@Override
    public PartitionContainer getPartitionContainer(int partitionId) {
        assert partitionId != GENERIC_PARTITION_ID : "Cannot be called with GENERIC_PARTITION_ID";

        return partitionContainers[partitionId];
    }
@Test(expected = AssertionError.class)
    @RequireAssertEnabled
    public void testGetPartitionContainer_withGenericPartitionId() {
        mapServiceContext.getPartitionContainer(GENERIC_PARTITION_ID);
    }