@Test
public void testReadLittleEndianLong() {

  ParsableByteArray byteArray = new ParsableByteArray(new byte[] {
      0x01, 0x00, 0x00, 0x00,
      0x00, 0x00, 0x00, (byte) 0xFF
  });
  assertThat(byteArray.readLittleEndianLong()).isEqualTo(0xFF00000000000001L);
  assertThat(byteArray.getPosition()).isEqualTo(8);
}