use strictures 1;
use Test::More;
use Test::Fatal;
use lib "t/lib";
{
package Baz;
use Moo;
sub beep {'beep'}
sub is_passed_undefined { !defined($_[0]) ? 'bar' : 'fail' }
}
{
package Robot;
use Moo::Role;
requires 'smash';
$INC{"Robot.pm"} = 1;
}
{
package Foo;
use Moo;
with 'Robot';
sub one {1}
sub two {2}
sub smash {'smash'}
sub yum {$_[1]}
}
{
package Bar;
use Moo;
has foo => ( is => 'ro', handles => [ qw(one two) ] );
has foo2 => ( is => 'ro', handles => { un => 'one' } );
has foo3 => ( is => 'ro', handles => 'Robot' );
has foo4 => ( is => 'ro', handles => {
eat_curry => [ yum => 'Curry!' ],
});
has foo5 => ( is => 'ro', handles => 'ExtRobot' );
has foo6 => ( is => 'rw',
handles => { foobot => '${\\Baz->can("beep")}'},
default => sub { 0 } );
has foo7 => ( is => 'rw',
handles => { foobar => '${\\Baz->can("is_passed_undefined")}'},
default => sub { undef } );
}
my $bar = Bar->new(
foo => Foo->new, foo2 => Foo->new, foo3 => Foo->new, foo4 => Foo->new,
foo5 => Baz->new
);
is $bar->one, 1, 'handles works';
is $bar->two, 2, 'handles works for more than one method';
is $bar->un, 1, 'handles works for aliasing a method';
is $bar->smash, 'smash', 'handles works for a role';
is $bar->beep, 'beep', 'handles loads roles';
is $bar->eat_curry, 'Curry!', 'handles works for currying';
is $bar->foobot, 'beep', 'asserter checks for existence not truth, on false value';
is $bar->foobar, 'bar', 'asserter checks for existence not truth, on undef ';
ok(my $e = exception {
package Baz;
use Moo;
has foo => ( is => 'ro', handles => 'Robot' );
sub smash { 1 };
}, 'handles will not overwrite locally defined method');
like $e, qr{You cannot overwrite a locally defined method \(smash\) with a delegation},
'... and has correct error message';
ok(exception {
package Fuzz;
use Moo;
has foo => ( is => 'ro', handles => $bar );
}, 'invalid handles throws exception');
done_testing;