@Test
public void testSetNodeConstraint() {
final NodeTermQuery ntq = new NodeTermQuery(new Term("field", "value"));
final NodeBooleanQuery bq = new NodeBooleanQuery();
bq.add(ntq, Occur.MUST);
bq.setNodeConstraint(2,6);
assertEquals(2, bq.lowerBound);
assertEquals(6, bq.upperBound);
assertEquals(2, ntq.lowerBound);
assertEquals(6, ntq.upperBound);
final NodeTermQuery ntq2 = new NodeTermQuery(new Term("field", "value"));
bq.add(ntq2, Occur.MUST);
assertEquals(2, ntq2.lowerBound);
assertEquals(6, ntq2.upperBound);
}