TOBYINK / Type-Tiny-2.007_006 / t / 20-modules / Type-Params / v2-delayed-compilation.t 

            

              
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=pod
=encoding utf-8
=head1 PURPOSE
Tests that Type::Params v2 C<signature_for> delays signature compilation.
=head1 AUTHOR
Toby Inkster E<lt>tobyink@cpan.orgE<gt>.
=head1 COPYRIGHT AND LICENCE
This software is copyright (c) 2022-2025 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;
use Types::Common -types;
use Type::Params -sigs;
my $compiled = 0;
my $MyStr = Str->create_child_type(
        name       => 'MyStr',
        constraint => sub { 1 },
        inlined    => sub {
                ++$compiled;
                Str->inline_check( pop );
        },
);
signature_for xyz => ( pos => [ $MyStr ] );
sub xyz {
        my $got = shift;
        return scalar reverse $got;
}
is(
        $compiled,
        0,
        'type constraint has not been compiled yet',
);
is( xyz('foo'), 'oof', 'function worked' );
is(
        $compiled,
        1,
        'type constraint has been compiled',
);
is( xyz('bar'), 'rab', 'function worked' );
is(
        $compiled,
        1,
        'type constraint has not been re-compiled',
);
done_testing;