v1.0.0

transport/internet/sockopt_test.go

@@ -0,0 +1,40 @@
+package internet_test
+
+import (
+	"context"
+	"testing"
+
+	"github.com/google/go-cmp/cmp"
+	"github.com/xtls/xray-core/v1/common"
+	"github.com/xtls/xray-core/v1/common/buf"
+	"github.com/xtls/xray-core/v1/testing/servers/tcp"
+	. "github.com/xtls/xray-core/v1/transport/internet"
+)
+
+func TestTCPFastOpen(t *testing.T) {
+	tcpServer := tcp.Server{
+		MsgProcessor: func(b []byte) []byte {
+			return b
+		},
+	}
+	dest, err := tcpServer.StartContext(context.Background(), &SocketConfig{Tfo: SocketConfig_Enable})
+	common.Must(err)
+	defer tcpServer.Close()
+
+	ctx := context.Background()
+	dialer := DefaultSystemDialer{}
+	conn, err := dialer.Dial(ctx, nil, dest, &SocketConfig{
+		Tfo: SocketConfig_Enable,
+	})
+	common.Must(err)
+	defer conn.Close()
+
+	_, err = conn.Write([]byte("abcd"))
+	common.Must(err)
+
+	b := buf.New()
+	common.Must2(b.ReadFrom(conn))
+	if r := cmp.Diff(b.Bytes(), []byte("abcd")); r != "" {
+		t.Fatal(r)
+	}
+}