package test

import (
	"testing"

	"encoding/hex"
	"strings"
)

func TestUpperHook(t *testing.T) {
	const msg = "Hello, World!"

	c, s := newClientServer(t)
	defer closeClientServer(c, s)

	tunnel := "add name %s listen,addr=127.0.0.1:0 upper loop"
	c.Exec(tunnel, t.Name())

	addr := c.Send("get tunnel.%s.listen", t.Name())

	conn := xDial(t, "tcp", addr)
	defer conn.Close()

	xWrite(t, conn, msg)

	buf := make([]byte, len(msg))
	xReadFull(t, conn, buf)

	if r := string(buf); r != strings.ToUpper(msg) {
		t.Fatalf("wrong reply: send '%s', recv '%s'", msg, r)
	}
}

func TestHexHook(t *testing.T) {
	const msg = "Hello, World!"

	c, s := newClientServer(t)
	defer closeClientServer(c, s)

	listen := xListen(t, "tcp", "127.0.0.1:0")
	defer listen.Close()

	addr := c.AddListenTunnel(t.Name(), "hex dial,addr=%s", listen.Addr())

	out := xDial(t, "tcp", addr)
	defer out.Close()

	in := xAccept(t, listen)
	defer in.Close()

	xWrite(t, out, msg)

	buf := make([]byte, 2*len(msg))
	xReadFull(t, in, buf)

	if r := string(buf); r != hex.EncodeToString([]byte(msg)) {
		t.Fatalf("wrong reply: send '%s', recv '%s'", msg, r)
	}
}