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Last slice of fix for Bug#42003 tests missing the disconnect of connections <> default

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+ Fix for Bug#43114 wait_until_count_sessions too restrictive, random PB failures
+ Removal of a lot of other weaknesses found
+ modifications according to review
This commit is contained in:
Matthias Leich
2009-03-03 21:34:18 +01:00
parent e1a197caba
commit 140cc614c9
39 changed files with 1352 additions and 902 deletions
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96
mysql-test/t/flush_block_commit.test
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@ -4,74 +4,106 @@
# This is intended to mimick how mysqldump and innobackup work.
# And it requires InnoDB
-- source include/have_innodb.inc
--source include/have_innodb.inc
# Save the initial number of concurrent sessions
--source include/count_sessions.inc
--echo # Establish connection con1 (user=root)
connect (con1,localhost,root,,);
--echo # Establish connection con2 (user=root)
connect (con2,localhost,root,,);
--echo # Establish connection con3 (user=root)
connect (con3,localhost,root,,);
--echo # Switch to connection con1
connection con1;
--disable_warnings
drop table if exists t1;
DROP TABLE IF EXISTS t1;
--enable_warnings
create table t1 (a int) engine=innodb;
CREATE TABLE t1 (a INT) ENGINE=innodb;
# blocks COMMIT ?
begin;
insert into t1 values(1);
BEGIN;
INSERT INTO t1 VALUES(1);
--echo # Switch to connection con2
connection con2;
flush tables with read lock;
select * from t1;
FLUSH TABLES WITH READ LOCK;
SELECT * FROM t1;
--echo # Switch to connection con1
connection con1;
send commit; # blocked by con2
send COMMIT; # blocked by con2
sleep 1;
--echo # Switch to connection con2
connection con2;
select * from t1; # verify con1 was blocked and data did not move
unlock tables;
SELECT * FROM t1; # verify con1 was blocked and data did not move
UNLOCK TABLES;
--echo # Switch to connection con1
connection con1;
reap;
# No deadlock ?
--echo # Switch to connection con1
connection con1;
begin;
select * from t1 for update;
BEGIN;
SELECT * FROM t1 FOR UPDATE;
--echo # Switch to connection con2
connection con2;
begin;
send select * from t1 for update; # blocked by con1
BEGIN;
send SELECT * FROM t1 FOR UPDATE; # blocked by con1
sleep 1;
--echo # Switch to connection con3
connection con3;
send flush tables with read lock; # blocked by con2
send FLUSH TABLES WITH READ LOCK; # blocked by con2
--echo # Switch to connection con1
connection con1;
commit; # should not be blocked by con3
COMMIT; # should not be blocked by con3
--echo # Switch to connection con2
connection con2;
reap;
--echo # Switch to connection con3
connection con3;
reap;
unlock tables;
UNLOCK TABLES;
# BUG#6732 FLUSH TABLES WITH READ LOCK + COMMIT hangs later FLUSH TABLES
# WITH READ LOCK
# Bug#6732 FLUSH TABLES WITH READ LOCK + COMMIT hangs later FLUSH TABLES
# WITH READ LOCK
--echo # Switch to connection con2
connection con2;
commit; # unlock InnoDB row locks to allow insertions
COMMIT; # unlock InnoDB row locks to allow insertions
--echo # Switch to connection con1
connection con1;
begin;
insert into t1 values(10);
flush tables with read lock;
commit;
unlock tables;
BEGIN;
INSERT INTO t1 VALUES(10);
FLUSH TABLES WITH READ LOCK;
COMMIT;
UNLOCK TABLES;
--echo # Switch to connection con2
connection con2;
flush tables with read lock; # bug caused hang here
unlock tables;
FLUSH TABLES WITH READ LOCK; # bug caused hang here
UNLOCK TABLES;
# BUG#7358 SHOW CREATE DATABASE fails if open transaction
# Bug#7358 SHOW CREATE DATABASE fails if open transaction
begin;
select * from t1;
show create database test;
BEGIN;
SELECT * FROM t1;
SHOW CREATE DATABASE test;
drop table t1;
DROP TABLE t1;
# Cleanup
--echo # Switch to connection default and close connections con1, con2, con3
connection default;
disconnect con1;
disconnect con2;
disconnect con3;
# End of 4.1 tests
# Wait till all disconnects are completed
--source include/wait_until_count_sessions.inc