tests/test-rollback

Pass normalized directory names to the ignore function

This fixes a bad performance regression caused by dd0d9bd91e0a.

#!/bin/sh

mkdir t
cd t
hg init
echo a > a
hg add a
hg commit -m "test" -d "1000000 0"
hg verify
hg parents
hg status
hg rollback
hg verify
hg parents
hg status