def test_fix_decimal_places_multiple():
one = Money(1, "USD", decimal_places=7)
assert one._fix_decimal_places(None, Money(3, "USD",
decimal_places=8)) == 8
def test_fix_decimal_places():
one = Money(1, "USD", decimal_places=7)
assert one._fix_decimal_places(Money(2, "USD", decimal_places=3)) == 7
assert one._fix_decimal_places(Money(2, "USD", decimal_places=30)) == 30
def test_fix_decimal_places_none():
one = Money(1, "USD", decimal_places=7)
assert one._fix_decimal_places(None) == 7
