/*
    *    Copyright 2009-2021 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.extends_with_constructor;
  
  import static org.junit.jupiter.api.Assertions.*;
  
  import java.util.Properties;
  
  import org.apache.ibatis.BaseDataTest;
  import org.apache.ibatis.datasource.unpooled.UnpooledDataSourceFactory;
  import org.apache.ibatis.mapping.Environment;
  import org.apache.ibatis.session.AutoMappingBehavior;
  import org.apache.ibatis.session.Configuration;
  import org.apache.ibatis.session.SqlSession;
  import org.apache.ibatis.session.SqlSessionFactory;
  import org.apache.ibatis.session.defaults.DefaultSqlSessionFactory;
  import org.apache.ibatis.transaction.jdbc.JdbcTransactionFactory;
  import org.junit.jupiter.api.BeforeAll;
  import org.junit.jupiter.api.Test;
  
  /*
   * Test for NPE when using extends.
   *
   * @author poitrac
   */
  class NpeExtendsTest {
  
      @BeforeAll
      static void initDatabase() throws Exception {
          SqlSessionFactory sqlSessionFactory = getSqlSessionFactoryWithConstructor();
  
          BaseDataTest.runScript(sqlSessionFactory.getConfiguration().getEnvironment().getDataSource(),
                  "org/apache/ibatis/submitted/extends_with_constructor/CreateDB.sql");
      }
  
      @Test
      void testNoConstructorConfiguration() {
          Configuration configuration = new Configuration();
          configuration.addMapper(StudentMapper.class);
          configuration.addMapper(TeacherMapper.class);
          configuration.getMappedStatementNames();
      }
      @Test
      void testWithConstructorConfiguration() {
          Configuration configuration = new Configuration();
          configuration.addMapper(StudentConstructorMapper.class);
          configuration.addMapper(TeacherMapper.class);
          configuration.getMappedStatementNames();
      }
  
      private static SqlSessionFactory getSqlSessionFactoryWithConstructor() {
          UnpooledDataSourceFactory unpooledDataSourceFactory = new UnpooledDataSourceFactory();
          Properties properties = new Properties();
          properties.setProperty("driver", "org.hsqldb.jdbcDriver");
          properties.setProperty("url", "jdbc:hsqldb:mem:extends_with_constructor");
          properties.setProperty("username", "sa");
          unpooledDataSourceFactory.setProperties(properties);
          Environment environment = new Environment("extends_with_constructor", new JdbcTransactionFactory(), unpooledDataSourceFactory.getDataSource());
  
          Configuration configuration = new Configuration();
          configuration.setEnvironment(environment);
          configuration.addMapper(StudentConstructorMapper.class);
          configuration.addMapper(TeacherMapper.class);
          configuration.getMappedStatementNames();
          configuration.setAutoMappingBehavior(AutoMappingBehavior.NONE);
  
          return new DefaultSqlSessionFactory(configuration);
      }
      @Test
      void testSelectWithTeacher() {
          SqlSessionFactory sqlSessionFactory = getSqlSessionFactoryWithConstructor();
          try (SqlSession sqlSession = sqlSessionFactory.openSession()) {
              StudentConstructorMapper studentConstructorMapper = sqlSession.getMapper(StudentConstructorMapper.class);
              StudentConstructor testStudent = studentConstructorMapper.selectWithTeacherById(1);
              assertEquals(1, testStudent.getConstructors().size());
              assertTrue(testStudent.getConstructors().contains(StudentConstructor.Constructor.ID_NAME));
          }
      }
      @Test
      void testSelectNoName() {
          SqlSessionFactory sqlSessionFactory = getSqlSessionFactoryWithConstructor();
          try (SqlSession sqlSession = sqlSessionFactory.openSession()) {
              StudentConstructorMapper studentConstructorMapper = sqlSession.getMapper(StudentConstructorMapper.class);
              StudentConstructor testStudent = studentConstructorMapper.selectNoNameById(1);
              assertEquals(1, testStudent.getConstructors().size());
              assertTrue(testStudent.getConstructors().contains(StudentConstructor.Constructor.ID));
             assertNull(testStudent.getName());
         }
     }
 }