view tests/test-parentrevspec @ 8589:3edf133dcb5a

dirstate: skip step 3 in walk if nothing new will match

nothing will ever match on match.never
nothing new will match on match.exact (all found in step 1)
nothing new will match on match.match when
  there is no pattern and
  there is no direcory in pats

#!/bin/sh

commit()
{
    msg=$1
    p1=$2
    p2=$3

    if [ "$p1" ]; then
	hg up -qC $p1
    fi

    if [ "$p2" ]; then
	HGMERGE=true hg merge -q $p2
    fi

    echo >> foo

    hg commit -qAm "$msg"
}

hg init repo
cd repo

echo '[extensions]' > .hg/hgrc
echo 'hgext.parentrevspec =' >> .hg/hgrc

commit '0: add foo'
commit '1: change foo 1'
commit '2: change foo 2a'
commit '3: change foo 3a'
commit '4: change foo 2b' 1
commit '5: merge' 3 4
commit '6: change foo again'

hg log --template '{rev}:{node|short} {parents}\n'
echo

lookup()
{
    for rev in "$@"; do
	printf "$rev: "
	hg id -nr $rev
    done
    true
}

tipnode=`hg id -ir tip`

echo 'should work with tag/branch/node/rev'
for r in tip default $tipnode 6; do
    lookup "$r^"
done
echo

echo 'some random lookups'
lookup "6^^" "6^^^" "6^^^^" "6^^^^^" "6^^^^^^" "6^1" "6^2" "6^^2" "6^1^2" "6^^3"
lookup "6~" "6~1" "6~2" "6~3" "6~4" "6~5" "6~42" "6~1^2" "6~1^2~2"
echo

echo 'with a tag "6^" pointing to rev 1'
hg tag -l -r 1 "6^"
lookup "6^" "6^1" "6~1" "6^^"
echo

echo 'with a tag "foo^bar" pointing to rev 2'
hg tag -l -r 2 "foo^bar"
lookup "foo^bar" "foo^bar^"