diff --git a/testdata/uci_show_firewall.txt b/testdata/uci_show_firewall.txt
new file mode 100644
index 0000000..6e7bd14
--- /dev/null
+++ b/testdata/uci_show_firewall.txt
@@ -0,0 +1,137 @@
+firewall.@defaults[0]=defaults
+firewall.@defaults[0].syn_flood='1'
+firewall.@defaults[0].input='ACCEPT'
+firewall.@defaults[0].output='ACCEPT'
+firewall.@defaults[0].forward='REJECT'
+firewall.@zone[0]=zone
+firewall.@zone[0].name='lan'
+firewall.@zone[0].input='ACCEPT'
+firewall.@zone[0].output='ACCEPT'
+firewall.@zone[0].forward='ACCEPT'
+firewall.@zone[0].network='lan'
+firewall.@zone[1]=zone
+firewall.@zone[1].name='wan'
+firewall.@zone[1].input='REJECT'
+firewall.@zone[1].output='ACCEPT'
+firewall.@zone[1].forward='REJECT'
+firewall.@zone[1].masq='1'
+firewall.@zone[1].mtu_fix='1'
+firewall.@zone[1].network='wan wan6'
+firewall.@forwarding[0]=forwarding
+firewall.@forwarding[0].src='lan'
+firewall.@forwarding[0].dest='wan'
+firewall.@rule[0]=rule
+firewall.@rule[0].name='Allow-Ping'
+firewall.@rule[0].src='wan'
+firewall.@rule[0].proto='icmp'
+firewall.@rule[0].icmp_type='echo-request'
+firewall.@rule[0].family='ipv4'
+firewall.@rule[0].target='ACCEPT'
+firewall.@rule[1]=rule
+firewall.@rule[1].name='Allow-IGMP'
+firewall.@rule[1].src='wan'
+firewall.@rule[1].proto='igmp'
+firewall.@rule[1].family='ipv4'
+firewall.@rule[1].target='ACCEPT'
+firewall.@rule[2]=rule
+firewall.@rule[2].name='Allow-DHCPv6'
+firewall.@rule[2].src='wan'
+firewall.@rule[2].proto='udp'
+firewall.@rule[2].src_ip='fe80::/10'
+firewall.@rule[2].src_port='547'
+firewall.@rule[2].dest_ip='fe80::/10'
+firewall.@rule[2].dest_port='546'
+firewall.@rule[2].family='ipv6'
+firewall.@rule[2].target='ACCEPT'
+firewall.@rule[3]=rule
+firewall.@rule[3].name='Allow-MLD'
+firewall.@rule[3].src='wan'
+firewall.@rule[3].proto='icmp'
+firewall.@rule[3].src_ip='fe80::/10'
+firewall.@rule[3].icmp_type='130/0' '131/0' '132/0' '143/0'
+firewall.@rule[3].family='ipv6'
+firewall.@rule[3].target='ACCEPT'
+firewall.@rule[4]=rule
+firewall.@rule[4].name='Allow-ICMPv6-Input'
+firewall.@rule[4].src='wan'
+firewall.@rule[4].proto='icmp'
+firewall.@rule[4].icmp_type='echo-request' 'echo-reply' 'destination-unreachable' 'packet-too-big' 'time-exceeded' 'bad-header' 'unknown-header-type' 'router-solicitation' 'neighbour-solicitation' 'router-advertisement' 'neighbour-advertisement'
+firewall.@rule[4].limit='1000/sec'
+firewall.@rule[4].family='ipv6'
+firewall.@rule[4].target='ACCEPT'
+firewall.@rule[5]=rule
+firewall.@rule[5].name='Allow-ICMPv6-Forward'
+firewall.@rule[5].src='wan'
+firewall.@rule[5].dest='*'
+firewall.@rule[5].proto='icmp'
+firewall.@rule[5].icmp_type='echo-request' 'echo-reply' 'destination-unreachable' 'packet-too-big' 'time-exceeded' 'bad-header' 'unknown-header-type'
+firewall.@rule[5].limit='1000/sec'
+firewall.@rule[5].family='ipv6'
+firewall.@rule[5].target='ACCEPT'
+firewall.@include[0]=include
+firewall.@include[0].path='/etc/firewall.user'
+firewall.@rule[6]=rule
+firewall.@rule[6].src='wan'
+firewall.@rule[6].dest='lan'
+firewall.@rule[6].proto='esp'
+firewall.@rule[6].target='ACCEPT'
+firewall.@rule[7]=rule
+firewall.@rule[7].src='wan'
+firewall.@rule[7].dest='lan'
+firewall.@rule[7].dest_port='500'
+firewall.@rule[7].proto='udp'
+firewall.@rule[7].target='ACCEPT'
+firewall.@rule[8]=rule
+firewall.@rule[8].target='ACCEPT'
+firewall.@rule[8].src='wan'
+firewall.@rule[8].proto='tcp'
+firewall.@rule[8].dest_port='22'
+firewall.@rule[8].name='SSH'
+firewall.@rule[9]=rule
+firewall.@rule[9].target='ACCEPT'
+firewall.@rule[9].src='wan'
+firewall.@rule[9].proto='tcp'
+firewall.@rule[9].dest_port='80'
+firewall.@rule[9].name='HTTP'
+firewall.@zone[2]=zone
+firewall.@zone[2].name='efs'
+firewall.@zone[2].forward='REJECT'
+firewall.@zone[2].input='REJECT'
+firewall.@zone[2].output='REJECT'
+firewall.@zone[2].network=' '
+firewall.@zone[3]=zone
+firewall.@zone[3].name='dds'
+firewall.@zone[3].forward='REJECT'
+firewall.@zone[3].input='REJECT'
+firewall.@zone[3].output='ACCEPT'
+firewall.@zone[3].network=' '
+firewall.@rule[10]=rule
+firewall.@rule[10].target='ACCEPT'
+firewall.@rule[10].proto='tcp'
+firewall.@rule[10].dest_port='9090'
+firewall.@rule[10].name='MyTestRule'
+firewall.@rule[10].src='wan'
+firewall.@rule[11]=rule
+firewall.@rule[11].name='MyTestRule'
+firewall.@rule[11].src='wan'
+firewall.@rule[11].target='ACCEPT'
+firewall.@rule[11].proto='tcp'
+firewall.@rule[11].dest_port='9090'
+firewall.@rule[12]=rule
+firewall.@rule[12].src='wan'
+firewall.@rule[12].target='ACCEPT'
+firewall.@rule[12].proto='tcp'
+firewall.@rule[12].dest_port='9090'
+firewall.@rule[12].name='MyTestRule'
+firewall.@rule[13]=rule
+firewall.@rule[13].name='MyTestRule'
+firewall.@rule[13].src='wan'
+firewall.@rule[13].target='ACCEPT'
+firewall.@rule[13].proto='tcp'
+firewall.@rule[13].dest_port='9090'
+firewall.@rule[14]=rule
+firewall.@rule[14].dest_port='9090'
+firewall.@rule[14].name='MyTestRule'
+firewall.@rule[14].src='wan'
+firewall.@rule[14].target='ACCEPT'
+firewall.@rule[14].proto='tcp'