插件SelectSelectivePlugin测试用例

src/test/java/com/itfsw/mybatis/generator/plugins/SelectSelectivePluginTest.java

@@ -26,9 +26,11 @@ import org.junit.AfterClass;
 import org.junit.Assert;
 import org.junit.Before;
 import org.junit.Test;
+import org.mybatis.generator.api.GeneratedJavaFile;
 import org.mybatis.generator.api.MyBatisGenerator;
 import org.mybatis.generator.config.Configuration;
 import org.mybatis.generator.config.xml.ConfigurationParser;
+import org.mybatis.generator.internal.DefaultShellCallback;
 
 import java.io.IOException;
 import java.lang.reflect.Array;
@@ -63,6 +65,7 @@ public class SelectSelectivePluginTest {
      */
     @Test
     public void testSelectByExampleSelective() throws Exception {
+        DBHelper.cleanDao();
         List<String> warnings = new ArrayList<>();
         ConfigurationParser cp = new ConfigurationParser(warnings);
         Configuration config = cp.parseConfiguration(Resources.getResourceAsStream("scripts/SelectSelectivePlugin/mybatis-generator.xml"));
@@ -78,7 +81,7 @@ public class SelectSelectivePluginTest {
 
                     ObjectUtil tbExample = new ObjectUtil(loader, "com.itfsw.mybatis.generator.plugins.dao.model.TbExample");
                     ObjectUtil criteria = new ObjectUtil(tbExample.invoke("createCriteria"));
-                    criteria.invoke("andIdLessThan", 100);
+                    criteria.invoke("andIdLessThan", 100l);
                     tbExample.set("orderByClause", "field2 asc");
 
                     ObjectUtil columnField1 = new ObjectUtil(loader, "com.itfsw.mybatis.generator.plugins.dao.model.Tb$Column#field1");
@@ -87,7 +90,7 @@ public class SelectSelectivePluginTest {
                     Array.set(columns1, 0, columnField1.getObject());
 
                     String sql = SqlHelper.getFormatMapperSql(tbMapper.getObject(), "selectByExampleSelective", tbExample.getObject(), columns1);
-                    Assert.assertEquals(sql, "select field1 from tb order by field2 asc");
+                    Assert.assertEquals(sql, "select field1 from tb WHERE (  id < '100' )  order by field2 asc");
 
                     ObjectUtil columnField2 = new ObjectUtil(loader, "com.itfsw.mybatis.generator.plugins.dao.model.Tb$Column#field2");
                     Object columns2 = Array.newInstance(columnField1.getCls(), 2);
@@ -95,7 +98,7 @@ public class SelectSelectivePluginTest {
                     Array.set(columns2, 1, columnField2.getObject());
 
                     sql = SqlHelper.getFormatMapperSql(tbMapper.getObject(), "selectByExampleSelective", tbExample.getObject(), columns2);
-                    Assert.assertEquals(sql, "select field1 ,  field2 from tb order by field2 asc");
+                    Assert.assertEquals(sql, "select field1 ,  field2 from tb WHERE (  id < '100' )  order by field2 asc");
 
 
                     // 2. 执行sql
@@ -129,8 +132,129 @@ public class SelectSelectivePluginTest {
         myBatisGenerator.generate(null, null, null, true);
     }
 
+    /**
+     * 测试生成的方法
+     * @throws Exception
+     */
+    @Test
+    public void testSelectByPrimaryKeySelective() throws Exception {
+        DBHelper.cleanDao();
+        List<String> warnings = new ArrayList<>();
+        ConfigurationParser cp = new ConfigurationParser(warnings);
+        Configuration config = cp.parseConfiguration(Resources.getResourceAsStream("scripts/SelectSelectivePlugin/mybatis-generator.xml"));
+
+        MyBatisGenerator myBatisGenerator = new MyBatisGenerator(config, new AbstractShellCallback(true) {
+            @Override
+            public void reloadProject(ClassLoader loader) {
+                SqlSession sqlSession = null;
+                try {
+                    // 1. 测试sql
+                    sqlSession = helper.getSqlSession();
+                    ObjectUtil tbMapper = new ObjectUtil(sqlSession.getMapper(loader.loadClass("com.itfsw.mybatis.generator.plugins.dao.TbMapper")));
+
+                    ObjectUtil columnField1 = new ObjectUtil(loader, "com.itfsw.mybatis.generator.plugins.dao.model.TbKeys$Column#field1");
+                    // java 动态参数不能有两个会冲突，最后一个封装成Array!!!必须使用反射创建指定类型数组，不然调用invoke对了可变参数会检查类型！
+                    Object columns1 = Array.newInstance(columnField1.getCls(), 1);
+                    Array.set(columns1, 0, columnField1.getObject());
+
+                    String sql = SqlHelper.getFormatMapperSql(tbMapper.getObject(), "selectByPrimaryKeySelective", 1, columns1);
+                    Assert.assertEquals(sql, "select field1 from tb where id = 1");
+
+                    // 2. 测试xxxKey
+                    ObjectUtil tbKeysMapper = new ObjectUtil(sqlSession.getMapper(loader.loadClass("com.itfsw.mybatis.generator.plugins.dao.TbKeysMapper")));
+                    ObjectUtil tbKeysKey = new ObjectUtil(loader, "com.itfsw.mybatis.generator.plugins.dao.model.TbKeysKey");
+                    tbKeysKey.set("key1", 1l);
+                    tbKeysKey.set("key2", "2");
+
+                    ObjectUtil columnField2 = new ObjectUtil(loader, "com.itfsw.mybatis.generator.plugins.dao.model.TbKeys$Column#field2");
+                    // java 动态参数不能有两个会冲突，最后一个封装成Array!!!必须使用反射创建指定类型数组，不然调用invoke对了可变参数会检查类型！
+                    Object columns2 = Array.newInstance(columnField2.getCls(), 1);
+                    Array.set(columns2, 0, columnField2.getObject());
+
+                    sql = SqlHelper.getFormatMapperSql(tbKeysMapper.getObject(), "selectByPrimaryKeySelective", tbKeysKey.getObject(), columns2);
+                    Assert.assertEquals(sql, "select field2 from tb_keys where key1 = 1 and key2 = '2'");
+
+                    // 3. 执行sql
+                    Object tbKeys = tbKeysMapper.invokeVarArgs("selectByPrimaryKeySelective", tbKeysKey.getObject(), columns1);
+                    Assert.assertEquals(new ObjectUtil(tbKeys).get("field1"), "fd1");
+
+                } catch (Exception e) {
+                    e.printStackTrace();
+                    Assert.assertTrue(false);
+                } finally {
+                    sqlSession.close();
+                }
+            }
+        }, warnings);
+        myBatisGenerator.generate(null, null, null, true);
+    }
+
+    /**
+     * 测试生成的方法
+     * @throws Exception
+     */
+    @Test
+    public void testSelectOneByExampleSelective() throws Exception {
+        // 没有配置SelectOneByExamplePlugin插件时不生成对应方法
+        DBHelper.cleanDao();
+        List<String> warnings = new ArrayList<>();
+        ConfigurationParser cp = new ConfigurationParser(warnings);
+        Configuration config = cp.parseConfiguration(Resources.getResourceAsStream("scripts/SelectSelectivePlugin/mybatis-generator.xml"));
+        DefaultShellCallback shellCallback = new DefaultShellCallback(true);
+        MyBatisGenerator myBatisGenerator = new MyBatisGenerator(config, shellCallback, warnings);
+        myBatisGenerator.generate(null, null, null, false);
+        List<GeneratedJavaFile> list = myBatisGenerator.getGeneratedJavaFiles();
+        for (GeneratedJavaFile file : list) {
+            if (file.getFileName().equals("TbMapper.java")) {
+                Assert.assertFalse(file.getFormattedContent().matches(".*selectByExampleSelective.*"));
+            }
+        }
+
+        // 配置了SelectOneByExamplePlugin
+        DBHelper.cleanDao();
+        config = cp.parseConfiguration(Resources.getResourceAsStream("scripts/SelectSelectivePlugin/mybatis-generator-with-SelectOneByExamplePlugin.xml"));
+
+        myBatisGenerator = new MyBatisGenerator(config, new AbstractShellCallback(true) {
+            @Override
+            public void reloadProject(ClassLoader loader) {
+                SqlSession sqlSession = null;
+                try {
+                    // 1. 测试sql
+                    sqlSession = helper.getSqlSession();
+                    ObjectUtil tbMapper = new ObjectUtil(sqlSession.getMapper(loader.loadClass("com.itfsw.mybatis.generator.plugins.dao.TbMapper")));
+
+                    ObjectUtil tbExample = new ObjectUtil(loader, "com.itfsw.mybatis.generator.plugins.dao.model.TbExample");
+                    ObjectUtil criteria = new ObjectUtil(tbExample.invoke("createCriteria"));
+                    criteria.invoke("andIdEqualTo", 3l);
+                    tbExample.set("orderByClause", "field2 asc");
+
+                    ObjectUtil columnField1 = new ObjectUtil(loader, "com.itfsw.mybatis.generator.plugins.dao.model.Tb$Column#field1");
+                    // java 动态参数不能有两个会冲突，最后一个封装成Array!!!必须使用反射创建指定类型数组，不然调用invoke对了可变参数会检查类型！
+                    Object columns1 = Array.newInstance(columnField1.getCls(), 1);
+                    Array.set(columns1, 0, columnField1.getObject());
+
+                    String sql = SqlHelper.getFormatMapperSql(tbMapper.getObject(), "selectOneByExampleSelective", tbExample.getObject(), columns1);
+                    Assert.assertEquals(sql, "select field1 from tb WHERE (  id = '3' )  order by field2 asc limit 1");
+
+                    // 2. 执行sql
+                    Object result = tbMapper.invokeVarArgs("selectOneByExampleSelective", tbExample.getObject(), columns1);
+                    ObjectUtil tb = new ObjectUtil(result);
+                    Assert.assertEquals(tb.get("field1"), "fd3");
+                    Assert.assertNull(tb.get("field2"));
+
+                } catch (Exception e) {
+                    e.printStackTrace();
+                    Assert.assertTrue(false);
+                } finally {
+                    sqlSession.close();
+                }
+            }
+        }, warnings);
+        myBatisGenerator.generate(null, null, null, true);
+    }
+
     @AfterClass
     public static void clean() {
-        // DBHelper.reset();
+        DBHelper.reset();
     }
 }

src/test/resources/scripts/SelectSelectivePlugin/init.sql

@@ -10,7 +10,7 @@ Target Server Type    : MYSQL
 Target Server Version : 50617
 File Encoding         : 65001
 
-Date: 2017-06-30 11:15:22
+Date: 2017-07-03 17:34:11
 */
 
 SET FOREIGN_KEY_CHECKS=0;
@@ -59,11 +59,14 @@ CREATE TABLE `tb_keys` (
   `field1` varchar(255) DEFAULT NULL COMMENT '注释2',
   `field2` int(11) DEFAULT NULL,
   PRIMARY KEY (`key1`,`key2`)
-) ENGINE=InnoDB DEFAULT CHARSET=utf8;
+) ENGINE=InnoDB AUTO_INCREMENT=4 DEFAULT CHARSET=utf8;
 
 -- ----------------------------
 -- Records of tb_keys
 -- ----------------------------
+INSERT INTO `tb_keys` VALUES ('1', '2', 'fd1', null);
+INSERT INTO `tb_keys` VALUES ('2', '3', null, '2');
+INSERT INTO `tb_keys` VALUES ('3', '4', 'fd2', '3');
 
 -- ----------------------------
 -- Table structure for tb_single_blob

src/test/resources/scripts/SelectSelectivePlugin/mybatis-generator-with-SelectOneByExamplePlugin.xml

+<?xml version="1.0" encoding="UTF-8"?>
+<!--
+  ~ Copyright (c) 2017.
+  ~
+  ~ 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.
+  -->
+
+<!DOCTYPE generatorConfiguration
+        PUBLIC "-//mybatis.org//DTD MyBatis Generator Configuration 1.0//EN"
+        "http://mybatis.org/dtd/mybatis-generator-config_1_0.dtd">
+<generatorConfiguration>
+    <properties resource="db.properties"/>
+    <!--导入属性配置 -->
+    <context id="default" targetRuntime="MyBatis3">
+        <!-- 插件 -->
+        <!-- Select Selective插件 -->
+        <plugin type="com.itfsw.mybatis.generator.plugins.SelectSelectivePlugin"/>
+        <!-- 数据Model属性对应Column获取插件 -->
+        <plugin type="com.itfsw.mybatis.generator.plugins.ModelColumnPlugin"/>
+        <!-- 查询单条数据插件 -->
+        <plugin type="com.itfsw.mybatis.generator.plugins.SelectOneByExamplePlugin"/>
+
+        <!--jdbc的数据库连接 -->
+        <jdbcConnection driverClass="${db.driver}" connectionURL="${db.url}" userId="${db.username}" password="${db.password}" />
+        <!-- Model模型生成器,用来生成含有主键key的类，记录类 以及查询Example类
+            targetPackage     指定生成的model生成所在的包名
+            targetProject     指定在该项目下所在的路径  -->
+        <javaModelGenerator targetPackage="com.itfsw.mybatis.generator.plugins.dao.model" targetProject="src/test/java">
+            <!-- 是否对model添加 构造函数 -->
+            <property name="constructorBased" value="true"/>
+            <!-- 给Model添加一个父类 -->
+            <!--<property name="rootClass" value="com.itfsw.base"/>-->
+        </javaModelGenerator>
+        <!--Mapper映射文件生成所在的目录 为每一个数据库的表生成对应的SqlMap文件 -->
+        <sqlMapGenerator targetPackage="com.itfsw.mybatis.generator.plugins.dao" targetProject="src/test/java" />
+        <!-- 客户端代码，生成易于使用的针对Model对象和XML配置文件 的代码
+            type="ANNOTATEDMAPPER",生成Java Model 和基于注解的Mapper对象
+            type="MIXEDMAPPER",生成基于注解的Java Model 和相应的Mapper对象
+            type="XMLMAPPER",生成SQLMap XML文件和独立的Mapper接口 -->
+        <javaClientGenerator targetPackage="com.itfsw.mybatis.generator.plugins.dao" targetProject="src/test/java" type="XMLMAPPER"/>
+
+        <!-- +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 要自动生成的表 +++++++++++++++++++++++++++++++++++++++++++++++++++++++ -->
+        <table tableName="tb">
+            <generatedKey column="id" sqlStatement="MySql" identity="true"/>
+        </table>
+        <table tableName="tb_keys" />
+        <table tableName="tb_single_blob">
+            <generatedKey column="id" sqlStatement="MySql" identity="true"/>
+        </table>
+        <table tableName="tb_blobs">
+            <generatedKey column="id" sqlStatement="MySql" identity="true"/>
+        </table>
+    </context>
+</generatorConfiguration>
\ No newline at end of file

src/test/resources/scripts/SelectSelectivePlugin/mybatis-generator.xml

@@ -27,8 +27,6 @@
         <plugin type="com.itfsw.mybatis.generator.plugins.SelectSelectivePlugin"/>
         <!-- 数据Model属性对应Column获取插件 -->
         <plugin type="com.itfsw.mybatis.generator.plugins.ModelColumnPlugin"/>
-        <!-- 查询单条数据插件 -->
-        <plugin type="com.itfsw.mybatis.generator.plugins.SelectOneByExamplePlugin"/>
 
         <!--jdbc的数据库连接 -->
         <jdbcConnection driverClass="${db.driver}" connectionURL="${db.url}" userId="${db.username}" password="${db.password}" />