private void helpTestWithValueIterator(ScalarSubquery expr,
List<?> values, Object expected)
throws BlockedException,
TeiidComponentException, ExpressionEvaluationException {
final CollectionValueIterator valueIter = new CollectionValueIterator(values);
CommandContext cc = new CommandContext();
assertEquals(expected, new Evaluator(Collections.emptyMap(), null, cc) {
@Override
protected ValueIterator evaluateSubquery(
SubqueryContainer container, List tuple)