test_etree.py 文件源码

def test_getnext(self):
        Element    = self.etree.Element
        SubElement = self.etree.SubElement

        a = Element('a')
        b = SubElement(a, 'b')
        c = SubElement(a, 'c')
        self.assertEqual(
            None,
            a.getnext())
        self.assertEqual(
            c,
            b.getnext())
        self.assertEqual(
            None,
            c.getnext())