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#!/usr/bin/perl
use v5.14;
use warnings;
use Test::More;
use Feature::Compat::Class;
my $MATCH_ARGCOUNT =
# Perl since 5.33.6 adds got-vs-expected counts to croak message
$] >= 5.033006 ? qr/ \(got \d+; expected \d+\)/ : "";
# readers
{
class AllTheTypesReader {
field $sv :reader = 123;
field @av :reader = qw( one two three );
field %hv :reader = (one => 1, two => 2);
}
my $allthetypes = AllTheTypesReader->new;
is( $allthetypes->sv, 123, ':reader on scalar field' );
is_deeply( [ $allthetypes->av ], [qw( one two three )], ':reader on array field' );
is_deeply( { $allthetypes->hv }, { one => 1, two => 2 }, ':reader on hash field' );
is( scalar $allthetypes->av, 3, ':reader on array field in scalar context' );
# On perl 5.26 onwards this yields the number of keys; before that it
# stringifies to something like "2/8" but that's not terribly reliable, so
# don't bother testing that
is( scalar $allthetypes->hv, 2, ':reader on hash field in scalar context' ) if $] >= 5.028;
# Reader complains if given any arguments
my $LINE = __LINE__+1;
ok( !defined eval { AllTheTypesReader->new->sv(55); 1 },
'reader method complains if given any arguments' );
like( $@, qr/^Too many arguments for subroutine 'AllTheTypesReader::sv'$MATCH_ARGCOUNT(?: at \S+ line $LINE\.)?$/,
'exception message from too many arguments to reader' );
}
done_testing;
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