--source include/not_embedded.inc
# Don't test this under valgrind, memory leaks will occur as we crash
--source include/not_valgrind.inc
# Binary must be compiled with debug for crash to occur
--source include/have_debug.inc
--source include/have_maria.inc
--source include/default_charset.inc

set global aria_log_file_size=4294959104;
let $MARIA_LOG=../../tmp;

--disable_warnings
drop database if exists mysqltest;
--enable_warnings
create database mysqltest;
let $mms_tname=t;

# Include scripts can perform SQL. For it to not influence the main test
# they use a separate connection. This way if they use a DDL it would
# not autocommit in the main test.
connect (admin, localhost, root,,mysqltest,,);
--enable_reconnect

connection default;
use mysqltest;
--enable_reconnect

# A sample test
-- source include/maria_empty_logs.inc
let $mms_tables=1;
create table t1 (a varchar(1000)) engine=aria;

--echo * TEST of REDO: see if recovery can reconstruct if we give it an old table

-- source include/maria_make_snapshot_for_feeding_recovery.inc
# Your committed statements here, which we expect to
# be reconstructed from the log
insert into t1 values ("00000000");
-- source include/maria_make_snapshot_for_comparison.inc
# we want recovery to run on the first snapshot made above
let $mvr_restore_old_snapshot=1;
# As we did only committed work, we test REDO applying, which could
# produce a physically identical table.
let $mms_compare_physically=1;
let $mvr_debug_option="+d,maria_flush_whole_log,maria_crash";
let $mvr_crash_statement= set global aria_checkpoint_interval=1;
# the script below will trigger recovery and compare checksums
-- source include/maria_verify_recovery.inc
let $mms_compare_physically=0;
# so a SELECT like this is pure visual effect, brings nothing.
select * from t1;

--echo * TEST of REDO+UNDO: normal recovery test (no moving tables under its feet)

# different types of crash => a loop; here are loop control variables
let $crash_no_flush=1;
let $crash_flush_whole_page_cache=0;
let $crash_flush_states=0;
let $crash_flush_whole_log=0;
let $crash_loop=1;

# we want recovery to use the tables as they were at time of crash
let $mvr_restore_old_snapshot=0;
# UNDO phase prevents physical comparison, normally,
# so we'll only use checksums to compare.
let $mms_compare_physically=0;
let $mvr_crash_statement= set global aria_checkpoint_interval=1;

# Note that we don't remove logs between iterations. Test is
# cumulative (each new recovery processes more log records than the previous).

while ($crash_loop)
{
  if ($crash_flush_whole_log)
  {
     let $mvr_debug_option="+d,maria_flush_whole_log,maria_crash";
     # set up what next iteration should do:
     let $crash_flush_whole_log=0;
     let $crash_loop=0;
  }
  if ($crash_flush_states)
  {
     let $mvr_debug_option="+d,maria_flush_states,maria_flush_whole_log,maria_crash";
     let $crash_flush_states=0;
     let $crash_flush_whole_log=1;
  }
  if ($crash_flush_whole_page_cache)
  {
     let $mvr_debug_option="+d,maria_flush_whole_page_cache,maria_crash";
     let $crash_flush_whole_page_cache=0;
     let $crash_flush_states=1;
  }
  if ($crash_no_flush)
  {
     let $mvr_debug_option="+d,maria_crash";
     let $crash_no_flush=0;
     let $crash_flush_whole_page_cache=1;
  }
  # Your committed statements here
  insert into t1 values ("00000000");
  -- source include/maria_make_snapshot_for_comparison.inc
  # Your statements which we expect to be rolled back
  lock tables t1 write;
  insert into t1 values ("aaaaaaaaa");
  -- source include/maria_verify_recovery.inc
  select * from t1;
}

drop table t1;

# what did we compare above:
# - checksum: tells that the tables contain the same amount of rows
# and same data in rows
# - index: no, neither state nor pages were compared
# - bitmap pages: the REPAIR QUICK done above very probably checks
# that bitmap reflects page occupation; do we need to do physical
# compare?
# - page LSN: not compared; we should compare that page's LSN in new
# table is >= page's LSN in old table (it can be >, due to UNDO phase)
# we had a bug where new page's LSN was 0... todo.

#
# Test for this bug: an UPDATE purges and rewrites a tail page, and
# recovery applied the purge, stamped page with UNDO's LSN, thus
# the rewrite was ignored.
#

--echo * TEST of two REDOs for same page in one REDO group
-- source include/maria_empty_logs.inc
let $mms_tables=1;
CREATE TABLE t1 (
  i int,
  b blob default NULL,
  c varchar(6000) default NULL
) ENGINE=ARIA CHECKSUM=1;
-- source include/maria_make_snapshot_for_feeding_recovery.inc
INSERT INTO t1 VALUES (1, REPEAT('a', 5000), REPEAT('b', 5000));
UPDATE t1 SET i=3, b=CONCAT(b,'c') WHERE i=1;
SELECT LENGTH(b) FROM t1 WHERE i=3;
-- source include/maria_make_snapshot_for_comparison.inc
# we want recovery to run on the first snapshot made above
let $mvr_restore_old_snapshot=1;
let $mms_compare_physically=0;
let $mvr_debug_option="+d,maria_flush_whole_log,maria_crash";
let $mvr_crash_statement= set global aria_checkpoint_interval=1;
-- source include/maria_verify_recovery.inc
SELECT LENGTH(b) FROM t1 WHERE i=3;
drop table t1;

# Test that INSERT's effect on auto-increment is recovered
--echo * TEST of INSERT vs state.auto_increment
-- source include/maria_empty_logs.inc
let $mms_tables=1;
CREATE TABLE t1 (
  i int auto_increment primary key,
  c varchar(6),
  key(c)
) ENGINE=ARIA;
insert into t1 values(null,"b");
-- source include/maria_make_snapshot_for_feeding_recovery.inc
insert into t1 values(null,"a"), (null,"c"), (null,"d");
# With this DELETE we also verify that Recovery cares only about INSERTs
delete from t1 where c="d";
-- source include/maria_make_snapshot_for_comparison.inc
let $mvr_restore_old_snapshot=1;
let $mms_compare_physically=0;
let $mvr_debug_option="+d,maria_flush_whole_log,maria_crash";
let $mvr_crash_statement= set global aria_checkpoint_interval=1;
-- source include/maria_verify_recovery.inc
show create table t1;

# Test that UPDATE's effect on auto-increment is recovered
--echo * TEST of UPDATE vs state.auto_increment
-- source include/maria_make_snapshot_for_feeding_recovery.inc
update t1 set i=15 where c="a";
-- source include/maria_make_snapshot_for_comparison.inc
let $mvr_restore_old_snapshot=1;
let $mms_compare_physically=0;
let $mvr_debug_option="+d,maria_flush_whole_log,maria_crash";
let $mvr_crash_statement= set global aria_checkpoint_interval=1;
-- source include/maria_verify_recovery.inc
show create table t1;

# Test that INSERT's rollback does not set auto-increment counter to 1
# (BUG#34106)
--echo * TEST of INSERT's rollback vs state.auto_increment
-- source include/maria_make_snapshot_for_comparison.inc
let $mvr_restore_old_snapshot=0;
let $mms_compare_physically=0;
let $mvr_debug_option="+d,maria_flush_whole_log,maria_crash";
let $mvr_crash_statement= set global aria_checkpoint_interval=1;
lock tables t1 write;
insert into t1 values(null, "e");
-- source include/maria_verify_recovery.inc
show create table t1;
insert into t1 values(null, "f");
drop table t1;

--echo Test that bulk insert works with recovery
let $mms_tables=2;

CREATE TABLE t1 (i int, key(i)) TRANSACTIONAL=1 ENGINE=ARIA;
CREATE TABLE t2 (i int, key(i)) TRANSACTIONAL=1 ENGINE=ARIA;
-- source include/maria_make_snapshot_for_feeding_recovery.inc
insert into t2 values
  (0), (1), (2), (3), (4), (5), (6), (7), (8), (9),
  (0), (1), (2), (3), (4), (5), (6), (7), (8), (9),
  (0), (1), (2), (3), (4), (5), (6), (7), (8), (9),
  (0), (1), (2), (3), (4), (5), (6), (7), (8), (9),
  (0), (1), (3), (3), (4), (5), (6), (7), (8), (9),
  (0), (1), (2), (3), (4), (5), (6), (7), (8), (9),
  (0), (1), (2), (3), (4), (5), (6), (7), (8), (9),
  (0), (1), (2), (3), (4), (5), (6), (7), (8), (9),
  (0), (1), (2), (3), (4), (5), (6), (7), (8), (9),
  (0), (1), (2), (3), (4), (5), (6), (7), (8), (9);
insert into t1 select * from t2;
insert into t2 select * from t2;
let $mvr_restore_old_snapshot=0;
let $mms_compare_physically=0;
let $mvr_debug_option="+d,maria_flush_whole_log,maria_crash";
let $mvr_crash_statement= set global aria_checkpoint_interval=1;
let $mms_tables=0;
-- source include/maria_verify_recovery.inc
select count(*) from t1;
select count(*) from t2;
check table t2;
drop table t1,t2;

# clean up everything
let $mms_purpose=feeding_recovery;
eval drop database mysqltest_for_$mms_purpose;
let $mms_purpose=comparison;
eval drop database mysqltest_for_$mms_purpose;
drop database mysqltest;