set global innodb_file_per_table=OFF;
call mtr.add_suppression("mysqld: file-key-management-filename is not set");
call mtr.add_suppression("Plugin 'file_key_management' init function returned error.");
call mtr.add_suppression("Plugin 'file_key_management' registration as a ENCRYPTION failed.");
flush tables;
create table t1(a int not null primary key, b char(200)) engine=innodb;

# Restart server with encryption
# Wait until encryption threads have encrypted all tablespaces
SELECT NAME FROM INFORMATION_SCHEMA.INNODB_TABLESPACES_ENCRYPTION WHERE MIN_KEY_VERSION = 0;
NAME
SELECT NAME FROM INFORMATION_SCHEMA.INNODB_TABLESPACES_ENCRYPTION WHERE MIN_KEY_VERSION <> 0;
NAME
innodb_system
mysql/innodb_index_stats
mysql/innodb_table_stats
# Success!
SELECT * from t1;
a	b
# Now turn off encryption and wait for threads to decrypt all tablespaces
SET GLOBAL innodb_encrypt_tables = off;
SELECT NAME FROM INFORMATION_SCHEMA.INNODB_TABLESPACES_ENCRYPTION WHERE MIN_KEY_VERSION = 0;
NAME
innodb_system
mysql/innodb_index_stats
mysql/innodb_table_stats
SELECT NAME FROM INFORMATION_SCHEMA.INNODB_TABLESPACES_ENCRYPTION WHERE MIN_KEY_VERSION <> 0;
NAME
# Success!

# Restart server with no encryption setup, there should be no crashes
SELECT NAME FROM INFORMATION_SCHEMA.INNODB_TABLESPACES_ENCRYPTION WHERE MIN_KEY_VERSION = 0;
NAME
innodb_system
mysql/innodb_index_stats
mysql/innodb_table_stats
SELECT NAME FROM INFORMATION_SCHEMA.INNODB_TABLESPACES_ENCRYPTION WHERE MIN_KEY_VERSION <> 0;
NAME
SELECT * from t1;
a	b
DROP TABLE t1;