tests/test-dispatch

parsers: fix some signed comparison issues

(spotted by Steve Borho)

#!/bin/sh
# test command parsing and dispatch

"$TESTDIR/hghave" no-outer-repo || exit 80

hg init a
cd a
echo a > a
hg ci -Ama

echo "# missing arg"
hg cat

echo '% [defaults]'
hg cat a
cat >> $HGRCPATH <<EOF
[defaults]
cat = -r null
EOF
hg cat a

echo '% no repo'
cd ..
hg cat

exit 0