def test_iternodes(self):
"""test ExternalLink.__iternodes__()"""
node1n1 = Text("http://example.com/")
node2n1 = Text("http://example.com/")
node2n2, node2n3 = Text("Example"), Text("Page")
node1 = ExternalLink(wrap([node1n1]), brackets=False)
node2 = ExternalLink(wrap([node2n1]), wrap([node2n2, node2n3]))
gen1 = node1.__iternodes__(getnodes)
gen2 = node2.__iternodes__(getnodes)
self.assertEqual((None, node1), next(gen1))
self.assertEqual((None, node2), next(gen2))
self.assertEqual((node1.url, node1n1), next(gen1))
self.assertEqual((node2.url, node2n1), next(gen2))
self.assertEqual((node2.title, node2n2), next(gen2))
self.assertEqual((node2.title, node2n3), next(gen2))
self.assertRaises(StopIteration, next, gen1)
self.assertRaises(StopIteration, next, gen2)
