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.
   */
  /**
   * (created at 2011-7-18)
   */
  package com.alibaba.druid.bvt.sql.cobar;
  
  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.parser.Token;
  import junit.framework.TestCase;
  
  /**
   * @author <a href="mailto:danping.yudp@alibaba-inc.com">YU Danping</a>
   */
  public class DDLParserTest extends TestCase {
      public void testTruncate() throws Exception {
          String sql = "Truncate table tb1";
          MySqlStatementParser parser = new MySqlStatementParser(sql);
          SQLStatement stmt = parser.parseStatementList().get(0);
          parser.match(Token.EOF);
          String output = SQLUtils.toMySqlString(stmt);
          assertEquals("TRUNCATE TABLE tb1", output);
      }
  
      public void testTruncate_1() throws Exception {
          String sql = "Truncate tb1";
          MySqlStatementParser parser = new MySqlStatementParser(sql);
          SQLStatement stmt = parser.parseStatementList().get(0);
          parser.match(Token.EOF);
          String output = SQLUtils.toMySqlString(stmt);
          assertEquals("TRUNCATE TABLE tb1", output);
      }
  
      public void testAlterTable_0() throws Exception {
          String sql = "alTer ignore table tb_name";
          MySqlStatementParser parser = new MySqlStatementParser(sql);
          SQLStatement stmt = parser.parseStatementList().get(0);
          parser.match(Token.EOF);
          String output = SQLUtils.toMySqlString(stmt);
          assertEquals("ALTER IGNORE TABLE tb_name", output);
      }
  
      public void testAlterTable_1() throws Exception {
          String sql = "alTer table tb_name";
          MySqlStatementParser parser = new MySqlStatementParser(sql);
          SQLStatement stmt = parser.parseStatementList().get(0);
          parser.match(Token.EOF);
          String output = SQLUtils.toMySqlString(stmt);
          assertEquals("ALTER TABLE tb_name", output);
      }
  
      public void testAlterTable_2() throws Exception {
          String sql = "ALTER TABLE `test`.`tb1` ADD COLUMN `name` VARCHAR(45) NULL  AFTER `fid` ;";
          MySqlStatementParser parser = new MySqlStatementParser(sql);
          SQLStatement stmt = parser.parseStatementList().get(0);
          parser.match(Token.EOF);
          String output = SQLUtils.toMySqlString(stmt);
          assertEquals("ALTER TABLE `test`.`tb1`" +
                  "\n\tADD COLUMN `name` VARCHAR(45) NULL AFTER `fid`;", output);
      }
  
      public void testAlterTable_3() throws Exception {
          String sql = "ALTER TABLE `test`.`tb1` DROP COLUMN `name` ;";
          MySqlStatementParser parser = new MySqlStatementParser(sql);
          SQLStatement stmt = parser.parseStatementList().get(0);
          parser.match(Token.EOF);
          String output = SQLUtils.toMySqlString(stmt);
          assertEquals("ALTER TABLE `test`.`tb1`" +
                  "\n\tDROP COLUMN `name`;", output);
      }
  
      public void test_createTable_0() throws Exception {
          String sql = "crEate temporary tabLe if not exists tb_name (fid int)";
          MySqlStatementParser parser = new MySqlStatementParser(sql);
          SQLStatement stmt = parser.parseStatementList().get(0);
          parser.match(Token.EOF);
  
          assertEquals("CREATE TEMPORARY TABLE IF NOT EXISTS tb_name (\n\tfid int\n)", SQLUtils.toMySqlString(stmt));
          assertEquals("create temporary table if not exists tb_name (\n\tfid int\n)", SQLUtils.toMySqlString(stmt, SQLUtils.DEFAULT_LCASE_FORMAT_OPTION));
      }
  
      public void test_createTable_1() throws Exception {
          String sql = "crEate tabLe if not exists tb_name (fid int)";
          MySqlStatementParser parser = new MySqlStatementParser(sql);
          SQLStatement stmt = parser.parseStatementList().get(0);
          parser.match(Token.EOF);
  
          assertEquals("CREATE TABLE IF NOT EXISTS tb_name (\n\tfid int\n)", SQLUtils.toMySqlString(stmt));
          assertEquals("create table if not exists tb_name (\n\tfid int\n)", SQLUtils.toMySqlString(stmt, SQLUtils.DEFAULT_LCASE_FORMAT_OPTION));
      }
  
      public void test_createIndex_0() throws Exception {
          String sql = "create index `idx1` ON tb1 (`fname` ASC) ;";
          MySqlStatementParser parser = new MySqlStatementParser(sql);
          SQLStatement stmt = parser.parseStatementList().get(0);
          parser.match(Token.EOF);
          String output = SQLUtils.toMySqlString(stmt);
          assertEquals("CREATE INDEX `idx1` ON tb1 (`fname` ASC);", output);
      }
  
      public void test_createIndex_1() throws Exception {
          String sql = "create unique index `idx1` ON tb1 (`fname` desc) ;";
          MySqlStatementParser parser = new MySqlStatementParser(sql);
          SQLStatement stmt = parser.parseStatementList().get(0);
          parser.match(Token.EOF);
          String output = SQLUtils.toMySqlString(stmt);
          assertEquals("CREATE UNIQUE INDEX `idx1` ON tb1 (`fname` DESC);", output);
      }
  
      public void test_createIndex_2() throws Exception {
          String sql = "CREATE INDEX id_index ON lookup (id) USING BTREE;";
          MySqlStatementParser parser = new MySqlStatementParser(sql);
          SQLStatement stmt = parser.parseStatementList().get(0);
          parser.match(Token.EOF);
          String output = SQLUtils.toMySqlString(stmt);
          assertEquals("CREATE INDEX id_index ON lookup (id) USING BTREE;", output);
      }
  
      public void test_createIndex_3() throws Exception {
          String sql = "crEate index index_name using hash on tb(col(id))";
          MySqlStatementParser parser = new MySqlStatementParser(sql);
          SQLStatement stmt = parser.parseStatementList().get(0);
          parser.match(Token.EOF);
          String output = SQLUtils.toMySqlString(stmt);
          assertEquals("CREATE INDEX index_name ON tb (col(id)) USING HASH", output);
      }
  
      public void test_createIndex_4() throws Exception {
          String sql = "crEate spatial index index_name on tb(col(id))";
          MySqlStatementParser parser = new MySqlStatementParser(sql);
          SQLStatement stmt = parser.parseStatementList().get(0);
          parser.match(Token.EOF);
          String output = SQLUtils.toMySqlString(stmt);
          assertEquals("CREATE SPATIAL INDEX index_name ON tb (col(id))", output);
      }
  
      public void test_drop_index_0() throws Exception {
          String sql = "drop index index_name on tb1";
          MySqlStatementParser parser = new MySqlStatementParser(sql);
          SQLStatement stmt = parser.parseStatementList().get(0);
          parser.match(Token.EOF);
          String output = SQLUtils.toMySqlString(stmt);
          assertEquals("DROP INDEX index_name ON tb1", output);
      }
  
      public void test_drop_index_1() throws Exception {
          String sql = "DROP INDEX `PRIMARY` ON t;";
          MySqlStatementParser parser = new MySqlStatementParser(sql);
          SQLStatement stmt = parser.parseStatementList().get(0);
          parser.match(Token.EOF);
          String output = SQLUtils.toMySqlString(stmt);
          assertEquals("DROP INDEX `PRIMARY` ON t;", output);
      }
  
      public void test_drop_table_0() throws Exception {
          String sql = "DROP TEMPORARY TABLE IF EXISTS tb1, tb2, tb3 RESTRICT";
          MySqlStatementParser parser = new MySqlStatementParser(sql);
          SQLStatement stmt = parser.parseStatementList().get(0);
          parser.match(Token.EOF);
          String output = SQLUtils.toMySqlString(stmt);
          assertEquals("DROP TEMPORARY TABLE IF EXISTS tb1, tb2, tb3 RESTRICT", output);
      }
  
      public void test_drop_table_1() throws Exception {
          String sql = "DROP TEMPORARY TABLE IF EXISTS tb1, tb2, tb3 CASCADE";
          MySqlStatementParser parser = new MySqlStatementParser(sql);
          SQLStatement stmt = parser.parseStatementList().get(0);
          parser.match(Token.EOF);
          String output = SQLUtils.toMySqlString(stmt);
          assertEquals("DROP TEMPORARY TABLE IF EXISTS tb1, tb2, tb3 CASCADE", output);
      }
  
      public void test_drop_table_2() throws Exception {
          String sql = "DROP TABLE t1";
          MySqlStatementParser parser = new MySqlStatementParser(sql);
          SQLStatement stmt = parser.parseStatementList().get(0);
          parser.match(Token.EOF);
          String output = SQLUtils.toMySqlString(stmt);
          assertEquals("DROP TABLE t1", output);
      }
  
      public void test_rename_0() throws Exception {
          String sql = "RENAME TABLE current_db.tbl_name TO other_db.tbl_name";
          MySqlStatementParser parser = new MySqlStatementParser(sql);
          SQLStatement stmt = parser.parseStatementList().get(0);
          parser.match(Token.EOF);
          String output = SQLUtils.toMySqlString(stmt);
          assertEquals("RENAME TABLE current_db.tbl_name TO other_db.tbl_name", output);
      }
  
      public void test_rename_1() throws Exception {
          String sql = "rename table tb1 to ntb1,tb2 to ntb2";
          MySqlStatementParser parser = new MySqlStatementParser(sql);
          SQLStatement stmt = parser.parseStatementList().get(0);
          parser.match(Token.EOF);
          String output = SQLUtils.toMySqlString(stmt);
          assertEquals("RENAME TABLE tb1 TO ntb1, tb2 TO ntb2", output);
      }
  
      public void test_drop_view_1() throws Exception {
          String sql = "DROP VIEW IF EXISTS tb1, tb2, tb3 CASCADE";
          MySqlStatementParser parser = new MySqlStatementParser(sql);
          SQLStatement stmt = parser.parseStatementList().get(0);
          parser.match(Token.EOF);
          String output = SQLUtils.toMySqlString(stmt);
          assertEquals("DROP VIEW IF EXISTS tb1, tb2, tb3 CASCADE", output);
      }
  
      public void test_drop_view_2() throws Exception {
          String sql = "DROP VIEW t1";
          MySqlStatementParser parser = new MySqlStatementParser(sql);
          SQLStatement stmt = parser.parseStatementList().get(0);
          parser.match(Token.EOF);
          String output = SQLUtils.toMySqlString(stmt);
          assertEquals("DROP VIEW t1", output);
      }
      // public void testDDLStmt() throws Exception {
      //
      // sql = "rename table tb1 to ntb1,tb2 to ntb2";
      // lexer = new SQLLexer(sql);
      // parser = new DDLParser(lexer, new SQLExprParser(lexer));
      // dst = parser.ddlStmt();
      // output = output2MySQL(dst, sql);
      // assertEquals("RENAME TABLE tb1 TO ntb1, tb2 TO ntb2", output);
      //
      // sql = "rename table tb1 to ntb1";
      // lexer = new SQLLexer(sql);
      // parser = new DDLParser(lexer, new SQLExprParser(lexer));
      // dst = parser.ddlStmt();
      // output = output2MySQL(dst, sql);
      // assertEquals("RENAME TABLE tb1 TO ntb1", output);
      // }
  }
  