static AllOrNoneValueSet all(Type type)
    {
        return new AllOrNoneValueSet(type, true);
    }
@Test
    public void testAll()
    {
        AllOrNoneValueSet valueSet = AllOrNoneValueSet.all(HYPER_LOG_LOG);
        assertEquals(valueSet.getType(), HYPER_LOG_LOG);
        assertFalse(valueSet.isNone());
        assertTrue(valueSet.isAll());
        assertFalse(valueSet.isSingleValue());
        assertTrue(valueSet.containsValue(Slices.EMPTY_SLICE));
        assertThrows(UnsupportedOperationException.class, valueSet::getSingleValue);
    }