t.Error("CopyToken(Comment) != Comment")
	}
	data[1] = 'o'
	if reflect.DeepEqual(tok1, tok2) {
		t.Error("CopyToken(Comment) uses same buffer.")
	}
}

func TestSyntaxErrorLineNum(t *testing.T) {
	testInput := "<P>Foo<P>\n\n<P>Bar</>\n"
	d := NewDecoder(strings.NewReader(testInput))
	var err error
	for _, err = d.Token(); err == nil; _, err = d.Token() {
	}