<node x="a"/>
<node x="a" y="c" />
<node x="b" y="d" />
+ <node x="" />
</root>'''
doc = xml.etree.ElementTree.fromstring(testxml)
+ self.assertEqual(find_xpath_attr(doc, './/fourohfour', 'n'), None)
self.assertEqual(find_xpath_attr(doc, './/fourohfour', 'n', 'v'), None)
+ self.assertEqual(find_xpath_attr(doc, './/node', 'n'), None)
+ self.assertEqual(find_xpath_attr(doc, './/node', 'n', 'v'), None)
+ self.assertEqual(find_xpath_attr(doc, './/node', 'x'), doc[1])
self.assertEqual(find_xpath_attr(doc, './/node', 'x', 'a'), doc[1])
+ self.assertEqual(find_xpath_attr(doc, './/node', 'x', 'b'), doc[3])
+ self.assertEqual(find_xpath_attr(doc, './/node', 'y'), doc[2])
self.assertEqual(find_xpath_attr(doc, './/node', 'y', 'c'), doc[2])
+ self.assertEqual(find_xpath_attr(doc, './/node', 'y', 'd'), doc[3])
+ self.assertEqual(find_xpath_attr(doc, './/node', 'x', ''), doc[4])
def test_xpath_with_ns(self):
testxml = '''<root xmlns:media="http://example.com/">