PGSelectTest.java

/*
 * Copyright 1999-2017 Alibaba Group Holding Ltd.
 *
 * 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.
 */
package com.alibaba.druid.bvt.sql.postgresql.select;

import java.util.List;

import org.junit.Assert;

import com.alibaba.druid.sql.PGTest;
import com.alibaba.druid.sql.ast.SQLStatement;
import com.alibaba.druid.sql.dialect.postgresql.parser.PGSQLStatementParser;
import com.alibaba.druid.sql.dialect.postgresql.visitor.PGSchemaStatVisitor;
import com.alibaba.druid.sql.visitor.ParameterizedOutputVisitorUtils;
import com.alibaba.druid.util.JdbcUtils;


public class PGSelectTest extends PGTest {
    
    protected void setUp() throws Exception {
        super.setUp();
        
        System.out.println();
    }

    public void test_0() throws Exception {
        String sql = "select    categoryId ,   offerIds    from cnres.function_select_get_spt_p4p_offer_list      ('    1031918   ,    1031919   ,    1037004   ')       as a(categoryId numeric,offerIds character varying(4000))";

        PGSQLStatementParser parser = new PGSQLStatementParser(sql);
        List<SQLStatement> statementList = parser.parseStatementList();
        SQLStatement statemen = statementList.get(0);
//        print(statementList);

        Assert.assertEquals(1, statementList.size());

        PGSchemaStatVisitor visitor = new PGSchemaStatVisitor();
        statemen.accept(visitor);
//
//        System.out.println("Tables : " + visitor.getTables());
//        System.out.println("fields : " + visitor.getColumns());
//        System.out.println("coditions : " + visitor.getConditions());


        Assert.assertEquals(2, visitor.getColumns().size());
        
        String mergedSql = ParameterizedOutputVisitorUtils.parameterize(sql, JdbcUtils.POSTGRESQL);
        System.out.println(mergedSql);
    }
    
    public void test_1() throws Exception {
        String sql = "select    memberId ,   offerIds    from cnres.function_select_get_seller_hot_offer_list('\\'gzyyd168\\'')    as a(memberId character varying(20),offerIds character varying(4000))";
        
        PGSQLStatementParser parser = new PGSQLStatementParser(sql);
        List<SQLStatement> statementList = parser.parseStatementList();
        SQLStatement statemen = statementList.get(0);
//        print(statementList);
        
        Assert.assertEquals(1, statementList.size());
        
        PGSchemaStatVisitor visitor = new PGSchemaStatVisitor();
        statemen.accept(visitor);
        
//        System.out.println("Tables : " + visitor.getTables());
//        System.out.println("fields : " + visitor.getColumns());
//        System.out.println("coditions : " + visitor.getConditions());
        
        
        Assert.assertEquals(2, visitor.getColumns().size());
        
        String mergedSql = ParameterizedOutputVisitorUtils.parameterize(sql, JdbcUtils.POSTGRESQL);
        System.out.println(mergedSql);
    }
    
    public void test_2() throws Exception {
        String sql = "            select    offerId ,   offerIds    from cnres.function_select_get_self_rel_offer_by_behavior      ('    350740   ')       as a(offerId numeric,offerIds character varying(4000))     ";
        
        PGSQLStatementParser parser = new PGSQLStatementParser(sql);
        List<SQLStatement> statementList = parser.parseStatementList();
        SQLStatement statemen = statementList.get(0);
//        print(statementList);
        
        Assert.assertEquals(1, statementList.size());
        
        PGSchemaStatVisitor visitor = new PGSchemaStatVisitor();
        statemen.accept(visitor);
        
//        System.out.println("Tables : " + visitor.getTables());
//        System.out.println("fields : " + visitor.getColumns());
//        System.out.println("coditions : " + visitor.getConditions());
        
        
        Assert.assertEquals(2, visitor.getColumns().size());
        
        String mergedSql = ParameterizedOutputVisitorUtils.parameterize(sql, JdbcUtils.POSTGRESQL);
        System.out.println(mergedSql);
    }
    
    public void test_3() throws Exception {
        String sql = "            select    memberId ,   offerIds    from cnres.function_select_get_seller_hot_offer_list('\\'-1\\'')    as a(memberId character varying(20),offerIds character varying(4000))     ";
        
        PGSQLStatementParser parser = new PGSQLStatementParser(sql);
        List<SQLStatement> statementList = parser.parseStatementList();
        SQLStatement statemen = statementList.get(0);
        print(statementList);
        
        Assert.assertEquals(1, statementList.size());
        
        PGSchemaStatVisitor visitor = new PGSchemaStatVisitor();
        statemen.accept(visitor);
        
//        System.out.println("Tables : " + visitor.getTables());
//        System.out.println("fields : " + visitor.getColumns());
//        System.out.println("coditions : " + visitor.getConditions());
        
        
        Assert.assertEquals(2, visitor.getColumns().size());
        
        String mergedSql = ParameterizedOutputVisitorUtils.parameterize(sql, JdbcUtils.POSTGRESQL);
        System.out.println(mergedSql);
    }

}

//select    categoryId ,   offerIds    from cnres.function_select_get_spt_p4p_offer_list      ('    1031918   ,    1031919   ,    1037004   ')       as a(categoryId numeric,offerIds character varying(4000))     
//    select    memberId ,   offerIds    from cnres.function_select_get_seller_hot_offer_list('\'gzyyd168\'')    as a(memberId character varying(20),offerIds character varying(4000))