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.sql;
  
  import com.alibaba.druid.sql.ast.SQLStatement;
  import com.alibaba.druid.sql.dialect.mysql.parser.MySqlStatementParser;
  import com.alibaba.druid.sql.dialect.mysql.visitor.MySqlOutputVisitor;
  import junit.framework.TestCase;
  import org.junit.Assert;
  
  import java.util.List;
  
  public class MysqlTest extends TestCase {
      protected String output(List<SQLStatement> stmtList) {
          StringBuilder out = new StringBuilder();
          MySqlOutputVisitor visitor = new MySqlOutputVisitor(out);
  
          for (SQLStatement stmt : stmtList) {
              stmt.accept(visitor);
          }
  
          return out.toString();
      }
  
      protected void print(List<SQLStatement> stmtList) {
          String text = output(stmtList);
          String outputProperty = System.getProperty("druid.output");
          if ("false".equals(outputProperty)) {
              return;
          }
          System.out.println(text);
      }
  
      protected void parseTrue(String sql, String except) {
          SQLStatement statement = SQLUtils.parseSingleMysqlStatement(sql);
          Assert.assertEquals(except, SQLUtils.toMySqlString(statement));
      }
  
      protected SQLStatement parse(String sql) {
          return SQLUtils.parseSingleMysqlStatement(sql);
      }
  
      protected List<SQLStatement> parseList(String sql) {
          MySqlStatementParser parser = new MySqlStatementParser(sql);
          return parser.parseStatementList();
      }
  }
  