test case for a previous commit

mysql-test/suite/rpl/r/kill_race_condition.result

+include/master-slave.inc
+[connection master]
+set global debug_dbug='d,rows_log_event_before_open_table';
+set debug_sync='now WAIT_FOR before_open_table';
+create table t1 (a int);
+insert t1 values (1),(2),(3);
+kill slave_sql_thread;
+set debug_sync='now SIGNAL go_ahead_sql';
+set global debug_dbug='';
+set debug_sync='RESET';
+drop table t1;
+start slave;
+include/rpl_end.inc

mysql-test/suite/rpl/t/kill_race_condition.test

+source include/have_debug_sync.inc;
+source include/have_binlog_format_row.inc;
+source include/master-slave.inc;
+
+connection slave;
+set global debug_dbug='d,rows_log_event_before_open_table';
+send set debug_sync='now WAIT_FOR before_open_table';
+
+connection master;
+create table t1 (a int);
+insert t1 values (1),(2),(3);
+
+connection slave;
+reap;
+let $a=`select id from information_schema.processlist where state='debug sync point: now'`;
+replace_result $a slave_sql_thread;
+eval kill $a;
+set debug_sync='now SIGNAL go_ahead_sql';
+set global debug_dbug='';
+set debug_sync='RESET';
+
+connection master;
+drop table t1;
+
+connection slave;
+start slave;
+
+source include/rpl_end.inc;