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1   /*
2    *    Copyright 2009-2021 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    *       http://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.xml_external_ref;
17  
18  import static org.junit.jupiter.api.Assertions.*;
19  
20  import java.io.IOException;
21  import java.io.Reader;
22  import java.sql.SQLException;
23  
24  import org.apache.ibatis.BaseDataTest;
25  import org.apache.ibatis.builder.BuilderException;
26  import org.apache.ibatis.cache.Cache;
27  import org.apache.ibatis.datasource.unpooled.UnpooledDataSource;
28  import org.apache.ibatis.io.Resources;
29  import org.apache.ibatis.mapping.Environment;
30  import org.apache.ibatis.mapping.MappedStatement;
31  import org.apache.ibatis.session.Configuration;
32  import org.apache.ibatis.session.SqlSession;
33  import org.apache.ibatis.session.SqlSessionFactory;
34  import org.apache.ibatis.session.SqlSessionFactoryBuilder;
35  import org.apache.ibatis.transaction.jdbc.JdbcTransactionFactory;
36  import org.junit.jupiter.api.Assertions;
37  import org.junit.jupiter.api.Test;
38  
39  class XmlExternalRefTest {
40  
41    @Test
42    void testCrossReferenceXmlConfig() throws Exception {
43      testCrossReference(getSqlSessionFactoryXmlConfig());
44    }
45  
46    @Test
47    void testCrossReferenceJavaConfig() throws Exception {
48      testCrossReference(getSqlSessionFactoryJavaConfig());
49    }
50  
51    @Test
52    void testFailFastOnBuildAll() {
53      Configuration configuration = new Configuration();
54      try {
55        configuration.addMapper(InvalidMapper.class);
56      } catch (Exception e) {
57        fail("No exception should be thrown before parsing statement nodes.");
58      }
59      Assertions.assertThrows(BuilderException.class, configuration::getMappedStatementNames);
60    }
61  
62    @Test
63    void testFailFastOnBuildAllWithInsert() {
64      Configuration configuration = new Configuration();
65      try {
66        configuration.addMapper(InvalidWithInsertMapper.class);
67        configuration.addMapper(InvalidMapper.class);
68      } catch (Exception e) {
69        fail("No exception should be thrown before parsing statement nodes.");
70      }
71      Assertions.assertThrows(BuilderException.class, configuration::getMappedStatementNames);
72    }
73  
74    @Test
75    void testMappedStatementCache() throws Exception {
76      try (Reader configReader = Resources
77          .getResourceAsReader("org/apache/ibatis/submitted/xml_external_ref/MapperConfig.xml")) {
78        SqlSessionFactory sqlSessionFactory = new SqlSessionFactoryBuilder().build(configReader);
79  
80        Configuration configuration = sqlSessionFactory.getConfiguration();
81        configuration.getMappedStatementNames();
82  
83        MappedStatement selectPetStatement = configuration
84            .getMappedStatement("org.apache.ibatis.submitted.xml_external_ref.PetMapper.select");
85        MappedStatement selectPersonStatement = configuration
86            .getMappedStatement("org.apache.ibatis.submitted.xml_external_ref.PersonMapper.select");
87        Cache cache = selectPetStatement.getCache();
88        assertEquals("org.apache.ibatis.submitted.xml_external_ref.PetMapper", cache.getId());
89        assertSame(cache, selectPersonStatement.getCache());
90      }
91    }
92  
93    private void testCrossReference(SqlSessionFactory sqlSessionFactory) {
94      try (SqlSession sqlSession = sqlSessionFactory.openSession()) {
95        PersonMapper personMapper = sqlSession.getMapper(PersonMapper.class);
96        Person person = personMapper.select(1);
97        assertEquals((Integer) 1, person.getId());
98        assertEquals(2, person.getPets().size());
99        assertEquals((Integer) 2, person.getPets().get(1).getId());
100 
101       Pet pet = personMapper.selectPet(1);
102       assertEquals(Integer.valueOf(1), pet.getId());
103 
104       PetMapper petMapper = sqlSession.getMapper(PetMapper.class);
105       Pet pet2 = petMapper.select(3);
106       assertEquals((Integer) 3, pet2.getId());
107       assertEquals((Integer) 2, pet2.getOwner().getId());
108     }
109   }
110 
111   private SqlSessionFactory getSqlSessionFactoryXmlConfig() throws Exception {
112     try (Reader configReader = Resources
113         .getResourceAsReader("org/apache/ibatis/submitted/xml_external_ref/MapperConfig.xml")) {
114       SqlSessionFactory sqlSessionFactory = new SqlSessionFactoryBuilder().build(configReader);
115 
116       initDb(sqlSessionFactory);
117 
118       return sqlSessionFactory;
119     }
120   }
121 
122   private SqlSessionFactory getSqlSessionFactoryJavaConfig() throws Exception {
123     Configuration configuration = new Configuration();
124     Environment environment = new Environment("development", new JdbcTransactionFactory(),
125         new UnpooledDataSource("org.hsqldb.jdbcDriver", "jdbc:hsqldb:mem:xmlextref", null));
126     configuration.setEnvironment(environment);
127     configuration.addMapper(PersonMapper.class);
128     configuration.addMapper(PetMapper.class);
129 
130     SqlSessionFactory sqlSessionFactory = new SqlSessionFactoryBuilder().build(configuration);
131 
132     initDb(sqlSessionFactory);
133 
134     return sqlSessionFactory;
135   }
136 
137   private static void initDb(SqlSessionFactory sqlSessionFactory) throws IOException, SQLException {
138     BaseDataTest.runScript(sqlSessionFactory.getConfiguration().getEnvironment().getDataSource(),
139         "org/apache/ibatis/submitted/xml_external_ref/CreateDB.sql");
140   }
141 
142 }