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=pod
=encoding utf-8
=head1 PURPOSE
Test the L<Types::TypeTiny> bootstrap library. (That is, type constraints
used by Type::Tiny internally.)
=head1 AUTHOR
Toby Inkster E<lt>tobyink@cpan.orgE<gt>.
=head1 COPYRIGHT AND LICENCE
This software is copyright (c) 2014, 2017-2023 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 lib qw( ./lib ./t/lib ../inc ./inc );
use Test::More;
use Test::TypeTiny -all;
use Types::TypeTiny -all;
my $stringy = do {
package Overloaded::String;
use overload q[""] => sub { "Hello world" }, fallback => 1;
bless {};
};
my $hashy = do {
package Overloaded::HashRef;
use overload q[%{}] => sub { +{} }, fallback => 1;
bless [];
};
my $arrayey = do {
package Overloaded::ArrayRef;
use overload q[@{}] => sub { [] }, fallback => 1;
bless {};
};
my $codey = do {
package Overloaded::CodeRef;
use overload q[&{}] => sub { sub { 42 } }, fallback => 1;
bless [];
};
subtest "StringLike" => sub
{
my $type = StringLike;
should_pass( "Hello", $type );
should_pass( "", $type );
should_pass( CodeLike, $type, 'Type::Tiny constraint object passes type constraint StringLike' );
should_pass( $stringy, $type );
should_fail( {}, $type );
should_fail( undef, $type );
};
subtest "ArrayLike" => sub
{
my $type = ArrayLike;
should_pass( [], $type );
should_pass( $arrayey, $type );
should_fail( {}, $type );
should_fail( bless([], 'XXX'), $type );
should_fail( undef, $type );
};
subtest "HashLike" => sub
{
my $type = HashLike;
should_pass( {}, $type );
should_pass( $hashy, $type );
should_fail( [], $type );
should_fail( bless({}, 'XXX'), $type );
should_fail( undef, $type );
};
subtest "CodeLike" => sub
{
my $type = CodeLike;
should_pass( sub { 42 }, $type );
should_pass( CodeLike, $type, 'Type::Tiny constraint object passes type constraint CodeLike' );
should_pass( $codey, $type );
should_fail( {}, $type );
should_fail( bless(sub {42}, 'XXX'), $type );
should_fail( undef, $type );
};
subtest "TypeTiny" => sub
{
my $type = TypeTiny;
should_pass( ArrayLike, $type, 'Type::Tiny constraint object passes type constraint TypeTiny' );
should_fail( {}, $type );
should_fail( sub { 42 }, $type );
should_fail( undef, $type );
};
done_testing;
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