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.visitor;
  
  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 junit.framework.TestCase;
  
  import java.util.List;
  
  public class MySqlSchemaStatVisitorTest8 extends TestCase {
      public void test_0() throws Exception {
          String sql = "SELECT\n" +
                  "(SELECT count() FROM warn_condition_strategy WHERE user_id = 2510701 AND is_delete = 0 AND strategy_state IN\n" +
                  "(1, 2, 6)) AS monitorNum,\n" +
                  "(SELECT count() FROM warn_condition_trade_history WHERE user_id = 2510701 AND date_sub(curdate(), INTERVAL 7 DAY) <= date(create_date)) AS recentEntrustNum,\n" +
                  "(SELECT count() FROM warn_condition_strategy WHERE user_id = 2510701 AND (is_delete = 1 OR strategy_state IN (3, 4, 5))) AS historyNum,\n" +
                  "(SELECT count() FROM warn_condition_trade_history WHERE user_id = 2510701 AND status = 1) AS unreadEntrustNum";
  
          // sql = "select columnName from table1 where id in (select id from table3 where name = ?)";
          MySqlStatementParser parser = new MySqlStatementParser(sql);
          List<SQLStatement> statementList = parser.parseStatementList();
          SQLStatement stmt = statementList.get(0);
  
          assertEquals(1, statementList.size());
  
          MySqlSchemaStatVisitor visitor = new MySqlSchemaStatVisitor();
          stmt.accept(visitor);
  
          System.out.println(stmt.toString());
  
          // System.out.println(sql);
          System.out.println("Tables : " + visitor.getTables());
          System.out.println("fields : " + visitor.getColumns());
          System.out.println(visitor.getConditions());
  
          assertEquals(2, visitor.getTables().size());
          assertEquals(true, visitor.containsTable("warn_condition_strategy"));
          assertEquals(true, visitor.containsTable("warn_condition_trade_history"));
  
          assertEquals(6, visitor.getColumns().size());
          assertEquals(true, visitor.containsColumn("warn_condition_strategy", "user_id"));
          assertEquals(true, visitor.containsColumn("warn_condition_strategy", "is_delete"));
          assertEquals(true, visitor.containsColumn("warn_condition_strategy", "strategy_state"));
          // assertEquals(true, visitor.getFields().contains(new
          // Column("users", "name")));
      }
  }
  