if rule != nil && rule.Chain == chain {
			rules = append(rules, rule)
		}
	}
	return rules
}

// checkIptables to check expected iptables chain and rules. The got rules must have same number and order as the
// expected rules.
func checkIptables(t *testing.T, ipt *iptablestest.FakeIPTables, epIpt netlinktest.ExpectedIptablesChain) {
	for epChain, epRules := range epIpt {