class MoneyModelDefaultMoneyUSD(models.Model):
name = models.CharField(max_length=100)
price = MoneyField(max_digits=12,
decimal_places=3,
default=Money('123.45', 'USD'))
zero = MoneyField(max_digits=12,
decimal_places=3,
default=Money('0', 'USD'))
def __str__(self):
return self.name + ' ' + str(self.price)
def model_from_db_view(request, amount='0', currency=settings.BASE_CURRENCY):
# db roundtrip
instance = SimpleMoneyModel.objects.create(price=Money(amount, currency))
instance = SimpleMoneyModel.objects.get(pk=instance.pk)
money = instance.price
return render_to_response('view.html', {'money': money})
class ParametrizedDefaultAsMoneyModel(models.Model):
""" The simplest possible declaration with a Money object """
value = MoneyField(max_digits=12,
decimal_places=3,
default=Money(100, 'JPY'))
@staticmethod
def expected_value():
return Money('100', 'JPY')
def to_internal_value(self, value):
"""
Validate that the input is a Money accepted number and return a Money
instance.
"""
try:
value = Money(value)
except IncorrectMoneyInputError:
self.fail('invalid')
return self.validate_precision(value)
def test_money_field_serializer(self):
model = SimpleMoneyModel.objects.create(name='Test',
price=Money(amount='100.00',
currency='EUR'))
serializer = SimpleMoneyModelSerializer(model)
expected = {
'id': model.pk,
'name': model.name,
'price': model.price.amount_rounded,
'price_currency': model.price.currency,
}
assert serializer.data == expected
def instance_view(request):
money = Money('0.0', 'JPY')
return render_to_response('view.html', {'money': money})
def model_view(request):
instance = SimpleMoneyModel(price=Money('0.0', 'JPY'))
money = instance.price
return render_to_response('view.html', {'money': money})
def expected_value():
return Money('0', settings.BASE_CURRENCY)
def expected_value():
return Money('100', 'JPY')