def test_validator_greece(self):
validator = VATNumberValidator(eu_only=True)
self.assertRaises(ValidationError, validator, 'GR123456789')
validator('EL123456789')
validator = VATNumberValidator(countries=['GR'])
self.assertRaises(ValidationError, validator, 'GR123456789')
validator('EL123456789')
validator = VATNumberValidator(countries=['EL'])
self.assertRaises(ValidationError, validator, 'GR123456789')
validator('EL123456789')
def test_vies_check_validator_native(self):
validator = VATNumberValidator(vies_check=True)
validator._check_vies = validator._check_vies_native
validator('DE114103379')
with self.assertRaises(ValidationError) as context_manager:
validator('DE999999999')
# Check if the validation succeeded due to a SUDS error.
# You should be wary of skipped tests because of this, but the service may also be unavailable at the time.
if validator._wsdl_exception is not None:
print("Native WSDL test skipped due to connection failure")
self.skipTest("Native WSDL client failed")
self.assertEqual(context_manager.exception.messages, ['This VAT number does not exist.'])
def test_vies_check_validator_native(self):
validator = VATNumberValidator(vies_check=True)
validator._check_vies = validator._check_vies_native
validator('DE114103379')
try:
with self.assertRaises(ValidationError) as context_manager:
validator('DE999999999')
self.assertEqual(context_manager.exception.messages,
['This VAT number does not exist.'])
except AssertionError:
# Check if the validation succeeded due to a SUDS error.
# You should be wary of skipped tests because of this, but the service may also be unavailable at the time.
if validator._wsdl_exception is not None:
print("Native WSDL test skipped due to connection failure")
self.skipTest("Native WSDL client failed")
else:
raise
def get_tax_rate(cls, vat_id, customer_country, supplier_country=None):
if not supplier_country:
supplier_country = cls.get_supplier_country_code()
if not cls.is_in_EU(supplier_country):
raise ImproperlyConfigured(
"EUTaxationPolicy requires that supplier country is in EU")
if vat_id in EMPTY_VALUES:
# We don't know VAT ID
if customer_country in EMPTY_VALUES:
# We don't know VAT ID or country
return cls.get_default_tax(supplier_country)
# Customer is not a company, we know his country
if cls.is_in_EU(customer_country):
# Customer (private person) is from a EU
# He must pay full VAT of our country
return cls.get_default_tax(supplier_country)
else:
# Customer (private person) is not from EU
# charge back
return None
# Customer is company, we know country and VAT ID
if customer_country.upper() == supplier_country.upper():
# Company is from the same country as supplier
# Normal tax
return cls.get_default_tax(supplier_country)
if not cls.is_in_EU(customer_country):
# Company is not from EU
# Charge back
return None
# Company is from other EU country
use_vies_validator = getattr(settings, 'INVOICING_USE_VIES_VALIDATOR',
True)
if not use_vies_validator:
# trust VAT ID is correct
# Charge back
return None
try:
# verify VAT ID in VIES
VATNumberValidator(eu_only=True, vies_check=True)(vat_id)
# Company is registered in VIES
# Charge back
return None
except ValidationError:
return cls.get_default_tax(supplier_country)
def test_validator(self):
validator = VATNumberValidator()
# Our validator does not allow formatting characters, so check we do not pass it in.
for iban, cleaned in self.valid.items():
if iban == cleaned:
validator(iban)
else:
validator(cleaned)
self.assertRaises(ValidationError, validator, iban)
for iban, message in self.invalid.items():
self.assertRaisesMessage(ValidationError, message[0], validator,
iban)
def test_validator_eu_only(self):
validator = VATNumberValidator(eu_only=True)
validator('CY12345678A')