1 use strict; 2 use Test::More; 3 BEGIN { plan tests => 16 }; 4 5 BEGIN { $ENV{PERL_JSON_BACKEND} = 1; } 6 7 use JSON; 8 9 SKIP: { 10 skip "can't use JSON::XS.", 16, unless( JSON->backend->is_xs ); 11 12 my $o1 = bless { a => 3 }, "XX"; 13 my $o2 = bless \(my $dummy = 1), "YY"; 14 15 sub XX::TO_JSON { 16 {'__',""} 17 } 18 19 my $js = JSON->new; 20 21 eval { $js->encode ($o1) }; ok ($@ =~ /allow_blessed/); 22 eval { $js->encode ($o2) }; ok ($@ =~ /allow_blessed/); 23 $js->allow_blessed; 24 ok ($js->encode ($o1) eq "null"); 25 ok ($js->encode ($o2) eq "null"); 26 $js->convert_blessed; 27 ok ($js->encode ($o1) eq '{"__":""}'); 28 29 ok ($js->encode ($o2) eq "null"); 30 31 $js->filter_json_object (sub { 5 }); 32 $js->filter_json_single_key_object (a => sub { shift }); 33 $js->filter_json_single_key_object (b => sub { 7 }); 34 35 ok ("ARRAY" eq ref $js->decode ("[]")); 36 ok (5 eq join ":", @{ $js->decode ('[{}]') }); 37 ok (6 eq join ":", @{ $js->decode ('[{"a":6}]') }); 38 ok (5 eq join ":", @{ $js->decode ('[{"a":4,"b":7}]') }); 39 40 $js->filter_json_object; 41 ok (7 == $js->decode ('[{"a":4,"b":7}]')->[0]{b}); 42 ok (3 eq join ":", @{ $js->decode ('[{"a":3}]') }); 43 44 $js->filter_json_object (sub { }); 45 ok (7 == $js->decode ('[{"a":4,"b":7}]')->[0]{b}); 46 ok (9 eq join ":", @{ $js->decode ('[{"a":9}]') }); 47 48 $js->filter_json_single_key_object ("a"); 49 ok (4 == $js->decode ('[{"a":4}]')->[0]{a}); 50 51 $js->filter_json_single_key_object (a => sub {}); 52 ok (4 == $js->decode ('[{"a":4}]')->[0]{a}); 53 54 } 55
