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path: root/t/t6022-merge-rename.sh
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#!/bin/sh
 
test_description='Merge-recursive merging renames'
. ./test-lib.sh
 
test_expect_success setup \
'
cat >A <<\EOF &&
a aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa
b bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb
c cccccccccccccccccccccccccccccccccccccccccccccccc
d dddddddddddddddddddddddddddddddddddddddddddddddd
e eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee
f ffffffffffffffffffffffffffffffffffffffffffffffff
g gggggggggggggggggggggggggggggggggggggggggggggggg
h hhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhhh
i iiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii
j jjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjjj
k kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk
l llllllllllllllllllllllllllllllllllllllllllllllll
m mmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmmm
n nnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnnn
o oooooooooooooooooooooooooooooooooooooooooooooooo
EOF
 
cat >M <<\EOF &&
A AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
B BBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBBB
C CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC
D DDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDDD
E EEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEEE
F FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF
G GGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGGG
H HHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHHH
I IIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIII
J JJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJJ
K KKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKKK
L LLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLL
M MMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMMM
N NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
O OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO
EOF
 
git add A M &&
git commit -m initial &&
git branch white &&
git branch red &&
git branch blue &&
 
sed -e "/^g /s/.*/g : master changes a line/" <A >A+ &&
mv A+ A &&
git commit -a -m "master updates A" &&
 
git checkout white &&
sed -e "/^g /s/.*/g : white changes a line/" <A >B &&
sed -e "/^G /s/.*/G : colored branch changes a line/" <M >N &&
rm -f A M &&
git update-index --add --remove A B M N &&
git commit -m "white renames A->B, M->N" &&
 
git checkout red &&
sed -e "/^g /s/.*/g : red changes a line/" <A >B &&
sed -e "/^G /s/.*/G : colored branch changes a line/" <M >N &&
rm -f A M &&
git update-index --add --remove A B M N &&
git commit -m "red renames A->B, M->N" &&
 
git checkout blue &&
sed -e "/^g /s/.*/g : blue changes a line/" <A >C &&
sed -e "/^G /s/.*/G : colored branch changes a line/" <M >N &&
rm -f A M &&
git update-index --add --remove A C M N &&
git commit -m "blue renames A->C, M->N" &&
 
git checkout master'
 
test_expect_success 'pull renaming branch into unrenaming one' \
'
	git show-branch
	git pull . white && {
		echo "BAD: should have conflicted"
		exit 1
	}
	git ls-files -s
	test "$(git ls-files -u B | wc -l)" -eq 3 || {
		echo "BAD: should have left stages for B"
		exit 1	
	}
	test "$(git ls-files -s N | wc -l)" -eq 1 || {
		echo "BAD: should have merged N"
		exit 1	
	}
	sed -ne "/^g/{
	p
	q
	}" B | grep master || {
		echo "BAD: should have listed our change first"
		exit 1
	}
	test "$(git diff white N | wc -l)" -eq 0 || {
		echo "BAD: should have taken colored branch"
		exit 1
	}
'
 
test_expect_success 'pull renaming branch into another renaming one' \
'
	rm -f B
	git reset --hard
	git checkout red
	git pull . white && {
		echo "BAD: should have conflicted"
		exit 1
	}
	test "$(git ls-files -u B | wc -l)" -eq 3 || {
		echo "BAD: should have left stages"
		exit 1	
	}
	test "$(git ls-files -s N | wc -l)" -eq 1 || {
		echo "BAD: should have merged N"
		exit 1	
	}
	sed -ne "/^g/{
	p
	q
	}" B | grep red || {
		echo "BAD: should have listed our change first"
		exit 1
	}
	test "$(git diff white N | wc -l)" -eq 0 || {
		echo "BAD: should have taken colored branch"
		exit 1
	}
'
 
test_expect_success 'pull unrenaming branch into renaming one' \
'
	git reset --hard
	git show-branch
	git pull . master && {
		echo "BAD: should have conflicted"
		exit 1
	}
	test "$(git ls-files -u B | wc -l)" -eq 3 || {
		echo "BAD: should have left stages"
		exit 1	
	}
	test "$(git ls-files -s N | wc -l)" -eq 1 || {
		echo "BAD: should have merged N"
		exit 1	
	}
	sed -ne "/^g/{
	p
	q
	}" B | grep red || {
		echo "BAD: should have listed our change first"
		exit 1
	}
	test "$(git diff white N | wc -l)" -eq 0 || {
		echo "BAD: should have taken colored branch"
		exit 1
	}
'
 
test_expect_success 'pull conflicting renames' \
'
	git reset --hard
	git show-branch
	git pull . blue && {
		echo "BAD: should have conflicted"
		exit 1
	}
	test "$(git ls-files -u A | wc -l)" -eq 1 || {
		echo "BAD: should have left a stage"
		exit 1	
	}
	test "$(git ls-files -u B | wc -l)" -eq 1 || {
		echo "BAD: should have left a stage"
		exit 1	
	}
	test "$(git ls-files -u C | wc -l)" -eq 1 || {
		echo "BAD: should have left a stage"
		exit 1	
	}
	test "$(git ls-files -s N | wc -l)" -eq 1 || {
		echo "BAD: should have merged N"
		exit 1	
	}
	sed -ne "/^g/{
	p
	q
	}" B | grep red || {
		echo "BAD: should have listed our change first"
		exit 1
	}
	test "$(git diff white N | wc -l)" -eq 0 || {
		echo "BAD: should have taken colored branch"
		exit 1
	}
'
 
test_done