Files
percona-toolkit/t/pt-table-checksum/bugs.t
2012-06-03 13:54:32 -04:00

145 lines
4.3 KiB
Perl

#!/usr/bin/env perl
BEGIN {
die "The PERCONA_TOOLKIT_BRANCH environment variable is not set.\n"
unless $ENV{PERCONA_TOOLKIT_BRANCH} && -d $ENV{PERCONA_TOOLKIT_BRANCH};
unshift @INC, "$ENV{PERCONA_TOOLKIT_BRANCH}/lib";
};
use strict;
use warnings FATAL => 'all';
use English qw(-no_match_vars);
use Test::More;
# Hostnames make testing less accurate. Tests need to see
# that such-and-such happened on specific slave hosts, but
# the sandbox servers are all on one host so all slaves have
# the same hostname.
$ENV{PERCONA_TOOLKIT_TEST_USE_DSN_NAMES} = 1;
use Data::Dumper;
use PerconaTest;
use Sandbox;
# Fix @INC because pt-table-checksum uses subclass OobNibbleIterator.
shift @INC; # our unshift (above)
shift @INC; # PerconaTest's unshift
require "$trunk/bin/pt-table-checksum";
my $dp = new DSNParser(opts=>$dsn_opts);
my $sb = new Sandbox(basedir => '/tmp', DSNParser => $dp);
my $master_dbh = $sb->get_dbh_for('master');
my $slave_dbh = $sb->get_dbh_for('slave1');
if ( !$master_dbh ) {
plan skip_all => 'Cannot connect to sandbox master';
}
elsif ( !$slave_dbh ) {
plan skip_all => 'Cannot connect to sandbox slave1';
}
else {
plan tests => 8;
}
# The sandbox servers run with lock_wait_timeout=3 and it's not dynamic
# so we need to specify --lock-wait-timeout=3 else the tool will die.
my $master_dsn = 'h=127.1,P=12345,u=msandbox,p=msandbox';
my @args = ($master_dsn, qw(--lock-wait-timeout 3));
my $output;
my $exit_status;
my $sample = "t/pt-table-checksum/samples/";
# ############################################################################
# https://bugs.launchpad.net/percona-toolkit/+bug/995274
# Can't use an undefined value as an ARRAY reference at pt-table-checksum
# line 2206
# ############################################################################
$sb->load_file('master', "$sample/undef-arrayref-bug-995274.sql");
PerconaTest::wait_for_table($slave_dbh, "test.GroupMembers", "id=493076");
# Must chunk the table so an index is used.
$output = output(
sub { $exit_status = pt_table_checksum::main(@args,
qw(-d test --chunk-size 100)) },
stderr => 1,
);
is(
$exit_status,
0,
"Bug 995274 (undef array): zero exit status"
);
cmp_ok(
PerconaTest::count_checksum_results($output, 'rows'),
'>',
1,
"Bug 995274 (undef array): checksummed rows"
);
# #############################################################################
# https://bugs.launchpad.net/percona-toolkit/+bug/987393
# Empy tables cause "undefined value as an ARRAY" errors
# #############################################################################
$master_dbh->do("DROP DATABASE IF EXISTS percona"); # clear old checksums
$sb->load_file('master', "$sample/empty-table-bug-987393.sql");
PerconaTest::wait_for_table($slave_dbh, "test.test_full", "id=1");
$output = output(
sub { $exit_status = pt_table_checksum::main(
@args, qw(-d test --chunk-size-limit 0)) },
stderr => 1,
);
is(
$exit_status,
0,
"Bug 987393 (empty table): zero exit status"
);
is(
PerconaTest::count_checksum_results($output, 'errors'),
0,
"Bug 987393 (empty table): no errors"
);
my $rows = $master_dbh->selectall_arrayref("SELECT db, tbl, chunk, master_crc, master_cnt FROM percona.checksums ORDER BY db, tbl, chunk");
is_deeply(
$rows,
[
['test', 'test_empty', '1', '0', '0'], # empty
['test', 'test_full', '1', 'ac967054', '1'], # row
],
"Bug 987393 (empty table): checksums"
) or print STDERR Dumper($rows);
# #############################################################################
# https://bugs.launchpad.net/percona-toolkit/+bug/919499
# MySQL error 1592 with MySQL 5.5.18+ and Perl 5.8
# #############################################################################
$output = output(
sub {
print `$trunk/bin/pt-table-checksum $master_dsn -t sakila.country 2>&1`;
}
);
is(
PerconaTest::count_checksum_results($output, 'errors'),
0,
"Bug 987393 (Perl 5.8 scoping): no errors"
);
is(
PerconaTest::count_checksum_results($output, 'rows'),
109,
"Bug 987393 (Perl 5.8 scoping): checksummed table"
);
# #############################################################################
# Done.
# #############################################################################
$sb->wipe_clean($master_dbh);
ok($sb->ok(), "Sandbox servers") or BAIL_OUT(__FILE__ . " broke the sandbox");
exit;