Files
percona-toolkit/t/pt-upgrade/diff_rows.t
2013-06-26 12:09:43 -07:00

134 lines
3.1 KiB
Perl

#!/usr/bin/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;
use Data::Dumper;
$Data::Dumper::Indent = 1;
$Data::Dumper::Sortkeys = 1;
$Data::Dumper::Quotekeys = 0;
use PerconaTest;
use Sandbox;
require "$trunk/bin/pt-upgrade";
my $dp = new DSNParser(opts=>$dsn_opts);
my $sb = new Sandbox(basedir => '/tmp', DSNParser => $dp);
my $dbh = $sb->get_dbh_for('master');
if ( !$dbh ) {
plan skip_all => "Cannot connect to sandbox master";
}
sub test_diff {
my (%args) = @_;
my $name = $args{name};
my $query1 = $args{query1};
my $query2 = $args{query2};
my $expect = $args{expect};
my $sth1 = $dbh->prepare($query1);
my $sth2 = $dbh->prepare($query2);
$sth1->execute();
$sth2->execute();
my $diffs = pt_upgrade::diff_rows(
sth1 => $sth1,
sth2 => $sth2,
);
$sth1->finish();
$sth2->finish();
is_deeply(
$diffs,
$expect,
$name,
) or diag(Dumper($diffs));
}
test_diff(
name => 'No diff',
query1 => 'select user from mysql.user order by user',
query2 => 'select user from mysql.user order by user',
expect => [],
);
test_diff (
name => '2 diffs (ORDER BY ASC vs. DESC)',
query1 => "select user from mysql.user order by user ASC",
query2 => "select user from mysql.user order by user DESC",
expect => [
[
1,
[qw(msandbox)],
[qw(root)],
],
[
2,
[qw(root)],
[qw(msandbox)],
]
],
);
test_diff (
name => 'Host1 missing a row',
query1 => "select user from mysql.user where user='msandbox' order by user",
query2 => 'select user from mysql.user order by user',
expect => [
[
1,
undef,
[
[qw(root)],
],
],
],
);
test_diff (
name => 'Host2 missing a row',
query1 => 'select user from mysql.user order by user',
query2 => "select user from mysql.user where user='msandbox' order by user",
expect => [
[
1,
[
[qw(root)],
],
undef,
],
],
);
# #############################################################################
# https://bugs.launchpad.net/percona-toolkit/+bug/1168434
# pt-upgrade reports differences on NULL
# #############################################################################
$sb->load_file('master', "t/pt-upgrade/samples/007/tables.sql");
test_diff(
name => 'Bug 1168434: no diff with NULL',
query1 => 'select * from test.t order by id',
query2 => 'select * from test.t order by id',
expect => [],
);
# #############################################################################
# Done.
# #############################################################################
$sb->wipe_clean($dbh);
ok($sb->ok(), "Sandbox servers") or BAIL_OUT(__FILE__ . " broke the sandbox");
done_testing;