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"""Tests for `openid.yadis.parsehtml` module."""
from __future__ import unicode_literals
import unittest
from mock import sentinel
from six import StringIO
from openid.yadis.parsehtml import MetaNotFound, findHTMLMeta, xpath_lower_case
class TestXpathLowerCase(unittest.TestCase):
"""Test `xpath_lower_case` function."""
def test_lower_case(self):
self.assertEqual(xpath_lower_case(sentinel.context, ['CaMeLcAsE']), ['camelcase'])
class TestFindHTMLMeta(unittest.TestCase):
"""Test `findHTMLMeta` function."""
def test_html(self):
buff = StringIO('<html><head><meta http-equiv="X-XRDS-Location" content="found"></head></html>')
self.assertEqual(findHTMLMeta(buff), 'found')
def test_xhtml(self):
buff = StringIO('<html><head><meta http-equiv="X-XRDS-Location" content="found" /></head></html>')
self.assertEqual(findHTMLMeta(buff), 'found')
def test_case_insensitive_header_name(self):
buff = StringIO('<html><head><meta http-equiv="x-xrds-location" content="found"></head></html>')
self.assertEqual(findHTMLMeta(buff), 'found')
def test_missing_end_tags(self):
buff = StringIO('<html><head><meta http-equiv="X-XRDS-Location" content="found">')
self.assertEqual(findHTMLMeta(buff), 'found')
def test_missing_html_header(self):
buff = StringIO('<meta http-equiv="X-XRDS-Location" content="found">')
self.assertEqual(findHTMLMeta(buff), 'found')
def test_missing_head_tag(self):
buff = StringIO('<html><meta http-equiv="X-XRDS-Location" content="found">')
self.assertEqual(findHTMLMeta(buff), 'found')
def test_top_level_bogus(self):
buff = StringIO('</porky><html><head><meta http-equiv="X-XRDS-Location" content="found">')
self.assertEqual(findHTMLMeta(buff), 'found')
def test_missing_html_tag(self):
buff = StringIO('<head><meta http-equiv="X-XRDS-Location" content="found">')
self.assertEqual(findHTMLMeta(buff), 'found')
def test_javascript_in_head(self):
buff = StringIO('<html><head><script type="text/javascript">document.write("<body>");</script>'
'<META http-equiv="X-XRDS-Location" content="found">')
self.assertEqual(findHTMLMeta(buff), 'found')
def test_multiple_headers(self):
buff = StringIO('<html><head>'
'<meta http-equiv="X-XRDS-Location" content="found">'
'<meta http-equiv="X-XRDS-Location" content="not-found">')
self.assertEqual(findHTMLMeta(buff), 'found')
def test_standard_entity(self):
buff = StringIO('<head><meta http-equiv="X-XRDS-Location" content="&">')
self.assertEqual(findHTMLMeta(buff), '&')
def test_hex_entity(self):
buff = StringIO('<head><meta http-equiv="X-XRDS-Location" content="found">')
self.assertEqual(findHTMLMeta(buff), 'found')
def test_decimal_entity(self):
buff = StringIO('<head><meta http-equiv="X-XRDS-Location" content="found">')
self.assertEqual(findHTMLMeta(buff), 'found')
def test_empty_string(self):
buff = StringIO('<head><meta http-equiv="X-XRDS-Location" content="">')
self.assertEqual(findHTMLMeta(buff), '')
def test_empty_input(self):
buff = StringIO('')
self.assertRaises(MetaNotFound, findHTMLMeta, buff)
def test_invalid_html(self):
buff = StringIO('<!bad processing instruction!>')
self.assertRaises(MetaNotFound, findHTMLMeta, buff)
def test_meta_in_body(self):
buff = StringIO('<html><head><body><meta http-equiv="X-XRDS-Location" content="found">')
self.assertRaises(MetaNotFound, findHTMLMeta, buff)
def test_no_content(self):
buff = StringIO('<html><head><meta http-equiv="X-XRDS-Location"></head></html>')
self.assertRaises(MetaNotFound, findHTMLMeta, buff)
def test_commented_header(self):
buff = StringIO('<html><head>'
'<!--<meta http-equiv="X-XRDS-Location" content="found">-->'
'</head></html>')
self.assertRaises(MetaNotFound, findHTMLMeta, buff)
def test_no_yadis_header(self):
buff = StringIO("<html><head><title>A boring document</title></head>"
"<body><h1>A boring document</h1><p>There's really nothing interesting about this</p></body>"
"</html>")
self.assertRaises(MetaNotFound, findHTMLMeta, buff)
def test_unclosed_tag(self):
# script tag not closed
buff = StringIO('<html><head><script type="text/javascript">document.write("<body>");'
'<META http-equiv="X-XRDS-Location" content="found">')
self.assertRaises(MetaNotFound, findHTMLMeta, buff)
def test_xrds(self):
# Test parsing XRDS document as HTML
buff = StringIO('<?xml version="1.0" encoding="UTF-8"?>'
'<xrds:XRDS xmlns:xrds="xri://$xrds" xmlns="xri://$xrd*($v*2.0)"><XRD>'
'<Service priority="0">'
'<Type>http://example.com/</Type><URI>http://www.openidenabled.com/</URI>'
'</Service>'
'</XRD></xrds:XRDS>')
self.assertRaises(MetaNotFound, findHTMLMeta, buff)
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