# Copyright (C) 2009 Sun Microsystems, Inc
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; version 2 of the License.
#
# 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 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA

# Tests for PERFORMANCE_SCHEMA

--source include/not_embedded.inc
--source include/have_perfschema.inc

# Setup

--source ../include/setup_helper.inc

# We use a myisam table here because CREATE TABLE has a known,
# stable behavior (it will lock THR_LOCK_myisam once).
# The point is not to test myisam, but to test that each
# connection is properly instrumented, with one-thread-per-connection

update performance_schema.setup_instruments set enabled='YES'
  where name like "wait/synch/mutex/mysys/THR_LOCK_myisam";

--disable_warnings
drop table if exists test.t1;
drop table if exists test.t2;
drop table if exists test.t3;
--enable_warnings

truncate table performance_schema.events_waits_history_long;

show variables like "thread_handling";

# Code to test

connection con1;

-- echo "----------------- Connection 1"
create table test.t1(a int) engine=MYISAM;

connection con2;

-- echo "----------------- Connection 2"
create table test.t2(a int) engine=MYISAM;

connection con3;

-- echo "----------------- Connection 3"
create table test.t3(a int) engine=MYISAM;

# Verification

connection default;

-- echo "----------------- Connection default"

--disable_query_log
eval set @tid= $con1_THREAD_ID;
--enable_query_log

execute stmt_dump_events using @tid;
execute stmt_dump_thread using @tid;

--disable_query_log
eval set @tid= $con2_THREAD_ID;
--enable_query_log

execute stmt_dump_events using @tid;
execute stmt_dump_thread using @tid;

--disable_query_log
eval set @tid= $con3_THREAD_ID;
--enable_query_log

execute stmt_dump_events using @tid;
execute stmt_dump_thread using @tid;

# Cleanup

drop table test.t1;
drop table test.t2;
drop table test.t3;

--source ../include/cleanup_helper.inc