geode-core/src/test/java/org/apache/geode/cache/query/internal/StructSetJUnitTest.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more contributor license
 * agreements. See the NOTICE file distributed with this work for additional information regarding
 * copyright ownership. The ASF licenses this file to You under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance with the License. You may obtain a
 * copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software distributed under the License
 * is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express
 * or implied. See the License for the specific language governing permissions and limitations under
 * the License.
 */
/*
 * IndexCreationInternalsTest.java JUnit based test
 *
 * Created on February 22, 2005, 11:24 AM
 */
package org.apache.geode.cache.query.internal;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;

import java.util.Iterator;

import org.junit.Test;

import org.apache.geode.cache.query.SelectResults;
import org.apache.geode.cache.query.data.Portfolio;
import org.apache.geode.cache.query.internal.types.StructTypeImpl;
import org.apache.geode.cache.query.internal.types.TypeUtils;
import org.apache.geode.cache.query.types.ObjectType;

public class StructSetJUnitTest {

  @Test
  public void testIntersectionAndRetainAll() {
    String names[] = {"p", "pos"};
    ObjectType types[] = {TypeUtils.OBJECT_TYPE, TypeUtils.OBJECT_TYPE};
    StructTypeImpl sType = new StructTypeImpl(names, types);
    StructSet set1 = new StructSet(sType);
    Portfolio ptf = new Portfolio(0);
    Iterator pIter = ptf.positions.values().iterator();
    while (pIter.hasNext()) {
      Object arr[] = {ptf, pIter.next()};
      set1.addFieldValues(arr);
    }

    StructSet set2 = new StructSet(sType);
    pIter = ptf.positions.values().iterator();
    while (pIter.hasNext()) {
      Object arr[] = {ptf, pIter.next()};
      set2.addFieldValues(arr);
    }

    assertEquals(2, set1.size());
    assertEquals(2, set2.size());
    // tests that retainAll does not modify set1
    assertTrue(!set1.retainAll(set2));
    assertEquals(2, set1.size());
    assertEquals(2, set2.size());
    SelectResults sr = QueryUtils.intersection(set1, set2, null);
    assertEquals(2, sr.size());
  }
}