Fix for Bug#44826 main.information_schema_db could harm succeeding tests

Details:
1. Add missing "disconnect <session>"
2. Take care that the disconnects are finished when the test terminates
3. Replace error names by error numbers
4. Minor beautifying of script code

1 files changed, 4 insertions, 4 deletions

diff --git a/mysql-test/r/information_schema_db.result b/mysql-test/r/information_schema_db.result
index 67c9921e1ca..e7f16138aa4 100644
--- a/mysql-test/r/information_schema_db.result
+++ b/mysql-test/r/information_schema_db.result
@@ -49,7 +49,7 @@ begin
 select table_name from information_schema.key_column_usage
 order by table_name;
 end|
-create table t1 
+create table t1
 (f1 int(10) unsigned not null,
 f2 varchar(100) not null,
 primary key (f1), unique key (f2));
@@ -191,15 +191,15 @@ View	Create View
 v2	CREATE ALGORITHM=UNDEFINED DEFINER=`testdb_2`@`localhost` SQL SECURITY DEFINER VIEW `v2` AS select `v1`.`f1` AS `f1` from `testdb_1`.`v1`
 show create view testdb_1.v1;
 ERROR 42000: SHOW VIEW command denied to user 'testdb_2'@'localhost' for table 'v1'
-select table_name from information_schema.columns a 
+select table_name from information_schema.columns a
 where a.table_name = 'v2';
 table_name
 v2
-select view_definition from information_schema.views a 
+select view_definition from information_schema.views a
 where a.table_name = 'v2';
 view_definition
 /* ALGORITHM=UNDEFINED */ select `v1`.`f1` AS `f1` from `testdb_1`.`v1`
-select view_definition from information_schema.views a 
+select view_definition from information_schema.views a
 where a.table_name = 'testdb_1.v1';
 view_definition
 select * from v2;