Current File : /home/opti/optisoftcom/.cpanm/work/1544535406.20768/Role-Tiny-2.000006/t/overload.t
use strict;
use warnings;
use Test::More;
BEGIN {
package MyRole;
use Role::Tiny;
sub as_string { "welp" }
sub as_num { 219 }
use overload
'""' => \&as_string,
'0+' => 'as_num',
bool => sub(){0},
fallback => 1;
}
BEGIN {
package MyClass;
use Role::Tiny::With;
with 'MyRole';
sub new { bless {}, shift }
}
BEGIN {
package MyClass2;
use overload
fallback => 0,
'""' => 'class_string',
'0+' => sub { 42 },
;
use Role::Tiny::With;
with 'MyRole';
sub new { bless {}, shift }
sub class_string { 'yarp' }
}
BEGIN {
package MyClass3;
sub new { bless {}, shift }
}
{
my $o = MyClass->new;
is "$o", 'welp', 'subref overload';
is sprintf('%d', $o), 219, 'method name overload';
ok !$o, 'anon subref overload';
}
{
my $o = MyClass2->new;
eval { my $f = 0+$o };
like $@, qr/no method found/, 'fallback value not overwritten';
is "$o", 'yarp', 'method name overload not overwritten';
is sprintf('%d', $o), 42, 'subref overload not overwritten';
}
{
my $orig = MyClass3->new;
my $copy = $orig;
Role::Tiny->apply_roles_to_object($orig, 'MyRole');
for my $o ($orig, $copy) {
my $copied = \$o == \$copy ? ' copy' : '';
local $TODO = 'magic not applied to all ref copies on perl < 5.8.9'
if $copied && $] < 5.008009;
is "$o", 'welp', 'subref overload applied to instance'.$copied;
is sprintf('%d', $o), 219, 'method name overload applied to instance'.$copied;
ok !$o, 'anon subref overload applied to instance'.$copied;
}
}
{
my $o = MyClass3->new;
Role::Tiny->apply_roles_to_package('MyClass3', 'MyRole');
local $TODO = 'magic not applied to existing objects on perl < 5.18'
if $] < 5.018;
is "$o", 'welp', 'subref overload applied to class with instance';
is sprintf('%d', $o), 219, 'method name overload applied to class with instance';
ok !$o, 'anon subref overload applied to class with instance';
}
done_testing;
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