use strict;
use warnings;
use Test::More;
use Test::Fatal;
{
package Animal;
use Moose;
use Moose::Util::TypeConstraints;
subtype 'Natural' => as 'Int' => where { $_ > 0 } =>
message {"This number ($_) is not a positive integer!"};
subtype 'NaturalLessThanTen' => as 'Natural' => where { $_ < 10 } =>
message {"This number ($_) is not less than ten!"};
has leg_count => (
is => 'rw',
isa => 'NaturalLessThanTen',
lazy => 1,
default => 0,
);
}
is( exception { my $goat = Animal->new( leg_count => 4 ) }, undef, '... no errors thrown, value is good' );
is( exception { my $spider = Animal->new( leg_count => 8 ) }, undef, '... no errors thrown, value is good' );
like( exception { my $fern = Animal->new( leg_count => 0 ) }, qr/This number \(0\) is not less than ten!/, 'gave custom supertype error message on new' );
like( exception { my $centipede = Animal->new( leg_count => 30 ) }, qr/This number \(30\) is not less than ten!/, 'gave custom subtype error message on new' );
my $chimera;
is( exception { $chimera = Animal->new( leg_count => 4 ) }, undef, '... no errors thrown, value is good' );
like( exception { $chimera->leg_count(0) }, qr/This number \(0\) is not less than ten!/, 'gave custom supertype error message on set to 0' );
like( exception { $chimera->leg_count(16) }, qr/This number \(16\) is not less than ten!/, 'gave custom subtype error message on set to 16' );
my $gimp = eval { Animal->new() };
is( $@, '', '... no errors thrown, value is good' );
like( exception { $gimp->leg_count }, qr/This number \(0\) is not less than ten!/, 'gave custom supertype error message on lazy set to 0' );
done_testing;