AbstractLazyTest.java

/*
 *    Copyright 2009-2012 the original author or authors.
 *
 *    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.apache.ibatis.submitted.lazyload_proxyfactory_comparison;

import java.io.Reader;
import java.sql.Connection;

import org.apache.ibatis.io.Resources;
import org.apache.ibatis.jdbc.ScriptRunner;
import org.apache.ibatis.session.SqlSession;
import org.apache.ibatis.session.SqlSessionFactory;
import org.apache.ibatis.session.SqlSessionFactoryBuilder;
import org.junit.After;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;

public abstract class AbstractLazyTest {

  private SqlSessionFactory sqlSessionFactory;
  private SqlSession sqlSession; 
  private Mapper mapper;

  protected abstract String getConfiguration();
  
  @Before
  public void before() throws Exception {
        // create a SqlSessionFactory
        Reader reader = Resources.getResourceAsReader("org/apache/ibatis/submitted/lazyload_proxyfactory_comparison/mybatis-config-" + getConfiguration() + ".xml");
        sqlSessionFactory = new SqlSessionFactoryBuilder().build(reader);
        reader.close();

        // populate in-memory database
        SqlSession session = sqlSessionFactory.openSession();
        Connection conn = session.getConnection();
        reader = Resources.getResourceAsReader("org/apache/ibatis/submitted/lazyload_proxyfactory_comparison/CreateDB.sql");
        ScriptRunner runner = new ScriptRunner(conn);
        runner.setLogWriter(null);
        runner.runScript(reader);
        reader.close();
        session.close();
        
        sqlSession = sqlSessionFactory.openSession();
        mapper = sqlSession.getMapper(Mapper.class);
  }
  
  @After 
  public void after() {
      if (sqlSession != null) {
          sqlSession.close();
      }
  }
  
  @Test
  public void lazyLoadUserWithGetObjectWithInterface() throws Exception {
      Assert.assertNotNull(mapper.getUserWithGetObjectWithInterface(1).getOwner());
  }
  
  @Test
  public void lazyLoadUserWithGetObjectWithoutInterface() throws Exception {
      Assert.assertNotNull(mapper.getUserWithGetObjectWithoutInterface(1).getOwner());
  }
  
  @Test
  public void lazyLoadUserWithGetXxxWithInterface() throws Exception {
      Assert.assertNotNull(mapper.getUserWithGetXxxWithInterface(1).getOwner());
  }
  
  @Test
  public void lazyLoadUserWithGetXxxWithoutInterface() throws Exception {
      Assert.assertNotNull(mapper.getUserWithGetXxxWithoutInterface(1).getOwner());
  }
  
  @Test
  public void lazyLoadUserWithNothingWithInterface() throws Exception {
      Assert.assertNotNull(mapper.getUserWithNothingWithInterface(1).getOwner());
  }
  
  @Test
  public void lazyLoadUserWithNothingWithoutInterface() throws Exception {
      Assert.assertNotNull(mapper.getUserWithNothingWithoutInterface(1).getOwner());
  }
}