@Test
public void getPoClass() {

  // LEGACY for rev 2
  assertThat(getPoApplicationByte((byte) 0x01).getPoClass()).isEqualTo(PoClass.LEGACY);
  // ISO bytes for rev 3
  assertThat(getPoApplicationByte((byte) 0x27).getPoClass()).isEqualTo(PoClass.ISO);
}