package homematic

import (
	"fmt"
	"io"
	"net"
	"net/http"
	"testing"

	"github.com/beevik/etree"
)

func TestRequesterResponder(t *testing.T) {
	ip := net.ParseIP("127.0.0.1")

	resp := NewResponder(ip, 0, func(w http.ResponseWriter, r *http.Request) {
		io.Copy(w, r.Body)
	})

	cancel, port, err := resp.Start()
	if err != nil {
		t.Fatalf("Could not start responder: %v", err)
	}
	defer cancel()

	req := NewRequester(fmt.Sprintf("http://%s:%d", ip, port))

	doc := etree.NewDocument()
	doc.CreateElement("foo").CreateText("bar")

	response, err := req.Request(*doc)
	if err != nil {
		t.Fatalf("Failed to execute request: %v", err)
	}

	element := response.FindElement("/foo")
	if element == nil {
		t.Fatal("Could not find `foo` element.")
	}

	if element.Text() != `bar` {
		t.Fatalf("Expected text `bar` in element `foo` but got `%s`.", element.Text())
	}
}