tck/src/main/java/org/apache/jdo/tck/query/jdoql/MultipleActiveQueryInstanceInSamePersistenceManager.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
<<<<<<< Updated upstream
 *
 *     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
=======
 * 
 *     https://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 
>>>>>>> Stashed changes
 * limitations under the License.
 */

package org.apache.jdo.tck.query.jdoql;

import java.util.ArrayList;
import java.util.List;
import javax.jdo.PersistenceManager;
import javax.jdo.Query;
import org.apache.jdo.tck.pc.mylib.PCPoint;
import org.apache.jdo.tck.query.QueryTest;
import org.apache.jdo.tck.util.BatchTestRunner;

/**
 * <B>Title:</B> Multiple Active Query Instances in Same PersistenceMana ger <br>
 * <B>Keywords:</B> query concurrency <br>
 * <B>Assertion ID:</B> A14.3-1. <br>
 * <B>Assertion Description: </B> Multiple JDO <code>Query</code> instances might be active
 * simultaneously in the same JDO <code>PersistenceManager</code> instance.
 */
public class MultipleActiveQueryInstanceInSamePersistenceManager extends QueryTest {

  /** */
  private static final String ASSERTION_FAILED =
      "Assertion A14.3-1 (MultipleActiveQueryInstanceInSamePersistenceManager) failed: ";

  /**
   * The <code>main</code> is called when the class is directly executed from the command line.
   *
   * @param args The arguments passed to the program.
   */
  public static void main(String[] args) {
    BatchTestRunner.run(MultipleActiveQueryInstanceInSamePersistenceManager.class);
  }

  public void testPositive() {
    PersistenceManager pm = getPM();
    if (debug)
      logger.debug("\nExecuting test MultipleActiveQueryInstanceInSamePersistenceManager()...");

    executeQueries(pm);

    if (debug) logger.debug("Test MultipleActiveQueryInstanceInSamePersistenceManager: Passed");
  }

  /** */
  void executeQueries(PersistenceManager pm) {
    // query selecting all point instances
    pm.currentTransaction().begin();
    Query<PCPoint> query = pm.newQuery(PCPoint.class);
    query.setCandidates(pm.getExtent(PCPoint.class, false));

    // query selecting point with x value 0
    Query<PCPoint> query2 = pm.newQuery(PCPoint.class);
    query2.setCandidates(pm.getExtent(PCPoint.class, false));
    query2.setFilter("x == 0");

    // execute first query
    Object results = query.execute();

    // check query result of first query
    List<PCPoint> expected = new ArrayList<>();
    expected.add(new PCPoint(0, 0));
    expected.add(new PCPoint(1, 1));
    expected.add(new PCPoint(2, 2));
    expected.add(new PCPoint(3, 3));
    expected.add(new PCPoint(4, 4));
    expected = getFromInserted(expected);
    checkQueryResultWithoutOrder(ASSERTION_FAILED, "x == 0", results, expected);

    // execute second query
    Object results2 = query2.execute();

    // check query result of second query
    List<PCPoint> expected2 = new ArrayList<>();
    expected2.add(new PCPoint(0, 0));
    expected2 = getFromInserted(expected2);
    checkQueryResultWithoutOrder(ASSERTION_FAILED, "x == 0", results2, expected2);
    pm.currentTransaction().commit();
  }

  /**
   * @see org.apache.jdo.tck.JDO_Test#localSetUp()
   */
  @Override
  protected void localSetUp() {
    addTearDownClass(PCPoint.class);
    loadAndPersistPCPoints(getPM());
  }
}