=pod
=encoding utf-8
=head1 PURPOSE
Test the C<locked> trait.
=head1 AUTHOR
Toby Inkster E<lt>tobyink@cpan.orgE<gt>.
=head1 COPYRIGHT AND LICENCE
This software is copyright (c) 2013-2014 by Toby Inkster.
This is free software; you can redistribute it and/or modify it under
the same terms as the Perl 5 programming language system itself.
=cut
use strict;
use warnings;
use Test::More;
use Test::Fatal;
{
package Example;
use Kavorka;
fun foo ( $x is locked ) {
$x->{foo} = 1;
}
fun bar ( %x but locked ) {
$x{foo} = 1;
}
fun baz ( Dict[foo => Optional[Int], bar => Optional[ArrayRef]] $x is locked ) {
$x->{foo} = 1;
push @{ $x->{bar} ||= [] }, 1;
}
fun quux ( Dict[bar => Optional[ArrayRef]] $x does locked ) {
$x->{foo} = 1;
push @{ $x->{bar} ||= [] }, 1;
}
}
like(
exception { Example::foo({}) },
qr{^Attempt to access disallowed key 'foo' in a restricted hash},
);
is(
Example::foo({ foo => 42 }),
1,
);
like(
exception { Example::bar() },
qr{^Attempt to access disallowed key 'foo' in a restricted hash},
);
is(
Example::bar(foo => 42),
1,
);
ok(
!exception { Example::baz({}) },
);
like(
exception { Example::quux({}) },
qr{^Attempt to access disallowed key 'foo' in a restricted hash},
);
done_testing;