ByteConversions { @Nonnull static ULong byteToUInt64(@Nonnull UByte ub) { return ulong(ub.longValue()); } private  ByteConversions();   }
@Test public void testByteToUInt64() { assertEquals(byteToUInt64(UByte.MIN), ulong(UByte.MIN_VALUE)); assertEquals(byteToUInt64(UByte.MAX), ulong(UByte.MAX_VALUE)); }