Files
percona-toolkit/t/pt-table-checksum/ignore_columns.t

84 lines
2.3 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;
use PerconaTest;
use Sandbox;
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 slave';
}
else {
plan tests => 3;
}
# 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.
# And --max-load "" prevents waiting for status variables.
my $master_dsn = 'h=127.1,P=12345,u=msandbox,p=msandbox';
my @args = ($master_dsn, qw(--lock-wait-timeout 3), '--max-load', '');
my $output;
$sb->create_dbs($master_dbh, [qw(test)]);
$sb->load_file('master', 't/pt-table-checksum/samples/issue_94.sql');
PerconaTest::wait_for_table($slave_dbh, 'test.issue_94', 'a=11');
$slave_dbh->do("update test.issue_94 set c=''");
$output = output(
sub { pt_table_checksum::main(@args, qw(-d test -t issue_94)) },
trf => sub { return PerconaTest::count_checksum_results(@_, 'DIFFS') },
);
is(
$output,
"1",
"Diff when column not ignored"
);
$output = output(
sub { pt_table_checksum::main(@args, qw(-d test -t issue_94),
qw(--ignore-columns c)) },
trf => sub { return PerconaTest::count_checksum_results(@_, 'DIFFS') },
);
is(
$output,
"0",
"No diff when column ignored"
);
$output = output(
sub { pt_table_checksum::main(@args, qw(-d test -t issue_94),
qw(--ignore-columns c --explain)) },
);
unlike(
$output,
qr/`c`/,
"Ignored column is not in checksum query"
);
# #############################################################################
# Done.
# #############################################################################
$sb->wipe_clean($master_dbh);
exit;