=head1 PURPOSE
Check that Scalar::Does exports constants for built-in roles, and that they
work.
=head1 AUTHOR
Toby Inkster E<lt>tobyink@cpan.orgE<gt>.
=head1 COPYRIGHT AND LICENCE
This software is copyright (c) 2012-2013 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 Scalar::Does -constants;
my $var = "Hello world";
ok does(\$var, SCALAR);
ok does([], ARRAY);
ok does(+{}, HASH);
ok does(sub {0}, CODE);
ok does(\*STDOUT, GLOB);
ok does(\(\"Hello"), REF);
ok does(\(substr($var,0,1)), LVALUE);
ok does(\*STDOUT, IO);
ok does(qr{x}, REGEXP);
ok does(1, BOOLEAN);
ok does(1, STRING);
ok does(1, NUMBER);
ok does(1, SMARTMATCH);
if ($] >= 5.012)
{
ok does(\v1.2.3, VSTRING);
}
else
{
pass( "VSTRING test skipped on older Perls" );
}
done_testing;