test case for InnoDB replace/auto_increment bug when insert_id is

forced by the user

mysql-test/r/innodb.result

@@ -475,3 +475,7 @@ a
 1
 2
 4
+id	name	value	uid
+1	one	one value	101
+3	three	three value	103
+6	two	other value	102

mysql-test/t/innodb.test

@@ -490,3 +490,25 @@ delete from t1 where a=3;
 insert into t1 values (NULL);
 select * from t1;
 drop table t1;
+
+#Slashdot bug
+create table t1
+ (
+  id int auto_increment primary key,
+  name varchar(32) not null,
+  value text not null,
+  uid int not null,
+  unique key(name,uid)
+ ) type=innodb;
+insert into t1 values (1,'one','one value',101),
+ (2,'two','two value',102),(3,'three','three value',103);
+set insert_id=5;
+replace into t1 (value,name,uid) values ('other value','two',102);
+delete from t1 where uid=102;
+set insert_id=5;
+replace into t1 (value,name,uid) values ('other value','two',102);
+set insert_id=6;
+replace into t1 (value,name,uid) values ('other value','two',102);
+select * from t1;
+drop table t1;
+