/*
    *    Copyright 2009-2024 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
    *
    *       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
   *    limitations under the License.
   */
  package org.apache.ibatis.submitted.deferload_common_property;
  
  import static org.junit.jupiter.api.Assertions.assertNotNull;
  
  import java.io.Reader;
  import java.util.ArrayList;
  import java.util.List;
  
  import org.apache.ibatis.BaseDataTest;
  import org.apache.ibatis.io.Resources;
  import org.apache.ibatis.session.ResultContext;
  import org.apache.ibatis.session.ResultHandler;
  import org.apache.ibatis.session.SqlSession;
  import org.apache.ibatis.session.SqlSessionFactory;
  import org.apache.ibatis.session.SqlSessionFactoryBuilder;
  import org.junit.jupiter.api.BeforeAll;
  import org.junit.jupiter.api.Test;
  
  class CommonPropertyDeferLoadTest {
  
    private static SqlSessionFactory sqlSessionFactory;
    private static SqlSessionFactory lazyLoadSqlSessionFactory;
  
    @BeforeAll
    static void initDatabase() throws Exception {
      try (Reader reader = Resources
          .getResourceAsReader("org/apache/ibatis/submitted/deferload_common_property/ibatisConfig.xml")) {
        sqlSessionFactory = new SqlSessionFactoryBuilder().build(reader);
      }
      try (Reader reader = Resources
          .getResourceAsReader("org/apache/ibatis/submitted/deferload_common_property/lazyLoadIbatisConfig.xml")) {
        lazyLoadSqlSessionFactory = new SqlSessionFactoryBuilder().build(reader);
      }
  
      BaseDataTest.runScript(sqlSessionFactory.getConfiguration().getEnvironment().getDataSource(),
          "org/apache/ibatis/submitted/deferload_common_property/CreateDB.sql");
    }
  
    @Test
    void deferLoadAfterResultHandler() {
      try (SqlSession sqlSession = sqlSessionFactory.openSession()) {
        class MyResultHandler implements ResultHandler {
          private final List<Child> children = new ArrayList<>();
  
          @Override
          public void handleResult(ResultContext context) {
            Child child = (Child) context.getResultObject();
            children.add(child);
          }
        }
        MyResultHandler myResultHandler = new MyResultHandler();
        sqlSession.select("org.apache.ibatis.submitted.deferload_common_property.ChildMapper.selectAll", myResultHandler);
        for (Child child : myResultHandler.children) {
          assertNotNull(child.getFather());
        }
      }
    }
  
    @Test
    void deferLoadDuringResultHandler() {
      try (SqlSession sqlSession = sqlSessionFactory.openSession()) {
        class MyResultHandler implements ResultHandler {
          @Override
          public void handleResult(ResultContext context) {
            Child child = (Child) context.getResultObject();
            assertNotNull(child.getFather());
          }
        }
        sqlSession.select("org.apache.ibatis.submitted.deferload_common_property.ChildMapper.selectAll",
            new MyResultHandler());
      }
    }
  
    @Test
    void deferLoadAfterResultHandlerWithLazyLoad() {
      try (SqlSession sqlSession = lazyLoadSqlSessionFactory.openSession()) {
        class MyResultHandler implements ResultHandler {
          private final List<Child> children = new ArrayList<>();
  
          @Override
          public void handleResult(ResultContext context) {
            Child child = (Child) context.getResultObject();
            children.add(child);
          }
       }
       MyResultHandler myResultHandler = new MyResultHandler();
       sqlSession.select("org.apache.ibatis.submitted.deferload_common_property.ChildMapper.selectAll", myResultHandler);
       for (Child child : myResultHandler.children) {
         assertNotNull(child.getFather());
       }
     }
   }
 
   @Test
   void deferLoadDuringResultHandlerWithLazyLoad() {
     try (SqlSession sqlSession = lazyLoadSqlSessionFactory.openSession()) {
       class MyResultHandler implements ResultHandler {
         @Override
         public void handleResult(ResultContext context) {
           Child child = (Child) context.getResultObject();
           assertNotNull(child.getFather());
         }
       }
       sqlSession.select("org.apache.ibatis.submitted.deferload_common_property.ChildMapper.selectAll",
           new MyResultHandler());
     }
   }
 }