content: /*
   * Copyright 1999-2018 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 com.alibaba.druid.sql.MysqlTest;
  import com.alibaba.druid.sql.SQLUtils;
  import com.alibaba.druid.sql.ast.SQLStatement;
  import com.alibaba.druid.sql.dialect.mysql.parser.MySqlStatementParser;
  import com.alibaba.druid.sql.dialect.mysql.visitor.MySqlSchemaStatVisitor;
  import com.alibaba.druid.util.JdbcConstants;
  
  import java.util.List;
  
  public class MySqlBeginTest extends MysqlTest {
      public void test_0() throws Exception {
          String sql = "START TRANSACTION;"
                  + "\nSELECT @A:=SUM(salary) FROM table1 WHERE type=1;"
                  + "\nUPDATE table2 SET summary=@A WHERE type=1;"
                  + "\nCOMMIT;"
                  + "\n";
  
          MySqlStatementParser parser = new MySqlStatementParser(sql);
          List<SQLStatement> statementList = parser.parseStatementList();
  //        print(statementList);
  
          assertEquals(4, statementList.size());
  
          MySqlSchemaStatVisitor visitor = new MySqlSchemaStatVisitor();
          for (SQLStatement stmt : statementList) {
              stmt.accept(visitor);
          }
  
  //        System.out.println("Tables : " + visitor.getTables());
  //        System.out.println("fields : " + visitor.getColumns());
  //        System.out.println("coditions : " + visitor.getConditions());
  //        System.out.println("orderBy : " + visitor.getOrderByColumns());
  
          assertEquals(2, visitor.getTables().size());
          assertEquals(4, visitor.getColumns().size());
          assertEquals(2, visitor.getConditions().size());
          assertEquals(0, visitor.getOrderByColumns().size());
  
          {
              String output = SQLUtils.toSQLString(statementList, JdbcConstants.MYSQL);
              assertEquals("START TRANSACTION;"
                              + "\n"
                              + "\nSELECT @A := SUM(salary)"
                              + "\nFROM table1"
                              + "\nWHERE type = 1;"
                              + "\n"
                              + "\nUPDATE table2"
                              + "\nSET summary = @A"
                              + "\nWHERE type = 1;"
                              + "\n"
                              + "\nCOMMIT;", //
                      output);
          }
          {
              String output = SQLUtils.toSQLString(statementList, JdbcConstants.MYSQL, SQLUtils.DEFAULT_LCASE_FORMAT_OPTION);
              assertEquals("start transaction;"
                              + "\n"
                              + "\nselect @A := sum(salary)"
                              + "\nfrom table1"
                              + "\nwhere type = 1;"
                              + "\n"
                              + "\nupdate table2"
                              + "\nset summary = @A"
                              + "\nwhere type = 1;"
                              + "\n"
                              + "\ncommit;", //
                      output);
          }
      }
  }
  