diff --git a/transport/internet/httpupgrade/dialer.go b/transport/internet/httpupgrade/dialer.go
index b54af9a6..9f909503 100644
--- a/transport/internet/httpupgrade/dialer.go
+++ b/transport/internet/httpupgrade/dialer.go
@@ -100,7 +100,7 @@ func dialhttpUpgrade(ctx context.Context, dest net.Destination, streamSettings *
 	return connRF, nil
 }
 
-func dial(ctx context.Context, dest net.Destination, streamSettings *internet.MemoryStreamConfig) (stat.Connection, error) {
+func Dial(ctx context.Context, dest net.Destination, streamSettings *internet.MemoryStreamConfig) (stat.Connection, error) {
 	newError("creating connection to ", dest).WriteToLog(session.ExportIDToError(ctx))
 
 	conn, err := dialhttpUpgrade(ctx, dest, streamSettings)
@@ -111,5 +111,5 @@ func dial(ctx context.Context, dest net.Destination, streamSettings *internet.Me
 }
 
 func init() {
-	common.Must(internet.RegisterTransportDialer(protocolName, dial))
+	common.Must(internet.RegisterTransportDialer(protocolName, Dial))
 }
diff --git a/transport/internet/httpupgrade/httpupgrade_test.go b/transport/internet/httpupgrade/httpupgrade_test.go
new file mode 100644
index 00000000..d8d3ad84
--- /dev/null
+++ b/transport/internet/httpupgrade/httpupgrade_test.go
@@ -0,0 +1,153 @@
+package httpupgrade_test
+
+import (
+	"context"
+	"runtime"
+	"testing"
+	"time"
+
+	"github.com/xtls/xray-core/common"
+	"github.com/xtls/xray-core/common/net"
+	"github.com/xtls/xray-core/common/protocol/tls/cert"
+	"github.com/xtls/xray-core/testing/servers/tcp"
+	"github.com/xtls/xray-core/transport/internet"
+	. "github.com/xtls/xray-core/transport/internet/httpupgrade"
+	"github.com/xtls/xray-core/transport/internet/stat"
+	"github.com/xtls/xray-core/transport/internet/tls"
+)
+
+func Test_listenHTTPUpgradeAndDial(t *testing.T) {
+	listenPort := tcp.PickPort()
+	listen, err := ListenHTTPUpgrade(context.Background(), net.LocalHostIP, listenPort, &internet.MemoryStreamConfig{
+		ProtocolName: "httpupgrade",
+		ProtocolSettings: &Config{
+			Path: "httpupgrade",
+		},
+	}, func(conn stat.Connection) {
+		go func(c stat.Connection) {
+			defer c.Close()
+
+			var b [1024]byte
+			_, err := c.Read(b[:])
+			if err != nil {
+				return
+			}
+
+			common.Must2(c.Write([]byte("Response")))
+		}(conn)
+	})
+	common.Must(err)
+
+	ctx := context.Background()
+	streamSettings := &internet.MemoryStreamConfig{
+		ProtocolName:     "httpupgrade",
+		ProtocolSettings: &Config{Path: "httpupgrade"},
+	}
+	conn, err := Dial(ctx, net.TCPDestination(net.DomainAddress("localhost"), listenPort), streamSettings)
+
+	common.Must(err)
+	_, err = conn.Write([]byte("Test connection 1"))
+	common.Must(err)
+
+	var b [1024]byte
+	n, err := conn.Read(b[:])
+	common.Must(err)
+	if string(b[:n]) != "Response" {
+		t.Error("response: ", string(b[:n]))
+	}
+
+	common.Must(conn.Close())
+	<-time.After(time.Second * 5)
+	conn, err = Dial(ctx, net.TCPDestination(net.DomainAddress("localhost"), listenPort), streamSettings)
+	common.Must(err)
+	_, err = conn.Write([]byte("Test connection 2"))
+	common.Must(err)
+	n, err = conn.Read(b[:])
+	common.Must(err)
+	if string(b[:n]) != "Response" {
+		t.Error("response: ", string(b[:n]))
+	}
+	common.Must(conn.Close())
+
+	common.Must(listen.Close())
+}
+
+func TestDialWithRemoteAddr(t *testing.T) {
+	listenPort := tcp.PickPort()
+	listen, err := ListenHTTPUpgrade(context.Background(), net.LocalHostIP, listenPort, &internet.MemoryStreamConfig{
+		ProtocolName: "httpupgrade",
+		ProtocolSettings: &Config{
+			Path: "httpupgrade",
+		},
+	}, func(conn stat.Connection) {
+		go func(c stat.Connection) {
+			defer c.Close()
+
+			var b [1024]byte
+			_, err := c.Read(b[:])
+			// common.Must(err)
+			if err != nil {
+				return
+			}
+
+			_, err = c.Write([]byte("Response"))
+			common.Must(err)
+		}(conn)
+	})
+	common.Must(err)
+
+	conn, err := Dial(context.Background(), net.TCPDestination(net.DomainAddress("localhost"), listenPort), &internet.MemoryStreamConfig{
+		ProtocolName:     "httpupgrade",
+		ProtocolSettings: &Config{Path: "httpupgrade", Header: map[string]string{"X-Forwarded-For": "1.1.1.1"}},
+	})
+
+	common.Must(err)
+	_, err = conn.Write([]byte("Test connection 1"))
+	common.Must(err)
+
+	var b [1024]byte
+	n, err := conn.Read(b[:])
+	common.Must(err)
+	if string(b[:n]) != "Response" {
+		t.Error("response: ", string(b[:n]))
+	}
+
+	common.Must(listen.Close())
+}
+
+func Test_listenHTTPUpgradeAndDial_TLS(t *testing.T) {
+	listenPort := tcp.PickPort()
+	if runtime.GOARCH == "arm64" {
+		return
+	}
+
+	start := time.Now()
+
+	streamSettings := &internet.MemoryStreamConfig{
+		ProtocolName: "httpupgrade",
+		ProtocolSettings: &Config{
+			Path: "httpupgrades",
+		},
+		SecurityType: "tls",
+		SecuritySettings: &tls.Config{
+			AllowInsecure: true,
+			Certificate:   []*tls.Certificate{tls.ParseCertificate(cert.MustGenerate(nil, cert.CommonName("localhost")))},
+		},
+	}
+	listen, err := ListenHTTPUpgrade(context.Background(), net.LocalHostIP, listenPort, streamSettings, func(conn stat.Connection) {
+		go func() {
+			_ = conn.Close()
+		}()
+	})
+	common.Must(err)
+	defer listen.Close()
+
+	conn, err := Dial(context.Background(), net.TCPDestination(net.DomainAddress("localhost"), listenPort), streamSettings)
+	common.Must(err)
+	_ = conn.Close()
+
+	end := time.Now()
+	if !end.Before(start.Add(time.Second * 5)) {
+		t.Error("end: ", end, " start: ", start)
+	}
+}
\ No newline at end of file
diff --git a/transport/internet/httpupgrade/hub.go b/transport/internet/httpupgrade/hub.go
index 816730bc..5c3ccbd3 100644
--- a/transport/internet/httpupgrade/hub.go
+++ b/transport/internet/httpupgrade/hub.go
@@ -97,7 +97,7 @@ func (s *server) keepAccepting() {
 	}
 }
 
-func listenHTTPUpgrade(ctx context.Context, address net.Address, port net.Port, streamSettings *internet.MemoryStreamConfig, addConn internet.ConnHandler) (internet.Listener, error) {
+func ListenHTTPUpgrade(ctx context.Context, address net.Address, port net.Port, streamSettings *internet.MemoryStreamConfig, addConn internet.ConnHandler) (internet.Listener, error) {
 	transportConfiguration := streamSettings.ProtocolSettings.(*Config)
 	if transportConfiguration != nil {
 		if streamSettings.SocketSettings == nil {
@@ -147,5 +147,5 @@ func listenHTTPUpgrade(ctx context.Context, address net.Address, port net.Port,
 }
 
 func init() {
-	common.Must(internet.RegisterTransportListener(protocolName, listenHTTPUpgrade))
+	common.Must(internet.RegisterTransportListener(protocolName, ListenHTTPUpgrade))
 }