#!/usr/bin/env atf-sh

. $(atf_get_srcdir)/../test_env.sh
EXECUTOR="$(atf_get_srcdir)/../../executor-scripts/linux/gre"

tests_init \
	basic_bringup \
	basic_teardown \
	flags_bringup

basic_bringup_body() {
	export MOCK=echo IFACE=tun0 PHASE=pre-up \
		IF_GRE_LOCAL=1.2.3.4 IF_GRE_REMOTE=5.6.7.8 \
		IF_GRE_TTL=255
	atf_check -s exit:0 \
		-o match:"ip -4 link add tun0" \
		-o match:"mode gre" \
		-o match:"ttl '255'" \
		-o match:"local '1.2.3.4'" \
		-o match:"remote '5.6.7.8'" \
		${EXECUTOR}
}

basic_teardown_body() {
	export MOCK=echo IFACE=tun0 PHASE=post-down \
		IF_GRE_LOCAL=1.2.3.4 IF_GRE_REMOTE=5.6.7.8 \
		IF_GRE_TTL=255
	atf_check -s exit:0 \
		-o match:"ip -4 link del tun0" \
		${EXECUTOR}
}

flags_bringup_body() {
	export MOCK=echo IFACE=tun0 PHASE=pre-up \
		IF_GRE_LOCAL=1.2.3.4 IF_GRE_REMOTE=5.6.7.8 \
		IF_GRE_TTL=255 IF_GRE_FLAGS="nopmtudisc ignore-df"
	atf_check -s exit:0 \
		-o match:"ip -4 link add tun0" \
		-o match:"mode gre" \
		-o match:"ttl '255'" \
		-o match:"local '1.2.3.4'" \
		-o match:"remote '5.6.7.8'" \
		-o match:"nopmtudisc ignore-df" \
		${EXECUTOR}
}