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.DbType;
  import com.alibaba.druid.sql.MysqlTest;
  import com.alibaba.druid.sql.SQLUtils;
  import com.alibaba.druid.sql.ast.SQLStatement;
  
  public class MySqlSelectTest_306_outer_orderby
          extends MysqlTest {
      public void test_0() throws Exception {
          String sql = "SELECT * \n" +
                  "FROM (\n" +
                  "                SELECT orderstatus, clerk, sum(totalprice) sales\n" +
                  "                FROM orders\n" +
                  "                GROUP BY orderstatus, clerk\n" +
                  "             )  \n" +
                  "ORDER BY orderstatus, clerk";
  
          SQLStatement stmt = SQLUtils.parseSingleStatement(sql, DbType.mysql);
  
          assertEquals("SELECT *\n" +
                  "FROM (\n" +
                  "\tSELECT orderstatus, clerk, sum(totalprice) AS sales\n" +
                  "\tFROM orders\n" +
                  "\tGROUP BY orderstatus, clerk\n" +
                  ")\n" +
                  "ORDER BY orderstatus, clerk", stmt.toString());
      }
  
      public void test_1() throws Exception {
          String sql = "SELECT * \n" +
                  "FROM (select c2 from test order by c1" +
                  "             )  \n" +
                  "ORDER BY orderstatus, clerk";
  
          SQLStatement stmt = SQLUtils.parseSingleStatement(sql, DbType.mysql);
  
          assertEquals("SELECT *\n" +
                  "FROM (\n" +
                  "\tSELECT c2\n" +
                  "\tFROM test\n" +
                  "\tORDER BY c1\n" +
                  ")\n" +
                  "ORDER BY orderstatus, clerk", stmt.toString());
      }
  
      public void test_2() throws Exception {
          String sql = "SELECT * \n" +
                  "FROM (select c2 from test order by c1 limit 10" +
                  "             )  \n" +
                  "ORDER BY orderstatus, clerk";
  
          SQLStatement stmt = SQLUtils.parseSingleStatement(sql, DbType.mysql);
  
          assertEquals("SELECT *\n" +
                  "FROM (\n" +
                  "\tSELECT c2\n" +
                  "\tFROM test\n" +
                  "\tORDER BY c1\n" +
                  "\tLIMIT 10\n" +
                  ")\n" +
                  "ORDER BY orderstatus, clerk", stmt.toString());
      }
  
      public void test_3() throws Exception {
          String sql = "SELECT * \n" +
                  "FROM (select c2 from test order by c1 limit 10" +
                  "             )  \n" +
                  "ORDER BY orderstatus, clerk";
  
          SQLStatement stmt = SQLUtils.parseSingleStatement(sql, DbType.mysql);
  
          assertEquals("SELECT *\n" +
                  "FROM (\n" +
                  "\tSELECT c2\n" +
                  "\tFROM test\n" +
                  "\tORDER BY c1\n" +
                  "\tLIMIT 10\n" +
                  ")\n" +
                  "ORDER BY orderstatus, clerk", stmt.toString());
      }
  
      public void test_4() throws Exception {
          String sql = "SELECT * from ((select 2 order by 2) order by 1) a";
  
          SQLStatement stmt = SQLUtils.parseSingleStatement(sql, DbType.mysql);
  
          assertEquals("SELECT *\n" +
                  "FROM (\n" +
                  "\tSELECT 2\n" +
                  "\tORDER BY 2\n" +
                  ") a", stmt.toString());
      }
  
      public void test_5() throws Exception {
          String sql = "SELECT * \n" +
                  "FROM (select c2 from test order by c1 limit 10" +
                  "             )  \n" +
                  "limit 20";
  
          SQLStatement stmt = SQLUtils.parseSingleStatement(sql, DbType.mysql);
  
          assertEquals("SELECT *\n" +
                  "FROM (\n" +
                  "\tSELECT c2\n" +
                  "\tFROM test\n" +
                  "\tORDER BY c1\n" +
                  "\tLIMIT 10\n" +
                  ")\n" +
                  "LIMIT 20", stmt.toString());
      }
  
      public void test_6() throws Exception {
          String sql = "SELECT * \n" +
                  "FROM (select 2" +
                  "             )  \n" +
                  "limit 20";
  
          SQLStatement stmt = SQLUtils.parseSingleStatement(sql, DbType.mysql);
  
          assertEquals("SELECT *\n" +
                  "FROM (\n" +
                  "\tSELECT 2\n" +
                  ")\n" +
                  "LIMIT 20", stmt.toString());
      }
  
      public void test_7() throws Exception {
          String sql = "select * from ((select * from test) limit 1)  ";
  
          SQLStatement stmt = SQLUtils.parseSingleStatement(sql, DbType.mysql);
  
          assertEquals("SELECT *\n" +
                  "FROM (\n" +
                  "\tSELECT *\n" +
                  "\tFROM test\n" +
                  "\tLIMIT 1\n" +
                  ")", stmt.toString());
      }
  
      public void test_8() throws Exception {
          String sql = "select * from ((select * from test) order by a)  ";
  
          SQLStatement stmt = SQLUtils.parseSingleStatement(sql, DbType.mysql);
  
          assertEquals("SELECT *\n" +
                  "FROM (\n" +
                  "\tSELECT *\n" +
                  "\tFROM test\n" +
                  "\tORDER BY a\n" +
                  ")", stmt.toString());
      }
  }
  