def test_order_params_valid():
order_params = OrderParams.new()
assert not order_params.is_valid
order_params.client = 'foo'
assert not order_params.is_valid
order_params.description = 'bar'
assert order_params.is_valid
def test_order_params_new(mock_edd):
mock_edd.return_value = datetime.date(2015, 11, 2)
order_params = OrderParams.new()
assert order_params.estimated_delivery_date == datetime.date(2015, 11, 2)