def testRemoveChild(self):
n = Element("foo")
n1 = Element("n1")
n2 = Element("n2")
n3 = Element("n3")
n4 = Element("n4")
n.appendChild(n1)
n.appendChild(n2)
n.appendChild(n3)
n.appendChild(n4)
self.assertEqual(getChildNames(n), ["n1", "n2", "n3", "n4"])
n.removeChild(n3)
self.assertEqual(getChildNames(n), ["n1", "n2", "n4"])
n.removeChild(n4)
self.assertEqual(getChildNames(n), ["n1", "n2"])
self.assertIsNone(n.removeChild(n4))
self.assertEqual(getChildNames(n), ["n1", "n2"])
n5 = Element("n5")
self.assertIsNone(n.removeChild(n5))
self.assertEqual(getChildNames(n), ["n1", "n2"])
n.removeChild(n1)
self.assertEqual(getChildNames(n), ["n2"])
n.removeChild(n2)
self.assertEqual(getChildNames(n), [])
def testRemoveChild(self):
doc = Document()
root = Element(doc, "root")
n1 = Element(root, "n1")
n2 = Element(root, "n2")
n3 = Element(root, "n3")
n4 = Element(root, "n4")
self.assertEqual(getChildNames(root), ["n1", "n2", "n3", "n4"])
root.removeChild(n3)
self.assertEqual(getChildNames(root), ["n1", "n2", "n4"])
root.removeChild(n4)
self.assertEqual(getChildNames(root), ["n1", "n2"])
root.removeChild(n1)
self.assertEqual(getChildNames(root), ["n2"])
root.removeChild(n2)
self.assertEqual(getChildNames(root), [])
