mariadb/mysql-test/suite/atomic/alter_table_trigger.test

--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 atomic create table with crashes in a lot of different places
#
# This is very similar to the alter_table.test, but includes testing of
# triggers in with ALTER TABLE .. RENAME.
#

--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','innodb';

let $crash_count=3;
let $crash_points='ddl_log_alter_before_rename_triggers', 'ddl_log_alter_after_rename_triggers', 'ddl_log_alter_after_drop_original_table';

let $statement_count=3;
let $statements='ALTER TABLE t1 ADD COLUMN c INT, COMMENT "new", rename t2',
                'ALTER TABLE t1 COMMENT "new", rename t2',
                'ALTER TABLE t1 change column b c int, COMMENT "new", rename t2';

# 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", rename t2';

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
    --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;
      delimiter |;
      create trigger t1_trg before insert on t1 for each row
      begin
        if isnull(new.a) then
          set new.a:= 1000;
        end if;
      end|
      delimiter ;|

       FLUSH BINARY LOGS;
      --let $start_binlog_file= query_get_value(SHOW MASTER STATUS, File, 1)

      --echo crash point: $crash
      if ($crash_count != 1)
      {
         --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*
        # Check which tables still exists
        --error 0,1
        --file_exists $MYSQLD_DATADIR/test/t1.frm
        let $error2=$errno;
        if ($error2 == 0)
        {
          show create table t1;
          # Ensure that triggers work
          insert into t1 (a) values(null);
          select sum(a) from t1;
        }
        if ($error2 == 1)
        {
          show create table t2;
          select count(*) from t2;
          # Ensure that triggers work
          insert into t2 (a) values(null);
          select sum(a) from t2;
        }

        --let $binlog_file=$start_binlog_file
        --let $binlog_output_name=master-bin.000001
        if ($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