content: /*
   * 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.mysql.select;
  
  import com.alibaba.druid.sql.MysqlTest;
  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 java.util.List;
  
  public class MySqlSelectTest_207_cast extends MysqlTest {
      public void test_0() throws Exception {
          String sql = "SELECT  a.key_label as keyLabel,\n" +
                  "            a.key_type_cd as keyType,\n" +
                  "            a.key_subtp_cd as keySubType,\n" +
                  "            a.key_size as keySize,\n" +
                  "\n" +
                  "            cast(b.token_no as unsigned int) as tokenNo,\n" +
                  "            b.token_label as tokenLabel\n" +
                  "    FROM  kky_prof a, khm_ltoken b\n" +
                  "    WHERE   a.key_label is not null\n" +
                  "     AND  b.com_id = a.com_id\n" +
                  "     AND  a.key_stats_cd = 'Y'";
  
          MySqlStatementParser parser = new MySqlStatementParser(sql);
          List<SQLStatement> statementList = parser.parseStatementList();
          SQLStatement stmt = statementList.get(0);
  
          assertEquals(1, statementList.size());
  
          assertEquals("SELECT a.key_label AS keyLabel, a.key_type_cd AS keyType, a.key_subtp_cd AS keySubType, a.key_size AS keySize, CAST(b.token_no AS unsigned int) AS tokenNo\n" +
                          "\t, b.token_label AS tokenLabel\n" +
                          "FROM kky_prof a, khm_ltoken b\n" +
                          "WHERE a.key_label IS NOT NULL\n" +
                          "\tAND b.com_id = a.com_id\n" +
                          "\tAND a.key_stats_cd = 'Y'", //
                  stmt.toString());
  
          MySqlSchemaStatVisitor visitor = new MySqlSchemaStatVisitor();
          stmt.accept(visitor);
  
          assertEquals(2, visitor.getTables().size());
          assertEquals(9, visitor.getColumns().size());
          assertEquals(4, visitor.getConditions().size());
          assertEquals(0, visitor.getOrderByColumns().size());
      }
  }
  