def METHOD_NAME(self):
    model = ArrayModel(self._parent)
    model.reset(Array([5.0]))
    self.assertTrue(model.setData(model.index(1, 0), 2.3))
    self.assertEqual(model.rowCount(), 3)
    self.assertEqual(model.index(0, 1).data(), "5.0")
    self.assertEqual(model.index(1, 1).data(), "2.3")