[thirdparty/git.git] / t / t7201-co.sh

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

test_description='git checkout tests.

Creates master, forks renamer and side branches from it.
Test switching across them.

  ! [master] Initial A one, A two
   * [renamer] Renamer R one->uno, M two
    ! [side] Side M one, D two, A three
     ! [simple] Simple D one, M two
  ----
     + [simple] Simple D one, M two
    +  [side] Side M one, D two, A three
   *   [renamer] Renamer R one->uno, M two
  +*++ [master] Initial A one, A two

'

. ./test-lib.sh

test_tick

fill () {
	for i
	do
		echo "$i"
	done
}


test_expect_success setup '
	fill x y z >same &&
	fill 1 2 3 4 5 6 7 8 >one &&
	fill a b c d e >two &&
	git add same one two &&
	git commit -m "Initial A one, A two" &&

	git checkout -b renamer &&
	rm -f one &&
	fill 1 3 4 5 6 7 8 >uno &&
	git add uno &&
	fill a b c d e f >two &&
	git commit -a -m "Renamer R one->uno, M two" &&

	git checkout -b side master &&
	fill 1 2 3 4 5 6 7 >one &&
	fill A B C D E >three &&
	rm -f two &&
	git update-index --add --remove one two three &&
	git commit -m "Side M one, D two, A three" &&

	git checkout -b simple master &&
	rm -f one &&
	fill a c e >two &&
	git commit -a -m "Simple D one, M two" &&

	git checkout master
'

test_expect_success 'checkout from non-existing branch' '
	git checkout -b delete-me master &&
	git update-ref -d --no-deref refs/heads/delete-me &&
	test refs/heads/delete-me = "$(git symbolic-ref HEAD)" &&
	git checkout master &&
	test refs/heads/master = "$(git symbolic-ref HEAD)"
'

test_expect_success 'checkout with dirty tree without -m' '
	fill 0 1 2 3 4 5 6 7 8 >one &&
	if git checkout side
	then
		echo Not happy
		false
	else
		echo "happy - failed correctly"
	fi
'

test_expect_success 'checkout with unrelated dirty tree without -m' '
	git checkout -f master &&
	fill 0 1 2 3 4 5 6 7 8 >same &&
	cp same kept &&
	git checkout side >messages &&
	test_cmp same kept &&
	printf "M\t%s\n" same >messages.expect &&
	test_cmp messages.expect messages
'

test_expect_success 'checkout -m with dirty tree' '
	git checkout -f master &&
	git clean -f &&

	fill 0 1 2 3 4 5 6 7 8 >one &&
	git checkout -m side >messages &&

	test "$(git symbolic-ref HEAD)" = "refs/heads/side" &&

	printf "M\t%s\n" one >expect.messages &&
	test_cmp expect.messages messages &&

	fill "M	one" "A	three" "D	two" >expect.master &&
	git diff --name-status master >current.master &&
	test_cmp expect.master current.master &&

	fill "M	one" >expect.side &&
	git diff --name-status side >current.side &&
	test_cmp expect.side current.side &&

	git diff --cached >current.index &&
	test_must_be_empty current.index
'

test_expect_success 'checkout -m with dirty tree, renamed' '
	git checkout -f master && git clean -f &&

	fill 1 2 3 4 5 7 8 >one &&
	if git checkout renamer
	then
		echo Not happy
		false
	else
		echo "happy - failed correctly"
	fi &&

	git checkout -m renamer &&
	fill 1 3 4 5 7 8 >expect &&
	test_cmp expect uno &&
	! test -f one &&
	git diff --cached >current &&
	test_must_be_empty current
'

test_expect_success 'checkout -m with merge conflict' '
	git checkout -f master && git clean -f &&

	fill 1 T 3 4 5 6 S 8 >one &&
	if git checkout renamer
	then
		echo Not happy
		false
	else
		echo "happy - failed correctly"
	fi &&

	git checkout -m renamer &&

	git diff master:one :3:uno |
	sed -e "1,/^@@/d" -e "/^ /d" -e "s/^-/d/" -e "s/^+/a/" >current &&
	fill d2 aT d7 aS >expect &&
	test_cmp expect current &&
	git diff --cached two >current &&
	test_must_be_empty current
'

test_expect_success 'format of merge conflict from checkout -m' '
	git checkout -f master && git clean -f &&

	fill b d >two &&
	git checkout -m simple &&

	git ls-files >current &&
	fill same two two two >expect &&
	test_cmp expect current &&

	cat <<-EOF >expect &&
	<<<<<<< simple
	a
	c
	e
	=======
	b
	d
	>>>>>>> local
	EOF
	test_cmp expect two
'

test_expect_success 'checkout --merge --conflict=diff3 <branch>' '
	git checkout -f master && git reset --hard && git clean -f &&

	fill b d >two &&
	git checkout --merge --conflict=diff3 simple &&

	cat <<-EOF >expect &&
	<<<<<<< simple
	a
	c
	e
	||||||| master
	a
	b
	c
	d
	e
	=======
	b
	d
	>>>>>>> local
	EOF
	test_cmp expect two
'

test_expect_success 'switch to another branch while carrying a deletion' '
	git checkout -f master && git reset --hard && git clean -f &&
	git rm two &&

	test_must_fail git checkout simple 2>errs &&
	test_i18ngrep overwritten errs &&

	test_must_fail git read-tree --quiet -m -u HEAD simple 2>errs &&
	test_must_be_empty errs
'

test_expect_success 'checkout to detach HEAD (with advice declined)' '
	git config advice.detachedHead false &&
	rev=$(git rev-parse --short renamer^) &&
	git checkout -f renamer && git clean -f &&
	git checkout renamer^ 2>messages &&
	test_i18ngrep "HEAD is now at $rev" messages &&
	test_line_count = 1 messages &&
	H=$(git rev-parse --verify HEAD) &&
	M=$(git show-ref -s --verify refs/heads/master) &&
	test "z$H" = "z$M" &&
	if git symbolic-ref HEAD >/dev/null 2>&1
	then
		echo "OOPS, HEAD is still symbolic???"
		false
	else
		: happy
	fi
'

test_expect_success 'checkout to detach HEAD' '
	git config advice.detachedHead true &&
	rev=$(git rev-parse --short renamer^) &&
	git checkout -f renamer && git clean -f &&
	GIT_TEST_GETTEXT_POISON=false git checkout renamer^ 2>messages &&
	grep "HEAD is now at $rev" messages &&
	test_line_count -gt 1 messages &&
	H=$(git rev-parse --verify HEAD) &&
	M=$(git show-ref -s --verify refs/heads/master) &&
	test "z$H" = "z$M" &&
	if git symbolic-ref HEAD >/dev/null 2>&1
	then
		echo "OOPS, HEAD is still symbolic???"
		false
	else
		: happy
	fi
'

test_expect_success 'checkout to detach HEAD with branchname^' '
	git checkout -f master && git clean -f &&
	git checkout renamer^ &&
	H=$(git rev-parse --verify HEAD) &&
	M=$(git show-ref -s --verify refs/heads/master) &&
	test "z$H" = "z$M" &&
	if git symbolic-ref HEAD >/dev/null 2>&1
	then
		echo "OOPS, HEAD is still symbolic???"
		false
	else
		: happy
	fi
'

test_expect_success 'checkout to detach HEAD with :/message' '
	git checkout -f master && git clean -f &&
	git checkout ":/Initial" &&
	H=$(git rev-parse --verify HEAD) &&
	M=$(git show-ref -s --verify refs/heads/master) &&
	test "z$H" = "z$M" &&
	if git symbolic-ref HEAD >/dev/null 2>&1
	then
		echo "OOPS, HEAD is still symbolic???"
		false
	else
		: happy
	fi
'

test_expect_success 'checkout to detach HEAD with HEAD^0' '
	git checkout -f master && git clean -f &&
	git checkout HEAD^0 &&
	H=$(git rev-parse --verify HEAD) &&
	M=$(git show-ref -s --verify refs/heads/master) &&
	test "z$H" = "z$M" &&
	if git symbolic-ref HEAD >/dev/null 2>&1
	then
		echo "OOPS, HEAD is still symbolic???"
		false
	else
		: happy
	fi
'

test_expect_success 'checkout with ambiguous tag/branch names' '
	git tag both side &&
	git branch both master &&
	git reset --hard &&
	git checkout master &&

	git checkout both &&
	H=$(git rev-parse --verify HEAD) &&
	M=$(git show-ref -s --verify refs/heads/master) &&
	test "z$H" = "z$M" &&
	name=$(git symbolic-ref HEAD 2>/dev/null) &&
	test "z$name" = zrefs/heads/both
'

test_expect_success 'checkout with ambiguous tag/branch names' '
	git reset --hard &&
	git checkout master &&

	git tag frotz side &&
	git branch frotz master &&
	git reset --hard &&
	git checkout master &&

	git checkout tags/frotz &&
	H=$(git rev-parse --verify HEAD) &&
	S=$(git show-ref -s --verify refs/heads/side) &&
	test "z$H" = "z$S" &&
	if name=$(git symbolic-ref HEAD 2>/dev/null)
	then
		echo "Bad -- should have detached"
		false
	else
		: happy
	fi
'

test_expect_success 'switch branches while in subdirectory' '
	git reset --hard &&
	git checkout master &&

	mkdir subs &&
	(
		cd subs &&
		git checkout side
	) &&
	! test -f subs/one &&
	rm -fr subs
'

test_expect_success 'checkout specific path while in subdirectory' '
	git reset --hard &&
	git checkout side &&
	mkdir subs &&
	>subs/bero &&
	git add subs/bero &&
	git commit -m "add subs/bero" &&

	git checkout master &&
	mkdir -p subs &&
	(
		cd subs &&
		git checkout side -- bero
	) &&
	test -f subs/bero
'

test_expect_success 'checkout w/--track sets up tracking' '
    git config branch.autosetupmerge false &&
    git checkout master &&
    git checkout --track -b track1 &&
    test "$(git config branch.track1.remote)" &&
    test "$(git config branch.track1.merge)"
'

test_expect_success 'checkout w/autosetupmerge=always sets up tracking' '
    test_when_finished git config branch.autosetupmerge false &&
    git config branch.autosetupmerge always &&
    git checkout master &&
    git checkout -b track2 &&
    test "$(git config branch.track2.remote)" &&
    test "$(git config branch.track2.merge)"
'

test_expect_success 'checkout w/--track from non-branch HEAD fails' '
    git checkout master^0 &&
    test_must_fail git symbolic-ref HEAD &&
    test_must_fail git checkout --track -b track &&
    test_must_fail git rev-parse --verify track &&
    test_must_fail git symbolic-ref HEAD &&
    test "z$(git rev-parse master^0)" = "z$(git rev-parse HEAD)"
'

test_expect_success 'checkout w/--track from tag fails' '
    git checkout master^0 &&
    test_must_fail git symbolic-ref HEAD &&
    test_must_fail git checkout --track -b track frotz &&
    test_must_fail git rev-parse --verify track &&
    test_must_fail git symbolic-ref HEAD &&
    test "z$(git rev-parse master^0)" = "z$(git rev-parse HEAD)"
'

test_expect_success 'detach a symbolic link HEAD' '
    git checkout master &&
    git config --bool core.prefersymlinkrefs yes &&
    git checkout side &&
    git checkout master &&
    it=$(git symbolic-ref HEAD) &&
    test "z$it" = zrefs/heads/master &&
    here=$(git rev-parse --verify refs/heads/master) &&
    git checkout side^ &&
    test "z$(git rev-parse --verify refs/heads/master)" = "z$here"
'

test_expect_success 'checkout with --track fakes a sensible -b <name>' '
    git config remote.origin.fetch "+refs/heads/*:refs/remotes/origin/*" &&
    git update-ref refs/remotes/origin/koala/bear renamer &&

    git checkout --track origin/koala/bear &&
    test "refs/heads/koala/bear" = "$(git symbolic-ref HEAD)" &&
    test "$(git rev-parse HEAD)" = "$(git rev-parse renamer)" &&

    git checkout master && git branch -D koala/bear &&

    git checkout --track refs/remotes/origin/koala/bear &&
    test "refs/heads/koala/bear" = "$(git symbolic-ref HEAD)" &&
    test "$(git rev-parse HEAD)" = "$(git rev-parse renamer)" &&

    git checkout master && git branch -D koala/bear &&

    git checkout --track remotes/origin/koala/bear &&
    test "refs/heads/koala/bear" = "$(git symbolic-ref HEAD)" &&
    test "$(git rev-parse HEAD)" = "$(git rev-parse renamer)"
'

test_expect_success 'checkout with --track, but without -b, fails with too short tracked name' '
    test_must_fail git checkout --track renamer
'

setup_conflicting_index () {
	rm -f .git/index &&
	O=$(echo original | git hash-object -w --stdin) &&
	A=$(echo ourside | git hash-object -w --stdin) &&
	B=$(echo theirside | git hash-object -w --stdin) &&
	(
		echo "100644 $A 0	fild" &&
		echo "100644 $O 1	file" &&
		echo "100644 $A 2	file" &&
		echo "100644 $B 3	file" &&
		echo "100644 $A 0	filf"
	) | git update-index --index-info
}

test_expect_success 'checkout an unmerged path should fail' '
	setup_conflicting_index &&
	echo "none of the above" >sample &&
	cat sample >fild &&
	cat sample >file &&
	cat sample >filf &&
	test_must_fail git checkout fild file filf &&
	test_cmp sample fild &&
	test_cmp sample filf &&
	test_cmp sample file
'

test_expect_success 'checkout with an unmerged path can be ignored' '
	setup_conflicting_index &&
	echo "none of the above" >sample &&
	echo ourside >expect &&
	cat sample >fild &&
	cat sample >file &&
	cat sample >filf &&
	git checkout -f fild file filf &&
	test_cmp expect fild &&
	test_cmp expect filf &&
	test_cmp sample file
'

test_expect_success 'checkout unmerged stage' '
	setup_conflicting_index &&
	echo "none of the above" >sample &&
	echo ourside >expect &&
	cat sample >fild &&
	cat sample >file &&
	cat sample >filf &&
	git checkout --ours . &&
	test_cmp expect fild &&
	test_cmp expect filf &&
	test_cmp expect file &&
	git checkout --theirs file &&
	test ztheirside = "z$(cat file)"
'

test_expect_success 'checkout with --merge' '
	setup_conflicting_index &&
	echo "none of the above" >sample &&
	echo ourside >expect &&
	cat sample >fild &&
	cat sample >file &&
	cat sample >filf &&
	git checkout -m -- fild file filf &&
	(
		echo "<<<<<<< ours" &&
		echo ourside &&
		echo "=======" &&
		echo theirside &&
		echo ">>>>>>> theirs"
	) >merged &&
	test_cmp expect fild &&
	test_cmp expect filf &&
	test_cmp merged file
'

test_expect_success 'checkout with --merge, in diff3 -m style' '
	git config merge.conflictstyle diff3 &&
	setup_conflicting_index &&
	echo "none of the above" >sample &&
	echo ourside >expect &&
	cat sample >fild &&
	cat sample >file &&
	cat sample >filf &&
	git checkout -m -- fild file filf &&
	(
		echo "<<<<<<< ours" &&
		echo ourside &&
		echo "||||||| base" &&
		echo original &&
		echo "=======" &&
		echo theirside &&
		echo ">>>>>>> theirs"
	) >merged &&
	test_cmp expect fild &&
	test_cmp expect filf &&
	test_cmp merged file
'

test_expect_success 'checkout --conflict=merge, overriding config' '
	git config merge.conflictstyle diff3 &&
	setup_conflicting_index &&
	echo "none of the above" >sample &&
	echo ourside >expect &&
	cat sample >fild &&
	cat sample >file &&
	cat sample >filf &&
	git checkout --conflict=merge -- fild file filf &&
	(
		echo "<<<<<<< ours" &&
		echo ourside &&
		echo "=======" &&
		echo theirside &&
		echo ">>>>>>> theirs"
	) >merged &&
	test_cmp expect fild &&
	test_cmp expect filf &&
	test_cmp merged file
'

test_expect_success 'checkout --conflict=diff3' '
	test_unconfig merge.conflictstyle &&
	setup_conflicting_index &&
	echo "none of the above" >sample &&
	echo ourside >expect &&
	cat sample >fild &&
	cat sample >file &&
	cat sample >filf &&
	git checkout --conflict=diff3 -- fild file filf &&
	(
		echo "<<<<<<< ours" &&
		echo ourside &&
		echo "||||||| base" &&
		echo original &&
		echo "=======" &&
		echo theirside &&
		echo ">>>>>>> theirs"
	) >merged &&
	test_cmp expect fild &&
	test_cmp expect filf &&
	test_cmp merged file
'

test_expect_success 'failing checkout -b should not break working tree' '
	git reset --hard master &&
	git symbolic-ref HEAD refs/heads/master &&
	test_must_fail git checkout -b renamer side^ &&
	test $(git symbolic-ref HEAD) = refs/heads/master &&
	git diff --exit-code &&
	git diff --cached --exit-code
'

test_expect_success 'switch out of non-branch' '
	git reset --hard master &&
	git checkout master^0 &&
	echo modified >one &&
	test_must_fail git checkout renamer 2>error.log &&
	! grep "^Previous HEAD" error.log
'

(
 echo "#!$SHELL_PATH"
 cat <<\EOF
O=$1 A=$2 B=$3
cat "$A" >.tmp
exec >"$A"
echo '<<<<<<< filfre-theirs'
cat "$B"
echo '||||||| filfre-common'
cat "$O"
echo '======='
cat ".tmp"
echo '>>>>>>> filfre-ours'
rm -f .tmp
exit 1
EOF
) >filfre.sh
chmod +x filfre.sh

test_expect_success 'custom merge driver with checkout -m' '
	git reset --hard &&

	git config merge.filfre.driver "./filfre.sh %O %A %B" &&
	git config merge.filfre.name "Feel-free merge driver" &&
	git config merge.filfre.recursive binary &&
	echo "arm merge=filfre" >.gitattributes &&

	git checkout -b left &&
	echo neutral >arm &&
	git add arm .gitattributes &&
	test_tick &&
	git commit -m neutral &&
	git branch right &&

	echo left >arm &&
	test_tick &&
	git commit -a -m left &&
	git checkout right &&

	echo right >arm &&
	test_tick &&
	git commit -a -m right &&

	test_must_fail git merge left &&
	(
		for t in filfre-common left right
		do
			grep $t arm || exit 1
		done
	) &&

	mv arm expect &&
	git checkout -m arm &&
	test_cmp expect arm
'

test_done
Commit	Line	Data
abc02670 JH	1	#!/bin/sh
	2	#
	3	# Copyright (c) 2006 Junio C Hamano
	4	#
	5
47a528ad	6	test_description='git checkout tests.
3e0318a3 JH	7
	8	Creates master, forks renamer and side branches from it.
	9	Test switching across them.
	10
	11	! [master] Initial A one, A two
	12	* [renamer] Renamer R one->uno, M two
	13	! [side] Side M one, D two, A three
47349a8c JN	14	! [simple] Simple D one, M two
	15	----
	16	+ [simple] Simple D one, M two
	17	+ [side] Side M one, D two, A three
	18	* [renamer] Renamer R one->uno, M two
	19	+*++ [master] Initial A one, A two
3e0318a3 JH	20
3e0318a3 JH	21	'
abc02670 JH	22
	23	. ./test-lib.sh
	24
c07c7bf6 DB	25	test_tick
c07c7bf6 DB	26
abc02670 JH	27	fill () {
	28	for i
	29	do
	30	echo "$i"
	31	done
	32	}
	33
c1a4278e	34
abc02670	35	test_expect_success setup '
c327762f	36	fill x y z >same &&
c1a4278e	37	fill 1 2 3 4 5 6 7 8 >one &&
abc02670	38	fill a b c d e >two &&
c07c7bf6	39	git add same one two &&
abc02670 JH	40	git commit -m "Initial A one, A two" &&
abc02670 JH	41
c1a4278e JH	42	git checkout -b renamer &&
	43	rm -f one &&
	44	fill 1 3 4 5 6 7 8 >uno &&
	45	git add uno &&
	46	fill a b c d e f >two &&
	47	git commit -a -m "Renamer R one->uno, M two" &&
	48
	49	git checkout -b side master &&
	50	fill 1 2 3 4 5 6 7 >one &&
abc02670 JH	51	fill A B C D E >three &&
	52	rm -f two &&
	53	git update-index --add --remove one two three &&
	54	git commit -m "Side M one, D two, A three" &&
	55
47349a8c JN	56	git checkout -b simple master &&
47349a8c JN	57	rm -f one &&
c327762f	58	fill a c e >two &&
47349a8c JN	59	git commit -a -m "Simple D one, M two" &&
47349a8c JN	60
abc02670 JH	61	git checkout master
	62	'
	63
e166fe36	64	test_expect_success 'checkout from non-existing branch' '
5a03e7f2	65	git checkout -b delete-me master &&
cbc5cf7c	66	git update-ref -d --no-deref refs/heads/delete-me &&
5a03e7f2 SP	67	test refs/heads/delete-me = "$(git symbolic-ref HEAD)" &&
	68	git checkout master &&
	69	test refs/heads/master = "$(git symbolic-ref HEAD)"
	70	'
	71
e166fe36	72	test_expect_success 'checkout with dirty tree without -m' '
c1a4278e	73	fill 0 1 2 3 4 5 6 7 8 >one &&
abc02670 JH	74	if git checkout side
	75	then
	76	echo Not happy
	77	false
	78	else
	79	echo "happy - failed correctly"
	80	fi
abc02670 JH	81	'
abc02670 JH	82
e166fe36	83	test_expect_success 'checkout with unrelated dirty tree without -m' '
c07c7bf6 DB	84	git checkout -f master &&
c07c7bf6 DB	85	fill 0 1 2 3 4 5 6 7 8 >same &&
aef591a0	86	cp same kept &&
c07c7bf6	87	git checkout side >messages &&
aef591a0 JK	88	test_cmp same kept &&
aef591a0 JK	89	printf "M\t%s\n" same >messages.expect &&
82ebb0b6	90	test_cmp messages.expect messages
c07c7bf6 DB	91	'
c07c7bf6 DB	92
e166fe36	93	test_expect_success 'checkout -m with dirty tree' '
abc02670	94	git checkout -f master &&
562ca192	95	git clean -f &&
abc02670	96
c1a4278e	97	fill 0 1 2 3 4 5 6 7 8 >one &&
c327762f	98	git checkout -m side >messages &&
abc02670	99
c1a4278e	100	test "$(git symbolic-ref HEAD)" = "refs/heads/side" &&
abc02670	101
aef591a0	102	printf "M\t%s\n" one >expect.messages &&
82ebb0b6	103	test_cmp expect.messages messages &&
c07c7bf6	104
abc02670 JH	105	fill "M one" "A three" "D two" >expect.master &&
abc02670 JH	106	git diff --name-status master >current.master &&
82ebb0b6	107	test_cmp expect.master current.master &&
abc02670 JH	108
	109	fill "M one" >expect.side &&
	110	git diff --name-status side >current.side &&
82ebb0b6	111	test_cmp expect.side current.side &&
abc02670	112
abc02670	113	git diff --cached >current.index &&
1c5e94f4	114	test_must_be_empty current.index
abc02670 JH	115	'
abc02670 JH	116
e166fe36	117	test_expect_success 'checkout -m with dirty tree, renamed' '
562ca192	118	git checkout -f master && git clean -f &&
c1a4278e JH	119
	120	fill 1 2 3 4 5 7 8 >one &&
	121	if git checkout renamer
	122	then
	123	echo Not happy
	124	false
	125	else
	126	echo "happy - failed correctly"
	127	fi &&
	128
	129	git checkout -m renamer &&
	130	fill 1 3 4 5 7 8 >expect &&
82ebb0b6	131	test_cmp expect uno &&
d7ebd53d JH	132	! test -f one &&
d7ebd53d JH	133	git diff --cached >current &&
ec10b018	134	test_must_be_empty current
d7ebd53d JH	135	'
	136
	137	test_expect_success 'checkout -m with merge conflict' '
562ca192	138	git checkout -f master && git clean -f &&
d7ebd53d JH	139
	140	fill 1 T 3 4 5 6 S 8 >one &&
	141	if git checkout renamer
	142	then
	143	echo Not happy
	144	false
	145	else
	146	echo "happy - failed correctly"
	147	fi &&
	148
	149	git checkout -m renamer &&
	150
	151	git diff master:one :3:uno \|
	152	sed -e "1,/^@@/d" -e "/^ /d" -e "s/^-/d/" -e "s/^+/a/" >current &&
	153	fill d2 aT d7 aS >expect &&
dcbaa0b3	154	test_cmp expect current &&
d7ebd53d	155	git diff --cached two >current &&
ec10b018	156	test_must_be_empty current
c1a4278e JH	157	'
c1a4278e JH	158
47349a8c	159	test_expect_success 'format of merge conflict from checkout -m' '
47349a8c JN	160	git checkout -f master && git clean -f &&
47349a8c JN	161
c327762f	162	fill b d >two &&
47349a8c JN	163	git checkout -m simple &&
	164
	165	git ls-files >current &&
	166	fill same two two two >expect &&
dcbaa0b3	167	test_cmp expect current &&
47349a8c JN	168
	169	cat <<-EOF >expect &&
	170	<<<<<<< simple
	171	a
	172	c
	173	e
	174	=======
	175	b
	176	d
	177	>>>>>>> local
	178	EOF
9c5b2fab	179	test_cmp expect two
47349a8c JN	180	'
	181
	182	test_expect_success 'checkout --merge --conflict=diff3 <branch>' '
47349a8c JN	183	git checkout -f master && git reset --hard && git clean -f &&
47349a8c JN	184
c327762f	185	fill b d >two &&
47349a8c JN	186	git checkout --merge --conflict=diff3 simple &&
	187
	188	cat <<-EOF >expect &&
	189	<<<<<<< simple
	190	a
	191	c
	192	e
c4151629	193	\|\|\|\|\|\|\| master
47349a8c JN	194	a
	195	b
	196	c
	197	d
	198	e
	199	=======
	200	b
	201	d
	202	>>>>>>> local
	203	EOF
9c5b2fab	204	test_cmp expect two
47349a8c JN	205	'
47349a8c JN	206
6a143aa2	207	test_expect_success 'switch to another branch while carrying a deletion' '
6a143aa2 JN	208	git checkout -f master && git reset --hard && git clean -f &&
	209	git rm two &&
	210
	211	test_must_fail git checkout simple 2>errs &&
	212	test_i18ngrep overwritten errs &&
	213
3e41485d	214	test_must_fail git read-tree --quiet -m -u HEAD simple 2>errs &&
6eff409e	215	test_must_be_empty errs
6a143aa2 JN	216	'
6a143aa2 JN	217
69382976	218	test_expect_success 'checkout to detach HEAD (with advice declined)' '
13be3e31	219	git config advice.detachedHead false &&
d482c234	220	rev=$(git rev-parse --short renamer^) &&
562ca192	221	git checkout -f renamer && git clean -f &&
c07c7bf6	222	git checkout renamer^ 2>messages &&
d482c234	223	test_i18ngrep "HEAD is now at $rev" messages &&
3fb0459b	224	test_line_count = 1 messages &&
13be3e31 JH	225	H=$(git rev-parse --verify HEAD) &&
	226	M=$(git show-ref -s --verify refs/heads/master) &&
	227	test "z$H" = "z$M" &&
	228	if git symbolic-ref HEAD >/dev/null 2>&1
	229	then
	230	echo "OOPS, HEAD is still symbolic???"
	231	false
	232	else
	233	: happy
	234	fi
	235	'
	236
69382976	237	test_expect_success 'checkout to detach HEAD' '
13be3e31	238	git config advice.detachedHead true &&
d482c234	239	rev=$(git rev-parse --short renamer^) &&
13be3e31	240	git checkout -f renamer && git clean -f &&
1ff750b1	241	GIT_TEST_GETTEXT_POISON=false git checkout renamer^ 2>messages &&
d482c234	242	grep "HEAD is now at $rev" messages &&
6cdccfce	243	test_line_count -gt 1 messages &&
3e0318a3 JH	244	H=$(git rev-parse --verify HEAD) &&
	245	M=$(git show-ref -s --verify refs/heads/master) &&
	246	test "z$H" = "z$M" &&
	247	if git symbolic-ref HEAD >/dev/null 2>&1
	248	then
	249	echo "OOPS, HEAD is still symbolic???"
	250	false
	251	else
	252	: happy
	253	fi
	254	'
	255
69382976	256	test_expect_success 'checkout to detach HEAD with branchname^' '
562ca192	257	git checkout -f master && git clean -f &&
3e0318a3 JH	258	git checkout renamer^ &&
	259	H=$(git rev-parse --verify HEAD) &&
	260	M=$(git show-ref -s --verify refs/heads/master) &&
	261	test "z$H" = "z$M" &&
	262	if git symbolic-ref HEAD >/dev/null 2>&1
	263	then
	264	echo "OOPS, HEAD is still symbolic???"
	265	false
	266	else
	267	: happy
	268	fi
	269	'
	270
69382976	271	test_expect_success 'checkout to detach HEAD with :/message' '
b1e9efa7 DB	272	git checkout -f master && git clean -f &&
	273	git checkout ":/Initial" &&
	274	H=$(git rev-parse --verify HEAD) &&
	275	M=$(git show-ref -s --verify refs/heads/master) &&
	276	test "z$H" = "z$M" &&
	277	if git symbolic-ref HEAD >/dev/null 2>&1
	278	then
	279	echo "OOPS, HEAD is still symbolic???"
	280	false
	281	else
	282	: happy
	283	fi
	284	'
	285
69382976	286	test_expect_success 'checkout to detach HEAD with HEAD^0' '
562ca192	287	git checkout -f master && git clean -f &&
3e0318a3 JH	288	git checkout HEAD^0 &&
	289	H=$(git rev-parse --verify HEAD) &&
	290	M=$(git show-ref -s --verify refs/heads/master) &&
	291	test "z$H" = "z$M" &&
	292	if git symbolic-ref HEAD >/dev/null 2>&1
	293	then
	294	echo "OOPS, HEAD is still symbolic???"
	295	false
	296	else
	297	: happy
	298	fi
	299	'
	300
5035242c	301	test_expect_success 'checkout with ambiguous tag/branch names' '
5035242c JH	302	git tag both side &&
	303	git branch both master &&
	304	git reset --hard &&
	305	git checkout master &&
	306
	307	git checkout both &&
	308	H=$(git rev-parse --verify HEAD) &&
	309	M=$(git show-ref -s --verify refs/heads/master) &&
	310	test "z$H" = "z$M" &&
	311	name=$(git symbolic-ref HEAD 2>/dev/null) &&
	312	test "z$name" = zrefs/heads/both
5035242c JH	313	'
	314
	315	test_expect_success 'checkout with ambiguous tag/branch names' '
5035242c JH	316	git reset --hard &&
	317	git checkout master &&
	318
	319	git tag frotz side &&
	320	git branch frotz master &&
	321	git reset --hard &&
	322	git checkout master &&
	323
	324	git checkout tags/frotz &&
	325	H=$(git rev-parse --verify HEAD) &&
	326	S=$(git show-ref -s --verify refs/heads/side) &&
	327	test "z$H" = "z$S" &&
	328	if name=$(git symbolic-ref HEAD 2>/dev/null)
	329	then
	330	echo "Bad -- should have detached"
	331	false
	332	else
	333	: happy
	334	fi
5035242c JH	335	'
5035242c JH	336
6010d2d9	337	test_expect_success 'switch branches while in subdirectory' '
6010d2d9 JH	338	git reset --hard &&
	339	git checkout master &&
	340
	341	mkdir subs &&
	342	(
	343	cd subs &&
	344	git checkout side
	345	) &&
	346	! test -f subs/one &&
	347	rm -fr subs
6010d2d9 JH	348	'
	349
	350	test_expect_success 'checkout specific path while in subdirectory' '
6010d2d9 JH	351	git reset --hard &&
	352	git checkout side &&
	353	mkdir subs &&
	354	>subs/bero &&
	355	git add subs/bero &&
	356	git commit -m "add subs/bero" &&
	357
	358	git checkout master &&
	359	mkdir -p subs &&
	360	(
	361	cd subs &&
	362	git checkout side -- bero
	363	) &&
	364	test -f subs/bero
6010d2d9 JH	365	'
6010d2d9 JH	366
e166fe36	367	test_expect_success 'checkout w/--track sets up tracking' '
9ed36cfa JS	368	git config branch.autosetupmerge false &&
	369	git checkout master &&
	370	git checkout --track -b track1 &&
	371	test "$(git config branch.track1.remote)" &&
e166fe36 CM	372	test "$(git config branch.track1.merge)"
e166fe36 CM	373	'
9ed36cfa	374
e166fe36	375	test_expect_success 'checkout w/autosetupmerge=always sets up tracking' '
aef591a0	376	test_when_finished git config branch.autosetupmerge false &&
9ed36cfa JS	377	git config branch.autosetupmerge always &&
	378	git checkout master &&
	379	git checkout -b track2 &&
	380	test "$(git config branch.track2.remote)" &&
e166fe36 CM	381	test "$(git config branch.track2.merge)"
e166fe36 CM	382	'
9ed36cfa	383
51a94af8 JH	384	test_expect_success 'checkout w/--track from non-branch HEAD fails' '
	385	git checkout master^0 &&
	386	test_must_fail git symbolic-ref HEAD &&
	387	test_must_fail git checkout --track -b track &&
	388	test_must_fail git rev-parse --verify track &&
	389	test_must_fail git symbolic-ref HEAD &&
	390	test "z$(git rev-parse master^0)" = "z$(git rev-parse HEAD)"
	391	'
9ed36cfa	392
21b5b1e8 JH	393	test_expect_success 'checkout w/--track from tag fails' '
	394	git checkout master^0 &&
	395	test_must_fail git symbolic-ref HEAD &&
	396	test_must_fail git checkout --track -b track frotz &&
	397	test_must_fail git rev-parse --verify track &&
	398	test_must_fail git symbolic-ref HEAD &&
	399	test "z$(git rev-parse master^0)" = "z$(git rev-parse HEAD)"
	400	'
	401
acd3b9ec	402	test_expect_success 'detach a symbolic link HEAD' '
f5637549 JH	403	git checkout master &&
	404	git config --bool core.prefersymlinkrefs yes &&
	405	git checkout side &&
	406	git checkout master &&
	407	it=$(git symbolic-ref HEAD) &&
	408	test "z$it" = zrefs/heads/master &&
	409	here=$(git rev-parse --verify refs/heads/master) &&
	410	git checkout side^ &&
	411	test "z$(git rev-parse --verify refs/heads/master)" = "z$here"
	412	'
9ed36cfa	413
e166fe36	414	test_expect_success 'checkout with --track fakes a sensible -b <name>' '
88a9f72f	415	git config remote.origin.fetch "+refs/heads/:refs/remotes/origin/" &&
bb0ceb62	416	git update-ref refs/remotes/origin/koala/bear renamer &&
9188ed89	417
bb0ceb62 JS	418	git checkout --track origin/koala/bear &&
bb0ceb62 JS	419	test "refs/heads/koala/bear" = "$(git symbolic-ref HEAD)" &&
9188ed89 AR	420	test "$(git rev-parse HEAD)" = "$(git rev-parse renamer)" &&
	421
	422	git checkout master && git branch -D koala/bear &&
	423
	424	git checkout --track refs/remotes/origin/koala/bear &&
	425	test "refs/heads/koala/bear" = "$(git symbolic-ref HEAD)" &&
	426	test "$(git rev-parse HEAD)" = "$(git rev-parse renamer)" &&
	427
	428	git checkout master && git branch -D koala/bear &&
	429
	430	git checkout --track remotes/origin/koala/bear &&
	431	test "refs/heads/koala/bear" = "$(git symbolic-ref HEAD)" &&
9188ed89 AR	432	test "$(git rev-parse HEAD)" = "$(git rev-parse renamer)"
9188ed89 AR	433	'
bb0ceb62	434
e166fe36 CM	435	test_expect_success 'checkout with --track, but without -b, fails with too short tracked name' '
	436	test_must_fail git checkout --track renamer
	437	'
bb0ceb62	438
eac5a401	439	setup_conflicting_index () {
8fdcf312 JH	440	rm -f .git/index &&
	441	O=$(echo original \| git hash-object -w --stdin) &&
	442	A=$(echo ourside \| git hash-object -w --stdin) &&
	443	B=$(echo theirside \| git hash-object -w --stdin) &&
	444	(
	445	echo "100644 $A 0 fild" &&
	446	echo "100644 $O 1 file" &&
	447	echo "100644 $A 2 file" &&
	448	echo "100644 $B 3 file" &&
	449	echo "100644 $A 0 filf"
eac5a401 JH	450	) \| git update-index --index-info
	451	}
	452
	453	test_expect_success 'checkout an unmerged path should fail' '
	454	setup_conflicting_index &&
8fdcf312 JH	455	echo "none of the above" >sample &&
	456	cat sample >fild &&
	457	cat sample >file &&
	458	cat sample >filf &&
	459	test_must_fail git checkout fild file filf &&
	460	test_cmp sample fild &&
	461	test_cmp sample filf &&
	462	test_cmp sample file
	463	'
	464
db941099	465	test_expect_success 'checkout with an unmerged path can be ignored' '
eac5a401	466	setup_conflicting_index &&
db941099 JH	467	echo "none of the above" >sample &&
	468	echo ourside >expect &&
	469	cat sample >fild &&
	470	cat sample >file &&
	471	cat sample >filf &&
	472	git checkout -f fild file filf &&
	473	test_cmp expect fild &&
	474	test_cmp expect filf &&
	475	test_cmp sample file
	476	'
	477
38901a48	478	test_expect_success 'checkout unmerged stage' '
eac5a401	479	setup_conflicting_index &&
38901a48 JH	480	echo "none of the above" >sample &&
	481	echo ourside >expect &&
	482	cat sample >fild &&
	483	cat sample >file &&
	484	cat sample >filf &&
	485	git checkout --ours . &&
	486	test_cmp expect fild &&
	487	test_cmp expect filf &&
	488	test_cmp expect file &&
	489	git checkout --theirs file &&
	490	test ztheirside = "z$(cat file)"
	491	'
	492
0cf8581e	493	test_expect_success 'checkout with --merge' '
eac5a401	494	setup_conflicting_index &&
0cf8581e JH	495	echo "none of the above" >sample &&
	496	echo ourside >expect &&
	497	cat sample >fild &&
	498	cat sample >file &&
	499	cat sample >filf &&
	500	git checkout -m -- fild file filf &&
	501	(
e974e06d ES	502	echo "<<<<<<< ours" &&
	503	echo ourside &&
	504	echo "=======" &&
	505	echo theirside &&
0cf8581e JH	506	echo ">>>>>>> theirs"
	507	) >merged &&
	508	test_cmp expect fild &&
	509	test_cmp expect filf &&
	510	test_cmp merged file
	511	'
	512
	513	test_expect_success 'checkout with --merge, in diff3 -m style' '
	514	git config merge.conflictstyle diff3 &&
eac5a401	515	setup_conflicting_index &&
0cf8581e JH	516	echo "none of the above" >sample &&
	517	echo ourside >expect &&
	518	cat sample >fild &&
	519	cat sample >file &&
	520	cat sample >filf &&
	521	git checkout -m -- fild file filf &&
	522	(
e974e06d ES	523	echo "<<<<<<< ours" &&
	524	echo ourside &&
	525	echo "\|\|\|\|\|\|\| base" &&
	526	echo original &&
	527	echo "=======" &&
	528	echo theirside &&
0cf8581e JH	529	echo ">>>>>>> theirs"
	530	) >merged &&
	531	test_cmp expect fild &&
	532	test_cmp expect filf &&
	533	test_cmp merged file
	534	'
	535
eac5a401 JH	536	test_expect_success 'checkout --conflict=merge, overriding config' '
	537	git config merge.conflictstyle diff3 &&
	538	setup_conflicting_index &&
	539	echo "none of the above" >sample &&
	540	echo ourside >expect &&
	541	cat sample >fild &&
	542	cat sample >file &&
	543	cat sample >filf &&
	544	git checkout --conflict=merge -- fild file filf &&
	545	(
e974e06d ES	546	echo "<<<<<<< ours" &&
	547	echo ourside &&
	548	echo "=======" &&
	549	echo theirside &&
eac5a401 JH	550	echo ">>>>>>> theirs"
	551	) >merged &&
	552	test_cmp expect fild &&
	553	test_cmp expect filf &&
	554	test_cmp merged file
	555	'
	556
	557	test_expect_success 'checkout --conflict=diff3' '
a6a4a88a	558	test_unconfig merge.conflictstyle &&
eac5a401 JH	559	setup_conflicting_index &&
	560	echo "none of the above" >sample &&
	561	echo ourside >expect &&
	562	cat sample >fild &&
	563	cat sample >file &&
	564	cat sample >filf &&
	565	git checkout --conflict=diff3 -- fild file filf &&
	566	(
e974e06d ES	567	echo "<<<<<<< ours" &&
	568	echo ourside &&
	569	echo "\|\|\|\|\|\|\| base" &&
	570	echo original &&
	571	echo "=======" &&
	572	echo theirside &&
eac5a401 JH	573	echo ">>>>>>> theirs"
	574	) >merged &&
	575	test_cmp expect fild &&
	576	test_cmp expect filf &&
	577	test_cmp merged file
	578	'
	579
352eadc4 DB	580	test_expect_success 'failing checkout -b should not break working tree' '
	581	git reset --hard master &&
	582	git symbolic-ref HEAD refs/heads/master &&
	583	test_must_fail git checkout -b renamer side^ &&
	584	test $(git symbolic-ref HEAD) = refs/heads/master &&
	585	git diff --exit-code &&
	586	git diff --cached --exit-code
352eadc4 DB	587	'
352eadc4 DB	588
e4b09dad NS	589	test_expect_success 'switch out of non-branch' '
	590	git reset --hard master &&
	591	git checkout master^0 &&
	592	echo modified >one &&
	593	test_must_fail git checkout renamer 2>error.log &&
	594	! grep "^Previous HEAD" error.log
	595	'
	596
6d6f9acc JH	597	(
	598	echo "#!$SHELL_PATH"
	599	cat <<\EOF
	600	O=$1 A=$2 B=$3
	601	cat "$A" >.tmp
	602	exec >"$A"
	603	echo '<<<<<<< filfre-theirs'
	604	cat "$B"
	605	echo '\|\|\|\|\|\|\| filfre-common'
	606	cat "$O"
	607	echo '======='
	608	cat ".tmp"
	609	echo '>>>>>>> filfre-ours'
	610	rm -f .tmp
	611	exit 1
	612	EOF
	613	) >filfre.sh
	614	chmod +x filfre.sh
	615
	616	test_expect_success 'custom merge driver with checkout -m' '
	617	git reset --hard &&
	618
	619	git config merge.filfre.driver "./filfre.sh %O %A %B" &&
	620	git config merge.filfre.name "Feel-free merge driver" &&
	621	git config merge.filfre.recursive binary &&
	622	echo "arm merge=filfre" >.gitattributes &&
	623
	624	git checkout -b left &&
	625	echo neutral >arm &&
	626	git add arm .gitattributes &&
	627	test_tick &&
	628	git commit -m neutral &&
	629	git branch right &&
	630
	631	echo left >arm &&
	632	test_tick &&
	633	git commit -a -m left &&
	634	git checkout right &&
	635
	636	echo right >arm &&
	637	test_tick &&
	638	git commit -a -m right &&
	639
	640	test_must_fail git merge left &&
	641	(
	642	for t in filfre-common left right
	643	do
	644	grep $t arm \|\| exit 1
	645	done
6d6f9acc JH	646	) &&
	647
	648	mv arm expect &&
	649	git checkout -m arm &&
	650	test_cmp expect arm
	651	'
	652
abc02670	653	test_done