[thirdparty/git.git] / t / t4013-diff-various.sh

#!/bin/sh
#
# Copyright (c) 2006 Junio C Hamano
#

test_description='Various diff formatting options'

. ./test-lib.sh

LF='
'

test_expect_success setup '

	GIT_AUTHOR_DATE="2006-06-26 00:00:00 +0000" &&
	GIT_COMMITTER_DATE="2006-06-26 00:00:00 +0000" &&
	export GIT_AUTHOR_DATE GIT_COMMITTER_DATE &&

	mkdir dir &&
	mkdir dir2 &&
	for i in 1 2 3; do echo $i; done >file0 &&
	for i in A B; do echo $i; done >dir/sub &&
	cat file0 >file2 &&
	git add file0 file2 dir/sub &&
	git commit -m Initial &&

	git branch initial &&
	git branch side &&

	GIT_AUTHOR_DATE="2006-06-26 00:01:00 +0000" &&
	GIT_COMMITTER_DATE="2006-06-26 00:01:00 +0000" &&
	export GIT_AUTHOR_DATE GIT_COMMITTER_DATE &&

	for i in 4 5 6; do echo $i; done >>file0 &&
	for i in C D; do echo $i; done >>dir/sub &&
	rm -f file2 &&
	git update-index --remove file0 file2 dir/sub &&
	git commit -m "Second${LF}${LF}This is the second commit." &&

	GIT_AUTHOR_DATE="2006-06-26 00:02:00 +0000" &&
	GIT_COMMITTER_DATE="2006-06-26 00:02:00 +0000" &&
	export GIT_AUTHOR_DATE GIT_COMMITTER_DATE &&

	for i in A B C; do echo $i; done >file1 &&
	git add file1 &&
	for i in E F; do echo $i; done >>dir/sub &&
	git update-index dir/sub &&
	git commit -m Third &&

	GIT_AUTHOR_DATE="2006-06-26 00:03:00 +0000" &&
	GIT_COMMITTER_DATE="2006-06-26 00:03:00 +0000" &&
	export GIT_AUTHOR_DATE GIT_COMMITTER_DATE &&

	git checkout side &&
	for i in A B C; do echo $i; done >>file0 &&
	for i in 1 2; do echo $i; done >>dir/sub &&
	cat dir/sub >file3 &&
	git add file3 &&
	git update-index file0 dir/sub &&
	git commit -m Side &&

	GIT_AUTHOR_DATE="2006-06-26 00:04:00 +0000" &&
	GIT_COMMITTER_DATE="2006-06-26 00:04:00 +0000" &&
	export GIT_AUTHOR_DATE GIT_COMMITTER_DATE &&

	git checkout master &&
	git pull -s ours . side &&

	GIT_AUTHOR_DATE="2006-06-26 00:05:00 +0000" &&
	GIT_COMMITTER_DATE="2006-06-26 00:05:00 +0000" &&
	export GIT_AUTHOR_DATE GIT_COMMITTER_DATE &&

	for i in A B C; do echo $i; done >>file0 &&
	for i in 1 2; do echo $i; done >>dir/sub &&
	git update-index file0 dir/sub &&

	mkdir dir3 &&
	cp dir/sub dir3/sub &&
	test-chmtime +1 dir3/sub &&

	git config log.showroot false &&
	git commit --amend &&

	GIT_AUTHOR_DATE="2006-06-26 00:06:00 +0000" &&
	GIT_COMMITTER_DATE="2006-06-26 00:06:00 +0000" &&
	export GIT_AUTHOR_DATE GIT_COMMITTER_DATE &&
	git checkout -b rearrange initial &&
	for i in B A; do echo $i; done >dir/sub &&
	git add dir/sub &&
	git commit -m "Rearranged lines in dir/sub" &&
	git checkout master &&

	git show-branch
'

: <<\EOF
! [initial] Initial
 * [master] Merge branch 'side'
  ! [rearrange] Rearranged lines in dir/sub
   ! [side] Side
----
  +  [rearrange] Rearranged lines in dir/sub
 -   [master] Merge branch 'side'
 * + [side] Side
 *   [master^] Third
 *   [master~2] Second
+*++ [initial] Initial
EOF

V=`git version | sed -e 's/^git version //' -e 's/\./\\./g'`
while read cmd
do
	case "$cmd" in
	'' | '#'*) continue ;;
	esac
	test=`echo "$cmd" | sed -e 's|[/ ][/ ]*|_|g'`
	pfx=`printf "%04d" $test_count`
	expect="$TEST_DIRECTORY/t4013/diff.$test"
	actual="$pfx-diff.$test"

	test_expect_success "git $cmd" '
		{
			echo "\$ git $cmd"
			git $cmd |
			sed -e "s/^\\(-*\\)$V\\(-*\\)\$/\\1g-i-t--v-e-r-s-i-o-n\2/" \
			    -e "s/^\\(.*mixed; boundary=\"-*\\)$V\\(-*\\)\"\$/\\1g-i-t--v-e-r-s-i-o-n\2\"/"
			echo "\$"
		} >"$actual" &&
		if test -f "$expect"
		then
			test_cmp "$expect" "$actual" &&
			rm -f "$actual"
		else
			# this is to help developing new tests.
			cp "$actual" "$expect"
			false
		fi
	'
done <<\EOF
diff-tree initial
diff-tree -r initial
diff-tree -r --abbrev initial
diff-tree -r --abbrev=4 initial
diff-tree --root initial
diff-tree --root --abbrev initial
diff-tree --root -r initial
diff-tree --root -r --abbrev initial
diff-tree --root -r --abbrev=4 initial
diff-tree -p initial
diff-tree --root -p initial
diff-tree --patch-with-stat initial
diff-tree --root --patch-with-stat initial
diff-tree --patch-with-raw initial
diff-tree --root --patch-with-raw initial

diff-tree --pretty initial
diff-tree --pretty --root initial
diff-tree --pretty -p initial
diff-tree --pretty --stat initial
diff-tree --pretty --summary initial
diff-tree --pretty --stat --summary initial
diff-tree --pretty --root -p initial
diff-tree --pretty --root --stat initial
# improved by Timo's patch
diff-tree --pretty --root --summary initial
# improved by Timo's patch
diff-tree --pretty --root --summary -r initial
diff-tree --pretty --root --stat --summary initial
diff-tree --pretty --patch-with-stat initial
diff-tree --pretty --root --patch-with-stat initial
diff-tree --pretty --patch-with-raw initial
diff-tree --pretty --root --patch-with-raw initial

diff-tree --pretty=oneline initial
diff-tree --pretty=oneline --root initial
diff-tree --pretty=oneline -p initial
diff-tree --pretty=oneline --root -p initial
diff-tree --pretty=oneline --patch-with-stat initial
# improved by Timo's patch
diff-tree --pretty=oneline --root --patch-with-stat initial
diff-tree --pretty=oneline --patch-with-raw initial
diff-tree --pretty=oneline --root --patch-with-raw initial

diff-tree --pretty side
diff-tree --pretty -p side
diff-tree --pretty --patch-with-stat side

diff-tree master
diff-tree -p master
diff-tree -p -m master
diff-tree -c master
diff-tree -c --abbrev master
diff-tree --cc master
# stat only should show the diffstat with the first parent
diff-tree -c --stat master
diff-tree --cc --stat master
diff-tree -c --stat --summary master
diff-tree --cc --stat --summary master
# stat summary should show the diffstat and summary with the first parent
diff-tree -c --stat --summary side
diff-tree --cc --stat --summary side
# improved by Timo's patch
diff-tree --cc --patch-with-stat master
# improved by Timo's patch
diff-tree --cc --patch-with-stat --summary master
# this is correct
diff-tree --cc --patch-with-stat --summary side

log master
log -p master
log --root master
log --root -p master
log --patch-with-stat master
log --root --patch-with-stat master
log --root --patch-with-stat --summary master
# improved by Timo's patch
log --root -c --patch-with-stat --summary master
# improved by Timo's patch
log --root --cc --patch-with-stat --summary master
log -p --first-parent master
log -m -p --first-parent master
log -m -p master
log -SF master
log -S F master
log -SF -p master
log -SF master --max-count=0
log -SF master --max-count=1
log -SF master --max-count=2
log -GF master
log -GF -p master
log -GF -p --pickaxe-all master
log --decorate --all
log --decorate=full --all

rev-list --parents HEAD
rev-list --children HEAD

whatchanged master
whatchanged -p master
whatchanged --root master
whatchanged --root -p master
whatchanged --patch-with-stat master
whatchanged --root --patch-with-stat master
whatchanged --root --patch-with-stat --summary master
# improved by Timo's patch
whatchanged --root -c --patch-with-stat --summary master
# improved by Timo's patch
whatchanged --root --cc --patch-with-stat --summary master
whatchanged -SF master
whatchanged -SF -p master

log --patch-with-stat master -- dir/
whatchanged --patch-with-stat master -- dir/
log --patch-with-stat --summary master -- dir/
whatchanged --patch-with-stat --summary master -- dir/

show initial
show --root initial
show side
show master
show -c master
show -m master
show --first-parent master
show --stat side
show --stat --summary side
show --patch-with-stat side
show --patch-with-raw side
show --patch-with-stat --summary side

format-patch --stdout initial..side
format-patch --stdout initial..master^
format-patch --stdout initial..master
format-patch --stdout --no-numbered initial..master
format-patch --stdout --numbered initial..master
format-patch --attach --stdout initial..side
format-patch --attach --stdout --suffix=.diff initial..side
format-patch --attach --stdout initial..master^
format-patch --attach --stdout initial..master
format-patch --inline --stdout initial..side
format-patch --inline --stdout initial..master^
format-patch --inline --stdout --numbered-files initial..master
format-patch --inline --stdout initial..master
format-patch --inline --stdout --subject-prefix=TESTCASE initial..master
config format.subjectprefix DIFFERENT_PREFIX
format-patch --inline --stdout initial..master^^
format-patch --stdout --cover-letter -n initial..master^

diff --abbrev initial..side
diff -r initial..side
diff --stat initial..side
diff -r --stat initial..side
diff initial..side
diff --patch-with-stat initial..side
diff --patch-with-raw initial..side
diff --patch-with-stat -r initial..side
diff --patch-with-raw -r initial..side
diff --name-status dir2 dir
diff --no-index --name-status dir2 dir
diff --no-index --name-status -- dir2 dir
diff --no-index dir dir3
diff master master^ side
diff --dirstat master~1 master~2
# --dirstat doesn't notice changes that simply rearrange existing lines
diff --dirstat initial rearrange
EOF

test_expect_success 'log -S requires an argument' '
	test_must_fail git log -S
'

test_expect_success 'diff --cached on unborn branch' '
	echo ref: refs/heads/unborn >.git/HEAD &&
	git diff --cached >result &&
	test_cmp "$TEST_DIRECTORY/t4013/diff.diff_--cached" result
'

test_expect_success 'diff --cached -- file on unborn branch' '
	git diff --cached -- file0 >result &&
	test_cmp "$TEST_DIRECTORY/t4013/diff.diff_--cached_--_file0" result
'

test_done
Commit	Line	Data
3c2f75b5 JH	1	#!/bin/sh
	2	#
	3	# Copyright (c) 2006 Junio C Hamano
	4	#
	5
	6	test_description='Various diff formatting options'
	7
	8	. ./test-lib.sh
	9
a40d384c JH	10	LF='
	11	'
	12
3c2f75b5 JH	13	test_expect_success setup '
	14
	15	GIT_AUTHOR_DATE="2006-06-26 00:00:00 +0000" &&
	16	GIT_COMMITTER_DATE="2006-06-26 00:00:00 +0000" &&
	17	export GIT_AUTHOR_DATE GIT_COMMITTER_DATE &&
	18
	19	mkdir dir &&
3cb56738	20	mkdir dir2 &&
3c2f75b5 JH	21	for i in 1 2 3; do echo $i; done >file0 &&
	22	for i in A B; do echo $i; done >dir/sub &&
	23	cat file0 >file2 &&
	24	git add file0 file2 dir/sub &&
	25	git commit -m Initial &&
	26
	27	git branch initial &&
	28	git branch side &&
	29
	30	GIT_AUTHOR_DATE="2006-06-26 00:01:00 +0000" &&
	31	GIT_COMMITTER_DATE="2006-06-26 00:01:00 +0000" &&
	32	export GIT_AUTHOR_DATE GIT_COMMITTER_DATE &&
	33
	34	for i in 4 5 6; do echo $i; done >>file0 &&
	35	for i in C D; do echo $i; done >>dir/sub &&
	36	rm -f file2 &&
	37	git update-index --remove file0 file2 dir/sub &&
a40d384c	38	git commit -m "Second${LF}${LF}This is the second commit." &&
3c2f75b5 JH	39
	40	GIT_AUTHOR_DATE="2006-06-26 00:02:00 +0000" &&
	41	GIT_COMMITTER_DATE="2006-06-26 00:02:00 +0000" &&
	42	export GIT_AUTHOR_DATE GIT_COMMITTER_DATE &&
	43
	44	for i in A B C; do echo $i; done >file1 &&
	45	git add file1 &&
	46	for i in E F; do echo $i; done >>dir/sub &&
	47	git update-index dir/sub &&
	48	git commit -m Third &&
	49
	50	GIT_AUTHOR_DATE="2006-06-26 00:03:00 +0000" &&
	51	GIT_COMMITTER_DATE="2006-06-26 00:03:00 +0000" &&
	52	export GIT_AUTHOR_DATE GIT_COMMITTER_DATE &&
	53
	54	git checkout side &&
	55	for i in A B C; do echo $i; done >>file0 &&
	56	for i in 1 2; do echo $i; done >>dir/sub &&
	57	cat dir/sub >file3 &&
	58	git add file3 &&
	59	git update-index file0 dir/sub &&
	60	git commit -m Side &&
	61
	62	GIT_AUTHOR_DATE="2006-06-26 00:04:00 +0000" &&
	63	GIT_COMMITTER_DATE="2006-06-26 00:04:00 +0000" &&
	64	export GIT_AUTHOR_DATE GIT_COMMITTER_DATE &&
	65
	66	git checkout master &&
	67	git pull -s ours . side &&
	68
	69	GIT_AUTHOR_DATE="2006-06-26 00:05:00 +0000" &&
	70	GIT_COMMITTER_DATE="2006-06-26 00:05:00 +0000" &&
	71	export GIT_AUTHOR_DATE GIT_COMMITTER_DATE &&
	72
	73	for i in A B C; do echo $i; done >>file0 &&
	74	for i in 1 2; do echo $i; done >>dir/sub &&
	75	git update-index file0 dir/sub &&
	76
d61027b2 MS	77	mkdir dir3 &&
	78	cp dir/sub dir3/sub &&
	79	test-chmtime +1 dir3/sub &&
	80
e0d10e1c	81	git config log.showroot false &&
8ff99e74	82	git commit --amend &&
204f01a2 JH	83
	84	GIT_AUTHOR_DATE="2006-06-26 00:06:00 +0000" &&
	85	GIT_COMMITTER_DATE="2006-06-26 00:06:00 +0000" &&
	86	export GIT_AUTHOR_DATE GIT_COMMITTER_DATE &&
	87	git checkout -b rearrange initial &&
	88	for i in B A; do echo $i; done >dir/sub &&
	89	git add dir/sub &&
	90	git commit -m "Rearranged lines in dir/sub" &&
	91	git checkout master &&
	92
3c2f75b5 JH	93	git show-branch
	94	'
	95
	96	: <<\EOF
	97	! [initial] Initial
	98	* [master] Merge branch 'side'
204f01a2 JH	99	! [rearrange] Rearranged lines in dir/sub
	100	! [side] Side
	101	----
	102	+ [rearrange] Rearranged lines in dir/sub
	103	- [master] Merge branch 'side'
	104	* + [side] Side
	105	* [master^] Third
	106	* [master~2] Second
	107	+*++ [initial] Initial
3c2f75b5 JH	108	EOF
3c2f75b5 JH	109
6c7f4ceb	110	V=`git version \| sed -e 's/^git version //' -e 's/\./\\./g'`
3c2f75b5 JH	111	while read cmd
	112	do
	113	case "$cmd" in
	114	'' \| '#'*) continue ;;
	115	esac
	116	test=`echo "$cmd" \| sed -e 's\|[/ ][/ ]*\|_\|g'`
8586f98b	117	pfx=`printf "%04d" $test_count`
bfdbee98	118	expect="$TEST_DIRECTORY/t4013/diff.$test"
3c2f75b5 JH	119	actual="$pfx-diff.$test"
	120
	121	test_expect_success "git $cmd" '
	122	{
	123	echo "\$ git $cmd"
6c7f4ceb JH	124	git $cmd \|
6c7f4ceb JH	125	sed -e "s/^\\(-\\)$V\\(-\\)\$/\\1g-i-t--v-e-r-s-i-o-n\2/" \
33ee4cfb	126	-e "s/^\\(.mixed; boundary=\"-\\)$V\\(-*\\)\"\$/\\1g-i-t--v-e-r-s-i-o-n\2\"/"
3c2f75b5 JH	127	echo "\$"
	128	} >"$actual" &&
	129	if test -f "$expect"
	130	then
3af82863	131	test_cmp "$expect" "$actual" &&
3c2f75b5 JH	132	rm -f "$actual"
	133	else
	134	# this is to help developing new tests.
	135	cp "$actual" "$expect"
	136	false
	137	fi
	138	'
	139	done <<\EOF
	140	diff-tree initial
	141	diff-tree -r initial
	142	diff-tree -r --abbrev initial
	143	diff-tree -r --abbrev=4 initial
	144	diff-tree --root initial
	145	diff-tree --root --abbrev initial
	146	diff-tree --root -r initial
	147	diff-tree --root -r --abbrev initial
	148	diff-tree --root -r --abbrev=4 initial
	149	diff-tree -p initial
	150	diff-tree --root -p initial
	151	diff-tree --patch-with-stat initial
	152	diff-tree --root --patch-with-stat initial
	153	diff-tree --patch-with-raw initial
	154	diff-tree --root --patch-with-raw initial
	155
	156	diff-tree --pretty initial
	157	diff-tree --pretty --root initial
	158	diff-tree --pretty -p initial
	159	diff-tree --pretty --stat initial
	160	diff-tree --pretty --summary initial
	161	diff-tree --pretty --stat --summary initial
	162	diff-tree --pretty --root -p initial
	163	diff-tree --pretty --root --stat initial
026625e7 JH	164	# improved by Timo's patch
	165	diff-tree --pretty --root --summary initial
	166	# improved by Timo's patch
	167	diff-tree --pretty --root --summary -r initial
3c2f75b5 JH	168	diff-tree --pretty --root --stat --summary initial
	169	diff-tree --pretty --patch-with-stat initial
	170	diff-tree --pretty --root --patch-with-stat initial
	171	diff-tree --pretty --patch-with-raw initial
	172	diff-tree --pretty --root --patch-with-raw initial
	173
	174	diff-tree --pretty=oneline initial
	175	diff-tree --pretty=oneline --root initial
	176	diff-tree --pretty=oneline -p initial
	177	diff-tree --pretty=oneline --root -p initial
	178	diff-tree --pretty=oneline --patch-with-stat initial
026625e7	179	# improved by Timo's patch
3c2f75b5 JH	180	diff-tree --pretty=oneline --root --patch-with-stat initial
	181	diff-tree --pretty=oneline --patch-with-raw initial
	182	diff-tree --pretty=oneline --root --patch-with-raw initial
	183
	184	diff-tree --pretty side
	185	diff-tree --pretty -p side
	186	diff-tree --pretty --patch-with-stat side
	187
	188	diff-tree master
	189	diff-tree -p master
	190	diff-tree -p -m master
	191	diff-tree -c master
	192	diff-tree -c --abbrev master
	193	diff-tree --cc master
47979d5d JH	194	# stat only should show the diffstat with the first parent
	195	diff-tree -c --stat master
	196	diff-tree --cc --stat master
	197	diff-tree -c --stat --summary master
	198	diff-tree --cc --stat --summary master
	199	# stat summary should show the diffstat and summary with the first parent
	200	diff-tree -c --stat --summary side
	201	diff-tree --cc --stat --summary side
026625e7 JH	202	# improved by Timo's patch
	203	diff-tree --cc --patch-with-stat master
	204	# improved by Timo's patch
47979d5d JH	205	diff-tree --cc --patch-with-stat --summary master
	206	# this is correct
	207	diff-tree --cc --patch-with-stat --summary side
3c2f75b5 JH	208
	209	log master
	210	log -p master
	211	log --root master
	212	log --root -p master
	213	log --patch-with-stat master
	214	log --root --patch-with-stat master
47979d5d	215	log --root --patch-with-stat --summary master
026625e7	216	# improved by Timo's patch
47979d5d	217	log --root -c --patch-with-stat --summary master
026625e7	218	# improved by Timo's patch
47979d5d	219	log --root --cc --patch-with-stat --summary master
126f431a JH	220	log -p --first-parent master
	221	log -m -p --first-parent master
	222	log -m -p master
3c2f75b5	223	log -SF master
dea007fb	224	log -S F master
47979d5d	225	log -SF -p master
251df09b MM	226	log -SF master --max-count=0
	227	log -SF master --max-count=1
	228	log -SF master --max-count=2
bf1dfc31 JH	229	log -GF master
	230	log -GF -p master
	231	log -GF -p --pickaxe-all master
28fd76bd	232	log --decorate --all
33e7018c	233	log --decorate=full --all
3c2f75b5	234
fcbc6efc TR	235	rev-list --parents HEAD
fcbc6efc TR	236	rev-list --children HEAD
3c2f75b5 JH	237
	238	whatchanged master
	239	whatchanged -p master
	240	whatchanged --root master
	241	whatchanged --root -p master
	242	whatchanged --patch-with-stat master
	243	whatchanged --root --patch-with-stat master
	244	whatchanged --root --patch-with-stat --summary master
026625e7	245	# improved by Timo's patch
47979d5d	246	whatchanged --root -c --patch-with-stat --summary master
026625e7	247	# improved by Timo's patch
47979d5d	248	whatchanged --root --cc --patch-with-stat --summary master
3c2f75b5	249	whatchanged -SF master
47979d5d	250	whatchanged -SF -p master
3c2f75b5 JH	251
	252	log --patch-with-stat master -- dir/
	253	whatchanged --patch-with-stat master -- dir/
47979d5d JH	254	log --patch-with-stat --summary master -- dir/
47979d5d JH	255	whatchanged --patch-with-stat --summary master -- dir/
3c2f75b5 JH	256
	257	show initial
	258	show --root initial
	259	show side
	260	show master
b4490059	261	show -c master
2bf65873 JH	262	show -m master
2bf65873 JH	263	show --first-parent master
3c2f75b5 JH	264	show --stat side
	265	show --stat --summary side
	266	show --patch-with-stat side
	267	show --patch-with-raw side
	268	show --patch-with-stat --summary side
	269
d410e43b JH	270	format-patch --stdout initial..side
	271	format-patch --stdout initial..master^
	272	format-patch --stdout initial..master
a567fdcb BG	273	format-patch --stdout --no-numbered initial..master
a567fdcb BG	274	format-patch --stdout --numbered initial..master
d410e43b	275	format-patch --attach --stdout initial..side
108dab28	276	format-patch --attach --stdout --suffix=.diff initial..side
d410e43b JH	277	format-patch --attach --stdout initial..master^
d410e43b JH	278	format-patch --attach --stdout initial..master
c112f689 JS	279	format-patch --inline --stdout initial..side
c112f689 JS	280	format-patch --inline --stdout initial..master^
747e2505	281	format-patch --inline --stdout --numbered-files initial..master
a567fdcb	282	format-patch --inline --stdout initial..master
171ddd91	283	format-patch --inline --stdout --subject-prefix=TESTCASE initial..master
dbd21447 AR	284	config format.subjectprefix DIFFERENT_PREFIX
dbd21447 AR	285	format-patch --inline --stdout initial..master^^
a5a27c79	286	format-patch --stdout --cover-letter -n initial..master^
d410e43b	287
b319b02e JH	288	diff --abbrev initial..side
	289	diff -r initial..side
	290	diff --stat initial..side
	291	diff -r --stat initial..side
	292	diff initial..side
	293	diff --patch-with-stat initial..side
	294	diff --patch-with-raw initial..side
	295	diff --patch-with-stat -r initial..side
	296	diff --patch-with-raw -r initial..side
3cb56738	297	diff --name-status dir2 dir
0569e9b8	298	diff --no-index --name-status dir2 dir
e423ffd8	299	diff --no-index --name-status -- dir2 dir
d61027b2	300	diff --no-index dir dir3
b75271d9	301	diff master master^ side
f37bfb7a	302	diff --dirstat master~1 master~2
204f01a2 JH	303	# --dirstat doesn't notice changes that simply rearrange existing lines
204f01a2 JH	304	diff --dirstat initial rearrange
3c2f75b5 JH	305	EOF
3c2f75b5 JH	306
dea007fb MM	307	test_expect_success 'log -S requires an argument' '
	308	test_must_fail git log -S
	309	'
	310
a2b7a3b3 NTND	311	test_expect_success 'diff --cached on unborn branch' '
	312	echo ref: refs/heads/unborn >.git/HEAD &&
	313	git diff --cached >result &&
	314	test_cmp "$TEST_DIRECTORY/t4013/diff.diff_--cached" result
	315	'
	316
	317	test_expect_success 'diff --cached -- file on unborn branch' '
	318	git diff --cached -- file0 >result &&
	319	test_cmp "$TEST_DIRECTORY/t4013/diff.diff_--cached_--_file0" result
	320	'
	321
3c2f75b5	322	test_done