web/test/unittest_pdf.py
author Sylvain Thénault <sylvain.thenault@logilab.fr>
Thu, 17 Sep 2009 14:53:18 +0200
branch3.5
changeset 3292 70c0dd1c3b7d
parent 3259 2c5c1f434640
child 4676 b0937a191f94
permissions -rw-r--r--
backport stable

from unittest import TestCase
import os.path as osp
from xml.etree.cElementTree import ElementTree, fromstring, tostring, dump

from tempfile import NamedTemporaryFile
from subprocess import Popen as sub

from cubicweb.utils import can_do_pdf_conversion

from cubicweb.ext.xhtml2fo import ReportTransformer

DATADIR = osp.join(osp.dirname(__file__), 'data')

class PDFTC(TestCase):

    def test_xhtml_to_fop_to_pdf(self):
        if not can_do_pdf_conversion():
            self.skip('dependencies not available : check pysixt and fop')
        xmltree = ElementTree()
        xmltree.parse(osp.join(DATADIR, 'sample1.xml'))
        foptree = ReportTransformer(u'contentmain').transform(xmltree)
        # next
        foptmp = NamedTemporaryFile()
        foptree.write(foptmp)
        foptmp.flush()
        pdftmp = NamedTemporaryFile()
        fopproc = sub(['/usr/bin/fop', foptmp.name, pdftmp.name])
        fopproc.wait()
        del foptmp
        pdftmp.seek(0) # a bit superstitious
        reference = open(osp.join(DATADIR, 'sample1.pdf'), 'r').read()
        output = pdftmp.read()
        # XXX almost equals due to ID, creation date, so it seems to fail
        self.assertEquals( len(output), len(reference) )
        # cut begin & end 'cause they contain variyng data
        self.assertTextEquals(output[150:1500], reference[150:1500])