[thirdparty/git.git] / t / t0410-partial-clone.sh

#!/bin/sh

test_description='partial clone'

. ./test-lib.sh

delete_object () {
	rm $1/.git/objects/$(echo $2 | sed -e 's|^..|&/|')
}

pack_as_from_promisor () {
	HASH=$(git -C repo pack-objects .git/objects/pack/pack) &&
	>repo/.git/objects/pack/pack-$HASH.promisor &&
	echo $HASH
}

promise_and_delete () {
	HASH=$(git -C repo rev-parse "$1") &&
	git -C repo tag -a -m message my_annotated_tag "$HASH" &&
	git -C repo rev-parse my_annotated_tag | pack_as_from_promisor &&
	# tag -d prints a message to stdout, so redirect it
	git -C repo tag -d my_annotated_tag >/dev/null &&
	delete_object repo "$HASH"
}

test_expect_success 'extensions.partialclone without filter' '
	test_create_repo server &&
	git clone --filter="blob:none" "file://$(pwd)/server" client &&
	git -C client config --unset core.partialclonefilter &&
	git -C client fetch origin
'

test_expect_success 'missing reflog object, but promised by a commit, passes fsck' '
	rm -rf repo &&
	test_create_repo repo &&
	test_commit -C repo my_commit &&

	A=$(git -C repo commit-tree -m a HEAD^{tree}) &&
	C=$(git -C repo commit-tree -m c -p $A HEAD^{tree}) &&

	# Reference $A only from reflog, and delete it
	git -C repo branch my_branch "$A" &&
	git -C repo branch -f my_branch my_commit &&
	delete_object repo "$A" &&

	# State that we got $C, which refers to $A, from promisor
	printf "$C\n" | pack_as_from_promisor &&

	# Normally, it fails
	test_must_fail git -C repo fsck &&

	# But with the extension, it succeeds
	git -C repo config core.repositoryformatversion 1 &&
	git -C repo config extensions.partialclone "arbitrary string" &&
	git -C repo fsck
'

test_expect_success 'missing reflog object, but promised by a tag, passes fsck' '
	rm -rf repo &&
	test_create_repo repo &&
	test_commit -C repo my_commit &&

	A=$(git -C repo commit-tree -m a HEAD^{tree}) &&
	git -C repo tag -a -m d my_tag_name $A &&
	T=$(git -C repo rev-parse my_tag_name) &&
	git -C repo tag -d my_tag_name &&

	# Reference $A only from reflog, and delete it
	git -C repo branch my_branch "$A" &&
	git -C repo branch -f my_branch my_commit &&
	delete_object repo "$A" &&

	# State that we got $T, which refers to $A, from promisor
	printf "$T\n" | pack_as_from_promisor &&

	git -C repo config core.repositoryformatversion 1 &&
	git -C repo config extensions.partialclone "arbitrary string" &&
	git -C repo fsck
'

test_expect_success 'missing reflog object alone fails fsck, even with extension set' '
	rm -rf repo &&
	test_create_repo repo &&
	test_commit -C repo my_commit &&

	A=$(git -C repo commit-tree -m a HEAD^{tree}) &&
	B=$(git -C repo commit-tree -m b HEAD^{tree}) &&

	# Reference $A only from reflog, and delete it
	git -C repo branch my_branch "$A" &&
	git -C repo branch -f my_branch my_commit &&
	delete_object repo "$A" &&

	git -C repo config core.repositoryformatversion 1 &&
	git -C repo config extensions.partialclone "arbitrary string" &&
	test_must_fail git -C repo fsck
'

test_expect_success 'missing ref object, but promised, passes fsck' '
	rm -rf repo &&
	test_create_repo repo &&
	test_commit -C repo my_commit &&

	A=$(git -C repo commit-tree -m a HEAD^{tree}) &&

	# Reference $A only from ref
	git -C repo branch my_branch "$A" &&
	promise_and_delete "$A" &&

	git -C repo config core.repositoryformatversion 1 &&
	git -C repo config extensions.partialclone "arbitrary string" &&
	git -C repo fsck
'

test_expect_success 'missing object, but promised, passes fsck' '
	rm -rf repo &&
	test_create_repo repo &&
	test_commit -C repo 1 &&
	test_commit -C repo 2 &&
	test_commit -C repo 3 &&
	git -C repo tag -a annotated_tag -m "annotated tag" &&

	C=$(git -C repo rev-parse 1) &&
	T=$(git -C repo rev-parse 2^{tree}) &&
	B=$(git hash-object repo/3.t) &&
	AT=$(git -C repo rev-parse annotated_tag) &&

	promise_and_delete "$C" &&
	promise_and_delete "$T" &&
	promise_and_delete "$B" &&
	promise_and_delete "$AT" &&

	git -C repo config core.repositoryformatversion 1 &&
	git -C repo config extensions.partialclone "arbitrary string" &&
	git -C repo fsck
'

test_expect_success 'missing CLI object, but promised, passes fsck' '
	rm -rf repo &&
	test_create_repo repo &&
	test_commit -C repo my_commit &&

	A=$(git -C repo commit-tree -m a HEAD^{tree}) &&
	promise_and_delete "$A" &&

	git -C repo config core.repositoryformatversion 1 &&
	git -C repo config extensions.partialclone "arbitrary string" &&
	git -C repo fsck "$A"
'

test_expect_success 'fetching of missing objects' '
	rm -rf repo &&
	test_create_repo server &&
	test_commit -C server foo &&
	git -C server repack -a -d --write-bitmap-index &&

	git clone "file://$(pwd)/server" repo &&
	HASH=$(git -C repo rev-parse foo) &&
	rm -rf repo/.git/objects/* &&

	git -C repo config core.repositoryformatversion 1 &&
	git -C repo config extensions.partialclone "origin" &&
	git -C repo cat-file -p "$HASH" &&

	# Ensure that the .promisor file is written, and check that its
	# associated packfile contains the object
	ls repo/.git/objects/pack/pack-*.promisor >promisorlist &&
	test_line_count = 1 promisorlist &&
	IDX=$(cat promisorlist | sed "s/promisor$/idx/") &&
	git verify-pack --verbose "$IDX" | grep "$HASH"
'

test_expect_success 'rev-list stops traversal at missing and promised commit' '
	rm -rf repo &&
	test_create_repo repo &&
	test_commit -C repo foo &&
	test_commit -C repo bar &&

	FOO=$(git -C repo rev-parse foo) &&
	promise_and_delete "$FOO" &&

	git -C repo config core.repositoryformatversion 1 &&
	git -C repo config extensions.partialclone "arbitrary string" &&
	git -C repo rev-list --exclude-promisor-objects --objects bar >out &&
	grep $(git -C repo rev-parse bar) out &&
	! grep $FOO out
'

test_expect_success 'rev-list stops traversal at missing and promised tree' '
	rm -rf repo &&
	test_create_repo repo &&
	test_commit -C repo foo &&
	mkdir repo/a_dir &&
	echo something >repo/a_dir/something &&
	git -C repo add a_dir/something &&
	git -C repo commit -m bar &&

	# foo^{tree} (tree referenced from commit)
	TREE=$(git -C repo rev-parse foo^{tree}) &&

	# a tree referenced by HEAD^{tree} (tree referenced from tree)
	TREE2=$(git -C repo ls-tree HEAD^{tree} | grep " tree " | head -1 | cut -b13-52) &&

	promise_and_delete "$TREE" &&
	promise_and_delete "$TREE2" &&

	git -C repo config core.repositoryformatversion 1 &&
	git -C repo config extensions.partialclone "arbitrary string" &&
	git -C repo rev-list --exclude-promisor-objects --objects HEAD >out &&
	grep $(git -C repo rev-parse foo) out &&
	! grep $TREE out &&
	grep $(git -C repo rev-parse HEAD) out &&
	! grep $TREE2 out
'

test_expect_success 'rev-list stops traversal at missing and promised blob' '
	rm -rf repo &&
	test_create_repo repo &&
	echo something >repo/something &&
	git -C repo add something &&
	git -C repo commit -m foo &&

	BLOB=$(git -C repo hash-object -w something) &&
	promise_and_delete "$BLOB" &&

	git -C repo config core.repositoryformatversion 1 &&
	git -C repo config extensions.partialclone "arbitrary string" &&
	git -C repo rev-list --exclude-promisor-objects --objects HEAD >out &&
	grep $(git -C repo rev-parse HEAD) out &&
	! grep $BLOB out
'

test_expect_success 'rev-list stops traversal at promisor commit, tree, and blob' '
	rm -rf repo &&
	test_create_repo repo &&
	test_commit -C repo foo &&
	test_commit -C repo bar &&
	test_commit -C repo baz &&

	COMMIT=$(git -C repo rev-parse foo) &&
	TREE=$(git -C repo rev-parse bar^{tree}) &&
	BLOB=$(git hash-object repo/baz.t) &&
	printf "%s\n%s\n%s\n" $COMMIT $TREE $BLOB | pack_as_from_promisor &&

	git -C repo config core.repositoryformatversion 1 &&
	git -C repo config extensions.partialclone "arbitrary string" &&
	git -C repo rev-list --exclude-promisor-objects --objects HEAD >out &&
	! grep $COMMIT out &&
	! grep $TREE out &&
	! grep $BLOB out &&
	grep $(git -C repo rev-parse bar) out  # sanity check that some walking was done
'

test_expect_success 'rev-list accepts missing and promised objects on command line' '
	rm -rf repo &&
	test_create_repo repo &&
	test_commit -C repo foo &&
	test_commit -C repo bar &&
	test_commit -C repo baz &&

	COMMIT=$(git -C repo rev-parse foo) &&
	TREE=$(git -C repo rev-parse bar^{tree}) &&
	BLOB=$(git hash-object repo/baz.t) &&

	promise_and_delete $COMMIT &&
	promise_and_delete $TREE &&
	promise_and_delete $BLOB &&

	git -C repo config core.repositoryformatversion 1 &&
	git -C repo config extensions.partialclone "arbitrary string" &&
	git -C repo rev-list --exclude-promisor-objects --objects "$COMMIT" "$TREE" "$BLOB"
'

test_expect_success 'gc does not repack promisor objects' '
	rm -rf repo &&
	test_create_repo repo &&
	test_commit -C repo my_commit &&

	TREE_HASH=$(git -C repo rev-parse HEAD^{tree}) &&
	HASH=$(printf "$TREE_HASH\n" | pack_as_from_promisor) &&

	git -C repo config core.repositoryformatversion 1 &&
	git -C repo config extensions.partialclone "arbitrary string" &&
	git -C repo gc &&

	# Ensure that the promisor packfile still exists, and remove it
	test -e repo/.git/objects/pack/pack-$HASH.pack &&
	rm repo/.git/objects/pack/pack-$HASH.* &&

	# Ensure that the single other pack contains the commit, but not the tree
	ls repo/.git/objects/pack/pack-*.pack >packlist &&
	test_line_count = 1 packlist &&
	git verify-pack repo/.git/objects/pack/pack-*.pack -v >out &&
	grep "$(git -C repo rev-parse HEAD)" out &&
	! grep "$TREE_HASH" out
'

test_expect_success 'gc stops traversal when a missing but promised object is reached' '
	rm -rf repo &&
	test_create_repo repo &&
	test_commit -C repo my_commit &&

	TREE_HASH=$(git -C repo rev-parse HEAD^{tree}) &&
	HASH=$(promise_and_delete $TREE_HASH) &&

	git -C repo config core.repositoryformatversion 1 &&
	git -C repo config extensions.partialclone "arbitrary string" &&
	git -C repo gc &&

	# Ensure that the promisor packfile still exists, and remove it
	test -e repo/.git/objects/pack/pack-$HASH.pack &&
	rm repo/.git/objects/pack/pack-$HASH.* &&

	# Ensure that the single other pack contains the commit, but not the tree
	ls repo/.git/objects/pack/pack-*.pack >packlist &&
	test_line_count = 1 packlist &&
	git verify-pack repo/.git/objects/pack/pack-*.pack -v >out &&
	grep "$(git -C repo rev-parse HEAD)" out &&
	! grep "$TREE_HASH" out
'

LIB_HTTPD_PORT=12345  # default port, 410, cannot be used as non-root
. "$TEST_DIRECTORY"/lib-httpd.sh
start_httpd

test_expect_success 'fetching of missing objects from an HTTP server' '
	rm -rf repo &&
	SERVER="$HTTPD_DOCUMENT_ROOT_PATH/server" &&
	test_create_repo "$SERVER" &&
	test_commit -C "$SERVER" foo &&
	git -C "$SERVER" repack -a -d --write-bitmap-index &&

	git clone $HTTPD_URL/smart/server repo &&
	HASH=$(git -C repo rev-parse foo) &&
	rm -rf repo/.git/objects/* &&

	git -C repo config core.repositoryformatversion 1 &&
	git -C repo config extensions.partialclone "origin" &&
	git -C repo cat-file -p "$HASH" &&

	# Ensure that the .promisor file is written, and check that its
	# associated packfile contains the object
	ls repo/.git/objects/pack/pack-*.promisor >promisorlist &&
	test_line_count = 1 promisorlist &&
	IDX=$(cat promisorlist | sed "s/promisor$/idx/") &&
	git verify-pack --verbose "$IDX" | grep "$HASH"
'

stop_httpd

test_done
Commit	Line	Data
498f1f61 JT	1	#!/bin/sh
	2
	3	test_description='partial clone'
	4
	5	. ./test-lib.sh
	6
	7	delete_object () {
	8	rm $1/.git/objects/$(echo $2 \| sed -e 's\|^..\|&/\|')
	9	}
	10
	11	pack_as_from_promisor () {
	12	HASH=$(git -C repo pack-objects .git/objects/pack/pack) &&
0c16cd49 JT	13	>repo/.git/objects/pack/pack-$HASH.promisor &&
0c16cd49 JT	14	echo $HASH
498f1f61 JT	15	}
498f1f61 JT	16
43f25158 JT	17	promise_and_delete () {
	18	HASH=$(git -C repo rev-parse "$1") &&
	19	git -C repo tag -a -m message my_annotated_tag "$HASH" &&
	20	git -C repo rev-parse my_annotated_tag \| pack_as_from_promisor &&
0c16cd49 JT	21	# tag -d prints a message to stdout, so redirect it
0c16cd49 JT	22	git -C repo tag -d my_annotated_tag >/dev/null &&
43f25158 JT	23	delete_object repo "$HASH"
	24	}
	25
cac1137d JT	26	test_expect_success 'extensions.partialclone without filter' '
	27	test_create_repo server &&
	28	git clone --filter="blob:none" "file://$(pwd)/server" client &&
	29	git -C client config --unset core.partialclonefilter &&
	30	git -C client fetch origin
	31	'
	32
498f1f61	33	test_expect_success 'missing reflog object, but promised by a commit, passes fsck' '
cac1137d	34	rm -rf repo &&
498f1f61 JT	35	test_create_repo repo &&
	36	test_commit -C repo my_commit &&
	37
	38	A=$(git -C repo commit-tree -m a HEAD^{tree}) &&
	39	C=$(git -C repo commit-tree -m c -p $A HEAD^{tree}) &&
	40
	41	# Reference $A only from reflog, and delete it
	42	git -C repo branch my_branch "$A" &&
	43	git -C repo branch -f my_branch my_commit &&
	44	delete_object repo "$A" &&
	45
	46	# State that we got $C, which refers to $A, from promisor
	47	printf "$C\n" \| pack_as_from_promisor &&
	48
	49	# Normally, it fails
	50	test_must_fail git -C repo fsck &&
	51
	52	# But with the extension, it succeeds
	53	git -C repo config core.repositoryformatversion 1 &&
	54	git -C repo config extensions.partialclone "arbitrary string" &&
	55	git -C repo fsck
	56	'
	57
	58	test_expect_success 'missing reflog object, but promised by a tag, passes fsck' '
	59	rm -rf repo &&
	60	test_create_repo repo &&
	61	test_commit -C repo my_commit &&
	62
	63	A=$(git -C repo commit-tree -m a HEAD^{tree}) &&
	64	git -C repo tag -a -m d my_tag_name $A &&
	65	T=$(git -C repo rev-parse my_tag_name) &&
	66	git -C repo tag -d my_tag_name &&
	67
	68	# Reference $A only from reflog, and delete it
	69	git -C repo branch my_branch "$A" &&
	70	git -C repo branch -f my_branch my_commit &&
	71	delete_object repo "$A" &&
	72
	73	# State that we got $T, which refers to $A, from promisor
	74	printf "$T\n" \| pack_as_from_promisor &&
	75
	76	git -C repo config core.repositoryformatversion 1 &&
	77	git -C repo config extensions.partialclone "arbitrary string" &&
	78	git -C repo fsck
	79	'
	80
	81	test_expect_success 'missing reflog object alone fails fsck, even with extension set' '
	82	rm -rf repo &&
	83	test_create_repo repo &&
	84	test_commit -C repo my_commit &&
	85
	86	A=$(git -C repo commit-tree -m a HEAD^{tree}) &&
	87	B=$(git -C repo commit-tree -m b HEAD^{tree}) &&
	88
	89	# Reference $A only from reflog, and delete it
	90	git -C repo branch my_branch "$A" &&
	91	git -C repo branch -f my_branch my_commit &&
	92	delete_object repo "$A" &&
	93
	94	git -C repo config core.repositoryformatversion 1 &&
	95	git -C repo config extensions.partialclone "arbitrary string" &&
	96	test_must_fail git -C repo fsck
	97	'
	98
43f25158 JT	99	test_expect_success 'missing ref object, but promised, passes fsck' '
	100	rm -rf repo &&
	101	test_create_repo repo &&
	102	test_commit -C repo my_commit &&
	103
	104	A=$(git -C repo commit-tree -m a HEAD^{tree}) &&
	105
	106	# Reference $A only from ref
	107	git -C repo branch my_branch "$A" &&
	108	promise_and_delete "$A" &&
	109
	110	git -C repo config core.repositoryformatversion 1 &&
	111	git -C repo config extensions.partialclone "arbitrary string" &&
	112	git -C repo fsck
	113	'
	114
caba7fc3 JT	115	test_expect_success 'missing object, but promised, passes fsck' '
	116	rm -rf repo &&
	117	test_create_repo repo &&
	118	test_commit -C repo 1 &&
	119	test_commit -C repo 2 &&
	120	test_commit -C repo 3 &&
	121	git -C repo tag -a annotated_tag -m "annotated tag" &&
	122
	123	C=$(git -C repo rev-parse 1) &&
	124	T=$(git -C repo rev-parse 2^{tree}) &&
	125	B=$(git hash-object repo/3.t) &&
	126	AT=$(git -C repo rev-parse annotated_tag) &&
	127
	128	promise_and_delete "$C" &&
	129	promise_and_delete "$T" &&
	130	promise_and_delete "$B" &&
	131	promise_and_delete "$AT" &&
	132
	133	git -C repo config core.repositoryformatversion 1 &&
	134	git -C repo config extensions.partialclone "arbitrary string" &&
	135	git -C repo fsck
	136	'
	137
096c9b8b JT	138	test_expect_success 'missing CLI object, but promised, passes fsck' '
	139	rm -rf repo &&
	140	test_create_repo repo &&
	141	test_commit -C repo my_commit &&
	142
	143	A=$(git -C repo commit-tree -m a HEAD^{tree}) &&
	144	promise_and_delete "$A" &&
	145
	146	git -C repo config core.repositoryformatversion 1 &&
	147	git -C repo config extensions.partialclone "arbitrary string" &&
	148	git -C repo fsck "$A"
	149	'
	150
8b4c0103 JT	151	test_expect_success 'fetching of missing objects' '
	152	rm -rf repo &&
	153	test_create_repo server &&
	154	test_commit -C server foo &&
	155	git -C server repack -a -d --write-bitmap-index &&
	156
	157	git clone "file://$(pwd)/server" repo &&
	158	HASH=$(git -C repo rev-parse foo) &&
	159	rm -rf repo/.git/objects/* &&
	160
	161	git -C repo config core.repositoryformatversion 1 &&
	162	git -C repo config extensions.partialclone "origin" &&
	163	git -C repo cat-file -p "$HASH" &&
	164
	165	# Ensure that the .promisor file is written, and check that its
	166	# associated packfile contains the object
	167	ls repo/.git/objects/pack/pack-*.promisor >promisorlist &&
	168	test_line_count = 1 promisorlist &&
	169	IDX=$(cat promisorlist \| sed "s/promisor$/idx/") &&
	170	git verify-pack --verbose "$IDX" \| grep "$HASH"
	171	'
	172
df11e196 JT	173	test_expect_success 'rev-list stops traversal at missing and promised commit' '
	174	rm -rf repo &&
	175	test_create_repo repo &&
	176	test_commit -C repo foo &&
	177	test_commit -C repo bar &&
	178
	179	FOO=$(git -C repo rev-parse foo) &&
	180	promise_and_delete "$FOO" &&
	181
	182	git -C repo config core.repositoryformatversion 1 &&
	183	git -C repo config extensions.partialclone "arbitrary string" &&
	184	git -C repo rev-list --exclude-promisor-objects --objects bar >out &&
	185	grep $(git -C repo rev-parse bar) out &&
	186	! grep $FOO out
	187	'
	188
	189	test_expect_success 'rev-list stops traversal at missing and promised tree' '
	190	rm -rf repo &&
	191	test_create_repo repo &&
	192	test_commit -C repo foo &&
	193	mkdir repo/a_dir &&
	194	echo something >repo/a_dir/something &&
	195	git -C repo add a_dir/something &&
	196	git -C repo commit -m bar &&
	197
	198	# foo^{tree} (tree referenced from commit)
	199	TREE=$(git -C repo rev-parse foo^{tree}) &&
	200
	201	# a tree referenced by HEAD^{tree} (tree referenced from tree)
	202	TREE2=$(git -C repo ls-tree HEAD^{tree} \| grep " tree " \| head -1 \| cut -b13-52) &&
	203
	204	promise_and_delete "$TREE" &&
	205	promise_and_delete "$TREE2" &&
	206
	207	git -C repo config core.repositoryformatversion 1 &&
	208	git -C repo config extensions.partialclone "arbitrary string" &&
	209	git -C repo rev-list --exclude-promisor-objects --objects HEAD >out &&
	210	grep $(git -C repo rev-parse foo) out &&
	211	! grep $TREE out &&
	212	grep $(git -C repo rev-parse HEAD) out &&
	213	! grep $TREE2 out
	214	'
	215
	216	test_expect_success 'rev-list stops traversal at missing and promised blob' '
	217	rm -rf repo &&
	218	test_create_repo repo &&
	219	echo something >repo/something &&
	220	git -C repo add something &&
	221	git -C repo commit -m foo &&
	222
	223	BLOB=$(git -C repo hash-object -w something) &&
	224	promise_and_delete "$BLOB" &&
	225
	226	git -C repo config core.repositoryformatversion 1 &&
	227	git -C repo config extensions.partialclone "arbitrary string" &&
	228	git -C repo rev-list --exclude-promisor-objects --objects HEAD >out &&
	229	grep $(git -C repo rev-parse HEAD) out &&
	230	! grep $BLOB out
	231	'
	232
	233	test_expect_success 'rev-list stops traversal at promisor commit, tree, and blob' '
	234	rm -rf repo &&
	235	test_create_repo repo &&
	236	test_commit -C repo foo &&
237	test_commit -C repo bar &&
238	test_commit -C repo baz &&
239
240	COMMIT=$(git -C repo rev-parse foo) &&
241	TREE=$(git -C repo rev-parse bar^{tree}) &&
242	BLOB=$(git hash-object repo/baz.t) &&
243	printf "%s\n%s\n%s\n" $COMMIT $TREE $BLOB \| pack_as_from_promisor &&
244
245	git -C repo config core.repositoryformatversion 1 &&
246	git -C repo config extensions.partialclone "arbitrary string" &&
247	git -C repo rev-list --exclude-promisor-objects --objects HEAD >out &&
248	! grep $COMMIT out &&
249	! grep $TREE out &&
250	! grep $BLOB out &&
251	grep $(git -C repo rev-parse bar) out # sanity check that some walking was done
252	'
253
254	test_expect_success 'rev-list accepts missing and promised objects on command line' '
255	rm -rf repo &&
256	test_create_repo repo &&
257	test_commit -C repo foo &&
258	test_commit -C repo bar &&
259	test_commit -C repo baz &&
260
261	COMMIT=$(git -C repo rev-parse foo) &&
262	TREE=$(git -C repo rev-parse bar^{tree}) &&
263	BLOB=$(git hash-object repo/baz.t) &&
264
265	promise_and_delete $COMMIT &&
266	promise_and_delete $TREE &&
267	promise_and_delete $BLOB &&
268
269	git -C repo config core.repositoryformatversion 1 &&
270	git -C repo config extensions.partialclone "arbitrary string" &&
271	git -C repo rev-list --exclude-promisor-objects --objects "$COMMIT" "$TREE" "$BLOB"
272	'
273
0c16cd49 JT	274	test_expect_success 'gc does not repack promisor objects' '
	275	rm -rf repo &&
	276	test_create_repo repo &&
	277	test_commit -C repo my_commit &&
	278
	279	TREE_HASH=$(git -C repo rev-parse HEAD^{tree}) &&
	280	HASH=$(printf "$TREE_HASH\n" \| pack_as_from_promisor) &&
	281
	282	git -C repo config core.repositoryformatversion 1 &&
	283	git -C repo config extensions.partialclone "arbitrary string" &&
	284	git -C repo gc &&
	285
	286	# Ensure that the promisor packfile still exists, and remove it
	287	test -e repo/.git/objects/pack/pack-$HASH.pack &&
	288	rm repo/.git/objects/pack/pack-$HASH.* &&
	289
	290	# Ensure that the single other pack contains the commit, but not the tree
	291	ls repo/.git/objects/pack/pack-*.pack >packlist &&
	292	test_line_count = 1 packlist &&
	293	git verify-pack repo/.git/objects/pack/pack-*.pack -v >out &&
	294	grep "$(git -C repo rev-parse HEAD)" out &&
	295	! grep "$TREE_HASH" out
	296	'
	297
	298	test_expect_success 'gc stops traversal when a missing but promised object is reached' '
	299	rm -rf repo &&
	300	test_create_repo repo &&
	301	test_commit -C repo my_commit &&
	302
	303	TREE_HASH=$(git -C repo rev-parse HEAD^{tree}) &&
	304	HASH=$(promise_and_delete $TREE_HASH) &&
	305
	306	git -C repo config core.repositoryformatversion 1 &&
	307	git -C repo config extensions.partialclone "arbitrary string" &&
	308	git -C repo gc &&
	309
	310	# Ensure that the promisor packfile still exists, and remove it
	311	test -e repo/.git/objects/pack/pack-$HASH.pack &&
	312	rm repo/.git/objects/pack/pack-$HASH.* &&
	313
	314	# Ensure that the single other pack contains the commit, but not the tree
	315	ls repo/.git/objects/pack/pack-*.pack >packlist &&
	316	test_line_count = 1 packlist &&
	317	git verify-pack repo/.git/objects/pack/pack-*.pack -v >out &&
	318	grep "$(git -C repo rev-parse HEAD)" out &&
	319	! grep "$TREE_HASH" out
	320	'
	321
8b4c0103 JT	322	LIB_HTTPD_PORT=12345 # default port, 410, cannot be used as non-root
	323	. "$TEST_DIRECTORY"/lib-httpd.sh
	324	start_httpd
	325
	326	test_expect_success 'fetching of missing objects from an HTTP server' '
	327	rm -rf repo &&
	328	SERVER="$HTTPD_DOCUMENT_ROOT_PATH/server" &&
	329	test_create_repo "$SERVER" &&
	330	test_commit -C "$SERVER" foo &&
	331	git -C "$SERVER" repack -a -d --write-bitmap-index &&
	332
	333	git clone $HTTPD_URL/smart/server repo &&
	334	HASH=$(git -C repo rev-parse foo) &&
	335	rm -rf repo/.git/objects/* &&
	336
	337	git -C repo config core.repositoryformatversion 1 &&
	338	git -C repo config extensions.partialclone "origin" &&
	339	git -C repo cat-file -p "$HASH" &&
	340
	341	# Ensure that the .promisor file is written, and check that its
	342	# associated packfile contains the object
	343	ls repo/.git/objects/pack/pack-*.promisor >promisorlist &&
	344	test_line_count = 1 promisorlist &&
	345	IDX=$(cat promisorlist \| sed "s/promisor$/idx/") &&
	346	git verify-pack --verbose "$IDX" \| grep "$HASH"
	347	'
	348
	349	stop_httpd
	350
498f1f61	351	test_done