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=pod
=encoding utf-8
=head1 PURPOSE
Test L<Type::Params> usage of types with coercions.
=head1 AUTHOR
Toby Inkster E<lt>tobyink@cpan.orgE<gt>.
=head1 COPYRIGHT AND LICENCE
This software is copyright (c) 2013-2014, 2017-2025 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 Type::Params qw(compile);
use Types::Standard -types, "slurpy";
use Scalar::Util qw(refaddr);
my $RoundedInt = declare as Int;
coerce $RoundedInt, from Num, q{ int($_) };
my $chk = compile(Int, $RoundedInt, Num);
is_deeply(
[ $chk->(1, 2, 3.3) ],
[ 1, 2, 3.3 ]
);
is_deeply(
[ $chk->(1, 2.2, 3.3) ],
[ 1, 2, 3.3 ]
);
like(
exception { $chk->(1.1, 2.2, 3.3) },
qr{^Value "1\.1" did not pass type constraint "Int" \(in \$_\[0\]\)},
);
my $chk2 = compile(ArrayRef[$RoundedInt]);
is_deeply(
[ $chk2->([1, 2, 3]) ],
[ [1, 2, 3] ]
);
is_deeply(
[ $chk2->([1.1, 2.2, 3.3]) ],
[ [1, 2, 3] ]
);
is_deeply(
[ $chk2->([1.1, 2, 3.3]) ],
[ [1, 2, 3] ]
);
my $arr = [ 1 ];
my $arr2 = [ 1.1 ];
is(
refaddr( [$chk2->($arr)]->[0] ),
refaddr($arr),
'if value passes type constraint; no need to clone arrayref'
);
isnt(
refaddr( [$chk2->($arr2)]->[0] ),
refaddr($arr2),
'if value fails type constraint; need to clone arrayref'
);
my $chk3 = compile($RoundedInt->no_coercions);
like(
exception { $chk3->(1.1) },
qr{^Value "1\.1" did not pass type constraint},
);
done_testing;