[openwrt] Add firewall rule uci parsing test

Author: jonathanunderwood

tests/openwrt/test_firewall.py

@@ -290,6 +290,10 @@ def test_render_rule_6(self):
         expected = self._tabs(self._rule_6_uci)
         self.assertEqual(o.render(), expected)
 
+    def test_parse_rule_6(self):
+        o = OpenWrt(native=self._rule_6_uci)
+        self.assertEqual(o.config, self._rule_6_netjson)
+
     _zone_1_netjson = {
         "firewall": {
             "zones": [