scrapy/scrapy/tests/test_selector_dummy.py

18 lines
731 B
Python

import unittest
from scrapy.http import TextResponse
from scrapy.selector.dummysel import XmlXPathSelector, HtmlXPathSelector, \
XPathSelector
class XPathSelectorTestCase(unittest.TestCase):
def test_raises(self):
response = TextResponse(url="http://example.com", body='test')
for cls in [XmlXPathSelector, HtmlXPathSelector, XPathSelector]:
sel = cls(response)
self.assertRaises(RuntimeError, sel.select, '//h2')
self.assertRaises(RuntimeError, sel.re, 'lala')
self.assertRaises(RuntimeError, sel.extract)
self.assertRaises(RuntimeError, sel.register_namespace, 'a', 'b')
self.assertRaises(RuntimeError, sel.__nonzero__, 'a', 'b')