diff --git a/common/net.go b/common/net.go
index 5db5ae8ff..4dd503127 100644
--- a/common/net.go
+++ b/common/net.go
@@ -28,7 +28,7 @@ func HumanFriendlyTraffic(bytes uint64) string {
 func PickPort(network string, host string) int {
 	switch network {
 	case "tcp":
-		for retry := 0; retry < 50; retry++ {
+		for retry := 0; retry < 16; retry++ {
 			l, err := net.Listen("tcp", host+":0")
 			if err != nil {
 				continue
@@ -41,7 +41,7 @@ func PickPort(network string, host string) int {
 			return int(p)
 		}
 	case "udp":
-		for retry := 0; retry < 50; retry++ {
+		for retry := 0; retry < 16; retry++ {
 			conn, err := net.ListenPacket("udp", host+":0")
 			if err != nil {
 				continue
diff --git a/redirector/redirector_test.go b/redirector/redirector_test.go
index 855aa28f4..4a2c662e0 100644
--- a/redirector/redirector_test.go
+++ b/redirector/redirector_test.go
@@ -1,15 +1,15 @@
 package redirector
 
 import (
-	"bytes"
 	"context"
-	"io"
+	"fmt"
 	"net"
+	"net/http"
+	"strings"
 	"testing"
 
 	"github.com/p4gefau1t/trojan-go/common"
 	"github.com/p4gefau1t/trojan-go/test/util"
-	"github.com/p4gefau1t/trojan-go/tunnel"
 )
 
 func TestRedirector(t *testing.T) {
@@ -27,26 +27,37 @@ func TestRedirector(t *testing.T) {
 		RedirectTo:  fakeAddr,
 		InboundConn: fakeConn,
 	})
+	redir.Redirect(&Redirection{
+		Dial:        nil,
+		RedirectTo:  nil,
+		InboundConn: fakeConn,
+	})
+	redir.Redirect(&Redirection{
+		Dial:        nil,
+		RedirectTo:  fakeAddr,
+		InboundConn: nil,
+	})
 	l, err := net.Listen("tcp", "127.0.0.1:0")
 	common.Must(err)
 	conn1, err := net.Dial("tcp", l.Addr().String())
 	common.Must(err)
 	conn2, err := l.Accept()
 	common.Must(err)
+	redirAddr, err := net.ResolveTCPAddr("tcp", util.HTTPAddr)
+	common.Must(err)
 	redir.Redirect(&Redirection{
 		Dial:        nil,
-		RedirectTo:  tunnel.NewAddressFromHostPort("tcp", "127.0.0.1", util.EchoPort),
+		RedirectTo:  redirAddr,
 		InboundConn: conn2,
 	})
-	payload := util.GeneratePayload(128)
-	common.Must2(conn1.Write(payload))
-	buf := make([]byte, 128)
-	n, err := io.ReadFull(conn2, buf)
-	if n != 128 || err != nil {
-		t.Fatal(n, err)
-	}
-	if !bytes.Equal(buf, payload) {
-		t.Fatal("diff: ", payload, "\n", buf)
+	req, err := http.NewRequest("GET", "http://localhost/", nil)
+	common.Must(err)
+	req.Write(conn1)
+	buf := make([]byte, 1024)
+	conn1.Read(buf)
+	fmt.Println(string(buf))
+	if !strings.HasPrefix(string(buf), "HTTP/1.1 200 OK") {
+		t.Fail()
 	}
 	cancel()
 	conn1.Close()
diff --git a/url/option_test.go b/url/option_test.go
index 1f3b69ac7..36546ca83 100644
--- a/url/option_test.go
+++ b/url/option_test.go
@@ -9,9 +9,10 @@ import (
 
 func TestUrl_Handle(t *testing.T) {
 	urlCases := []string{
-		"trojan-go://password@server.com/?type=ws&host=baidu.com&path=%2fwspath&encryption=ss%3Baes-256-gcm%3Bfuckgfw",
 		"trojan-go://password@server.com",
 		"trojan-go://password@server.com/?type=ws&host=baidu.com&path=%2fwspath",
+		"trojan-go://password@server.com/?encryption=ss%3Baes-256-gcm%3Bfuckgfw",
+		"trojan-go://password@server.com/?type=ws&host=baidu.com&path=%2fwspath&encryption=ss%3Baes-256-gcm%3Bfuckgfw",
 	}
 	optionCases := []string{
 		"mux=true;listen=127.0.0.1:0",
@@ -23,6 +24,8 @@ func TestUrl_Handle(t *testing.T) {
 				url:    &s,
 				option: &option,
 			}
+			u.Name()
+			u.Priority()
 			errChan := make(chan error, 1)
 			go func() {
 				errChan <- u.Handle()
@@ -30,7 +33,7 @@ func TestUrl_Handle(t *testing.T) {
 			select {
 			case err := <-errChan:
 				t.Fatal(err)
-			case <-time.After(time.Second * 2):
+			case <-time.After(time.Second * 1):
 			}
 		}
 	}