py3: use .startswith() instead of bytes[0]
Doing bytes[0] will return the ascii value of that position which breaks
comparison with a bytechar.
This makes test-absorb.t work again on py3.
Differential Revision: https://phab.mercurial-scm.org/D6508
#require test-repo
Enable obsolescence to avoid the warning issue when obsmarker are found
$ . "$TESTDIR/helpers-testrepo.sh"
Go back in the hg repo
$ cd $TESTDIR/..
$ REVSET='not public() and ::. and not desc("# no-check-commit")'
$ mkdir "$TESTTMP/p"
$ REVS=`testrepohg log -r "$REVSET" -T.`
$ if [ -n "$REVS" ] ; then
> testrepohg export --git -o "$TESTTMP/p/%n-%h" -r "$REVSET"
> for f in `ls "$TESTTMP/p"`; do
> contrib/check-commit < "$TESTTMP/p/$f" > "$TESTTMP/check-commit.out"
> if [ $? -ne 0 ]; then
> node="${f##*-}"
> echo "Revision $node does not comply with rules"
> echo '------------------------------------------------------'
> cat ${TESTTMP}/check-commit.out
> echo
> fi
> done
> fi