Selector selector = builder.build();
Assert.assertNotNull(selector.getPredicates());
Assert.assertEquals(1, selector.getPredicates().size());
Predicate predicate = selector.getPredicates().get(0);
Assert.assertEquals("Status", predicate.getField());
Assert.assertEquals(PredicateOperator.IN, predicate.getOperator());
Assert.assertNotNull(predicate.getValues());
Assert.assertEquals(2, predicate.getValues().size());
Assert.assertEquals(CampaignStatus.ACTIVE.toString(), predicate.getValues().get(0));
Assert.assertEquals(CampaignStatus.DELETED.toString(), predicate.getValues().get(1));
}