Add JSON.pm to third_party

third_party/JSON/JSON-2.59/t/e11_conv_blessed_univ.t

+
+use strict;
+use Test::More;
+BEGIN { plan tests => 3 };
+
+BEGIN { $ENV{PERL_JSON_BACKEND} = "JSON::backportPP"; }
+
+use JSON -convert_blessed_universally;
+
+
+my $obj  = Test->new( [ 1, 2, {foo => 'bar'} ] );
+
+$obj->[3] = Test2->new( { a => 'b' } );
+
+my $json = JSON->new->allow_blessed->convert_blessed;
+
+is( $json->encode( $obj ), '[1,2,{"foo":"bar"},"hoge"]'  );
+
+$json->convert_blessed(0);
+
+is( $json->encode( $obj ), 'null' );
+
+$json->allow_blessed(0)->convert_blessed(1);
+
+is( $json->encode( $obj ), '[1,2,{"foo":"bar"},"hoge"]'  );
+
+
+package Test;
+
+sub new {
+    bless $_[1], $_[0];
+}
+
+
+
+package Test2;
+
+sub new {
+    bless $_[1], $_[0];
+}
+
+sub TO_JSON {
+    "hoge";
+}
+