@Test
public void phys_append_alloc_link2(){

    long[] ret = e.physAllocate(100 + MAX_REC_SIZE);
    long exp1 = MASK_IS_LINKED |((long)MAX_REC_SIZE)<<48 | 8L;
    long exp2 = 112L<<48 | (8L+MAX_REC_SIZE);
    assertArrayEquals(new long[]{exp1, exp2}, ret);
}