}
	wg.Wait()
}

func TestReaderWriteTo(t *testing.T) {
	for i := 0; i < 30; i += 3 {
		var l int
		if i > 0 {
			l = len(testString) / i
		}
		s := testString[:l]
		r := NewReader(testBytes[:l])
		var b Buffer
		n, err := r.WriteTo(&b)
		if expect := int64(len(s)); n != expect {
			t.Errorf("got %v; want %v", n, expect)
		}
		if err != nil {