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Comparing JSON-XS/eg/bench (file contents):
Revision 1.10 by root, Wed Jun 6 14:52:49 2007 UTC vs.
Revision 1.21 by root, Tue Mar 25 16:50:48 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" => ['objToJson $perl' , 'jsonToObj $json'], 7# "JSON" => ['JSON::encode_json $perl' , 'JSON::decode_json $json'],
8# "JSON::PP" => ['$pp->encode ($perl)' , '$pp->decode ($json)'],
8 "JSON::DWIW" => ['$dwiw->to_json ($perl)', '$dwiw->from_json ($json)'], 9 "JSON::DWIW/FJ" => ['$dwiw->to_json ($perl)' , '$dwiw->from_json ($json)'],
10 "JSON::DWIW/DS" => ['$dwiw->to_json ($perl)' , 'JSON::DWIW::deserialize $json'],
9 "JSON::PC" => ['$pc->convert ($perl)' , '$pc->parse ($json)'], 11 "JSON::PC" => ['$pc->convert ($perl)' , '$pc->parse ($json)'],
10 "JSON::Syck" => ['JSON::Syck::Dump $perl', 'JSON::Syck::Load $json'], 12 "JSON::Syck" => ['JSON::Syck::Dump $perl' , 'JSON::Syck::Load $json'],
11 "JSON::XS" => ['to_json $perl' , 'from_json $json'], 13 "JSON::XS" => ['encode_json $perl' , 'decode_json $json'],
12 "JSON::XS/2" => ['$xs2->encode ($perl)' , '$xs2->decode ($json)'], 14 "JSON::XS/2" => ['$xs2->encode ($perl)' , '$xs2->decode ($json)'],
13 "JSON::XS/3" => ['$xs3->encode ($perl)' , '$xs3->decode ($json)'], 15 "JSON::XS/3" => ['$xs3->encode ($perl)' , '$xs3->decode ($json)'],
14 "Storable" => ['Storable::nfreeze $perl', 'Storable::thaw $pst'], 16 "Storable" => ['Storable::nfreeze $perl' , 'Storable::thaw $pst'],
15); 17);
16 18
17use JSON; 19use JSON ();
18use JSON::DWIW; 20use JSON::DWIW;
19use JSON::PC; 21use JSON::PC;
22use JSON::PP ();
20use JSON::XS qw(to_json from_json); 23use JSON::XS qw(encode_json decode_json);
21use JSON::Syck; 24use JSON::Syck;
22use Storable (); 25use Storable ();
23 26
24use Time::HiRes; 27use Time::HiRes;
25use List::Util; 28use List::Util;
26 29
27use utf8; 30use utf8;
28 31
29my $dwiw = new JSON::DWIW; 32my $dwiw = new JSON::DWIW;
30my $pc = new JSON::PC; 33my $pc = new JSON::PC;
34my $pp = JSON::PP->new->max_depth (512);
31my $xs2 = JSON::XS->new->utf8->pretty->canonical; 35my $xs2 = JSON::XS->new->utf8->pretty->canonical;
32my $xs3 = JSON::XS->new->utf8->shrink; 36my $xs3 = JSON::XS->new->utf8->shrink;
33 37
34my $json; # the test string 38my $json; # the test string
35 39
36local $/; 40local $/;
37$json = <>; 41$json = <>;
38 42
39# fix syck-brokenised stuff 43# fix syck-brokenised stuff
40$json = JSON::XS->new->ascii(1)->encode (JSON::Syck::Load $json); 44#$json = JSON::XS->new->ascii(1)->encode (JSON::Syck::Load $json);
41 45
42#srand 0; $json = JSON::XS->new->utf8(1)->ascii(0)->encode ([join "", map +(chr rand 255), 0..2047]); 46#srand 0; $json = JSON::XS->new->utf8(1)->ascii(0)->encode ([join "", map +(chr rand 255), 0..2047]);
43 47
44#if (1) { 48#if (1) {
45# use Storable; 49# use Storable;
… …
52#} 56#}
53 57
54sub bench($) { 58sub bench($) {
55 my ($code) = @_; 59 my ($code) = @_;
56 60
57 my $perl = jsonToObj $json; 61 my $pst = Storable::nfreeze JSON::XS::decode_json $json; # seperately decode as storable stringifies :/
58 my $pst = Storable::nfreeze $perl; 62 my $perl = JSON::XS::decode_json $json;
59 63
60 my $count = 5; 64 my $count = 5;
61 my $times = 200; 65 my $times = 200;
62 66
63 my $cent = eval "sub { my \$t = Time::HiRes::time; " . (join ";", ($code) x $count) . "; Time::HiRes::time - \$t }"; 67 my $cent = eval "sub { my \$t = Time::HiRes::time; " . (join ";", ($code) x $count) . "; Time::HiRes::time - \$t }";
… …
72 } 76 }
73 77
74 return $count / $min; 78 return $count / $min;
75} 79}
76 80
77printf "%-10s | %10s | %10s |\n", "module", "encode", "decode"; 81printf "%-13s | %10s | %10s |\n", "module", "encode", "decode";
78printf "-----------|------------|------------|\n"; 82printf "--------------|------------|------------|\n";
79for my $module (sort keys %tst) { 83for my $module (sort keys %tst) {
80 my $enc = bench $tst{$module}[0]; 84 my $enc = bench $tst{$module}[0];
81 my $dec = bench $tst{$module}[1]; 85 my $dec = bench $tst{$module}[1];
82 86
83 printf "%-10s | %10.3f | %10.3f |\n", $module, $enc, $dec; 87 printf "%-13s | %10.3f | %10.3f |\n", $module, $enc, $dec;
84} 88}
85printf "-----------+------------+------------+\n"; 89printf "--------------+------------+------------+\n";
86 90

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