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use Test::More;
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# copied over from JSON::PC and modified to use JSON
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# copied over from JSON::XS and modified to use JSON
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use strict;
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BEGIN { plan tests => 20 };
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BEGIN { $ENV{PERL_JSON_BACKEND} ||= "JSON::backportPP"; }
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use JSON;
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my ($js,$obj);
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my $pc = new JSON;
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$js = q|{}|;
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$obj = $pc->decode($js);
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$js = $pc->encode($obj);
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is($js,'{}', '{}');
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$js = q|[]|;
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$obj = $pc->decode($js);
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$js = $pc->encode($obj);
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is($js,'[]', '[]');
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$js = q|{"foo":"bar"}|;
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$obj = $pc->decode($js);
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is($obj->{foo},'bar');
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$js = $pc->encode($obj);
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is($js,'{"foo":"bar"}', '{"foo":"bar"}');
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$js = q|{"foo":""}|;
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$obj = $pc->decode($js);
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$js = $pc->encode($obj);
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is($js,'{"foo":""}', '{"foo":""}');
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$js = q|{"foo":" "}|;
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$obj = $pc->decode($js);
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$js = $pc->encode($obj);
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is($js,'{"foo":" "}' ,'{"foo":" "}');
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$js = q|{"foo":"0"}|;
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$obj = $pc->decode($js);
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$js = $pc->encode($obj);
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is($js,'{"foo":"0"}',q|{"foo":"0"} - autoencode (default)|);
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$js = q|{"foo":"0 0"}|;
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$obj = $pc->decode($js);
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$js = $pc->encode($obj);
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is($js,'{"foo":"0 0"}','{"foo":"0 0"}');
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$js = q|[1,2,3]|;
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$obj = $pc->decode($js);
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is($obj->[1],2);
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$js = $pc->encode($obj);
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is($js,'[1,2,3]');
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$js = q|{"foo":{"bar":"hoge"}}|;
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$obj = $pc->decode($js);
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is($obj->{foo}->{bar},'hoge');
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$js = $pc->encode($obj);
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is($js,q|{"foo":{"bar":"hoge"}}|);
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$js = q|[{"foo":[1,2,3]},-0.12,{"a":"b"}]|;
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$obj = $pc->decode($js);
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$js = $pc->encode($obj);
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is($js,q|[{"foo":[1,2,3]},-0.12,{"a":"b"}]|);
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$obj = ["\x01"];
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is($js = $pc->encode($obj),'["\\u0001"]');
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$obj = $pc->decode($js);
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is($obj->[0],"\x01");
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$obj = ["\e"];
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is($js = $pc->encode($obj),'["\\u001b"]');
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$obj = $pc->decode($js);
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is($obj->[0],"\e");
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$js = '{"id":"}';
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eval q{ $pc->decode($js) };
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like($@, qr/unexpected end/i);
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$obj = { foo => sub { "bar" } };
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eval q{ $js = $pc->encode($obj) };
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like($@, qr/JSON can only/i, 'invalid value (coderef)');
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#$obj = { foo => bless {}, "Hoge" };
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#eval q{ $js = $pc->encode($obj) };
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#like($@, qr/JSON can only/i, 'invalid value (blessd object)');
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$obj = { foo => \$js };
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eval q{ $js = $pc->encode($obj) };
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like($@, qr/cannot encode reference/i, 'invalid value (ref)');
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