def test_init_remove_element_at_index(self):
text = 'Hello from Avaya CPaaS!'
number = Number(text)
dial = Dial()
dial.addElement(number)
expected = '<Dial><Number>%s</Number></Dial>' % text
assert dial.xml == expected
dial.removeElementAtIndex(0)
expected = '<Dial></Dial>'
assert dial.xml == expected
def test_remove_element_at_out_of_range_index(self):
text = 'Hello from Avaya CPaaS!'
number = Number(text)
dial = Dial()
dial.addElement(number)
index = len(dial._content)
self.assertRaises(IndexError, lambda: dial.removeElementAtIndex(index))