/*
* Copyright 2004-2015 the Seasar Foundation and the Others.
*
* Licensed 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.
*/
package org.seasar.extension.jdbc.it.auto.select;
import java.util.List;
import org.junit.runner.RunWith;
import org.seasar.extension.jdbc.JdbcManager;
import org.seasar.extension.jdbc.it.entity.Department;
import org.seasar.extension.jdbc.it.entity.Employee;
import org.seasar.framework.unit.Seasar2;
import static org.junit.Assert.*;
import static org.seasar.extension.jdbc.it.name.DepartmentNames.*;
/**
* @author taedium
*
*/
@RunWith(Seasar2.class)
public class SingleKeyOneToManyTest {
private JdbcManager jdbcManager;
/**
*
* @throws Exception
*/
public void testLeftOuterJoin() throws Exception {
List<Department> list =
jdbcManager
.from(Department.class)
.leftOuterJoin("employees")
.orderBy("departmentId")
.getResultList();
assertEquals(4, list.size());
assertNotNull(list.get(0).employees);
assertNotNull(list.get(1).employees);
assertNotNull(list.get(2).employees);
assertNotNull(list.get(3).employees);
assertTrue(list.get(3).employees.isEmpty());
}
/**
*
* @throws Exception
*/
public void testLeftOuterJoin_names() throws Exception {
List<Department> list =
jdbcManager
.from(Department.class)
.leftOuterJoin(employees())
.orderBy("departmentId")
.getResultList();
assertEquals(4, list.size());
assertNotNull(list.get(0).employees);
assertNotNull(list.get(1).employees);
assertNotNull(list.get(2).employees);
assertNotNull(list.get(3).employees);
assertTrue(list.get(3).employees.isEmpty());
}
/**
*
* @throws Exception
*/
public void testLeftOuterJoin_noFetch() throws Exception {
List<Department> list =
jdbcManager
.from(Department.class)
.leftOuterJoin("employees", false)
.orderBy("departmentId")
.getResultList();
assertEquals(4, list.size());
assertNull(list.get(0).employees);
assertNull(list.get(1).employees);
assertNull(list.get(2).employees);
assertNull(list.get(3).employees);
}
/**
*
* @throws Exception
*/
public void testInnerJoin() throws Exception {
List<Department> list =
jdbcManager.from(Department.class).innerJoin("employees").orderBy(
"departmentId").getResultList();
assertEquals(3, list.size());
assertNotNull(list.get(0).employees);
assertNotNull(list.get(1).employees);
assertNotNull(list.get(2).employees);
}
/**
*
* @throws Exception
*/
public void testInnerJoin_noFetch() throws Exception {
List<Department> list =
jdbcManager
.from(Department.class)
.innerJoin("employees", false)
.orderBy("departmentId")
.getResultList();
assertEquals(3, list.size());
assertNull(list.get(0).employees);
assertNull(list.get(1).employees);
assertNull(list.get(2).employees);
}
/**
*
* @throws Exception
*/
public void testInnerJoin_manyToOne_oneToMany() throws Exception {
Department d =
jdbcManager
.from(Department.class)
.innerJoin("employees")
.innerJoin("employees.department")
.id(1)
.getSingleResult();
assertNotNull(d);
List<Employee> employees = d.employees;
assertNotNull(employees);
assertEquals(3, employees.size());
Employee employee = employees.get(0);
assertNotNull(employee);
assertEquals(d, employee.department);
}
}