MWL#116: Efficient group commit: Some fixes for test failures.

client/mysqltest.cc:
  Apply Serg's work-around for MySQL BUG#57491.
mysql-test/r/group_commit_binlog_pos.result:
  Accept different ways the server crash is detected.
mysql-test/t/group_commit_binlog_pos.test:
  Accept different ways the server crash is detected.
  Skip in row-based binlogging, as otherwise the binlog offsets will be different.

client/mysqltest.cc

@@ -717,6 +717,10 @@ void handle_no_error(struct st_command*);
 
 #ifdef EMBEDDED_LIBRARY
 
+/* workaround for MySQL BUG#57491 */
+#undef MY_WME
+#define MY_WME 0
+
 /* attributes of the query thread */
 pthread_attr_t cn_thd_attrib;
 

mysql-test/r/group_commit_binlog_pos.result

@@ -21,9 +21,9 @@ a
 2
 SET SESSION debug="+d,crash_dispatch_command_before";
 SELECT 1;
-ERROR HY000: Lost connection to MySQL server during query
-ERROR HY000: Lost connection to MySQL server during query
-ERROR HY000: Lost connection to MySQL server during query
+Got one of the listed errors
+Got one of the listed errors
+Got one of the listed errors
 SELECT * FROM t1 ORDER BY a;
 a
 0

mysql-test/t/group_commit_binlog_pos.test

 --source include/have_debug_sync.inc
 --source include/have_innodb.inc
 --source include/have_log_bin.inc
+--source include/have_binlog_format_mixed_or_statement.inc
+
 # Need DBUG to crash the server intentionally
 --source include/have_debug.inc
 # Don't test this under valgrind, memory leaks will occur as we crash
@@ -54,14 +56,14 @@ reap;
 connection default;
 system echo wait-group_commit_binlog_pos.test >> $MYSQLTEST_VARDIR/tmp/mysqld.1.expect;
 SET SESSION debug="+d,crash_dispatch_command_before";
---error 2013
+--error 2006,2013
 SELECT 1;
 
 connection con1;
---error 2013
+--error 2006,2013
 reap;
 connection con3;
---error 2013
+--error 2006,2013
 reap;
 
 system echo restart-group_commit_binlog_pos.test >> $MYSQLTEST_VARDIR/tmp/mysqld.1.expect;