use Test::More; use strict; use warnings; BEGIN { plan tests => 2 }; BEGIN { $ENV{PERL_JSON_BACKEND} ||= "JSON::backportPP"; } use JSON -support_by_pp; ######################### my $json = JSON->new->allow_nonref; eval q| $json->decode('{foo:"bar"}') |; ok($@); # in XS and PP, the error message differs. $json->allow_barekey; is($json->decode('{foo:"bar"}')->{foo}, 'bar');