[thirdparty/git.git] / t / t1006-cat-file.sh

#!/bin/sh

test_description='git cat-file'

. ./test-lib.sh

echo_without_newline () {
    printf '%s' "$*"
}

strlen () {
    echo_without_newline "$1" | wc -c | sed -e 's/^ *//'
}

maybe_remove_timestamp () {
    if test -z "$2"; then
        echo_without_newline "$1"
    else
	echo_without_newline "$(printf '%s\n' "$1" | sed -e 's/ [0-9][0-9]* [-+][0-9][0-9][0-9][0-9]$//')"
    fi
}

run_tests () {
    type=$1
    sha1=$2
    size=$3
    content=$4
    pretty_content=$5
    no_ts=$6

    batch_output="$sha1 $type $size
$content"

    test_expect_success "$type exists" '
	git cat-file -e $sha1
    '

    test_expect_success "Type of $type is correct" '
	echo $type >expect &&
	git cat-file -t $sha1 >actual &&
	test_cmp expect actual
    '

    test_expect_success "Size of $type is correct" '
	echo $size >expect &&
	git cat-file -s $sha1 >actual &&
	test_cmp expect actual
    '

    test -z "$content" ||
    test_expect_success "Content of $type is correct" '
	maybe_remove_timestamp "$content" $no_ts >expect &&
	maybe_remove_timestamp "$(git cat-file $type $sha1)" $no_ts >actual &&
	test_cmp expect actual
    '

    test_expect_success "Pretty content of $type is correct" '
	maybe_remove_timestamp "$pretty_content" $no_ts >expect &&
	maybe_remove_timestamp "$(git cat-file -p $sha1)" $no_ts >actual &&
	test_cmp expect actual
    '

    test -z "$content" ||
    test_expect_success "--batch output of $type is correct" '
	maybe_remove_timestamp "$batch_output" $no_ts >expect &&
	maybe_remove_timestamp "$(echo $sha1 | git cat-file --batch)" $no_ts >actual &&
	test_cmp expect actual
    '

    test_expect_success "--batch-check output of $type is correct" '
	echo "$sha1 $type $size" >expect &&
	echo_without_newline $sha1 | git cat-file --batch-check >actual &&
	test_cmp expect actual
    '

    test_expect_success "custom --batch-check format" '
	echo "$type $sha1" >expect &&
	echo $sha1 | git cat-file --batch-check="%(objecttype) %(objectname)" >actual &&
	test_cmp expect actual
    '

    test_expect_success '--batch-check with %(rest)' '
	echo "$type this is some extra content" >expect &&
	echo "$sha1    this is some extra content" |
		git cat-file --batch-check="%(objecttype) %(rest)" >actual &&
	test_cmp expect actual
    '

    test -z "$content" ||
    test_expect_success "--batch without type ($type)" '
	{
		echo "$size" &&
		maybe_remove_timestamp "$content" $no_ts
	} >expect &&
	echo $sha1 | git cat-file --batch="%(objectsize)" >actual.full &&
	maybe_remove_timestamp "$(cat actual.full)" $no_ts >actual &&
	test_cmp expect actual
    '

    test -z "$content" ||
    test_expect_success "--batch without size ($type)" '
	{
		echo "$type" &&
		maybe_remove_timestamp "$content" $no_ts
	} >expect &&
	echo $sha1 | git cat-file --batch="%(objecttype)" >actual.full &&
	maybe_remove_timestamp "$(cat actual.full)" $no_ts >actual &&
	test_cmp expect actual
    '
}

hello_content="Hello World"
hello_size=$(strlen "$hello_content")
hello_sha1=$(echo_without_newline "$hello_content" | git hash-object --stdin)

test_expect_success "setup" '
	echo_without_newline "$hello_content" > hello &&
	git update-index --add hello
'

run_tests 'blob' $hello_sha1 $hello_size "$hello_content" "$hello_content"

test_expect_success '--batch-check without %(rest) considers whole line' '
	echo "$hello_sha1 blob $hello_size" >expect &&
	git update-index --add --cacheinfo 100644 $hello_sha1 "white space" &&
	test_when_finished "git update-index --remove \"white space\"" &&
	echo ":white space" | git cat-file --batch-check >actual &&
	test_cmp expect actual
'

tree_sha1=$(git write-tree)
tree_size=33
tree_pretty_content="100644 blob $hello_sha1	hello"

run_tests 'tree' $tree_sha1 $tree_size "" "$tree_pretty_content"

commit_message="Initial commit"
commit_sha1=$(echo_without_newline "$commit_message" | git commit-tree $tree_sha1)
commit_size=177
commit_content="tree $tree_sha1
author $GIT_AUTHOR_NAME <$GIT_AUTHOR_EMAIL> 0000000000 +0000
committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 0000000000 +0000

$commit_message"

run_tests 'commit' $commit_sha1 $commit_size "$commit_content" "$commit_content" 1

tag_header_without_timestamp="object $hello_sha1
type blob
tag hellotag
tagger $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL>"
tag_description="This is a tag"
tag_content="$tag_header_without_timestamp 0000000000 +0000

$tag_description"

tag_sha1=$(echo_without_newline "$tag_content" | git mktag)
tag_size=$(strlen "$tag_content")

run_tests 'tag' $tag_sha1 $tag_size "$tag_content" "$tag_content" 1

test_expect_success \
    "Reach a blob from a tag pointing to it" \
    "test '$hello_content' = \"\$(git cat-file blob $tag_sha1)\""

for batch in batch batch-check
do
    for opt in t s e p
    do
	test_expect_success "Passing -$opt with --$batch fails" '
	    test_must_fail git cat-file --$batch -$opt $hello_sha1
	'

	test_expect_success "Passing --$batch with -$opt fails" '
	    test_must_fail git cat-file -$opt --$batch $hello_sha1
	'
    done

    test_expect_success "Passing <type> with --$batch fails" '
	test_must_fail git cat-file --$batch blob $hello_sha1
    '

    test_expect_success "Passing --$batch with <type> fails" '
	test_must_fail git cat-file blob --$batch $hello_sha1
    '

    test_expect_success "Passing sha1 with --$batch fails" '
	test_must_fail git cat-file --$batch $hello_sha1
    '
done

test_expect_success "--batch-check for a non-existent named object" '
    test "foobar42 missing
foobar84 missing" = \
    "$( ( echo foobar42; echo_without_newline foobar84; ) | git cat-file --batch-check)"
'

test_expect_success "--batch-check for a non-existent hash" '
    test "0000000000000000000000000000000000000042 missing
0000000000000000000000000000000000000084 missing" = \
    "$( ( echo 0000000000000000000000000000000000000042;
         echo_without_newline 0000000000000000000000000000000000000084; ) \
       | git cat-file --batch-check)"
'

test_expect_success "--batch for an existent and a non-existent hash" '
    test "$tag_sha1 tag $tag_size
$tag_content
0000000000000000000000000000000000000000 missing" = \
    "$( ( echo $tag_sha1;
         echo_without_newline 0000000000000000000000000000000000000000; ) \
       | git cat-file --batch)"
'

test_expect_success "--batch-check for an emtpy line" '
    test " missing" = "$(echo | git cat-file --batch-check)"
'

test_expect_success 'empty --batch-check notices missing object' '
	echo "$_z40 missing" >expect &&
	echo "$_z40" | git cat-file --batch-check="" >actual &&
	test_cmp expect actual
'

batch_input="$hello_sha1
$commit_sha1
$tag_sha1
deadbeef

"

batch_output="$hello_sha1 blob $hello_size
$hello_content
$commit_sha1 commit $commit_size
$commit_content
$tag_sha1 tag $tag_size
$tag_content
deadbeef missing
 missing"

test_expect_success '--batch with multiple sha1s gives correct format' '
	test "$(maybe_remove_timestamp "$batch_output" 1)" = "$(maybe_remove_timestamp "$(echo_without_newline "$batch_input" | git cat-file --batch)" 1)"
'

batch_check_input="$hello_sha1
$tree_sha1
$commit_sha1
$tag_sha1
deadbeef

"

batch_check_output="$hello_sha1 blob $hello_size
$tree_sha1 tree $tree_size
$commit_sha1 commit $commit_size
$tag_sha1 tag $tag_size
deadbeef missing
 missing"

test_expect_success "--batch-check with multiple sha1s gives correct format" '
    test "$batch_check_output" = \
    "$(echo_without_newline "$batch_check_input" | git cat-file --batch-check)"
'

test_expect_success 'setup blobs which are likely to delta' '
	test-genrandom foo 10240 >foo &&
	{ cat foo; echo plus; } >foo-plus &&
	git add foo foo-plus &&
	git commit -m foo &&
	cat >blobs <<-\EOF
	HEAD:foo
	HEAD:foo-plus
	EOF
'

test_expect_success 'confirm that neither loose blob is a delta' '
	cat >expect <<-EOF &&
	$_z40
	$_z40
	EOF
	git cat-file --batch-check="%(deltabase)" <blobs >actual &&
	test_cmp expect actual
'

# To avoid relying too much on the current delta heuristics,
# we will check only that one of the two objects is a delta
# against the other, but not the order. We can do so by just
# asking for the base of both, and checking whether either
# sha1 appears in the output.
test_expect_success '%(deltabase) reports packed delta bases' '
	git repack -ad &&
	git cat-file --batch-check="%(deltabase)" <blobs >actual &&
	{
		grep "$(git rev-parse HEAD:foo)" actual ||
		grep "$(git rev-parse HEAD:foo-plus)" actual
	}
'

test_done
Commit	Line	Data
b335d3f1 AR	1	#!/bin/sh
	2
	3	test_description='git cat-file'
	4
	5	. ./test-lib.sh
	6
	7	echo_without_newline () {
	8	printf '%s' "$*"
	9	}
	10
	11	strlen () {
	12	echo_without_newline "$1" \| wc -c \| sed -e 's/^ *//'
	13	}
	14
	15	maybe_remove_timestamp () {
	16	if test -z "$2"; then
	17	echo_without_newline "$1"
	18	else
	19	echo_without_newline "$(printf '%s\n' "$1" \| sed -e 's/ [0-9][0-9]* [-+][0-9][0-9][0-9][0-9]$//')"
	20	fi
	21	}
	22
	23	run_tests () {
	24	type=$1
	25	sha1=$2
	26	size=$3
	27	content=$4
	28	pretty_content=$5
	29	no_ts=$6
	30
a8128ed6 AR	31	batch_output="$sha1 $type $size
	32	$content"
	33
b335d3f1 AR	34	test_expect_success "$type exists" '
	35	git cat-file -e $sha1
	36	'
	37
	38	test_expect_success "Type of $type is correct" '
03c893cb JK	39	echo $type >expect &&
	40	git cat-file -t $sha1 >actual &&
	41	test_cmp expect actual
b335d3f1 AR	42	'
	43
	44	test_expect_success "Size of $type is correct" '
03c893cb JK	45	echo $size >expect &&
	46	git cat-file -s $sha1 >actual &&
	47	test_cmp expect actual
b335d3f1 AR	48	'
	49
	50	test -z "$content" \|\|
	51	test_expect_success "Content of $type is correct" '
03c893cb JK	52	maybe_remove_timestamp "$content" $no_ts >expect &&
	53	maybe_remove_timestamp "$(git cat-file $type $sha1)" $no_ts >actual &&
	54	test_cmp expect actual
b335d3f1 AR	55	'
	56
	57	test_expect_success "Pretty content of $type is correct" '
03c893cb JK	58	maybe_remove_timestamp "$pretty_content" $no_ts >expect &&
	59	maybe_remove_timestamp "$(git cat-file -p $sha1)" $no_ts >actual &&
	60	test_cmp expect actual
b335d3f1	61	'
05d5667f	62
a8128ed6 AR	63	test -z "$content" \|\|
a8128ed6 AR	64	test_expect_success "--batch output of $type is correct" '
03c893cb JK	65	maybe_remove_timestamp "$batch_output" $no_ts >expect &&
	66	maybe_remove_timestamp "$(echo $sha1 \| git cat-file --batch)" $no_ts >actual &&
	67	test_cmp expect actual
a8128ed6 AR	68	'
a8128ed6 AR	69
05d5667f	70	test_expect_success "--batch-check output of $type is correct" '
03c893cb JK	71	echo "$sha1 $type $size" >expect &&
	72	echo_without_newline $sha1 \| git cat-file --batch-check >actual &&
	73	test_cmp expect actual
05d5667f	74	'
93d2a607 JK	75
	76	test_expect_success "custom --batch-check format" '
	77	echo "$type $sha1" >expect &&
	78	echo $sha1 \| git cat-file --batch-check="%(objecttype) %(objectname)" >actual &&
	79	test_cmp expect actual
	80	'
97be0407 JK	81
	82	test_expect_success '--batch-check with %(rest)' '
	83	echo "$type this is some extra content" >expect &&
	84	echo "$sha1 this is some extra content" \|
	85	git cat-file --batch-check="%(objecttype) %(rest)" >actual &&
	86	test_cmp expect actual
	87	'
6554dfa9 JK	88
	89	test -z "$content" \|\|
	90	test_expect_success "--batch without type ($type)" '
	91	{
	92	echo "$size" &&
	93	maybe_remove_timestamp "$content" $no_ts
	94	} >expect &&
	95	echo $sha1 \| git cat-file --batch="%(objectsize)" >actual.full &&
	96	maybe_remove_timestamp "$(cat actual.full)" $no_ts >actual &&
	97	test_cmp expect actual
	98	'
	99
	100	test -z "$content" \|\|
	101	test_expect_success "--batch without size ($type)" '
	102	{
	103	echo "$type" &&
	104	maybe_remove_timestamp "$content" $no_ts
	105	} >expect &&
	106	echo $sha1 \| git cat-file --batch="%(objecttype)" >actual.full &&
	107	maybe_remove_timestamp "$(cat actual.full)" $no_ts >actual &&
	108	test_cmp expect actual
	109	'
b335d3f1 AR	110	}
	111
	112	hello_content="Hello World"
	113	hello_size=$(strlen "$hello_content")
	114	hello_sha1=$(echo_without_newline "$hello_content" \| git hash-object --stdin)
	115
	116	test_expect_success "setup" '
	117	echo_without_newline "$hello_content" > hello &&
	118	git update-index --add hello
	119	'
	120
	121	run_tests 'blob' $hello_sha1 $hello_size "$hello_content" "$hello_content"
	122
97be0407 JK	123	test_expect_success '--batch-check without %(rest) considers whole line' '
	124	echo "$hello_sha1 blob $hello_size" >expect &&
	125	git update-index --add --cacheinfo 100644 $hello_sha1 "white space" &&
	126	test_when_finished "git update-index --remove \"white space\"" &&
	127	echo ":white space" \| git cat-file --batch-check >actual &&
	128	test_cmp expect actual
	129	'
	130
b335d3f1 AR	131	tree_sha1=$(git write-tree)
	132	tree_size=33
	133	tree_pretty_content="100644 blob $hello_sha1 hello"
	134
	135	run_tests 'tree' $tree_sha1 $tree_size "" "$tree_pretty_content"
	136
41ccfdd9	137	commit_message="Initial commit"
b335d3f1	138	commit_sha1=$(echo_without_newline "$commit_message" \| git commit-tree $tree_sha1)
41ccfdd9	139	commit_size=177
b335d3f1 AR	140	commit_content="tree $tree_sha1
	141	author $GIT_AUTHOR_NAME <$GIT_AUTHOR_EMAIL> 0000000000 +0000
	142	committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> 0000000000 +0000
	143
	144	$commit_message"
	145
	146	run_tests 'commit' $commit_sha1 $commit_size "$commit_content" "$commit_content" 1
	147
	148	tag_header_without_timestamp="object $hello_sha1
	149	type blob
	150	tag hellotag
	151	tagger $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL>"
	152	tag_description="This is a tag"
	153	tag_content="$tag_header_without_timestamp 0000000000 +0000
	154
b335d3f1 AR	155	$tag_description"
	156
	157	tag_sha1=$(echo_without_newline "$tag_content" \| git mktag)
	158	tag_size=$(strlen "$tag_content")
	159
9cfa5126	160	run_tests 'tag' $tag_sha1 $tag_size "$tag_content" "$tag_content" 1
b335d3f1 AR	161
	162	test_expect_success \
	163	"Reach a blob from a tag pointing to it" \
	164	"test '$hello_content' = \"\$(git cat-file blob $tag_sha1)\""
	165
a8128ed6	166	for batch in batch batch-check
05d5667f	167	do
a8128ed6 AR	168	for opt in t s e p
	169	do
	170	test_expect_success "Passing -$opt with --$batch fails" '
	171	test_must_fail git cat-file --$batch -$opt $hello_sha1
	172	'
	173
	174	test_expect_success "Passing --$batch with -$opt fails" '
	175	test_must_fail git cat-file -$opt --$batch $hello_sha1
	176	'
	177	done
	178
	179	test_expect_success "Passing <type> with --$batch fails" '
	180	test_must_fail git cat-file --$batch blob $hello_sha1
05d5667f AR	181	'
05d5667f AR	182
a8128ed6 AR	183	test_expect_success "Passing --$batch with <type> fails" '
a8128ed6 AR	184	test_must_fail git cat-file blob --$batch $hello_sha1
05d5667f	185	'
05d5667f	186
a8128ed6 AR	187	test_expect_success "Passing sha1 with --$batch fails" '
	188	test_must_fail git cat-file --$batch $hello_sha1
	189	'
	190	done
05d5667f	191
3c076dbe LW	192	test_expect_success "--batch-check for a non-existent named object" '
	193	test "foobar42 missing
	194	foobar84 missing" = \
	195	"$( ( echo foobar42; echo_without_newline foobar84; ) \| git cat-file --batch-check)"
	196	'
	197
	198	test_expect_success "--batch-check for a non-existent hash" '
	199	test "0000000000000000000000000000000000000042 missing
	200	0000000000000000000000000000000000000084 missing" = \
	201	"$( ( echo 0000000000000000000000000000000000000042;
	202	echo_without_newline 0000000000000000000000000000000000000084; ) \
	203	\| git cat-file --batch-check)"
	204	'
	205
	206	test_expect_success "--batch for an existent and a non-existent hash" '
	207	test "$tag_sha1 tag $tag_size
	208	$tag_content
	209	0000000000000000000000000000000000000000 missing" = \
	210	"$( ( echo $tag_sha1;
	211	echo_without_newline 0000000000000000000000000000000000000000; ) \
	212	\| git cat-file --batch)"
05d5667f AR	213	'
	214
	215	test_expect_success "--batch-check for an emtpy line" '
	216	test " missing" = "$(echo \| git cat-file --batch-check)"
	217	'
	218
4ef8d1dd JH	219	test_expect_success 'empty --batch-check notices missing object' '
	220	echo "$_z40 missing" >expect &&
	221	echo "$_z40" \| git cat-file --batch-check="" >actual &&
	222	test_cmp expect actual
	223	'
	224
a8128ed6 AR	225	batch_input="$hello_sha1
	226	$commit_sha1
	227	$tag_sha1
	228	deadbeef
	229
	230	"
	231
	232	batch_output="$hello_sha1 blob $hello_size
	233	$hello_content
	234	$commit_sha1 commit $commit_size
	235	$commit_content
	236	$tag_sha1 tag $tag_size
	237	$tag_content
	238	deadbeef missing
	239	missing"
	240
6c41e21d MB	241	test_expect_success '--batch with multiple sha1s gives correct format' '
	242	test "$(maybe_remove_timestamp "$batch_output" 1)" = "$(maybe_remove_timestamp "$(echo_without_newline "$batch_input" \| git cat-file --batch)" 1)"
	243	'
a8128ed6	244
05d5667f AR	245	batch_check_input="$hello_sha1
	246	$tree_sha1
	247	$commit_sha1
	248	$tag_sha1
	249	deadbeef
	250
	251	"
	252
	253	batch_check_output="$hello_sha1 blob $hello_size
	254	$tree_sha1 tree $tree_size
	255	$commit_sha1 commit $commit_size
	256	$tag_sha1 tag $tag_size
	257	deadbeef missing
	258	missing"
	259
	260	test_expect_success "--batch-check with multiple sha1s gives correct format" '
	261	test "$batch_check_output" = \
	262	"$(echo_without_newline "$batch_check_input" \| git cat-file --batch-check)"
	263	'
	264
65ea9c3c JK	265	test_expect_success 'setup blobs which are likely to delta' '
	266	test-genrandom foo 10240 >foo &&
	267	{ cat foo; echo plus; } >foo-plus &&
	268	git add foo foo-plus &&
	269	git commit -m foo &&
	270	cat >blobs <<-\EOF
	271	HEAD:foo
	272	HEAD:foo-plus
	273	EOF
	274	'
	275
	276	test_expect_success 'confirm that neither loose blob is a delta' '
99094a7a	277	cat >expect <<-EOF &&
65ea9c3c JK	278	$_z40
	279	$_z40
	280	EOF
	281	git cat-file --batch-check="%(deltabase)" <blobs >actual &&
	282	test_cmp expect actual
	283	'
	284
	285	# To avoid relying too much on the current delta heuristics,
	286	# we will check only that one of the two objects is a delta
	287	# against the other, but not the order. We can do so by just
	288	# asking for the base of both, and checking whether either
	289	# sha1 appears in the output.
	290	test_expect_success '%(deltabase) reports packed delta bases' '
	291	git repack -ad &&
	292	git cat-file --batch-check="%(deltabase)" <blobs >actual &&
	293	{
	294	grep "$(git rev-parse HEAD:foo)" actual \|\|
	295	grep "$(git rev-parse HEAD:foo-plus)" actual
	296	}
	297	'
	298
b335d3f1	299	test_done