package app

import "testing"

func TestIsContainerIfaceIncludesNetnsVeth(t *testing.T) {
	cases := map[string]bool{
		"docker0":      true,
		"br-abcdef123": true,
		"veth123":      true,
		"svh6198e294":  true,
		"svn6198e294":  true,
		"eth0":         false,
		"tun0":         false,
	}
	for iface, want := range cases {
		if got := isContainerIface(iface); got != want {
			t.Fatalf("isContainerIface(%q)=%v want=%v", iface, got, want)
		}
	}
}

func TestRouteLineIsLinkDown(t *testing.T) {
	if !routeLineIsLinkDown("10.240.20.0/30 dev svh6a59db31 proto kernel scope link src 10.240.20.1 linkdown") {
		t.Fatalf("expected linkdown route to be detected")
	}
	if routeLineIsLinkDown("10.240.20.0/30 dev svh6198e294 proto kernel scope link src 10.240.20.1") {
		t.Fatalf("unexpected linkdown detection for active route")
	}
}