[t:4260], add simple sanity test

git-svn-id: file:///svn/mysql/tests/mysql-test@37746 c7de825b-a66e-492c-adef-691d508d4ae1

mysql-test/suite/tokudb.bugs/r/4260.result

+SET STORAGE_ENGINE = 'tokudb';
+DROP TABLE IF EXISTS foo;
+create table foo (a int, b int, primary key (a))engine=TokuDB;
+insert into foo values (1,10),(2,20),(3,30),(4,40),(5,50);
+set session tokudb_disable_prefetching=ON;
+select * from foo;
+a	b
+1	10
+2	20
+3	30
+4	40
+5	50
+select * from foo where a=1;
+a	b
+1	10
+select * from foo where a>1;
+a	b
+2	20
+3	30
+4	40
+5	50
+begin;
+select * from foo where a > 1 for update;
+a	b
+2	20
+3	30
+4	40
+5	50
+commit;
+set session transaction isolation level serializable;
+select * from foo;
+a	b
+1	10
+2	20
+3	30
+4	40
+5	50
+select * from foo where a=1;
+a	b
+1	10
+select * from foo where a>1;
+a	b
+2	20
+3	30
+4	40
+5	50
+begin;
+select * from foo where a > 1 for update;
+a	b
+2	20
+3	30
+4	40
+5	50
+commit;
+DROP TABLE foo;

mysql-test/suite/tokudb.bugs/t/4260.test

+--source include/have_tokudb.inc
+#
+# Record inconsistency.
+#
+#
+SET STORAGE_ENGINE = 'tokudb';
+
+--disable_warnings
+DROP TABLE IF EXISTS foo;
+--enable_warnings
+
+#do some sanity checks that queries with disable_prefetching ON work
+
+create table foo (a int, b int, primary key (a))engine=TokuDB;
+insert into foo values (1,10),(2,20),(3,30),(4,40),(5,50);
+set session tokudb_disable_prefetching=ON;
+
+select * from foo;
+select * from foo where a=1;
+select * from foo where a>1;
+begin;
+select * from foo where a > 1 for update;
+commit;
+set session transaction isolation level serializable;
+select * from foo;
+select * from foo where a=1;
+select * from foo where a>1;
+begin;
+select * from foo where a > 1 for update;
+commit;
+
+
+ 
+# Final cleanup.
+DROP TABLE foo;
+