package gophermap

import (
	"bytes"
	"fmt"
	"io"
	"net/url"
	"os"
	"testing"
)

func TestExtendedDoc(t *testing.T) {
	file, err := os.Open("testdata/customlist.gophermap")
	if err != nil {
		t.Fatal(err)
	}

	source := &bytes.Buffer{}
	_, err = io.Copy(source, file)
	_ = file.Close()
	if err != nil {
		t.Fatal(err)
	}

	edoc, err := ParseExtended(source, &url.URL{
		Scheme: "gopher",
		Host:   "localhost.localdomain:70",
		Path:   "/customlist.gophermap",
	})
	if err != nil {
		t.Fatal(err)
	}

	doc, _, err := edoc.Compatible("testdata", FileSystemSettings{
		ParseExtended: true,
		DirMaps:       []string{"gophermap"},
		DirTag:        "gophertag",
	})
	if err != nil {
		t.Fatal(err)
	}
	got := doc.String()

	file, err = os.Open("testdata/customlist_output.gophermap")
	if err != nil {
		t.Fatal(err)
	}

	expected := &bytes.Buffer{}
	_, err = io.Copy(expected, file)
	_ = file.Close()
	if err != nil {
		t.Fatal(err)
	}

	if expected.String() != got {
		fmt.Printf("expected:\n%s", expected.String())
		fmt.Printf("got:\n%s", got)
		t.Fatal("output mismatch")
	}
}