source: class AmsErrorTest {
  
      @Test
      public void errorBytes() {
  
target:         // note bytes in reverse order
          AmsError error = AmsError.of((byte)0x01, (byte)0x20, (byte)0x00, (byte)0x00);
          assertThat(error.getAsLong(), is(0x2001L));
      }
  
  }