echo "[extensions]" >> $HGRCPATH

echo "mq=" >> $HGRCPATH

teststrip() {

    hg up -C $1

    echo % before update $1, strip $2

    hg parents

    hg strip $2 2>&1 | sed 's/\(saving bundle to \).*/\1/'

    echo % after update $1, strip $2

    hg parents

    hg unbundle -q .hg/strip-backup/*

    rm .hg/strip-backup/*

}

hg init test

cd test

echo foo > bar

hg ci -Ama

echo more >> bar

hg ci -Amb

echo blah >> bar

hg ci -Amc

hg up 1

echo blah >> bar

hg ci -Amd

echo final >> bar

hg ci -Ame

hg log

teststrip 4 4

teststrip 4 3

teststrip 1 4

teststrip 4 2

teststrip 4 1

teststrip null 4

hg log

hg up -C 2

hg merge 4

echo % before strip of merge parent

hg parents

hg strip 4 2>&1 | sed 's/\(saving bundle to \).*/\1/'

echo % after strip of merge parent

hg parents