tests/test-backout

repo.status: also compare flags for files in the lookup list.

We might be able to do something smarter about this in dirstate.status
for files in normallookup state, but that would require some extra
care to keep backwards compatibility.

#!/bin/sh

HGMERGE=true; export HGMERGE

hg init basic
cd basic

echo '# should complain'
hg backout
hg backout -r 0 0

echo '# basic operation'
echo a > a
hg commit -d '0 0' -A -m a
echo b >> a
hg commit -d '1 0' -m b

hg backout -d '2 0' tip
cat a

echo '# file that was removed is recreated'
cd ..
hg init remove
cd remove

echo content > a
hg commit -d '0 0' -A -m a

hg rm a
hg commit -d '1 0' -m b

hg backout -d '2 0' --merge tip
cat a

echo '# backout of backout is as if nothing happened'

hg backout -d '3 0' --merge tip
cat a 2>/dev/null || echo cat: a: No such file or directory

echo '# across branch'
cd ..
hg init branch
cd branch
echo a > a
hg ci -Am0 -d '0 0'
echo b > b
hg ci -Am1 -d '0 0'
hg co -C 0
# should fail
hg backout -d '0 0' 1
echo c > c
hg ci -Am2 -d '0 0'
# should fail
hg backout -d '0 0' 1

echo '# backout with merge'
cd ..
hg init merge
cd merge

echo line 1 > a
hg commit -d '0 0' -A -m a

echo line 2 >> a
hg commit -d '1 0' -m b

echo line 3 >> a
hg commit -d '2 0' -m c

hg backout --merge -d '3 0' 1
hg commit -d '4 0' -m d
cat a

echo '# backout should not back out subsequent changesets'
hg init onecs
cd onecs
echo 1 > a
hg commit -d '0 0' -A -m a
echo 2 >> a
hg commit -d '1 0' -m b
echo 1 > b
hg commit -d '2 0' -A -m c
hg backout -d '3 0' 1
hg locate b

cd ..
hg init m
cd m
echo a > a
hg commit -d '0 0' -A -m a
echo b > b
hg commit -d '1 0' -A -m b
echo c > c
hg commit -d '2 0' -A -m b
hg update 1
echo d > d
hg commit -d '3 0' -A -m c
hg merge 2
hg commit -d '4 0' -A -m d

echo '# backout of merge should fail'

hg backout 4

echo '# backout of merge with bad parent should fail'

hg backout --parent 0 4

echo '# backout of non-merge with parent should fail'

hg backout --parent 0 3

echo '# backout with valid parent should be ok'

hg backout -d '5 0' --parent 2 4

hg rollback
hg update -C

hg backout -d '6 0' --parent 3 4

exit 0