def METHOD_NAME(self):
    m = self.make_model()
    inputs = {
        "v": {(0, 3): 1.0, (3, 6): 2.0},
    }
    load_inputs_into_model(m, m.time, inputs)
    for t in m.time:
        if t == 0:
            self.assertEqual(m.v[t].value, 0.0)
        elif t <= 3:
            self.assertEqual(m.v[t].value, 1.0)
        else:
            self.assertEqual(m.v[t].value, 2.0)