source include/have_innodb.inc;
set default_storage_engine=innodb;

#
# MDEV-13708 Crash with indexed virtual columns and FK cascading deletes
#

create table t1 (id int primary key, id2 int as (id) virtual, key id2 (id2));
create table t2 (id int key, constraint fk_id foreign key (id) references t1 (id) on delete cascade);
insert into t1 (id) values (1), (2);
insert into t2 (id) values (1), (2);
delete from t1;
select * from t1;
select * from t2;
drop table t2;
drop table t1;

--echo #
--echo # End of 10.2 tests
--echo #

--echo #
--echo # MDEV-18114 Foreign Key Constraint actions don't affect Virtual Column
--echo #
create table t1 (id int primary key);

# note that RESTRICT, NO ACTION, and DELETE CASCADE are fine
# because they don't change values of referenced columns

# virtual indexed
create or replace table t2 (id int, id2 int as (id) virtual, key(id2), foreign key (id) references t1 (id) on update restrict);
create or replace table t2 (id int, id2 int as (id) virtual, key(id2), foreign key (id) references t1 (id) on update no action);
create or replace table t2 (id int, id2 int as (id) virtual, key(id2), foreign key (id) references t1 (id) on delete cascade);
create or replace table t2 (id int, id2 int as (id) virtual, key(id2), foreign key (id) references t1 (id) on update cascade);
create or replace table t2 (id int, id2 int as (id) virtual, key(id2), foreign key (id) references t1 (id) on delete set null);
create or replace table t2 (id int, id2 int as (id) virtual, key(id2), foreign key (id) references t1 (id) on update set null);

# stored
create or replace table t2 (id int, id2 int as (id) stored, foreign key (id) references t1 (id) on update restrict);
create or replace table t2 (id int, id2 int as (id) stored, foreign key (id) references t1 (id) on update no action);
create or replace table t2 (id int, id2 int as (id) stored, foreign key (id) references t1 (id) on delete cascade);
--error ER_GENERATED_COLUMN_FUNCTION_IS_NOT_ALLOWED
create or replace table t2 (id int, id2 int as (id) stored, foreign key (id) references t1 (id) on update cascade);
--error ER_GENERATED_COLUMN_FUNCTION_IS_NOT_ALLOWED
create or replace table t2 (id int, id2 int as (id) stored, foreign key (id) references t1 (id) on delete set null);
--error ER_GENERATED_COLUMN_FUNCTION_IS_NOT_ALLOWED
create or replace table t2 (id int, id2 int as (id) stored, foreign key (id) references t1 (id) on update set null);

# stored indirect
create or replace table t2 (id int, id2 int as (id) virtual, id3 int as (id2) stored, foreign key (id) references t1 (id) on update restrict);
create or replace table t2 (id int, id2 int as (id) virtual, id3 int as (id2) stored, foreign key (id) references t1 (id) on update no action);
create or replace table t2 (id int, id2 int as (id) virtual, id3 int as (id2) stored, foreign key (id) references t1 (id) on delete cascade);
--error ER_GENERATED_COLUMN_FUNCTION_IS_NOT_ALLOWED
create or replace table t2 (id int, id2 int as (id) virtual, id3 int as (id2) stored, foreign key (id) references t1 (id) on update cascade);
--error ER_GENERATED_COLUMN_FUNCTION_IS_NOT_ALLOWED
create or replace table t2 (id int, id2 int as (id) virtual, id3 int as (id2) stored, foreign key (id) references t1 (id) on delete set null);
--error ER_GENERATED_COLUMN_FUNCTION_IS_NOT_ALLOWED
create or replace table t2 (id int, id2 int as (id) virtual, id3 int as (id2) stored, foreign key (id) references t1 (id) on update set null);

# default
create or replace table t2 (id int, id2 int default (id), foreign key (id) references t1 (id) on update restrict);
create or replace table t2 (id int, id2 int default (id), foreign key (id) references t1 (id) on update no action);
create or replace table t2 (id int, id2 int default (id), foreign key (id) references t1 (id) on delete cascade);
create or replace table t2 (id int, id2 int default (id), foreign key (id) references t1 (id) on update cascade);
create or replace table t2 (id int, id2 int default (id), foreign key (id) references t1 (id) on delete set null);
create or replace table t2 (id int, id2 int default (id), foreign key (id) references t1 (id) on update set null);

# field check
create or replace table t2 (id int, id2 int check (id), foreign key (id) references t1 (id) on update restrict);
create or replace table t2 (id int, id2 int check (id), foreign key (id) references t1 (id) on update no action);
create or replace table t2 (id int, id2 int check (id), foreign key (id) references t1 (id) on delete cascade);
--error ER_GENERATED_COLUMN_FUNCTION_IS_NOT_ALLOWED
create or replace table t2 (id int, id2 int check (id), foreign key (id) references t1 (id) on update cascade);
--error ER_GENERATED_COLUMN_FUNCTION_IS_NOT_ALLOWED
create or replace table t2 (id int, id2 int check (id), foreign key (id) references t1 (id) on delete set null);
--error ER_GENERATED_COLUMN_FUNCTION_IS_NOT_ALLOWED
create or replace table t2 (id int, id2 int check (id), foreign key (id) references t1 (id) on update set null);

# table check
create or replace table t2 (id int, id2 int, check (id), foreign key (id) references t1 (id) on update restrict);
create or replace table t2 (id int, id2 int, check (id), foreign key (id) references t1 (id) on update no action);
create or replace table t2 (id int, id2 int, check (id), foreign key (id) references t1 (id) on delete cascade);
--error ER_GENERATED_COLUMN_FUNCTION_IS_NOT_ALLOWED
create or replace table t2 (id int, id2 int, check (id), foreign key (id) references t1 (id) on update cascade);
--error ER_GENERATED_COLUMN_FUNCTION_IS_NOT_ALLOWED
create or replace table t2 (id int, id2 int, check (id), foreign key (id) references t1 (id) on delete set null);
--error ER_GENERATED_COLUMN_FUNCTION_IS_NOT_ALLOWED
create or replace table t2 (id int, id2 int, check (id), foreign key (id) references t1 (id) on update set null);

# table check indirect
create or replace table t2 (id int, id2 int as (id) virtual, check (id2), foreign key (id) references t1 (id) on update restrict);
create or replace table t2 (id int, id2 int as (id) virtual, check (id2), foreign key (id) references t1 (id) on update no action);
create or replace table t2 (id int, id2 int as (id) virtual, check (id2), foreign key (id) references t1 (id) on delete cascade);
--error ER_GENERATED_COLUMN_FUNCTION_IS_NOT_ALLOWED
create or replace table t2 (id int, id2 int as (id) virtual, check (id2), foreign key (id) references t1 (id) on update cascade);
--error ER_GENERATED_COLUMN_FUNCTION_IS_NOT_ALLOWED
create or replace table t2 (id int, id2 int as (id) virtual, check (id2), foreign key (id) references t1 (id) on delete set null);
--error ER_GENERATED_COLUMN_FUNCTION_IS_NOT_ALLOWED
create or replace table t2 (id int, id2 int as (id) virtual, check (id2), foreign key (id) references t1 (id) on update set null);

drop table if exists t2, t1;

--echo #
--echo # MDEV-31853 Assertion failure in Column_definition::check_vcol_for_key upon adding FK
--echo #
create table t (a int, b int, c int generated always as (a), key(b), key(c));
--error ER_ALTER_OPERATION_NOT_SUPPORTED_REASON
alter table t add foreign key (a) references t (b) on update set null, algorithm=nocopy;
alter table t add foreign key (a) references t (b);
show create table t;
drop table t;

--echo #
--echo # End of 10.5 tests
--echo #