tests for bug fix

mysql-test/r/heap.result

@@ -25,6 +25,12 @@ alter table t1 add c int not null, add key (c,a);
 drop table t1;
 create table t1 (a int not null,b int not null, primary key (a)) type=heap comment="testing heaps";
 insert into t1 values(1,1),(2,2),(3,3),(4,4);
+delete from t1 where a > 0;
+select * from t1;
+a	b
+drop table t1;
+create table t1 (a int not null,b int not null, primary key (a)) type=heap comment="testing heaps";
+insert into t1 values(1,1),(2,2),(3,3),(4,4);
 alter table t1 modify a int not null auto_increment, type=myisam, comment="new myisam table";
 select * from t1;
 a	b

mysql-test/t/heap.test

@@ -17,6 +17,12 @@ select * from t1;
 alter table t1 add c int not null, add key (c,a);
 drop table t1;
 
+create table t1 (a int not null,b int not null, primary key (a)) type=heap comment="testing heaps";
+insert into t1 values(1,1),(2,2),(3,3),(4,4);
+delete from t1 where a > 0;
+select * from t1;
+drop table t1;
+
 create table t1 (a int not null,b int not null, primary key (a)) type=heap comment="testing heaps";
 insert into t1 values(1,1),(2,2),(3,3),(4,4);
 alter table t1 modify a int not null auto_increment, type=myisam, comment="new myisam table";