#!/bin/sh

. $TESTDIR/helpers.sh

echo "[extensions]" >> $HGRCPATH

echo "graphlog=" >> $HGRCPATH

echo "rebase=" >> $HGRCPATH

BASE=`pwd`

addcommit () {

    echo $1 > $1

    hg add $1

    hg commit -d "${2} 0" -m $1

}

commit () {

    hg commit -d "${2} 0" -m $1

}

createrepo () {

    cd $BASE

    rm -rf a

    hg init a

    cd a

    addcommit "A" 0

    addcommit "B" 1

    addcommit "C" 2

    addcommit "D" 3

    hg update -C 0

    addcommit "E" 4

    hg update -C 0

    addcommit "F" 5

    hg merge -r 4

    commit "G" 6

    hg update -C 5

    addcommit "H" 7

}

createrepo > /dev/null 2>&1

hg glog  --template '{rev}: {desc}\n'

echo '% Rebasing B onto H'

hg up -C 3

hg rebase --collapse --keepbranches | hidebackup

hg glog  --template '{rev}: {desc}\n'

echo "Expected A, B, C, D, F, H"

hg manifest

createrepo > /dev/null 2>&1

echo

echo '% Rebasing G onto H'

hg rebase --base 6 --collapse | hidebackup

hg glog  --template '{rev}: {desc}\n'

echo "Expected A, E, F, H"

hg manifest

createrepocomplex () {

    cd $BASE

    rm -rf a

    hg init a

    cd a

    addcommit "A" 0

    addcommit "B" 1

    hg up 0

    addcommit "C" 2

    hg merge

    commit "D" 3

    hg up 1

    addcommit "E" 4

    addcommit "F" 5

    hg merge

    commit "G" 6

    hg up 0

    addcommit "H" 7

}

echo

createrepocomplex > /dev/null 2>&1

hg glog  --template '{rev}: {desc}\n'

echo

echo '% Rebase and collapse - more than one external (fail)'

hg rebase -s 2 --collapse

echo

echo '% Rebase and collapse - E onto H'

hg rebase -s 4 --collapse | hidebackup

hg glog  --template '{rev}: {desc}\n'

echo "Expected A, B, C, E, F, H"

hg manifest

createrepocomplex () {

    cd $BASE

    rm -rf a

    hg init a

    cd a

    addcommit "A" 0

    addcommit "B" 1

    hg up 0

    addcommit "C" 2

    hg merge

    commit "D" 3

    hg up 1

    addcommit "E" 4

    echo "F" > E

    commit "F" 5

    addcommit "G" 6

    hg merge

    commit "H" 7

    hg up 0

    addcommit "I" 8

}

echo

createrepocomplex > /dev/null 2>&1

hg glog  --template '{rev}: {desc}\n'

echo

echo '% Rebase and collapse - E onto I'

hg rebase -s 4 --collapse | hidebackup

hg glog  --template '{rev}: {desc}\n'

echo "Expected A, B, C, E, G, I"

hg manifest

echo 'Cat E:'

cat E

createrepocomplex () {

    cd $BASE

    rm -rf a

    hg init a

    cd a

    addcommit "A" 0

    addcommit "B" 1

    addcommit "C" 2

    hg up 1

    addcommit "D" 3

    hg merge

    commit "E" 4

    hg up 0

    addcommit "F" 5

}

echo

createrepocomplex > /dev/null 2>&1

hg glog  --template '{rev}: {desc}\n'

echo

echo '% Rebase and collapse - B onto F'

hg rebase -s 1 --collapse | hidebackup

hg glog  --template '{rev}: {desc}\n'

echo "Expected A, B, C, D, F"

hg manifest

exit 0