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Comparing JSON-XS/eg/bench (file contents):
Revision 1.16 by root, Tue Aug 28 02:06:06 2007 UTC vs.
Revision 1.20 by root, Tue Mar 25 06:37:39 2008 UTC

1#!/opt/bin/perl 1#!/opt/bin/perl
2 2
3# Usage: bench json-file 3# Usage: bench json-file
4 4
5# which modules to test (JSON usually excluded because its so slow) 5# which modules to test (JSON::PP usually excluded because its so slow)
6my %tst = ( 6my %tst = (
7# "JSON" => ['JSON::objToJson $perl' , 'JSON::jsonToObj $json'], 7# "JSON" => ['JSON::encode_json $perl' , 'JSON::decode_json $json'],
8# "JSON::PP" => ['$pp->encode ($perl)' , '$pp->decode ($json)'], 8# "JSON::PP" => ['$pp->encode ($perl)' , '$pp->decode ($json)'],
9 "JSON::DWIW" => ['$dwiw->to_json ($perl)' , '$dwiw->from_json ($json)'], 9 "JSON::DWIW" => ['$dwiw->to_json ($perl)' , '$dwiw->from_json ($json)'],
10# "JSON::PC" => ['$pc->convert ($perl)' , '$pc->parse ($json)'], 10 "JSON::PC" => ['$pc->convert ($perl)' , '$pc->parse ($json)'],
11 "JSON::Syck" => ['JSON::Syck::Dump $perl' , 'JSON::Syck::Load $json'], 11 "JSON::Syck" => ['JSON::Syck::Dump $perl' , 'JSON::Syck::Load $json'],
12 "JSON::XS" => ['to_json $perl' , 'from_json $json'], 12 "JSON::XS" => ['encode_json $perl' , 'decode_json $json'],
13 "JSON::XS/2" => ['$xs2->encode ($perl)' , '$xs2->decode ($json)'], 13 "JSON::XS/2" => ['$xs2->encode ($perl)' , '$xs2->decode ($json)'],
14 "JSON::XS/3" => ['$xs3->encode ($perl)' , '$xs3->decode ($json)'], 14 "JSON::XS/3" => ['$xs3->encode ($perl)' , '$xs3->decode ($json)'],
15 "Storable" => ['Storable::nfreeze $perl' , 'Storable::thaw $pst'], 15 "Storable" => ['Storable::nfreeze $perl' , 'Storable::thaw $pst'],
16); 16);
17 17
18use JSON (); 18use JSON ();
19use JSON::DWIW; 19use JSON::DWIW;
20use JSON::PC; 20use JSON::PC;
21use JSON::PP (); 21use JSON::PP ();
22use JSON::XS qw(to_json from_json); 22use JSON::XS qw(encode_json decode_json);
23use JSON::Syck; 23use JSON::Syck;
24use Storable (); 24use Storable ();
25 25
26use Time::HiRes; 26use Time::HiRes;
27use List::Util; 27use List::Util;
… …
38 38
39local $/; 39local $/;
40$json = <>; 40$json = <>;
41 41
42# fix syck-brokenised stuff 42# fix syck-brokenised stuff
43$json = JSON::XS->new->ascii(1)->encode (JSON::Syck::Load $json); 43#$json = JSON::XS->new->ascii(1)->encode (JSON::Syck::Load $json);
44 44
45#srand 0; $json = JSON::XS->new->utf8(1)->ascii(0)->encode ([join "", map +(chr rand 255), 0..2047]); 45#srand 0; $json = JSON::XS->new->utf8(1)->ascii(0)->encode ([join "", map +(chr rand 255), 0..2047]);
46 46
47#if (1) { 47#if (1) {
48# use Storable; 48# use Storable;
… …
55#} 55#}
56 56
57sub bench($) { 57sub bench($) {
58 my ($code) = @_; 58 my ($code) = @_;
59 59
60 my $pst = Storable::nfreeze JSON::XS::decode_json $json; # seperately decode as storable stringifies :/
60 my $perl = JSON::XS::from_json $json; 61 my $perl = JSON::XS::decode_json $json;
61 my $pst = Storable::nfreeze $perl;
62 62
63 my $count = 5; 63 my $count = 5;
64 my $times = 200; 64 my $times = 2;
65 65
66 my $cent = eval "sub { my \$t = Time::HiRes::time; " . (join ";", ($code) x $count) . "; Time::HiRes::time - \$t }"; 66 my $cent = eval "sub { my \$t = Time::HiRes::time; " . (join ";", ($code) x $count) . "; Time::HiRes::time - \$t }";
67 $cent->(); 67 $cent->();
68 68
69 my $min = 1e99; 69 my $min = 1e99;

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