melo / scripts

My personal script stash

This URL has Read+Write access

scripts / bin / x-perl-benchmark-xml-parsers
100755 80 lines (66 sloc) 2.072 kb
raw blame history 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80

#!/usr/bin/env perl
 
package SAXY;
 
use XML::LibXML;
use XML::SAX::Base;
use base qw(XML::SAX::Base);
 
package main;
 
use strict;
use warnings;
use XML::LibXML;
use XML::Parser;
use Benchmark qw( cmpthese );
 
my $libxml = XML::LibXML->new();
 
my $sax_handler = SAXY->new;
my $libxml_sax = XML::LibXML->new(Handler => $sax_handler);
 
my $expat = XML::Parser->new(
  Handlers => {
    Start => sub {},
    End   => sub {},
    Char  => sub {},
  },
);
 
my $expat_no_hand = XML::Parser->new(
  Handlers => {
  },
);
 
my $expat_tree = XML::Parser->new( Style => 'Tree' );
 
my $stanza = q{
  <iq type="result" to="test" id="624-18" >
  <query xmlns="http://jabber.org/protocol/disco#info">
  <identity category="client" type="pc" name="Psi" />
  <feature var="http://jabber.org/protocol/bytestreams" />
  <feature var="http://jabber.org/protocol/si" />
  <feature var="http://jabber.org/protocol/si/profile/file-transfer" />
  <feature var="http://jabber.org/protocol/disco#info" />
  <feature var="http://jabber.org/protocol/commands" />
  <feature var="http://jabber.org/protocol/rosterx" />
  <feature var="http://jabber.org/protocol/muc" />
  <feature var="jabber:x:data" />
  <feature var="http://jabber.org/protocol/chatstates" />
  <feature var="http://jabber.org/protocol/mood+notify" />
  <feature var="http://jabber.org/protocol/tune+notify" />
  <feature var="http://jabber.org/protocol/physloc+notify" />
  <feature var="http://jabber.org/protocol/geoloc+notify" />
  <feature var="http://www.xmpp.org/extensions/xep-0084.html#ns-metadata+notify" />
  <feature var="http://jabber.org/protocol/xhtml-im" />
  </query>
  </iq>
};
 
 
my $count = $ENV{COUNT} || 1000;
 
cmpthese($count, {
    'LibXML' => sub {
      $libxml->parse_string($stanza);
    },
    'LibXML SAX' => sub {
      $libxml_sax->parse_string($stanza);
    },
    'Expat (Tree)'  => sub {
      $expat_tree->parse($stanza);
    },
    'Expat (SAX with handlers)'  => sub {
      $expat->parse($stanza);
    },
    'Expat (SAX, no handlers)'  => sub {
      $expat_no_hand->parse($stanza);
    },
});