package birdfmt

import "testing"

func TestRouteCommunityAttrs_StandardName(t *testing.T) {
	s, err := RouteCommunityAttrs("", "65000:120", "{}")
	if err != nil {
		t.Fatal(err)
	}
	if s != "    bgp_community.add((65000,120));" {
		t.Fatalf("got %q", s)
	}
}

func TestRouteCommunityAttrs_LargeJSON(t *testing.T) {
	s, err := RouteCommunityAttrs("large", "x", `{"large":[[65000,1,2]]}`)
	if err != nil {
		t.Fatal(err)
	}
	if s != "    bgp_large_community.add((65000,1,2));" {
		t.Fatalf("got %q", s)
	}
}

func TestRouteCommunityAttrs_StandardArrayOneElement(t *testing.T) {
	_, err := RouteCommunityAttrs("", "x", `{"standard":[65000]}`)
	if err == nil {
		t.Fatal("expected error for single-element standard pair")
	}
}