use strict;
use warnings;
use 5.10.0;
use Test::More;
use Time::Piece::Plus;
my $localtime = localtime();
my $gmtime = gmtime();
isa_ok($localtime => 'Time::Piece::Plus', 'localtime returns Time::Piece::Plus instance');
isa_ok($localtime => 'Time::Piece', 'Time::Piece::Plus is subclass of Time::Piece');
isa_ok($gmtime => 'Time::Piece::Plus', 'gmtime returns Time::Piece::Plus instance');
isa_ok($gmtime => 'Time::Piece', 'Time::Piece::Plus is subclass of Time::Piece');
done_testing();