assertFalse( multiTermIndexIterator.intervalIterator().hasNext() );
// Here we get the iterator of the underlying IndexIterator
assertEquals( 3, multiTermIndexIterator.nextDocument() );
assertTrue( multiTermIndexIterator.intervalIterator().hasNext() );
assertEquals( Interval.valueOf( 0 ), multiTermIndexIterator.intervalIterator().nextInterval() );
assertEquals( 1, multiTermIndexIterator.count() );
position = multiTermIndexIterator.positionArray();
assertEquals( 0, position[ 0 ] );
positions = multiTermIndexIterator.positions();