@Test
void testSet() {

    AtomicBiInteger abi = new AtomicBiInteger();
    assertEquals(0, abi.getHi());
    assertEquals(0, abi.getLo());
    abi.getAndSetHi(Integer.MAX_VALUE);
    assertEquals(Integer.MAX_VALUE, abi.getHi());
    assertEquals(0, abi.getLo());
    abi.getAndSetLo(Integer.MIN_VALUE);
    assertEquals(Integer.MAX_VALUE, abi.getHi());
    assertEquals(Integer.MIN_VALUE, abi.getLo());
}