#!/bin/sh

get_entries_count() { # (chain)

	$XT_MULTI ebtables -L $1 | sed -n 's/.*entries: \([0-9]*\).*/\1/p'

}

set -x

case "$XT_MULTI" in

*/xtables-nft-multi)

	for t in filter nat;do

		$XT_MULTI ebtables -t $t -L || exit 1

		$XT_MULTI ebtables -t $t -X || exit 1

		$XT_MULTI ebtables -t $t -F || exit 1

	done

	for t in broute foobar ;do

		$XT_MULTI ebtables -t $t -L &&

		$XT_MULTI ebtables -t $t -X &&

		$XT_MULTI ebtables -t $t -F

		if [ $? -eq 0 ]; then

			echo "Expect nonzero return for unsupported table"

			exit 1

		fi

	done

	$XT_MULTI ebtables -t filter -N FOO || exit 1

	$XT_MULTI ebtables -t filter -N FOO

	if [ $? -eq 0 ]; then

		echo "Duplicate chain FOO"

		$XT_MULTI ebtables -t filter -L

		exit 1

	fi

	entries=$(get_entries_count FOO)

	if [ $entries -ne 0 ]; then

		echo "Unexpected entries count in empty unreferenced chain (expected 0, have $entries)"

		$XT_MULTI ebtables -L

		exit 1

	fi

	$XT_MULTI ebtables -A FORWARD -j FOO

	entries=$(get_entries_count FORWARD)

	if [ $entries -ne 1 ]; then

		echo "Unexpected entries count in FORWARD chain (expected 1, have $entries)"

		$XT_MULTI ebtables -L

		exit 1

	fi

	entries=$(get_entries_count FOO)

	if [ $entries -ne 0 ]; then

		echo "Unexpected entries count in empty referenced chain (expected 0, have $entries)"

		$XT_MULTI ebtables -L

		exit 1

	fi

	$XT_MULTI ebtables -A FOO -j ACCEPT

	entries=$(get_entries_count FOO)

	if [ $entries -ne 1 ]; then

		echo "Unexpected entries count in non-empty referenced chain (expected 1, have $entries)"

		$XT_MULTI ebtables -L

		exit 1

	fi

	$XT_MULTI ebtables -t filter -N BAR || exit 1

	$XT_MULTI ebtables -t filter -N BAZ || exit 1

	$XT_MULTI ebtables -t filter -L | grep -q FOO || exit 1

	$XT_MULTI ebtables -t filter -L | grep -q BAR || exit 1

	$XT_MULTI ebtables -t filter -L | grep -q BAZ || exit 1

	$XT_MULTI ebtables -t filter -L BAZ || exit 1

	$XT_MULTI ebtables -t filter -X BAZ || exit 1

	$XT_MULTI ebtables -t filter -L BAZ | grep -q BAZ

	if [ $? -eq 0 ]; then

		echo "Deleted chain -L BAZ ok, expected failure"

		$XT_MULTI ebtables -t filter -L

		exit 1

	fi

	$XT_MULTI ebtables -t $t -F || exit 0

	;;

*)

	echo "skip $XT_MULTI"

	;;

esac