1 2use Test::More; 3use strict; 4use warnings; 5BEGIN { plan tests => 3 }; 6BEGIN { $ENV{PERL_JSON_BACKEND} = 0; } 7use JSON::PP; 8######################### 9 10my ($js,$obj); 11my $pc = JSON::PP->new; 12 13$obj = {a=>1, b=>2, c=>3, d=>4, e=>5, f=>6, g=>7, h=>8, i=>9}; 14 15$js = $pc->sort_by(1)->encode($obj); 16is($js, q|{"a":1,"b":2,"c":3,"d":4,"e":5,"f":6,"g":7,"h":8,"i":9}|); 17 18 19$js = $pc->sort_by(sub { $JSON::PP::a cmp $JSON::PP::b })->encode($obj); 20is($js, q|{"a":1,"b":2,"c":3,"d":4,"e":5,"f":6,"g":7,"h":8,"i":9}|); 21 22$js = $pc->sort_by('hoge')->encode($obj); 23is($js, q|{"a":1,"b":2,"c":3,"d":4,"e":5,"f":6,"g":7,"h":8,"i":9}|); 24 25sub JSON::PP::hoge { $JSON::PP::a cmp $JSON::PP::b } 26