tests/test-rebase-pull

shrink-revlog: improve performance: use changegroup instead of revisions

Before:
real	0m23.971s

Now:
real	0m4.229s

The only case where the output would be different is if the newer hg was using
a different diff algorithm than used originally.

#!/bin/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
}

cd $BASE
rm -rf a
hg init a
cd a
addcommit "C1" 0
addcommit "C2" 1

cd ..
hg clone a b
# This is needed to test pull --rebase
hg clone a c

cd b
addcommit "L1" 2

cd ../a
addcommit "R1" 3

cd ../b
echo
echo "% Now b has one revision to be pulled from a"
hg pull --rebase 2>&1 | sed -e 's/\(saving bundle to \).*/\1/' \
                -e 's/\(pulling from \).*/\1/'

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

echo
echo "% Re-run pull --rebase"
hg pull --rebase 2>&1 | sed 's/\(pulling from \).*/\1/'

echo
echo "% Invoke pull --rebase and nothing to rebase"
cd ../c
hg pull --rebase 2>&1 | sed 's/\(pulling from \).*/\1/'
hg glog --template '{rev}\n' -l 1

echo
echo "% pull --rebase --update should ignore --update"
hg pull --rebase --update 2>&1 | sed 's/\(pulling from \).*/\1/'

echo
echo "% pull --rebase doesn't update if nothing has been pulled"
hg up 1
hg pull --rebase 2>&1 | sed 's/\(pulling from \).*/\1/'
hg glog --template '{rev}\n' -l 1

exit 0