# Tests for PERFORMANCE_SCHEMA

--source ../include/start_server_common.inc

# Expect no classes
show global variables like "performance_schema_max_rwlock_classes";

select count(*) from performance_schema.setup_instruments
  where name like "wait/synch/rwlock/%";

# We lost all the classes
--disable_warnings
select variable_value > 0 from performance_schema.global_status
  where variable_name like 'PERFORMANCE_SCHEMA_RWLOCK_CLASSES_LOST';
--enable_warnings

# Expect no instances
select count(*) from performance_schema.rwlock_instances;

# Expect no instances lost
show global status like "performance_schema_rwlock_instances_lost";