def test_non_200_response_raises_exception(self):
response = self.create_mock_response(body='', status_code=500)
with patch('requests.post') as post:
post.return_value = response
with self.assertRaises(exceptions.PayPalError):
gateway.set_txn(self.basket, self.methods, 'GBP', 'http://localhost:8000/success',
'http://localhost:8000/error')
def test_non_200_response_raises_exception(self):
response = self.create_mock_response(body='', status_code=500)
with patch('requests.post') as post:
post.return_value = response
with self.assertRaises(exceptions.PayPalError):
gateway.set_txn(self.basket, self.methods, 'GBP', 'http://localhost:8000/success',
'http://localhost:8000/error')
def test_forbids_zero_value_basket(self):
basket = create_mock_basket(D('0.00'))
shipping_methods = [FixedPrice(D('2.50'))]
with patch('paypal.express.gateway._fetch_response') as mock_fetch:
with self.assertRaises(InvalidBasket):
gateway.set_txn(basket, shipping_methods, 'GBP',
'http://example.com', 'http://example.com')
def test_forbids_zero_value_basket(self):
basket = create_mock_basket(D('0.00'))
shipping_methods = [FixedPrice(D('2.50'))]
with patch('paypal.express.gateway._fetch_response') as mock_fetch:
with self.assertRaises(InvalidBasket):
gateway.set_txn(basket, shipping_methods, 'GBP',
'http://example.com', 'http://example.com')
def test_error_response_raises_exception(self):
response_body = 'TIMESTAMP=2012%2d03%2d26T16%3a33%3a09Z&CORRELATIONID=3bea2076bb9c3&ACK=Failure&VERSION=0%2e000000&BUILD=2649250&L_ERRORCODE0=10002&L_SHORTMESSAGE0=Security%20error&L_LONGMESSAGE0=Security%20header%20is%20not%20valid&L_SEVERITYCODE0=Error'
response = self.create_mock_response(response_body)
with patch('requests.post') as post:
post.return_value = response
with self.assertRaises(exceptions.PayPalError):
gateway.set_txn(self.basket, self.methods, 'GBP', 'http://localhost:8000/success',
'http://localhost:8000/error')
def test_error_response_raises_exception(self):
response_body = 'TIMESTAMP=2012%2d03%2d26T16%3a33%3a09Z&CORRELATIONID=3bea2076bb9c3&ACK=Failure&VERSION=0%2e000000&BUILD=2649250&L_ERRORCODE0=10002&L_SHORTMESSAGE0=Security%20error&L_LONGMESSAGE0=Security%20header%20is%20not%20valid&L_SEVERITYCODE0=Error'
response = self.create_mock_response(response_body)
with patch('requests.post') as post:
post.return_value = response
with self.assertRaises(exceptions.PayPalError):
gateway.set_txn(self.basket, self.methods, 'GBP', 'http://localhost:8000/success',
'http://localhost:8000/error')
def test_not_forbid_if_shipping_not_zero(self):
basket = create_mock_basket(D('0.00'))
shipping_methods = [FixedPrice(D('2.50'), D('2.50'))]
with patch('paypal.express.gateway._fetch_response') as mock_fetch:
gateway.set_txn(basket, shipping_methods, 'GBP',
'http://example.com', 'http://example.com')
args, __ = mock_fetch.call_args
params = args[1]
self.assertEqual(params['PAYMENTREQUEST_0_AMT'], D('2.50'))
def get_paypal_url(basket,
shipping_methods,
user=None,
shipping_address=None,
shipping_method=None,
host=None,
scheme='https',
paypal_params=None):
"""
Return the URL for a PayPal Express transaction.
This involves registering the txn with PayPal to get a one-time
URL. If a shipping method and shipping address are passed, then these are
given to PayPal directly - this is used within when using PayPal as a
payment method.
"""
currency = getattr(settings, 'PAYPAL_CURRENCY', 'GBP')
if host is None:
host = Site.objects.get_current().domain
return_url = '%s://%s%s' % (scheme, host,
reverse('paypal-success-response',
kwargs={'basket_id': basket.id}))
cancel_url = '%s://%s%s' % (scheme, host,
reverse('paypal-cancel-response',
kwargs={'basket_id': basket.id}))
# URL for updating shipping methods - we only use this if we have a set of
# shipping methods to choose between.
update_url = None
if shipping_methods:
update_url = '%s://%s%s' % (scheme, host,
reverse('paypal-shipping-options',
kwargs={'basket_id': basket.id}))
# Determine whether a shipping address is required
no_shipping = False
if not basket.is_shipping_required():
no_shipping = True
# Pass a default billing address is there is one. This means PayPal can
# pre-fill the registration form.
address = None
if user:
addresses = user.addresses.all().order_by('-is_default_for_billing')
if len(addresses):
address = addresses[0]
return set_txn(basket=basket,
shipping_methods=shipping_methods,
currency=currency,
return_url=return_url,
cancel_url=cancel_url,
update_url=update_url,
action=_get_payment_action(),
shipping_method=shipping_method,
shipping_address=shipping_address,
user=user,
user_address=address,
no_shipping=no_shipping,
paypal_params=paypal_params)
def setUp(self):
super(SuccessResponseTests, self).setUp()
response_body = 'TOKEN=EC%2d6469953681606921P&TIMESTAMP=2012%2d03%2d26T17%3a19%3a38Z&CORRELATIONID=50a8d895e928f&ACK=Success&VERSION=60%2e0&BUILD=2649250'
response = self.create_mock_response(response_body)
with patch('requests.post') as post:
post.return_value = response
self.url = gateway.set_txn(self.basket, self.methods, 'GBP',
'http://localhost:8000/success',
'http://localhost:8000/error')
