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|
=pod
=encoding utf-8
=head1 PURPOSE
Test L<Type::Params> usage with optional parameters.
=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;
use Type::Params qw(compile);
use Types::Standard -types;
my $chk = compile(Num, Optional[Int], Optional[ArrayRef], Optional[HashRef]);
is_deeply(
[ $chk->(1.1, 2, [], {}) ],
[ 1.1, 2, [], {} ]
);
is_deeply(
[ $chk->(1.1, 2, []) ],
[ 1.1, 2, [] ]
);
is_deeply(
[ $chk->(1.1, 2) ],
[ 1.1, 2 ]
);
is_deeply(
[ $chk->(1.1) ],
[ 1.1 ]
);
like(
exception { $chk->(1.1, 2, {}) },
qr{^Reference {} did not pass type constraint "Optional\[ArrayRef\]" \(in \$_\[2\]\)},
);
like(
exception { $chk->() },
qr{^Wrong number of parameters; got 0; expected 1 to 4},
);
like(
exception { $chk->(1 .. 5) },
qr{^Wrong number of parameters; got 5; expected 1 to 4},
);
my $chk2 = compile(1, 0, 0);
like(
exception { $chk2->() },
qr{^Wrong number of parameters; got 0; expected 1 to 3},
);
like(
exception { $chk->(1, 2, undef) },
qr{^Undef did not pass type constraint},
);
done_testing;
|
