/*
* Copyright 1999-2011 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.mysql;
import java.util.List;
import junit.framework.TestCase;
import org.junit.Assert;
import com.alibaba.druid.sql.ast.SQLStatement;
import com.alibaba.druid.sql.dialect.mysql.parser.MySqlStatementParser;
import com.alibaba.druid.sql.dialect.mysql.visitor.MySqlParameterizedOutputVisitor;
import com.alibaba.druid.sql.dialect.oracle.parser.OracleStatementParser;
import com.alibaba.druid.sql.dialect.oracle.visitor.OracleParameterizedOutputVisitor;
public class MySqlParameterizedOutputVisitorTest extends TestCase {
public void test_0() throws Exception {
validate("SELECT * FROM T WHERE ID IN (?, ?, ?)", "SELECT *\nFROM T\nWHERE ID IN (?)");
validate("SELECT * FROM T WHERE ID = 5", "SELECT *\nFROM T\nWHERE ID = ?");
validate("SELECT * FROM T WHERE 1 = 0 AND ID = 5", "SELECT *\nFROM T\nWHERE 1 = 0\n\tAND ID = ?");
validate("SELECT * FROM T WHERE ID = ? OR ID = ?", "SELECT *\nFROM T\nWHERE ID = ?");
validate("SELECT * FROM T WHERE A.ID = ? OR A.ID = ?", "SELECT *\nFROM T\nWHERE A.ID = ?");
validate("SELECT * FROM T WHERE 1 = 0 OR a.id = ? OR a.id = ? OR a.id = ? OR a.id = ?",
"SELECT *\nFROM T\nWHERE 1 = 0\n\tOR a.id = ?");
validateOracle("SELECT * FROM T WHERE 1 = 0 OR a.id = ? OR a.id = ? OR a.id = ? OR a.id = ?",
"SELECT *\nFROM T\nWHERE 1 = 0\n\tOR a.id = ?");
validateOracle("SELECT * FROM T WHERE A.ID = ? OR A.ID = ?", "SELECT *\nFROM T\nWHERE A.ID = ?");
validate("INSERT INTO T (F1, F2) VALUES(?, ?), (?, ?), (?, ?)", "INSERT INTO T (F1, F2)\nVALUES (?, ?)");
validate("update net_device d, sys_user u set d.resp_user_id=u.id where d.resp_user_login_name=u.username and d.id in (42354)", //
"UPDATE net_device d, sys_user u\nSET d.resp_user_id = u.id\nWHERE d.resp_user_login_name = u.username\n\tAND d.id IN (?)");
// System.out.println("SELECT * FORM A WHERE ID = (##)".replaceAll("##", "?"));
}
void validate(String sql, String expect) {
MySqlStatementParser parser = new MySqlStatementParser(sql);
List<SQLStatement> statementList = parser.parseStatementList();
SQLStatement stmt = statementList.get(0);
Assert.assertEquals(1, statementList.size());
StringBuilder out = new StringBuilder();
MySqlParameterizedOutputVisitor visitor = new MySqlParameterizedOutputVisitor(out);
stmt.accept(visitor);
Assert.assertTrue(visitor.getReplaceCount() > 0);
Assert.assertEquals(expect, out.toString());
}
void validateOracle(String sql, String expect) {
OracleStatementParser parser = new OracleStatementParser(sql);
List<SQLStatement> statementList = parser.parseStatementList();
SQLStatement stmt = statementList.get(0);
Assert.assertEquals(1, statementList.size());
StringBuilder out = new StringBuilder();
OracleParameterizedOutputVisitor visitor = new OracleParameterizedOutputVisitor(out, false);
stmt.accept(visitor);
Assert.assertTrue(visitor.getReplaceCount() > 0);
Assert.assertEquals(expect, out.toString());
}
}