--source include/have_debug.inc
--source include/have_sequence.inc
--source include/have_innodb.inc
--source include/have_log_bin.inc
--source include/not_valgrind.inc

#
# Testing of query > 4K. For this we do not have to run many tests as we
# only want to test the query storage, which is identical for all cases.
#

--disable_query_log
call mtr.add_suppression("InnoDB: .* does not exist in the InnoDB internal");
# Speed up wait_until_connected_again.inc
let NO_WSREP=1;
RESET MASTER;

--enable_query_log
let $MYSQLD_DATADIR= `SELECT @@datadir`;

let $engine_count=1;
let $engines='myisam';

let $crash_count=1;
let $crash_points='ddl_log_alter_after_log';

let $statement_count=2;
let $statements='ALTER TABLE t1 ADD COLUMN c INT, COMMENT "new"',
                'ALTER TABLE t1 COMMENT "new"';

# If there is a need of testing one specific state (crash point and query),
# one can remove the comments below and modify them.
#let $crash_count=1;
#let $crash_points='ddl_log_alter_before_rename_triggers';
#let $statement_count= 1;
#let $statements='ALTER TABLE t1 change column b c int, COMMENT "new"';

let $old_debug=`select @@debug_dbug`;

let $e=0;
let $keep_include_silent=1;
let $grep_script=ALTER;
--disable_query_log

while ($e < $engine_count)
{
  inc $e;
  let $engine=`select ELT($e, $engines)`;
  let $default_engine=$engine;

  --echo
  --echo engine: $engine
  --echo

  let $r=0;
  while ($r < $statement_count)
  {
    inc $r;
    let $statement=`select ELT($r, $statements)`;
    --echo
    --echo query: $statement
    let $statement=`select concat(replace('$statement', "new", repeat("x",2000)), "/* long code comment: ", repeat("y",6000), "*/")`;
    --echo
    let $c=0;
    while ($c < $crash_count)
    {
      inc $c;
      let $crash=`select ELT($c, $crash_points)`;

      --eval create table t1 (a int, b int) engine=$engine
      insert into t1 (a) values (1),(2);
      flush tables;

      FLUSH BINARY LOGS;
      --let $start_binlog_file= query_get_value(SHOW MASTER STATUS, File, 1)
      --echo crash point: $crash
      --exec echo "restart" > $MYSQLTEST_VARDIR/tmp/mysqld.1.expect
      --disable_reconnect
      --eval set @@debug_dbug="+d,$crash",@debug_crash_counter=1
      let $errno=0;
      --error 0,2013
      --eval $statement;
      let $error=$errno;
      --enable_reconnect
      --source include/wait_until_connected_again.inc
      --disable_query_log
      --eval set @@debug_dbug="$old_debug"

      if ($error == 0)
      {
        echo "No crash!";
      }
      if ($error != 0)
      {
        --list_files $MYSQLD_DATADIR/test t*
        --list_files $MYSQLD_DATADIR/test *sql*
        show create table t1;
        select sum(a) from t1;
        --let $binlog_file=$start_binlog_file
        --let $binlog_output_name=master-bin.000001
        --source include/show_binlog_events.inc
        if ($error)
        {
          --let $binlog_file= query_get_value(SHOW MASTER STATUS, File, 1)
          --let $binlog_output_name=master-bin.000002
          if ($binlog_file != $start_binlog_file)
          {
            --source include/show_binlog_events.inc
          }
        }
      }
      --disable_warnings
      drop table if exists t1,t2;
      --enable_warnings
    }
  }
}

--enable_query_log