Xray-core/app/dns/nameserver_tcp_test.go

108 lines
2.7 KiB
Go

package dns_test
import (
"context"
"net/url"
"testing"
"time"
"github.com/google/go-cmp/cmp"
. "github.com/xtls/xray-core/app/dns"
"github.com/xtls/xray-core/common"
"github.com/xtls/xray-core/common/net"
dns_feature "github.com/xtls/xray-core/features/dns"
)
func TestTCPLocalNameServer(t *testing.T) {
url, err := url.Parse("tcp+local://8.8.8.8")
common.Must(err)
s, err := NewTCPLocalNameServer(url, QueryStrategy_USE_IP)
common.Must(err)
ctx, cancel := context.WithTimeout(context.Background(), time.Second*5)
ips, err := s.QueryIP(ctx, "google.com", net.IP(nil), dns_feature.IPOption{
IPv4Enable: true,
IPv6Enable: true,
}, false)
cancel()
common.Must(err)
if len(ips) == 0 {
t.Error("expect some ips, but got 0")
}
}
func TestTCPLocalNameServerWithCache(t *testing.T) {
url, err := url.Parse("tcp+local://8.8.8.8")
common.Must(err)
s, err := NewTCPLocalNameServer(url, QueryStrategy_USE_IP)
common.Must(err)
ctx, cancel := context.WithTimeout(context.Background(), time.Second*5)
ips, err := s.QueryIP(ctx, "google.com", net.IP(nil), dns_feature.IPOption{
IPv4Enable: true,
IPv6Enable: true,
}, false)
cancel()
common.Must(err)
if len(ips) == 0 {
t.Error("expect some ips, but got 0")
}
ctx2, cancel := context.WithTimeout(context.Background(), time.Second*5)
ips2, err := s.QueryIP(ctx2, "google.com", net.IP(nil), dns_feature.IPOption{
IPv4Enable: true,
IPv6Enable: true,
}, true)
cancel()
common.Must(err)
if r := cmp.Diff(ips2, ips); r != "" {
t.Fatal(r)
}
}
func TestTCPLocalNameServerWithIPv4Override(t *testing.T) {
url, err := url.Parse("tcp+local://8.8.8.8")
common.Must(err)
s, err := NewTCPLocalNameServer(url, QueryStrategy_USE_IP4)
common.Must(err)
ctx, cancel := context.WithTimeout(context.Background(), time.Second*5)
ips, err := s.QueryIP(ctx, "google.com", net.IP(nil), dns_feature.IPOption{
IPv4Enable: true,
IPv6Enable: true,
}, false)
cancel()
common.Must(err)
if len(ips) == 0 {
t.Error("expect some ips, but got 0")
}
for _, ip := range ips {
if len(ip) != net.IPv4len {
t.Error("expect only IPv4 response from DNS query")
}
}
}
func TestTCPLocalNameServerWithIPv6Override(t *testing.T) {
url, err := url.Parse("tcp+local://8.8.8.8")
common.Must(err)
s, err := NewTCPLocalNameServer(url, QueryStrategy_USE_IP6)
common.Must(err)
ctx, cancel := context.WithTimeout(context.Background(), time.Second*5)
ips, err := s.QueryIP(ctx, "google.com", net.IP(nil), dns_feature.IPOption{
IPv4Enable: true,
IPv6Enable: true,
}, false)
cancel()
common.Must(err)
if len(ips) == 0 {
t.Error("expect some ips, but got 0")
}
for _, ip := range ips {
if len(ip) != net.IPv6len {
t.Error("expect only IPv6 response from DNS query")
}
}
}