def test_rounding_to_currency_precision(self):
m1 = Money(40000, "USD", 4)
rounded = m1.round_to(2)
assert rounded.get_amount() == 400
assert rounded.precise_amount == 400
assert rounded.precision == 2
def test_lifting_precision(self):
m1 = Money(400, "USD")
lifted = m1.round_to(4)
assert lifted.precise_amount == 40000, "Precise amount {0} is not equal to 40000".format(m1.precise_amount)
assert lifted == m1, "Currency amount {0} is not equal to 400".format(lifted.get_amount())
