from registrasion.controllers.cart import CartController

from registrasion import models as rego

from django.core.exceptions import ObjectDoesNotExist

class TestingCartController(CartController):

            old_quantity = 0

        self.set_quantity(product, old_quantity + quantity)

    def next_cart(self):

        self.cart.active = False

        self.cart.save()

import pytz

from decimal import Decimal

from registrasion import models as rego

from registrasion.controllers import discount

from test_cart import RegistrationCartTestCase

UTC = pytz.timezone('UTC')

from decimal import Decimal

from django.core.exceptions import ValidationError

from registrasion import models as rego

from controller_helpers import TestingCartController

from test_cart import RegistrationCartTestCase

UTC = pytz.timezone('UTC')

    def test_create_invoice(self):

        current_cart = TestingCartController.for_user(self.USER_1)

        # Should be able to create an invoice after the product is added

        current_cart.add_to_cart(self.PROD_1, 1)

        # That invoice should have a single line item

        line_items = rego.LineItem.objects.filter(invoice=invoice_1.invoice)

        self.assertEqual(1, len(line_items))

        # That invoice should have a value equal to cost of PROD_1

        self.assertEqual(self.PROD_1.price, invoice_1.invoice.value)

        # Adding item to cart should produce a new invoice

        current_cart.add_to_cart(self.PROD_2, 1)

        self.assertNotEqual(invoice_1.invoice, invoice_2.invoice)

        # The old invoice should automatically be voided

        invoice_1_new = rego.Invoice.objects.get(pk=invoice_1.invoice.id)

        invoice_2_new = rego.Invoice.objects.get(pk=invoice_2.invoice.id)

        self.assertTrue(invoice_1_new.void)

        self.add_timedelta(self.RESERVATION * 2)

        cart_2 = TestingCartController.for_user(self.USER_2)

        cart_2.add_to_cart(self.PROD_1, 1)

        # Now try to invoice the first user

        with self.assertRaises(ValidationError):

    def test_paying_invoice_makes_new_cart(self):

        current_cart = TestingCartController.for_user(self.USER_1)

        current_cart.add_to_cart(self.PROD_1, 1)

        invoice.pay("A payment!", invoice.invoice.value)

        # This payment is for the correct amount invoice should be paid.

        self.assertTrue(invoice.invoice.paid)

        # Cart should not be active

        current_cart = TestingCartController.for_user(self.USER_1)

        current_cart.apply_voucher(voucher.code)

        # Should be able to create an invoice after the product is added

        current_cart.add_to_cart(self.PROD_1, 1)

        # That invoice should have two line items

        line_items = rego.LineItem.objects.filter(invoice=invoice_1.invoice)

        self.assertEqual(2, len(line_items))

        # That invoice should have a value equal to 50% of the cost of PROD_1

        self.assertEqual(

        current_cart = TestingCartController.for_user(self.USER_1)

        current_cart.apply_voucher(voucher.code)

        # Should be able to create an invoice after the product is added

        current_cart.add_to_cart(self.PROD_1, 1)

        self.assertTrue(invoice_1.invoice.paid)

    def test_invoice_voids_self_if_cart_is_invalid(self):

        current_cart = TestingCartController.for_user(self.USER_1)

        # Should be able to create an invoice after the product is added

        current_cart.add_to_cart(self.PROD_1, 1)

        self.assertFalse(invoice_1.invoice.void)

        # Adding item to cart should produce a new invoice

        current_cart.add_to_cart(self.PROD_2, 1)

        self.assertNotEqual(invoice_1.invoice, invoice_2.invoice)

        # Viewing invoice_1's invoice should show it as void

        self.assertTrue(invoice_1_new.invoice.void)

        # Viewing invoice_2's invoice should *not* show it as void

        self.assertFalse(invoice_2_new.invoice.void)

    def test_voiding_invoice_creates_new_invoice(self):

        current_cart = TestingCartController.for_user(self.USER_1)

        # Should be able to create an invoice after the product is added

        current_cart.add_to_cart(self.PROD_1, 1)

        self.assertFalse(invoice_1.invoice.void)

        invoice_1.void()

        self.assertNotEqual(invoice_1.invoice, invoice_2.invoice)

    def test_cannot_pay_void_invoice(self):

        current_cart = TestingCartController.for_user(self.USER_1)

        # Should be able to create an invoice after the product is added

        current_cart.add_to_cart(self.PROD_1, 1)

        invoice_1.void()

        with self.assertRaises(ValidationError):

            invoice_1.pay("Reference", invoice_1.invoice.value)

    def test_cannot_void_paid_invoice(self):

        current_cart = TestingCartController.for_user(self.USER_1)

        # Should be able to create an invoice after the product is added

        current_cart.add_to_cart(self.PROD_1, 1)

        invoice_1.pay("Reference", invoice_1.invoice.value)

        with self.assertRaises(ValidationError):

            invoice_1.void()

    def test_cannot_generate_blank_invoice(self):

        current_cart = TestingCartController.for_user(self.USER_1)

        with self.assertRaises(ValidationError):

    # TODO: test partially paid invoice cannot be void until payments

    # are refunded

    # TODO: test overpaid invoice results in credit note

import pytz

from controller_helpers import TestingCartController

from test_cart import RegistrationCartTestCase

UTC = pytz.timezone('UTC')

    def test_refund_marks_void_and_unpaid_and_cart_released(self):

        current_cart = TestingCartController.for_user(self.USER_1)

        # Should be able to create an invoice after the product is added

        current_cart.add_to_cart(self.PROD_1, 1)

        invoice.pay("A Payment!", invoice.invoice.value)

        self.assertFalse(invoice.invoice.void)

        self.assertTrue(invoice.invoice.paid)

        self.assertFalse(invoice.invoice.cart.released)

from decimal import Decimal

from django.core.exceptions import ValidationError

from django.db import IntegrityError

from registrasion import models as rego

from controller_helpers import TestingCartController

from test_cart import RegistrationCartTestCase

UTC = pytz.timezone('UTC')

    def test_refund_releases_used_vouchers(self):

        voucher = self.new_voucher(limit=2)

        current_cart = TestingCartController.for_user(self.USER_1)

        current_cart.apply_voucher(voucher.code)

        current_cart.add_to_cart(self.PROD_1, 1)

        if not inv.invoice.paid:

            inv.pay("Hello!", inv.invoice.value)

        current_cart = TestingCartController.for_user(self.USER_1)

        with self.assertRaises(ValidationError):

            current_cart.apply_voucher(voucher.code)