public void testRemoveManyWithNulling() {
        Table<Integer> buf=new Table<>(3, 10, 0);
        for(int i: Arrays.asList(1,2,3,4,5,6,7,9,10))
            buf.add(i, i);
        List<Integer> list=buf.removeMany(true, 3);
        System.out.println("list = " + list);
        assert list != null && list.size() == 3;
        for(int i: list)
            assert buf._get(i) == null;

        list=buf.removeMany(true, 0);
        System.out.println("list = " + list);
        assert list != null && list.size() == 4;
        for(int i: list)
            assert buf._get(i) == null;

        list=buf.removeMany(false, 10);
        assert list == null;

        buf.add(8, 8);
        list=buf.removeMany(true, 0);
        System.out.println("list = " + list);
        assert list != null && list.size() == 3;
        for(int i: list)
            assert buf._get(i) == null;
    }