=pod
=encoding utf-8
=head1 PURPOSE
Fix: Optional constraints ignored if wrapped in Dict.
=head1 SEE ALSO
L<https://rt.cpan.org/Ticket/Display.html?id=86239>.
=head1 AUTHOR
Vyacheslav Matyukhin E<lt>mmcleric@cpan.orgE<gt>.
(Minor changes by Toby Inkster E<lt>tobyink@cpan.orgE<gt>.)
=head1 COPYRIGHT AND LICENCE
This software is copyright (c) 2013-2014, 2017 by Vyacheslav Matyukhin.
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;
use Type::Params qw(validate compile);
use Types::Standard qw(ArrayRef Dict Optional Str);
my $i = 0;
sub announce { note sprintf("Test %d ########", ++$i) }
sub got { note "got: " . join ", ", explain(@_) }
sub f {
announce();
got validate(
\@_,
Optional[Str],
);
}
is exception { f("foo") }, undef;
is exception { f() }, undef;
like exception { f(["abc"]) }, qr/type constraint/;
sub g {
announce();
got validate(
\@_,
Dict[foo => Optional[Str]],
);
}
is exception { g({ foo => "foo" }) }, undef;
is exception { g({}) }, undef;
like exception { g({ foo => ["abc"] }) }, qr/type constraint/;
done_testing;