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| 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 } |  | 
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