/** * Copyright (c) 2011-2020, hubin (jobob@qq.com). *

* 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 EntityWrapperS OF ANY KIND, either express or implied. See the * License for the specific language governing permissions and limitations under * the License. */ package com.baomidou.mybatisplus.test; import java.util.ArrayList; import java.util.HashMap; import java.util.List; import java.util.Map; import java.util.Set; import java.util.TreeSet; import org.junit.Assert; import org.junit.Test; import com.baomidou.mybatisplus.enums.SQLlikeType; import com.baomidou.mybatisplus.mapper.Condition; import com.baomidou.mybatisplus.mapper.EntityWrapper; import com.baomidou.mybatisplus.test.mysql.entity.User; import com.baomidou.mybatisplus.toolkit.TableInfoHelper; /** *

* 条件查询测试 *

* * @author hubin * @date 2016-08-19 */ public class EntityWrapperTest { /* * User 查询包装器 */ private EntityWrapper ew = new EntityWrapper(); // 初始化 static { TableInfoHelper.initTableInfo(null, User.class); } @Test public void test() { /* * 无条件测试 */ Assert.assertNull(ew.toString()); } @Test public void test11() { /* * 实体带where ifneed */ ew.setEntity(new User(1)); ew.where("name={0}", "'123'").addFilterIfNeed(false, "id=12"); String sqlSegment = ew.toString(); System.err.println("test11 = " + sqlSegment); Assert.assertEquals("AND (name='123')", sqlSegment); } @Test public void test12() { /* * 实体带where orderby */ ew.setEntity(new User(1)); ew.where("name={0}", "'123'").orderBy("id", false); String sqlSegment = ew.toString(); System.err.println("test12 = " + sqlSegment); Assert.assertEquals("AND (name='123')\nORDER BY id DESC", sqlSegment); } @Test public void test13() { /* * 实体排序 */ ew.setEntity(new User(1)); ew.orderBy("id", false); String sqlSegment = ew.toString(); System.err.println("test13 = " + sqlSegment); Assert.assertEquals("ORDER BY id DESC", sqlSegment); } @Test public void test21() { /* * 无实体 where ifneed orderby */ ew.where("name={0}", "'123'").addFilterIfNeed(false, "id=1").orderBy("id"); String sqlSegment = ew.toString(); System.err.println("test21 = " + sqlSegment); Assert.assertEquals("WHERE (name='123')\nORDER BY id", sqlSegment); } @Test public void test22() { ew.where("name={0}", "'123'").orderBy("id", false); String sqlSegment = ew.toString(); System.err.println("test22 = " + sqlSegment); Assert.assertEquals("WHERE (name='123')\nORDER BY id DESC", sqlSegment); } @Test public void test23() { /* * 无实体查询,只排序 */ ew.orderBy("id", false); String sqlSegment = ew.toString(); System.err.println("test23 = " + sqlSegment); Assert.assertEquals("ORDER BY id DESC", sqlSegment); } @Test public void testNoTSQL() { /* * 实体 filter orderby */ ew.setEntity(new User(1)); ew.addFilter("name={0}", "'123'").orderBy("id,name"); String sqlSegment = ew.toString(); System.err.println("testNoTSQL = " + sqlSegment); Assert.assertEquals("AND (name='123')\nORDER BY id,name", sqlSegment); } @Test public void testNoTSQL1() { /* * 非 T-SQL 无实体查询 */ ew.addFilter("name={0}", "'123'").addFilterIfNeed(false, "status=?", "1"); String sqlSegment = ew.toString(); System.err.println("testNoTSQL1 = " + sqlSegment); Assert.assertEquals("WHERE (name='123')", sqlSegment); } @Test public void testTSQL11() { /* * 实体带查询使用方法 输出看结果 */ ew.setEntity(new User(1)); ew.where("name=?", "'zhangsan'").and("id=1").orNew("status=?", "0").or("status=1").notLike("nlike", "notvalue") .andNew("new=xx").like("hhh", "ddd").andNew("pwd=11").isNotNull("n1,n2").isNull("n3").groupBy("x1") .groupBy("x2,x3").having("x1=11").having("x3=433").orderBy("dd").orderBy("d1,d2"); System.out.println(ew.toString()); Assert.assertEquals("AND (name=? AND id=1) \n" + "OR (status=? OR status=1 AND nlike NOT LIKE '%notvalue%') \n" + "AND (new=xx AND hhh LIKE '%ddd%') \n" + "AND (pwd=11 AND n1 IS NOT NULL AND n2 IS NOT NULL AND n3 IS NULL)\n" + "GROUP BY x1, x2,x3\n" + "HAVING (x1=11 AND x3=433)\n" + "ORDER BY dd, d1,d2",ew.toString()); } @Test public void testNull() { ew.orderBy(null); String sqlPart = ew.toString(); Assert.assertNull(sqlPart); } @Test public void testNull2() { ew.like(null, null).where("aa={0}", "'bb'").orderBy(null); String sqlPart = ew.toString(); Assert.assertEquals("WHERE (aa='bb')", sqlPart); } /** * 测试带单引号的值是否不会再次添加单引号 */ @Test public void testNul14() { ew.where("id={0}", "'11'").and("name={0}", 22); String sqlPart = ew.toString(); System.out.println("sql ==> " + sqlPart); Assert.assertEquals("WHERE (id='11' AND name=22)", sqlPart); } /** * 测试带不带单引号的值是否会自动添加单引号 */ @Test public void testNul15() { ew.where("id={0} and ids = {1}", "11", 22).and("name={0}", 222222222); String sqlPart = ew.toString(); System.out.println("sql ==> " + sqlPart); Assert.assertEquals("WHERE (id='11' and ids = 22 AND name=222222222)", sqlPart); } /** * 测试EXISTS */ @Test public void testNul16() { ew.notExists("(select * from user)"); String sqlPart = ew.toString(); System.out.println("sql ==> " + sqlPart); Assert.assertEquals("WHERE ( NOT EXISTS ((select * from user)))", sqlPart); } /** * 测试NOT IN */ @Test public void test17() { List list = new ArrayList(); list.add("'1'"); list.add("'2'"); list.add("'3'"); ew.notIn("test_type", list); String sqlPart = ew.toString(); System.out.println("sql ==> " + sqlPart); Assert.assertEquals("WHERE (test_type NOT IN ('1','2','3'))", sqlPart); } /** * 测试IN */ @Test public void testNul18() { List list = new ArrayList(); list.add(111111111L); list.add(222222222L); list.add(333333333L); ew.in("test_type", list); String sqlPart = ew.toString(); System.out.println("sql ==> " + sqlPart); Assert.assertEquals("WHERE (test_type IN (111111111,222222222,333333333))", sqlPart); } /** * 测试IN */ @Test public void test18() { Set list = new TreeSet(); list.add(111111111L); list.add(222222222L); list.add(333333333L); ew.in("test_type", list); String sqlPart = ew.toString(); System.out.println("sql ==> " + sqlPart); Assert.assertEquals("WHERE (test_type IN (111111111,222222222,333333333))", sqlPart); } /** * 测试BETWEEN AND */ @Test public void testNul19() { String val1 = "11"; String val2 = "33"; ew.between("test_type", val1, val2); String sqlPart = ew.toString(); System.out.println("sql ==> " + sqlPart); Assert.assertEquals("WHERE (test_type BETWEEN '11' AND '33')", sqlPart); } /** * 测试Escape */ @Test public void testEscape() { String val1 = "'''"; String val2 = "\\"; ew.between("test_type", val1, val2); String sqlPart = ew.toString(); System.out.println("sql ==> " + sqlPart); Assert.assertEquals("WHERE (test_type BETWEEN '\\'' AND '\\\\')", sqlPart); } /** * 测试Escape */ @Test public void testInstance() { String val1 = "'''"; String val2 = "\\"; String sqlPart = Condition.instance().between("test_type", val1, val2).toString(); System.out.println("sql ==> " + sqlPart); Assert.assertEquals("WHERE (test_type BETWEEN '\\'' AND '\\\\')", sqlPart); } /** * 测试Qbc */ @Test @SuppressWarnings("unchecked") public void testQbc() { Map map = new HashMap(); map.put("allEq1","22"); map.put("allEq2",3333); map.put("allEq3",66.99); String sqlPart = Condition.instance().gt("gt", 1).le("le",2).lt("le",3).ge("ge",4).eq("eq",5).allEq(map).toString(); System.out.println("sql ==> " + sqlPart); Assert.assertEquals("WHERE (gt > 1 AND le <= 2 AND le < 3 AND ge >= 4 AND eq = 5 AND allEq3 = 66.99 AND allEq1 = '22' AND allEq2 = 3333)", sqlPart); } /** * 测试LIKE */ @Test public void testlike() { String sqlPart = Condition.instance().like("default", "default", SQLlikeType.DEFAULT).like("left","left", SQLlikeType.LEFT).like("right","right", SQLlikeType.RIGHT).toString(); System.out.println("sql ==> " + sqlPart); Assert.assertEquals("WHERE (default LIKE '%default%' AND left LIKE '%left' AND right LIKE 'right%')", sqlPart); } }