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  package org.apache.cayenne.access;
  
  import org.apache.cayenne.Cayenne;
  import org.apache.cayenne.ObjectContext;
  import org.apache.cayenne.di.Inject;
  import org.apache.cayenne.query.EJBQLQuery;
  import org.apache.cayenne.test.jdbc.DBHelper;
  import org.apache.cayenne.test.jdbc.TableHelper;
  import org.apache.cayenne.testdo.compound.CompoundFkTestEntity;
  import org.apache.cayenne.testdo.compound.CompoundPkTestEntity;
  import org.apache.cayenne.unit.UnitDbAdapter;
  import org.apache.cayenne.unit.di.runtime.CayenneProjects;
  import org.apache.cayenne.unit.di.runtime.RuntimeCase;
  import org.apache.cayenne.unit.di.runtime.UseCayenneRuntime;
  import org.junit.Before;
  import org.junit.Test;
  
  import java.util.HashMap;
  import java.util.List;
  import java.util.Map;
  
  import static org.junit.Assert.assertEquals;
  
  @UseCayenneRuntime(CayenneProjects.COMPOUND_PROJECT)
  public class DataContextEJBQLQueryCompoundIT extends RuntimeCase {
  
  	@Inject
  	private ObjectContext context;
  
  	@Inject
  	private DBHelper dbHelper;
  
  	@Inject
  	private UnitDbAdapter accessStackAdapter;
  
  	private TableHelper tCompoundPk;
  	private TableHelper tCompoundFk;
  
  	@Before
  	public void setUp() throws Exception {
  		tCompoundPk = new TableHelper(dbHelper, "COMPOUND_PK_TEST");
  		tCompoundPk.setColumns("KEY1", "KEY2");
  
  		tCompoundFk = new TableHelper(dbHelper, "COMPOUND_FK_TEST");
  		tCompoundFk.setColumns("PKEY", "F_KEY1", "F_KEY2");
  	}
  
  	private void createTwoCompoundPKTwoFK() throws Exception {
  		tCompoundPk.insert("a1", "a2");
  		tCompoundPk.insert("b1", "b2");
  		tCompoundFk.insert(33001, "a1", "a2");
  		tCompoundFk.insert(33002, "b1", "b2");
  	}
  
  	@Test
  	public void testSelectFromWhereMatchOnMultiColumnObject() throws Exception {
  		createTwoCompoundPKTwoFK();
  
  		Map<String, String> key1 = new HashMap<>();
  		key1.put(CompoundPkTestEntity.KEY1_PK_COLUMN, "b1");
  		key1.put(CompoundPkTestEntity.KEY2_PK_COLUMN, "b2");
  		CompoundPkTestEntity a = Cayenne.objectForPK(context, CompoundPkTestEntity.class, key1);
  
  		String ejbql = "select e from CompoundFkTestEntity e WHERE e.toCompoundPk = :param";
  		EJBQLQuery query = new EJBQLQuery(ejbql);
  		query.setParameter("param", a);
  
  		List<?> ps = context.performQuery(query);
  		assertEquals(1, ps.size());
  
  		CompoundFkTestEntity o1 = (CompoundFkTestEntity) ps.get(0);
  		assertEquals(33002, Cayenne.intPKForObject(o1));
  	}
  
  	@Test
  	public void testSelectFromWhereMatchOnMultiColumnObjectReverse() throws Exception {
  		if (!accessStackAdapter.supportsReverseComparison()) {
  			return;
  		}
  
  		createTwoCompoundPKTwoFK();
  
  		Map<String, String> key1 = new HashMap<>();
  		key1.put(CompoundPkTestEntity.KEY1_PK_COLUMN, "b1");
  		key1.put(CompoundPkTestEntity.KEY2_PK_COLUMN, "b2");
  		CompoundPkTestEntity a = Cayenne.objectForPK(context, CompoundPkTestEntity.class, key1);
  
  		String ejbql = "select e from CompoundFkTestEntity e WHERE :param = e.toCompoundPk";
  		EJBQLQuery query = new EJBQLQuery(ejbql);
  		query.setParameter("param", a);
  
  		List<?> ps = context.performQuery(query);
  		assertEquals(1, ps.size());
  
  		CompoundFkTestEntity o1 = (CompoundFkTestEntity) ps.get(0);
  		assertEquals(33002, Cayenne.intPKForObject(o1));
  	}
  
  	@Test
  	public void testSelectFromWhereNoMatchOnMultiColumnObject() throws Exception {
  		createTwoCompoundPKTwoFK();
  
  		Map<String, String> key1 = new HashMap<>();
  		key1.put(CompoundPkTestEntity.KEY1_PK_COLUMN, "b1");
  		key1.put(CompoundPkTestEntity.KEY2_PK_COLUMN, "b2");
  		CompoundPkTestEntity a = Cayenne.objectForPK(context, CompoundPkTestEntity.class, key1);
  
  		String ejbql = "select e from CompoundFkTestEntity e WHERE e.toCompoundPk <> :param";
  		EJBQLQuery query = new EJBQLQuery(ejbql);
  		query.setParameter("param", a);
  
  		List<?> ps = context.performQuery(query);
  		assertEquals(1, ps.size());
  
  		CompoundFkTestEntity o1 = (CompoundFkTestEntity) ps.get(0);
  		assertEquals(33001, Cayenne.intPKForObject(o1));
  	}
  
  }
  