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1   /*
2    *    Copyright 2009-2023 the original author or authors.
3    *
4    *    Licensed under the Apache License, Version 2.0 (the "License");
5    *    you may not use this file except in compliance with the License.
6    *    You may obtain a copy of the License at
7    *
8    *       https://www.apache.org/licenses/LICENSE-2.0
9    *
10   *    Unless required by applicable law or agreed to in writing, software
11   *    distributed under the License is distributed on an "AS IS" BASIS,
12   *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   *    See the License for the specific language governing permissions and
14   *    limitations under the License.
15   */
16  package org.apache.ibatis.submitted.column_forwarding;
17  
18  import java.io.Reader;
19  
20  import org.apache.ibatis.BaseDataTest;
21  import org.apache.ibatis.io.Resources;
22  import org.apache.ibatis.session.SqlSession;
23  import org.apache.ibatis.session.SqlSessionFactory;
24  import org.apache.ibatis.session.SqlSessionFactoryBuilder;
25  import org.junit.jupiter.api.Assertions;
26  import org.junit.jupiter.api.BeforeAll;
27  import org.junit.jupiter.api.Test;
28  
29  class ColumnForwardingTest {
30  
31    private static SqlSessionFactory sqlSessionFactory;
32  
33    @BeforeAll
34    static void setUp() throws Exception {
35      // create a SqlSessionFactory
36      try (Reader reader = Resources
37          .getResourceAsReader("org/apache/ibatis/submitted/column_forwarding/mybatis-config.xml")) {
38        sqlSessionFactory = new SqlSessionFactoryBuilder().build(reader);
39      }
40  
41      // populate in-memory database
42      BaseDataTest.runScript(sqlSessionFactory.getConfiguration().getEnvironment().getDataSource(),
43          "org/apache/ibatis/submitted/column_forwarding/CreateDB.sql");
44    }
45  
46    @Test
47    void shouldGetUserWithGroup() {
48      try (SqlSession sqlSession = sqlSessionFactory.openSession()) {
49        Mapper mapper = sqlSession.getMapper(Mapper.class);
50        User user = mapper.getUser(1);
51        Assertions.assertNotNull(user);
52        Assertions.assertNotNull(user.getId());
53        Assertions.assertEquals("active", user.getState());
54        Assertions.assertNotNull(user.getGroup());
55        Assertions.assertNotNull(user.getGroup().getId());
56        Assertions.assertEquals("active", user.getGroup().getState());
57      }
58    }
59  
60    @Test
61    void shouldGetUserWithoutGroup() {
62      try (SqlSession sqlSession = sqlSessionFactory.openSession()) {
63        Mapper mapper = sqlSession.getMapper(Mapper.class);
64        User user = mapper.getUser(2);
65        Assertions.assertNotNull(user);
66        Assertions.assertNotNull(user.getId());
67        Assertions.assertNull(user.getState());
68        Assertions.assertNull(user.getGroup());
69      }
70    }
71  }