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import sys
import platform
import warnings
from unittest import TestCase
from rdflib.graph import ConjunctiveGraph, URIRef
from nose.exc import SkipTest
# Workaround for otherwise-dropped HTML entities
import re
from htmlentitydefs import name2codepoint
def htmlentitydecode(s):
return re.sub('&(%s);' % '|'.join(name2codepoint),
lambda m: unichr(name2codepoint[m.group(1)]), s)
html = """\
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" \
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<body xmlns:dc="http://purl.org/dc/terms/">
<p about="http://example.com" property="dc:title">Examplé</p>
</body>
</html>"""
class EntityTest(TestCase):
def test_html_entity_xhtml(self):
if sys.version_info[0] == 3:
raise SkipTest('minidom parser strips HTML entities in Python 3.2')
if platform.system() == "Java":
raise SkipTest('problem with HTML entities for html5lib in Jython')
g = ConjunctiveGraph()
warnings.simplefilter('ignore', UserWarning)
g.parse(data=html, format='rdfa')
self.assertEqual(len(g), 1)
self.assertTrue(g.value(URIRef("http://example.com"),
URIRef("http://purl.org/dc/terms/title")
).eq(u"Exampl"))
def test_html_decoded_entity_xhtml(self):
if sys.version_info[0] == 3:
raise SkipTest('html5lib not yet available for Python 3')
if platform.system() == "Java":
raise SkipTest('problem with HTML entities for html5lib in Jython')
g = ConjunctiveGraph()
g.parse(data=htmlentitydecode(html), format='rdfa')
self.assertEqual(len(g), 1)
self.assertTrue(g.value(URIRef("http://example.com"),
URIRef("http://purl.org/dc/terms/title")
).eq(u"Exampl\xe9"))
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