基本完成TPKT协议

protocol/tpkt/tpkt_test.go

@@ -0,0 +1,68 @@
+package tpkt
+
+import (
+	"net"
+	"testing"
+)
+
+func TestTpkt(t *testing.T) {
+	go runServer(t)
+	runClient(t)
+}
+
+func runServer(t *testing.T) {
+	listener, err := net.Listen("tcp", "127.0.0.1:3388")
+	if err != nil {
+		t.Fatal(err)
+	}
+	defer listener.Close()
+	t.Logf("tpkt server listening at %s\n", listener.Addr())
+
+	for {
+		conn, err := listener.Accept()
+		if err != nil {
+			t.Logf("tpkt server accept error: %s\n", err)
+			continue
+		}
+
+		t.Logf("tpkt server accepted connection from %s\n", conn.RemoteAddr())
+		go func(conn net.Conn) {
+			defer conn.Close()
+
+			tpkt := New(conn)
+			dataLen, data, err := tpkt.Read()
+			if err != nil {
+				t.Logf("tpkt server read error: %s\n", err)
+				return
+			}
+
+			t.Logf("tpkt server read data(%d): %q\n", dataLen, data)
+
+			_, err = tpkt.Write([]byte("tpkt server hello"))
+			if err != nil {
+				t.Logf("tpkt server write error: %s\n", err)
+			}
+		}(conn)
+	}
+}
+
+func runClient(t *testing.T) {
+	conn, err := net.Dial("tcp", "127.0.0.1:3388")
+	if err != nil {
+		t.Fatal(err)
+	}
+	defer conn.Close()
+
+	tpkt := New(conn)
+
+	_, err = tpkt.Write([]byte("tpkt client hello"))
+	if err != nil {
+		t.Logf("tpkt client write error: %s\n", err)
+	}
+
+	dataLen, data, err := tpkt.Read()
+	if err != nil {
+		t.Logf("tpkt client read error: %s\n", err)
+	}
+	t.Logf("tpkt client read data(%d): %q\n", dataLen, data)
+}