You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: marshal_test.go
    path of file: ./repos/alist/server/webdav/internal/xml
    
    the code of the file until where you have to start completion: // Copyright 2011 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package xml

import (
	"bytes"
	"errors"
	"fmt"
	"io"
	"reflect"
	"strconv"
	"strings"
	"sync"
	"testing"
	"time"
)

type DriveType int

const (
	HyperDrive DriveTyp
    
func TestSimpleUseOfEncodeToken(t *testing.T) {
	var buf bytes.Buffer
	enc := NewEncoder(&buf)
	if err := enc.EncodeToken(&StartElement{Name: Name{"", "object1"}}); err == nil {
		t.Errorf("enc.EncodeToken: pointer type should be rejected")
	}
	if err := enc.EncodeToken(&EndElement{Name: Name{"", "object1"}}); err == nil {
		t.Errorf("enc.EncodeToken: pointer type should be rejected")
	}
	if err := enc.EncodeToken(StartElement{Name: Name{"", "object2"}}); err != nil {
		t.Errorf("enc.EncodeToken: StartElement %s", err)
	}
	if err := enc.EncodeToken(EndElement{Name: Name{"", "object2"}}); err != nil {
		t.Errorf("enc.EncodeToken: EndElement %s", err)
	}
	if err := enc.EncodeToken(Universe{}); err == nil {
		t.Errorf("enc.EncodeToken: invalid type not caught")
	}
	if err := enc.Flush(); err != nil {
		t.Errorf("enc.Flush: %s", err)
	}
	if buf.Len() == 0 {
		t.Errorf("enc.EncodeToken: empty buffer")
	}
	want := "<object2></object2>"
	if buf.String() != want {
		t.Errorf("enc.EncodeToken: expected %q; got %q", want, buf.String())
	}
}