/**
    *    Copyright 2009-2015 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.automapping;
  
  import java.io.Reader;
  import java.sql.Connection;
  import java.util.List;
  
  import org.apache.ibatis.io.Resources;
  import org.apache.ibatis.jdbc.ScriptRunner;
  import org.apache.ibatis.session.AutoMappingBehavior;
  import org.apache.ibatis.session.SqlSession;
  import org.apache.ibatis.session.SqlSessionFactory;
  import org.apache.ibatis.session.SqlSessionFactoryBuilder;
  import org.junit.Assert;
  import org.junit.BeforeClass;
  import org.junit.Test;
  
  public class AutomappingTest {
  
    private static SqlSessionFactory sqlSessionFactory;
  
    @BeforeClass
    public static void setUp() throws Exception {
      // create a SqlSessionFactory
      Reader reader = Resources.getResourceAsReader("org/apache/ibatis/submitted/automapping/mybatis-config.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/automapping/CreateDB.sql");
      ScriptRunner runner = new ScriptRunner(conn);
      runner.setLogWriter(null);
      runner.runScript(reader);
      reader.close();
      session.close();
    }
  
    @Test
    public void shouldGetAUser() {
      sqlSessionFactory.getConfiguration().setAutoMappingBehavior(AutoMappingBehavior.NONE);
      SqlSession sqlSession = sqlSessionFactory.openSession();
      try {
        Mapper mapper = sqlSession.getMapper(Mapper.class);
        User user = mapper.getUser(1);
        Assert.assertEquals("User1", user.getName());
      } finally {
        sqlSession.close();
      }
    }
  
    @Test
    public void shouldNotInheritAutoMappingInherited_InlineNestedResultMap() {
      sqlSessionFactory.getConfiguration().setAutoMappingBehavior(AutoMappingBehavior.NONE);
      SqlSession sqlSession = sqlSessionFactory.openSession();
      try {
        Mapper mapper = sqlSession.getMapper(Mapper.class);
        User user = mapper.getUserWithPets_Inline(2);
        Assert.assertEquals(Integer.valueOf(2), user.getId());
        Assert.assertEquals("User2", user.getName());
        Assert.assertNull("should not inherit auto-mapping", user.getPets().get(0).getPetName());
        Assert.assertEquals("John", user.getPets().get(0).getBreeder().getBreederName());
      } finally {
        sqlSession.close();
      }
    }
    
    @Test
    public void shouldNotInheritAutoMappingInherited_ExternalNestedResultMap() {
      sqlSessionFactory.getConfiguration().setAutoMappingBehavior(AutoMappingBehavior.NONE);
      SqlSession sqlSession = sqlSessionFactory.openSession();
      try {
        Mapper mapper = sqlSession.getMapper(Mapper.class);
        User user = mapper.getUserWithPets_External(2);
        Assert.assertEquals(Integer.valueOf(2), user.getId());
        Assert.assertEquals("User2", user.getName());
        Assert.assertNull("should not inherit auto-mapping", user.getPets().get(0).getPetName());
        Assert.assertEquals("John", user.getPets().get(0).getBreeder().getBreederName());
      } finally {
        sqlSession.close();
      }
    }
  
    @Test
   public void shouldIgnorePartialAutoMappingBehavior_InlineNestedResultMap() {
     // For nested resultMaps, PARTIAL works the same as NONE
     sqlSessionFactory.getConfiguration().setAutoMappingBehavior(AutoMappingBehavior.PARTIAL);
     SqlSession sqlSession = sqlSessionFactory.openSession();
     try {
       Mapper mapper = sqlSession.getMapper(Mapper.class);
       User user = mapper.getUserWithPets_Inline(2);
       Assert.assertEquals(Integer.valueOf(2), user.getId());
       Assert.assertEquals("User2", user.getName());
       Assert.assertNull("should not inherit auto-mapping", user.getPets().get(0).getPetName());
       Assert.assertEquals("John", user.getPets().get(0).getBreeder().getBreederName());
     } finally {
       sqlSession.close();
     }
   }
 
   @Test
   public void shouldRespectFullAutoMappingBehavior_InlineNestedResultMap() {
     sqlSessionFactory.getConfiguration().setAutoMappingBehavior(AutoMappingBehavior.FULL);
     SqlSession sqlSession = sqlSessionFactory.openSession();
     try {
       Mapper mapper = sqlSession.getMapper(Mapper.class);
       User user = mapper.getUserWithPets_Inline(2);
       Assert.assertEquals(Integer.valueOf(2), user.getId());
       Assert.assertEquals("User2", user.getName());
       Assert.assertEquals("Chien", user.getPets().get(0).getPetName());
       Assert.assertEquals("John", user.getPets().get(0).getBreeder().getBreederName());
     } finally {
       sqlSession.close();
     }
   }
 
   @Test
   public void shouldIgnorePartialAutoMappingBehavior_ExternalNestedResultMap() {
     // For nested resultMaps, PARTIAL works the same as NONE
     sqlSessionFactory.getConfiguration().setAutoMappingBehavior(AutoMappingBehavior.PARTIAL);
     SqlSession sqlSession = sqlSessionFactory.openSession();
     try {
       Mapper mapper = sqlSession.getMapper(Mapper.class);
       User user = mapper.getUserWithPets_External(2);
       Assert.assertEquals(Integer.valueOf(2), user.getId());
       Assert.assertEquals("User2", user.getName());
       Assert.assertNull("should not inherit auto-mapping", user.getPets().get(0).getPetName());
       Assert.assertEquals("John", user.getPets().get(0).getBreeder().getBreederName());
     } finally {
       sqlSession.close();
     }
   }
 
   @Test
   public void shouldRespectFullAutoMappingBehavior_ExternalNestedResultMap() {
     sqlSessionFactory.getConfiguration().setAutoMappingBehavior(AutoMappingBehavior.FULL);
     SqlSession sqlSession = sqlSessionFactory.openSession();
     try {
       Mapper mapper = sqlSession.getMapper(Mapper.class);
       User user = mapper.getUserWithPets_External(2);
       Assert.assertEquals(Integer.valueOf(2), user.getId());
       Assert.assertEquals("User2", user.getName());
       Assert.assertEquals("Chien", user.getPets().get(0).getPetName());
       Assert.assertEquals("John", user.getPets().get(0).getBreeder().getBreederName());
     } finally {
       sqlSession.close();
     }
   }
 
   @Test
   public void shouldGetBooks() {
     // set automapping to default partial
     sqlSessionFactory.getConfiguration().setAutoMappingBehavior(AutoMappingBehavior.PARTIAL);
     SqlSession sqlSession = sqlSessionFactory.openSession();
     try {
       Mapper mapper = sqlSession.getMapper(Mapper.class);
       // no errors throw
       List<Book> books = mapper.getBooks();
       Assert.assertTrue("should return results,no errors throw", !books.isEmpty());
     } finally {
       sqlSession.close();
     }
   }
 
   @Test
   public void shouldUpdateFinalField() {
     // set automapping to default partial
     sqlSessionFactory.getConfiguration().setAutoMappingBehavior(AutoMappingBehavior.PARTIAL);
     SqlSession sqlSession = sqlSessionFactory.openSession();
     try {
       Mapper mapper = sqlSession.getMapper(Mapper.class);
       Article article = mapper.getArticle();
       // Java Language Specification 17.5.3 Subsequent Modification of Final Fields
       // http://docs.oracle.com/javase/specs/jls/se5.0/html/memory.html#17.5.3
       // The final field should be updated in mapping
       Assert.assertTrue("should update version in mapping", article.version > 0);
     } finally {
       sqlSession.close();
     }
   }
 }