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  package org.apache.cayenne.access;
  
  import static org.junit.Assert.assertEquals;
  import static org.junit.Assert.assertTrue;
  
  import java.util.HashSet;
  import java.util.Iterator;
  import java.util.List;
  import java.util.Set;
  
  import org.apache.cayenne.ObjectContext;
  import org.apache.cayenne.di.Inject;
  import org.apache.cayenne.query.EJBQLQuery;
  import org.apache.cayenne.testdo.inheritance_people.Address;
  import org.apache.cayenne.testdo.inheritance_people.Department;
  import org.apache.cayenne.testdo.inheritance_people.Manager;
  import org.apache.cayenne.unit.di.runtime.PeopleProjectCase;
  import org.junit.Before;
  import org.junit.Test;
  
  public class DataContextEJBQLConditionsPeopleIT extends PeopleProjectCase {
  
      @Inject
      private ObjectContext context;
  
      @Before
      public void setUp() {
          // TODO: use TableHelper to create test data
  
          Department d1 = context.newObject(Department.class);
          d1.setName("d1");
  
          Department d2 = context.newObject(Department.class);
          d2.setName("d2");
  
          Department d3 = context.newObject(Department.class);
          d3.setName("d3");
  
          context.commitChanges();
  
          Manager m1 = context.newObject(Manager.class);
          m1.setName("m1");
          m1.setPersonType("EM");
  
          Manager m2 = context.newObject(Manager.class);
          m2.setName("m2");
          m2.setPersonType("EM");
  
          Manager m3 = context.newObject(Manager.class);
          m3.setName("m3");
          m3.setPersonType("EM");
  
          Address a1 = context.newObject(Address.class);
          m1.addToAddresses(a1);
  
          Address a2 = context.newObject(Address.class);
          m2.addToAddresses(a2);
  
          Address a3 = context.newObject(Address.class);
          m3.addToAddresses(a3);
  
          d1.addToEmployees(m1);
          d1.addToEmployees(m2);
          d3.addToEmployees(m3);
  
          context.commitChanges();
  
          d1.setToManager(m1);
          d2.setToManager(m2);
          d3.setToManager(m3);
  
          context.commitChanges();
      }
  
      @Test
      public void testCollectionMemberOfId() throws Exception {
  
          String ejbql = "SELECT DISTINCT m FROM Manager m JOIN m.managedDepartments d"
                  + " WHERE m MEMBER d.employees";
  
          EJBQLQuery query = new EJBQLQuery(ejbql);
          List<?> objects = context.performQuery(query);
          assertEquals(2, objects.size());
  
          Set<String> ids = new HashSet<String>();
          Iterator<?> it = objects.iterator();
          while (it.hasNext()) {
              Manager m = (Manager) it.next();
              ids.add(m.getName());
          }
  
          assertTrue(ids.contains("m1"));
          assertTrue(ids.contains("m3"));
      }
  
      @Test
      public void testCollectionNotMemberOfId() throws Exception {
  
          String ejbql = "SELECT DISTINCT m FROM Manager m JOIN m.managedDepartments d"
                  + " WHERE m NOT MEMBER d.employees";
  
          EJBQLQuery query = new EJBQLQuery(ejbql);
          List<?> objects = context.performQuery(query);
          assertEquals(1, objects.size());
  
          Set<String> ids = new HashSet<String>();
          Iterator<?> it = objects.iterator();
          while (it.hasNext()) {
              Manager m = (Manager) it.next();
              ids.add(m.getName());
          }
  
          assertTrue(ids.contains("m2"));
      }
  
      @Test
      public void testCollectionNotMemberOfToOne() throws Exception {
  
          // need a better test ... this query returns zero rows by definition
          String ejbql = "SELECT a"
                  + " FROM Address a JOIN a.toEmployee m JOIN m.toDepartment d"
                  + " WHERE m NOT MEMBER d.employees";
  
          EJBQLQuery query = new EJBQLQuery(ejbql);
          List<?> objects = context.performQuery(query);
          assertEquals(0, objects.size());
      }
  }
  