package godns_test

import (
	"strings"
	"testing"

	godns "gitea.neitzel.de/konrad/go-dns"
)

func TestNewClientRejectsNonASCIIZone(t *testing.T) {
	t.Parallel()

	_, err := godns.NewClient("127.0.0.1:53", "exämple.test", fixtureTSIG())
	if err == nil {
		t.Fatal("expected error for non-ASCII zone name")
	}
	if !strings.Contains(strings.ToLower(err.Error()), "ascii") {
		t.Fatalf("error should mention ASCII, got %v", err)
	}
}

func TestNewClientRejectsEmptyTSIG(t *testing.T) {
	t.Parallel()

	_, err := godns.NewClient("127.0.0.1:53", "example.test", godns.TSIG{})
	if err == nil {
		t.Fatal("expected error for empty TSIG")
	}
}

func TestNewClientAcceptsASCIIZone(t *testing.T) {
	t.Parallel()

	client, err := godns.NewClient("127.0.0.1", "example.test", fixtureTSIG())
	if err != nil {
		t.Fatal(err)
	}
	if client == nil {
		t.Fatal("expected client")
	}
}

const fixtureSecret = "dGVzdC1maXh0dXJlLWhtYWMtc2hhMjU2LWtleSEhISE="

func fixtureTSIG() godns.TSIG {
	return godns.TSIG{
		Name:      "go-dns-test",
		Algorithm: "hmac-sha256",
		Secret:    fixtureSecret,
	}
}