tests/bigtable.py

# Template language benchmarks
#
# Objective: Generate a 1000x10 HTML table as fast as possible.
# adapted for jinja 1
#
# Author: Jonas Borgström <jonas@edgewall.com>
# Author: Armin Ronacher <armin.ronacher@active-4.com>

import cgi
import sys
import timeit
from StringIO import StringIO

from genshi.builder import tag
from genshi.template import MarkupTemplate

from jinja import Environment

from django.conf import settings
settings.configure()
from django.template import Context as DjangoContext
from django.template import Template as DjangoTemplate

from Cheetah.Template import Template as CheetahTemplate

from mako.template import Template as MakoTemplate

table = [dict(a='1',b='2',c='3',d='4',e='5',f='6',g='7',h='8',i='9',j='10')
          for x in range(1000)]

genshi_tmpl = MarkupTemplate("""
<table xmlns:py="http://genshi.edgewall.org/">
<tr py:for="row in table">
<td py:for="c in row.values()" py:content="c"/>
</tr>
</table>
""")

django_tmpl = DjangoTemplate("""
<table>
{% for row in table %}
<tr>{% for col in row.values %}{{ col|escape }}{% endfor %}</tr>
{% endfor %}
</table>
""")

jinja_tmpl = Environment().from_string('''
<table>
{% for row in table %}
<tr>{% for col in row.values() %}{{ col|escape }}{% endfor %}</tr>
{% endfor %}
</table>
''')

cheetah_tmpl = CheetahTemplate('''
# filter escape
<table>
#for $row in $table
<tr>
#for $col in $row.values()
$col
#end for
</tr>
#end for
</table>
''', searchList=[{'table': table, 'escape': cgi.escape}])

mako_tmpl = MakoTemplate('''
<table>
% for row in table:
<tr>
% for col in row.values():
    ${col|h}
% endfor
</tr>
% endfor
</table>
''')

def test_django():
    """Django Templates"""
    context = DjangoContext({'table': table})
    django_tmpl.render(context)

def test_jinja():
    """Jinja Templates"""
    jinja_tmpl.render(table=table)

def test_genshi():
    """Genshi Templates"""
    stream = genshi_tmpl.generate(table=table)
    stream.render('html', strip_whitespace=False)

def test_cheetah():
    """Cheetah Templates"""
    cheetah_tmpl.respond()

def test_mako():
    """Mako Templates"""
    mako_tmpl.render(table=table)


def run(which=None, number=10):
    tests = ['test_django', 'test_jinja', 'test_genshi', 'test_cheetah', 'test_mako']

    if which:
        tests = filter(lambda n: n[5:] in which, tests)

    for test in [t for t in tests if hasattr(sys.modules[__name__], t)]:
        t = timeit.Timer(setup='from __main__ import %s;' % test,
                         stmt='%s()' % test)
        time = t.timeit(number=number) / number

        if time < 0.00001:
            result = '   (not installed?)'
        else:
            result = '%16.2f ms' % (1000 * time)
        print '%-35s %s' % (getattr(sys.modules[__name__], test).__doc__, result)


if __name__ == '__main__':
    which = [arg for arg in sys.argv[1:] if arg[0] != '-']

    if '-p' in sys.argv:
        import hotshot, hotshot.stats
        prof = hotshot.Profile("template.prof")
        benchtime = prof.runcall(run, which, number=1)
        stats = hotshot.stats.load("template.prof")
        stats.strip_dirs()
        stats.sort_stats('time', 'calls')
        stats.print_stats()
    else:
        run(which)