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SqlTest.java
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executable file
·227 lines (179 loc) · 6.23 KB
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package com.sqltest.db;
import com.sqltest.model.UserInfo;
import com.sqltest.model.UserType;
import io.github.cotide.dapper.query.enums.OrderBy;
import io.github.cotide.dapper.query.Ors;
import org.junit.Test;
import io.github.cotide.dapper.query.Sql;
import java.util.ArrayList;
import java.util.List;
/**
* SQL对象测试
*/
public class SqlTest {
@Test
public void selectEntity() {
Sql sql = Sql.builder()
.select()
.from(UserInfo.class)
.where("user_Name = ?","leo")
.where("user_Name = ?","leo2");
System.out.println("SQL语句:");
System.out.println(sql.getFinalSql());
System.out.println("SQL参数值:");
sql.getFinalArgs().forEach(System.out::println);
}
@Test
public void selectEntity2() {
Sql sql = Sql.builder()
.select()
.from(UserInfo.class)
.where("user_Name = ?","leo");
sql.or(
Ors.sql().where(UserInfo::getValue,11)
);
System.out.println("SQL语句:");
System.out.println(sql.getFinalSql());
System.out.println("SQL参数值:");
sql.getFinalArgs().forEach(System.out::println);
}
@Test
public void sqlWhere() {
Sql sql = Sql.builder()
.select()
.from(UserInfo.class)
.where("id = ?",1)
.where(" id = ?",2);
System.out.println("Sql语句:");
System.out.println(sql.getFinalSql());
System.out.println("SQL参数值:");
sql.getFinalArgs().forEach(System.out::println);
}
@Test
public void sqlWhereLambda() {
Sql sql = Sql.builder().select().from(UserInfo.class)
.where(UserInfo::getName,"Test");
System.out.println("Sql语句:");
System.out.println(sql.getFinalSql());
System.out.println("SQL参数值:");
sql.getFinalArgs().forEach(System.out::println);
}
@Test
public void sqlWhereIn() {
Sql sql = Sql.builder()
.select()
.from("user_info")
//.where("id = ?","aaaa")
//.where(" id = ?","bbbb")
//.whereIn("id",1,2,3)
.whereIn("id","A","B","C");
//.where("name = ? and name = ?","ccc","ddd");
System.out.println("Sql语句:");
System.out.println(sql.getFinalSql());
System.out.println("SQL参数值:");
sql.getFinalArgs().forEach(System.out::println);
}
@Test
public void sqlWhereIn2() {
List<String> parmList = new ArrayList<>();
parmList.add("A");
parmList.add("B");
parmList.add("C");
Sql sql = Sql.builder()
.select()
.from("user_info")
.whereIn("id",parmList);
System.out.println("Sql语句:");
System.out.println(sql.getFinalSql());
System.out.println("SQL参数值:");
sql.getFinalArgs().forEach(System.out::println);
}
@Test
public void sqlLambda() {
Sql sql = Sql.builder().select().from(UserInfo.class)
.where(UserInfo::getName,"Test")
.whereIn(UserInfo::getId,1,2)
.order(UserInfo::getCreateTime,OrderBy.DESC);
System.out.println("Sql语句:");
System.out.println(sql.getFinalSql());
System.out.println("SQL参数值:");
sql.getFinalArgs().forEach(System.out::println);
}
@Test
public void sqlWhereInLambda2() {
Sql sql = Sql.builder()
.select()
.from("user_info")
.where(UserInfo::getId,1)
.whereIn(UserInfo::getId,1)
.whereIn(UserInfo::getId,1,2,3)
.whereIn(UserInfo::getName,"A","B");
System.out.println("Sql语句:");
System.out.println(sql.getFinalSql());
System.out.println("SQL参数值:");
sql.getFinalArgs().forEach(System.out::println);
}
@Test
public void sqlOrderByLambda(){
Sql sql = Sql.builder()
.select()
.from("user_info")
.order("user_id desc")
.order("user_id", OrderBy.DESC)
.order(UserInfo::getId)
.order(UserInfo::getId,OrderBy.DESC);
System.out.println("Sql语句:");
System.out.println(sql.getFinalSql());
System.out.println("SQL参数值:");
sql.getFinalArgs().forEach(System.out::println);
}
@Test
public void sqlJoin(){
Sql sql = Sql.builder().select().from(UserInfo.class,"a")
.innerJoin(UserType.class,"b")
.on("a.user_id = b.id");
System.out.println("Sql语句:");
System.out.println(sql.getFinalSql());
System.out.println("SQL参数值:");
sql.getFinalArgs().forEach(System.out::println);
}
@Test
public void sqlJoin2(){
Sql sql = Sql.builder().select().from(UserInfo.class)
.innerJoin(UserType.class)
.on("user_id = id");
System.out.println("Sql语句:");
System.out.println(sql.getFinalSql());
System.out.println("SQL参数值:");
sql.getFinalArgs().forEach(System.out::println);
}
@Test
public void parm()
{
getParmType();
getParmType(1);
getParmType(1,2,3);
getParmType("1");
getParmType("1","2","3");
}
// region Helper
private void getParmType(Object... paras)
{
if(paras==null)
{
System.out.println("object is null");
}
if(paras.length> 0)
{
System.out.println("It's a Array."+paras.getClass().getComponentType());
if(paras[0] instanceof String )
{
System.out.println("It's a String");
}else if(paras[0] instanceof Integer )
{
System.out.println("It's a Integer");
}
}
}
// endregion
}