mariadb/mysql-test/suite/storage_engine/col_opt_default.test

# 
# Check whether DEFAULT column attribute 
# is supported in CREATE and ALTER TABLE.
# If the attribute is supported at all, it will be covered
# in more details in col_option_null and col_option_not_null tests.
#

--source have_engine.inc

--disable_warnings
DROP TABLE IF EXISTS t1;
--enable_warnings

--let $create_definition = a $int_col DEFAULT '0'
--source create_table.inc
if ($mysql_errname)
{
  --let $functionality = DEFAULT values
  --source unexpected_result.inc
}
if (!$mysql_errname)
{
  --replace_column 3 #
  SHOW COLUMNS IN t1;

  INSERT INTO t1 (a) VALUES (1);
  --sorted_result
  SELECT a FROM t1;

  --let $alter_definition = ADD COLUMN b $char_col DEFAULT ''
  --source alter_table.inc
  if ($mysql_errname)
  {
    --let $functionality = ALTER or DEFAULT
    --source unexpected_result.inc
  }
  if (!$mysql_errname)
  {
    --replace_column 3 #
    SHOW COLUMNS IN t1;

    INSERT INTO t1 (b) VALUES ('a');
    --sorted_result
    SELECT a,b FROM t1;
  }
  DROP TABLE t1;
}
--source cleanup_engine.inc