rm file &&
	git commit -m "delete blob" &&
	git revert HEAD &&
	git commit --allow-empty -m "empty commit" &&
	git describe HEAD:file >actual &&
	echo "unique-file:file" >expect &&
	test_cmp expect actual
'

test_expect_success 'describe directly tagged blob' '
	git tag test-blob unique-file:file &&
	git describe test-blob >actual &&
	echo "unique-file:file" >expect &&
	# suboptimal: we rather want to see "test-blob"
	test_cmp expect actual
'

test_expect_success 'describe tag object' '
	git tag test-blob-1 -a -m msg unique-file:file &&
	test_must_fail git describe test-blob-1 2>actual &&
	test_i18ngrep "fatal: test-blob-1 is neither a commit nor blob" actual
'

test_expect_failure ULIMIT_STACK_SIZE 'name-rev works in a deep repo' '
	i=1 &&
	while test $i -lt 8000
	do
		echo "commit refs/heads/master
committer A U Thor <author@example.com> $((1000000000 + $i * 100)) +0200
data <<EOF
commit #$i
EOF"
		test $i = 1 && echo "from refs/heads/master^0"
		i=$(($i + 1))
	done | git fast-import &&
	git checkout master &&
	git tag far-far-away HEAD^ &&
	echo "HEAD~4000 tags/far-far-away~3999" >expect &&
	git name-rev HEAD~4000 >actual &&
	test_cmp expect actual &&
	run_with_limited_stack git name-rev HEAD~4000 >actual &&
	test_cmp expect actual
'

test_expect_success ULIMIT_STACK_SIZE 'describe works in a deep repo' '
	git tag -f far-far-away HEAD~7999 &&
	echo "far-far-away" >expect &&
	git describe --tags --abbrev=0 HEAD~4000 >actual &&
	test_cmp expect actual &&
	run_with_limited_stack git describe --tags --abbrev=0 HEAD~4000 >actual &&
	test_cmp expect actual
'

check_describe tags/A --all A
check_describe tags/c --all c
check_describe heads/branch_A --all --match='branch_*' branch_A

test_expect_success 'describe complains about tree object' '
	test_must_fail git describe HEAD^{tree}
'

test_expect_success 'describe complains about missing object' '
	test_must_fail git describe $ZERO_OID
'

test_expect_success 'name-rev a rev shortly after epoch' '
	test_when_finished "git checkout master" &&

	git checkout --orphan no-timestamp-underflow &&
	# Any date closer to epoch than the CUTOFF_DATE_SLOP constant
	# in builtin/name-rev.c.
	GIT_COMMITTER_DATE="@1234 +0000" \
	git commit -m "committer date shortly after epoch" &&
	old_commit_oid=$(git rev-parse HEAD) &&

	echo "$old_commit_oid no-timestamp-underflow" >expect &&
	git name-rev $old_commit_oid >actual &&
	test_cmp expect actual
'

# A--------------master
#  \            /
#   \----------M2
#    \        /
#     \---M1-C
#      \ /
#       B
test_expect_success 'name-rev covers all conditions while looking at parents' '
	git init repo &&
	(
		cd repo &&

		echo A >file &&
		git add file &&
		git commit -m A &&
		A=$(git rev-parse HEAD) &&

		git checkout --detach &&
		echo B >file &&
		git commit -m B file &&
		B=$(git rev-parse HEAD) &&

		git checkout $A &&
		git merge --no-ff $B &&  # M1

		echo C >file &&
		git commit -m C file &&

		git checkout $A &&
		git merge --no-ff HEAD@{1} && # M2

		git checkout master &&
		git merge --no-ff HEAD@{1} &&

		echo "$B master^2^2~1^2" >expect &&
		git name-rev $B >actual &&

		test_cmp expect actual
	)
'

test_done
Commit	Line	Data
5312ab11 JH	1	#!/bin/sh
5312ab11 JH	2
d91ce887 SG	3	test_description='test describe'
	4
	5	# o---o-----o----o----o-------o----x
	6	# \ D,R e /
	7	# \---o-------------o-'
	8	# \ B /
	9	# `-o----o----o-'
	10	# A c
	11	#
	12	# First parent of a merge commit is on the same line, second parent below.
	13
5312ab11 JH	14	. ./test-lib.sh
	15
	16	check_describe () {
	17	expect="$1"
	18	shift
c593a263 SG	19	describe_opts="$@"
	20	test_expect_success "describe $describe_opts" '
	21	R=$(git describe $describe_opts 2>err.actual) &&
5312ab11 JH	22	case "$R" in
5312ab11 JH	23	$expect) echo happy ;;
c593a263	24	*) echo "Oops - $R is not $expect" &&
5312ab11 JH	25	false ;;
	26	esac
	27	'
	28	}
	29
	30	test_expect_success setup '
	31
	32	test_tick &&
3604e7c5	33	echo one >file && git add file && git commit -m initial &&
5be60078	34	one=$(git rev-parse HEAD) &&
5312ab11	35
024ab976 JH	36	git describe --always HEAD &&
024ab976 JH	37
5312ab11	38	test_tick &&
3604e7c5	39	echo two >file && git add file && git commit -m second &&
5be60078	40	two=$(git rev-parse HEAD) &&
5312ab11 JH	41
5312ab11 JH	42	test_tick &&
3604e7c5	43	echo three >file && git add file && git commit -m third &&
5312ab11 JH	44
5312ab11 JH	45	test_tick &&
3604e7c5	46	echo A >file && git add file && git commit -m A &&
5312ab11	47	test_tick &&
3604e7c5	48	git tag -a -m A A &&
5312ab11 JH	49
5312ab11 JH	50	test_tick &&
3604e7c5	51	echo c >file && git add file && git commit -m c &&
5312ab11	52	test_tick &&
3604e7c5	53	git tag c &&
5312ab11 JH	54
	55	git reset --hard $two &&
	56	test_tick &&
3604e7c5	57	echo B >side && git add side && git commit -m B &&
5312ab11	58	test_tick &&
3604e7c5	59	git tag -a -m B B &&
5312ab11 JH	60
5312ab11 JH	61	test_tick &&
3604e7c5	62	git merge -m Merged c &&
5be60078	63	merged=$(git rev-parse HEAD) &&
5312ab11 JH	64
	65	git reset --hard $two &&
	66	test_tick &&
3604e7c5	67	echo D >another && git add another && git commit -m D &&
5312ab11	68	test_tick &&
3604e7c5	69	git tag -a -m D D &&
03e8b541 SP	70	test_tick &&
03e8b541 SP	71	git tag -a -m R R &&
5312ab11 JH	72
	73	test_tick &&
	74	echo DD >another && git commit -a -m another &&
	75
	76	test_tick &&
3604e7c5	77	git tag e &&
5312ab11 JH	78
	79	test_tick &&
	80	echo DDD >another && git commit -a -m "yet another" &&
	81
	82	test_tick &&
3604e7c5	83	git merge -m Merged $merged &&
5312ab11 JH	84
5312ab11 JH	85	test_tick &&
5be60078	86	echo X >file && echo X >side && git add file side &&
3604e7c5	87	git commit -m x
5312ab11 JH	88
	89	'
	90
	91	check_describe A-* HEAD
	92	check_describe A-* HEAD^
03e8b541	93	check_describe R-* HEAD^^
5312ab11 JH	94	check_describe A-* HEAD^^2
5312ab11 JH	95	check_describe B HEAD^^2^
03e8b541	96	check_describe R-* HEAD^^^
5312ab11	97
7e425c4f SP	98	check_describe c-* --tags HEAD
	99	check_describe c-* --tags HEAD^
	100	check_describe e-* --tags HEAD^^
	101	check_describe c-* --tags HEAD^^2
5312ab11	102	check_describe B --tags HEAD^^2^
7a0d61bb TR	103	check_describe e --tags HEAD^^^
	104
	105	check_describe heads/master --all HEAD
	106	check_describe tags/c-* --all HEAD^
	107	check_describe tags/e --all HEAD^^^
5312ab11	108
518120e3	109	check_describe B-0-* --long HEAD^^2^
4d4c3e1c	110	check_describe A-3-* --long HEAD^^2
518120e3	111
e00dd1e9 MC	112	check_describe c-7-* --tags
	113	check_describe e-3-* --first-parent --tags
	114
2bd07065 SG	115	test_expect_success 'describe --contains defaults to HEAD without commit-ish' '
	116	echo "A^0" >expect &&
	117	git checkout A &&
	118	test_when_finished "git checkout -" &&
	119	git describe --contains >actual &&
	120	test_cmp expect actual
	121	'
	122
1bba0013	123	check_describe tags/A --all A^0
81dc223d	124	test_expect_success 'no warning was displayed for A' '
1c5e94f4	125	test_must_be_empty err.actual
81dc223d SP	126	'
81dc223d SP	127
3291fe40 SP	128	test_expect_success 'rename tag A to Q locally' '
	129	mv .git/refs/tags/A .git/refs/tags/Q
	130	'
	131	cat - >err.expect <<EOF
	132	warning: tag 'A' is really 'Q' here
	133	EOF
	134	check_describe A-* HEAD
b3e1900a JH	135	test_expect_success 'warning was displayed for Q' '
b3e1900a JH	136	test_i18ncmp err.expect err.actual
3291fe40 SP	137	'
	138	test_expect_success 'rename tag Q back to A' '
	139	mv .git/refs/tags/Q .git/refs/tags/A
	140	'
	141
d1b28f51 SP	142	test_expect_success 'pack tag refs' 'git pack-refs'
	143	check_describe A-* HEAD
	144
c801170b SS	145	test_expect_success 'describe works from outside repo using --git-dir' '
	146	git clone --bare "$TRASH_DIRECTORY" "$TRASH_DIRECTORY/bare" &&
	147	git --git-dir "$TRASH_DIRECTORY/bare" describe >out &&
4abf20f0	148	grep -E "^A-[1-9][0-9]?-g[0-9a-f]+$" out
c801170b SS	149	'
c801170b SS	150
9f67d2e8 JP	151	check_describe "A-*[0-9a-f]" --dirty
9f67d2e8 JP	152
2ed5c8e1 SS	153	test_expect_success 'describe --dirty with --work-tree' '
	154	(
	155	cd "$TEST_DIRECTORY" &&
	156	git --git-dir "$TRASH_DIRECTORY/.git" --work-tree "$TRASH_DIRECTORY" describe --dirty >"$TRASH_DIRECTORY/out"
	157	) &&
4abf20f0	158	grep -E "^A-[1-9][0-9]?-g[0-9a-f]+$" out
2ed5c8e1 SS	159	'
2ed5c8e1 SS	160
9f67d2e8 JP	161	test_expect_success 'set-up dirty work tree' '
	162	echo >>file
	163	'
	164
	165	check_describe "A-*[0-9a-f]-dirty" --dirty
	166
2ed5c8e1 SS	167	test_expect_success 'describe --dirty with --work-tree (dirty)' '
	168	(
	169	cd "$TEST_DIRECTORY" &&
	170	git --git-dir "$TRASH_DIRECTORY/.git" --work-tree "$TRASH_DIRECTORY" describe --dirty >"$TRASH_DIRECTORY/out"
	171	) &&
4abf20f0	172	grep -E "^A-[1-9][0-9]?-g[0-9a-f]+-dirty$" out
2ed5c8e1 SS	173	'
2ed5c8e1 SS	174
9f67d2e8 JP	175	check_describe "A-*[0-9a-f].mod" --dirty=.mod
9f67d2e8 JP	176
2ed5c8e1 SS	177	test_expect_success 'describe --dirty=.mod with --work-tree (dirty)' '
	178	(
	179	cd "$TEST_DIRECTORY" &&
	180	git --git-dir "$TRASH_DIRECTORY/.git" --work-tree "$TRASH_DIRECTORY" describe --dirty=.mod >"$TRASH_DIRECTORY/out"
	181	) &&
4abf20f0	182	grep -E "^A-[1-9][0-9]?-g[0-9a-f]+.mod$" out
2ed5c8e1 SS	183	'
2ed5c8e1 SS	184
9f67d2e8 JP	185	test_expect_success 'describe --dirty HEAD' '
	186	test_must_fail git describe --dirty HEAD
	187	'
	188
4ed19a3c MD	189	test_expect_success 'set-up matching pattern tests' '
	190	git tag -a -m test-annotated test-annotated &&
	191	echo >>file &&
	192	test_tick &&
	193	git commit -a -m "one more" &&
	194	git tag test1-lightweight &&
	195	echo >>file &&
	196	test_tick &&
	197	git commit -a -m "yet another" &&
	198	git tag test2-lightweight &&
	199	echo >>file &&
	200	test_tick &&
	201	git commit -a -m "even more"
	202
	203	'
	204
	205	check_describe "test-annotated-" --match="test-"
	206
	207	check_describe "test1-lightweight-" --tags --match="test1-"
	208
	209	check_describe "test2-lightweight-" --tags --match="test2-"
	210
14d4642e SP	211	check_describe "test2-lightweight-" --long --tags --match="test2-" HEAD^
14d4642e SP	212
da769d29	213	check_describe "test2-lightweight-" --long --tags --match="test1-" --match="test2-*" HEAD^
43f8080e JK	214
	215	check_describe "test2-lightweight-" --long --tags --match="test1-" --no-match --match="test2-*" HEAD^
	216
da769d29 MK	217	check_describe "test1-lightweight-" --long --tags --match="test1-" --match="test3-*" HEAD
	218
	219	check_describe "test1-lightweight-" --long --tags --match="test3-" --match="test1-*" HEAD
	220
6d68b2ab MK	221	test_expect_success 'set-up branches' '
	222	git branch branch_A A &&
	223	git branch branch_C c &&
	224	git update-ref refs/remotes/origin/remote_branch_A "A^{commit}" &&
	225	git update-ref refs/remotes/origin/remote_branch_C "c^{commit}" &&
	226	git update-ref refs/original/original_branch_A test-annotated~2
	227	'
	228
	229	check_describe "heads/branch_A" --all --match="branch_" --exclude="branch_C" HEAD
	230
	231	check_describe "remotes/origin/remote_branch_A" --all --match="origin/remote_branch_" --exclude="origin/remote_branch_C" HEAD
	232
	233	check_describe "original/original_branch_A*" --all test-annotated~1
	234
	235	test_expect_success '--match does not work for other types' '
	236	test_must_fail git describe --all --match="original_branch_" test-annotated~1
	237	'
	238
	239	test_expect_success '--exclude does not work for other types' '
	240	R=$(git describe --all --exclude="any_pattern_even_not_matching" test-annotated~1) &&
	241	case "$R" in
	242	original_branch_A) echo "fail: Found unknown reference $R with --exclude"
	243	false;;
	244	*) echo ok: Found some known type;;
	245	esac
	246	'
	247
118aa4ac JH	248	test_expect_success 'name-rev with exact tags' '
	249	echo A >expect &&
	250	tag_object=$(git rev-parse refs/tags/A) &&
	251	git name-rev --tags --name-only $tag_object >actual &&
	252	test_cmp expect actual &&
	253
	254	echo "A^0" >expect &&
	255	tagged_commit=$(git rev-parse "refs/tags/A^0") &&
	256	git name-rev --tags --name-only $tagged_commit >actual &&
	257	test_cmp expect actual
	258	'
	259
a24fa652 MG	260	test_expect_success 'name-rev --all' '
	261	>expect.unsorted &&
	262	for rev in $(git rev-list --all)
	263	do
	264	git name-rev $rev >>expect.unsorted
	265	done &&
	266	sort <expect.unsorted >expect &&
	267	git name-rev --all >actual.unsorted &&
	268	sort <actual.unsorted >actual &&
	269	test_cmp expect actual
	270	'
	271
	272	test_expect_success 'name-rev --stdin' '
	273	>expect.unsorted &&
	274	for rev in $(git rev-list --all)
	275	do
	276	name=$(git name-rev --name-only $rev) &&
	277	echo "$rev ($name)" >>expect.unsorted
	278	done &&
	279	sort <expect.unsorted >expect &&
	280	git rev-list --all \| git name-rev --stdin >actual.unsorted &&
	281	sort <actual.unsorted >actual &&
	282	test_cmp expect actual
	283	'
	284
adfc1857 JH	285	test_expect_success 'describe --contains with the exact tags' '
	286	echo "A^0" >expect &&
	287	tag_object=$(git rev-parse refs/tags/A) &&
	288	git describe --contains $tag_object >actual &&
	289	test_cmp expect actual &&
	290
	291	echo "A^0" >expect &&
	292	tagged_commit=$(git rev-parse "refs/tags/A^0") &&
	293	git describe --contains $tagged_commit >actual &&
	294	test_cmp expect actual
	295	'
	296
43f8080e JK	297	test_expect_success 'describe --contains and --match' '
	298	echo "A^0" >expect &&
	299	tagged_commit=$(git rev-parse "refs/tags/A^0") &&
	300	test_must_fail git describe --contains --match="B" $tagged_commit &&
	301	git describe --contains --match="B" --match="A" $tagged_commit >actual &&
	302	test_cmp expect actual
	303	'
	304
77d21f29 JK	305	test_expect_success 'describe --exclude' '
	306	echo "c~1" >expect &&
	307	tagged_commit=$(git rev-parse "refs/tags/A^0") &&
	308	test_must_fail git describe --contains --match="B" $tagged_commit &&
	309	git describe --contains --match="?" --exclude="A" $tagged_commit >actual &&
	310	test_cmp expect actual
	311	'
	312
43f8080e JK	313	test_expect_success 'describe --contains and --no-match' '
	314	echo "A^0" >expect &&
	315	tagged_commit=$(git rev-parse "refs/tags/A^0") &&
	316	git describe --contains --match="B" --no-match $tagged_commit >actual &&
	317	test_cmp expect actual
	318	'
	319
b0176ce6 SB	320	test_expect_success 'setup and absorb a submodule' '
	321	test_create_repo sub1 &&
	322	test_commit -C sub1 initial &&
	323	git submodule add ./sub1 &&
	324	git submodule absorbgitdirs &&
	325	git commit -a -m "add submodule" &&
	326	git describe --dirty >expect &&
	327	git describe --broken >out &&
	328	test_cmp expect out
	329	'
	330
64127575	331	test_expect_success 'describe chokes on severely broken submodules' '
b0176ce6 SB	332	mv .git/modules/sub1/ .git/modules/sub_moved &&
	333	test_must_fail git describe --dirty
	334	'
2ed5c8e1	335
2deda007	336	test_expect_success 'describe ignoring a broken submodule' '
b0176ce6	337	git describe --broken >out &&
2ed5c8e1 SS	338	grep broken out
	339	'
	340
	341	test_expect_success 'describe with --work-tree ignoring a broken submodule' '
	342	(
	343	cd "$TEST_DIRECTORY" &&
	344	git --git-dir "$TRASH_DIRECTORY/.git" --work-tree "$TRASH_DIRECTORY" describe --broken >"$TRASH_DIRECTORY/out"
	345	) &&
ac9b2401	346	test_when_finished "mv .git/modules/sub_moved .git/modules/sub1" &&
b0176ce6 SB	347	grep broken out
	348	'
	349
644eb60b SB	350	test_expect_success 'describe a blob at a directly tagged commit' '
	351	echo "make it a unique blob" >file &&
	352	git add file && git commit -m "content in file" &&
	353	git tag -a -m "latest annotated tag" unique-file &&
	354	git describe HEAD:file >actual &&
	355	echo "unique-file:file" >expect &&
	356	test_cmp expect actual
	357	'
	358
	359	test_expect_success 'describe a blob with its first introduction' '
	360	git commit --allow-empty -m "empty commit" &&
	361	git rm file &&
	362	git commit -m "delete blob" &&
	363	git revert HEAD &&
	364	git commit --allow-empty -m "empty commit" &&
	365	git describe HEAD:file >actual &&
	366	echo "unique-file:file" >expect &&
	367	test_cmp expect actual
	368	'
	369
	370	test_expect_success 'describe directly tagged blob' '
	371	git tag test-blob unique-file:file &&
	372	git describe test-blob >actual &&
	373	echo "unique-file:file" >expect &&
	374	# suboptimal: we rather want to see "test-blob"
	375	test_cmp expect actual
	376	'
	377
	378	test_expect_success 'describe tag object' '
	379	git tag test-blob-1 -a -m msg unique-file:file &&
	380	test_must_fail git describe test-blob-1 2>actual &&
	381	test_i18ngrep "fatal: test-blob-1 is neither a commit nor blob" actual
	382	'
	383
31625b34 MG	384	test_expect_failure ULIMIT_STACK_SIZE 'name-rev works in a deep repo' '
	385	i=1 &&
	386	while test $i -lt 8000
	387	do
	388	echo "commit refs/heads/master
	389	committer A U Thor <author@example.com> $((1000000000 + $i * 100)) +0200
	390	data <<EOF
	391	commit #$i
	392	EOF"
	393	test $i = 1 && echo "from refs/heads/master^0"
	394	i=$(($i + 1))
	395	done \| git fast-import &&
	396	git checkout master &&
	397	git tag far-far-away HEAD^ &&
	398	echo "HEAD~4000 tags/far-far-away~3999" >expect &&
	399	git name-rev HEAD~4000 >actual &&
	400	test_cmp expect actual &&
	401	run_with_limited_stack git name-rev HEAD~4000 >actual &&
	402	test_cmp expect actual
	403	'
	404
	405	test_expect_success ULIMIT_STACK_SIZE 'describe works in a deep repo' '
	406	git tag -f far-far-away HEAD~7999 &&
	407	echo "far-far-away" >expect &&
	408	git describe --tags --abbrev=0 HEAD~4000 >actual &&
	409	test_cmp expect actual &&
	410	run_with_limited_stack git describe --tags --abbrev=0 HEAD~4000 >actual &&
	411	test_cmp expect actual
	412	'
	413
1bba0013 DKF	414	check_describe tags/A --all A
	415	check_describe tags/c --all c
	416	check_describe heads/branch_A --all --match='branch_*' branch_A
	417
a8e7a2bf JK	418	test_expect_success 'describe complains about tree object' '
	419	test_must_fail git describe HEAD^{tree}
	420	'
	421
	422	test_expect_success 'describe complains about missing object' '
8125a58b	423	test_must_fail git describe $ZERO_OID
a8e7a2bf JK	424	'
a8e7a2bf JK	425
2e09c012 SG	426	test_expect_success 'name-rev a rev shortly after epoch' '
	427	test_when_finished "git checkout master" &&
	428
	429	git checkout --orphan no-timestamp-underflow &&
	430	# Any date closer to epoch than the CUTOFF_DATE_SLOP constant
	431	# in builtin/name-rev.c.
	432	GIT_COMMITTER_DATE="@1234 +0000" \
	433	git commit -m "committer date shortly after epoch" &&
	434	old_commit_oid=$(git rev-parse HEAD) &&
	435
	436	echo "$old_commit_oid no-timestamp-underflow" >expect &&
	437	git name-rev $old_commit_oid >actual &&
	438	test_cmp expect actual
	439	'
	440
d59fc836 SG	441	# A--------------master
	442	# \ /
	443	# \----------M2
	444	# \ /
	445	# \---M1-C
	446	# \ /
	447	# B
	448	test_expect_success 'name-rev covers all conditions while looking at parents' '
	449	git init repo &&
	450	(
	451	cd repo &&
	452
	453	echo A >file &&
	454	git add file &&
	455	git commit -m A &&
	456	A=$(git rev-parse HEAD) &&
	457
	458	git checkout --detach &&
	459	echo B >file &&
	460	git commit -m B file &&
	461	B=$(git rev-parse HEAD) &&
	462
	463	git checkout $A &&
	464	git merge --no-ff $B && # M1
	465
	466	echo C >file &&
	467	git commit -m C file &&
	468
	469	git checkout $A &&
	470	git merge --no-ff HEAD@{1} && # M2
	471
	472	git checkout master &&
	473	git merge --no-ff HEAD@{1} &&
	474
	475	echo "$B master^2^2~1^2" >expect &&
	476	git name-rev $B >actual &&
	477
	478	test_cmp expect actual
	479	)
	480	'
	481
5312ab11	482	test_done