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#!/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;
use PerconaTest;
use Sandbox;
$Data::Dumper::Indent = 1;
$Data::Dumper::Sortkeys = 1;
$Data::Dumper::Quotekeys = 0;
require "$trunk/bin/pt-upgrade";
sub test_diff_query_times {
my (%args) = @_;
my $diff = pt_upgrade::diff_query_times(
query_time1 => $args{t1},
query_time2 => $args{t2},
);
is_deeply(
$diff,
$args{expect},
"$args{t1} vs. $args{t2}"
) or diag(Dumper($diff));
}
test_diff_query_times(
t1 => 0,
t2 => 0,
expect => undef,
);
test_diff_query_times(
t1 => 1,
t2 => 1,
expect => undef,
);
test_diff_query_times(
t1 => 0.01,
t2 => 0.5,
expect => ['0.01', '0.5', '50.0'],
);
test_diff_query_times(
t1 => 23,
t2 => 82,
expect => undef,
);
test_diff_query_times(
t1 => 23,
t2 => 820,
expect => [ 23, 820, 35.7 ],
);
# Just .01 shy of 1 order of mag. diff.
test_diff_query_times(
t1 => 0.09,
t2 => 0.89,
expect => undef,
);
# Exactly 1 order of mag. diff.
test_diff_query_times(
t1 => 0.09,
t2 => 0.9,
expect => [ 0.09, 0.9, '10.0' ],
);
# An order of mag. decrease, which is ok.
test_diff_query_times(
t1 => 0.9,
t2 => 0.09,
expect => undef,
);
# #############################################################################
# Done.
# #############################################################################
done_testing;
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