def assertIndex(self, text, point, expected_index):
"""
Assert that the given point resolves to the expected_index.
"""
citer = Citer()
actual = citer.pointToIndex(text, point)
self.assertEqual(actual, expected_index,
u"Expected point {point} to"
u" be converted to index {expected_index} but it was {actual}"
u"\n\n{text!r}".format(**locals()).encode('utf-8'))
