content: /*
   * Copyright (c) 2005, 2020, Oracle and/or its affiliates.
   *
   * This program is free software; you can redistribute it and/or modify it under
   * the terms of the GNU General Public License, version 2.0, as published by the
   * Free Software Foundation.
   *
   * This program is also distributed with certain software (including but not
   * limited to OpenSSL) that is licensed under separate terms, as designated in a
   * particular file or component or in included license documentation. The
   * authors of MySQL hereby grant you an additional permission to link the
   * program and your derivative works with the separately licensed software that
   * they have included with MySQL.
   *
   * Without limiting anything contained in the foregoing, this file, which is
   * part of MySQL Connector/J, is also subject to the Universal FOSS Exception,
   * version 1.0, a copy of which can be found at
   * http://oss.oracle.com/licenses/universal-foss-exception.
   *
   * This program is distributed in the hope that it will be useful, but WITHOUT
   * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
   * FOR A PARTICULAR PURPOSE. See the GNU General Public License, version 2.0,
   * for more details.
   *
   * You should have received a copy of the GNU General Public License along with
   * this program; if not, write to the Free Software Foundation, Inc.,
   * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301  USA
   */
  
  package testsuite.regression;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  
  import java.time.LocalDateTime;
  import java.time.ZoneId;
  import java.time.ZonedDateTime;
  import java.util.TimeZone;
  
  import org.junit.jupiter.api.Test;
  
  import com.mysql.cj.MysqlConnection;
  import com.mysql.cj.util.TimeUtil;
  
  import testsuite.BaseTestCase;
  
  /**
   * Tests regressions w/ the Escape Processor code.
   */
  public class EscapeProcessorRegressionTest extends BaseTestCase {
      /**
       * Tests fix for BUG#11797 - Escape tokenizer doesn't respect stacked single quotes for escapes.
       * 
       * @throws Exception
       */
      @Test
      public void testBug11797() throws Exception {
          assertEquals("select 'ESCAPED BY ''\\'' ON {tbl_name | * | *.* | db_name.*}'",
                  this.conn.nativeSQL("select 'ESCAPED BY ''\\'' ON {tbl_name | * | *.* | db_name.*}'"));
      }
  
      /**
       * Tests fix for BUG#11498 - Escape processor didn't honor strings demarcated with double quotes.
       * 
       * @throws Exception
       */
      @Test
      public void testBug11498() throws Exception {
          assertEquals(
                  "replace into t1 (id, f1, f4) VALUES(1,\"\",\"tko { zna gdje se sakrio\"),(2,\"a\",\"sedmi { kontinentio\"),(3,\"a\",\"a } cigov si ti?\")",
                  this.conn.nativeSQL(
                          "replace into t1 (id, f1, f4) VALUES(1,\"\",\"tko { zna gdje se sakrio\"),(2,\"a\",\"sedmi { kontinentio\"),(3,\"a\",\"a } cigov si ti?\")"));
      }
  
      /**
       * Tests fix for BUG#14909 - escape processor replaces quote character in quoted string with string delimiter.
       * 
       * @throws Exception
       */
      @Test
      public void testBug14909() throws Exception {
          assertEquals("select '{\"','}'", this.conn.nativeSQL("select '{\"','}'"));
      }
  
      /**
       * Tests fix for BUG#25399 - EscapeProcessor gets confused by multiple backslashes
       * 
       * @throws Exception
       */
      @Test
      public void testBug25399() throws Exception {
          assertEquals("\\' {d}", getSingleValueWithQuery("SELECT '\\\\\\' {d}'"));
      }
  
      /**
       * Tests fix for BUG#63526 - Unhandled case of {data...}
       * 
       * @throws Exception
       */
      @Test
      public void testBug63526() throws Exception {
          createTable("bug63526", "(`{123}` INT UNSIGNED NOT NULL)", "INNODB");
      }
  
      /**
       * Tests fix for BUG#60598 - nativeSQL() truncates fractional seconds
       * 
       * @throws Exception
       */
      @Test
      public void testBug60598() throws Exception {
  
          TimeZone sessionTz = ((MysqlConnection) this.conn).getSession().getServerSession().getSessionTimeZone();
          ZonedDateTime zdt = LocalDateTime.of(2001, 2, 3, 4, 5, 6, 7000000).atZone(ZoneId.systemDefault()).withZoneSameInstant(sessionTz.toZoneId());
          boolean withFract = versionMeetsMinimum(5, 6, 4);
  
          String expected = "SELECT '" + zdt.format(TimeUtil.DATETIME_FORMATTER_NO_FRACT_NO_OFFSET) + "' , '"
                  + zdt.format(withFract ? TimeUtil.DATETIME_FORMATTER_WITH_MILLIS_NO_OFFSET : TimeUtil.DATETIME_FORMATTER_NO_FRACT_NO_OFFSET) + "' , '11:22:33"
                  + (withFract ? ".444'" : "'");
  
          String input = "SELECT {ts '2001-02-03 04:05:06' } , {ts '2001-02-03 04:05:06.007' } , {t '11:22:33.444' }";
  
          String output = this.conn.nativeSQL(input);
          assertEquals(expected, output);
      }
  }
  