def test_old_tfn(self):
"""Test old, 8-digit TFNs."""
validator = AUTaxFileNumberFieldValidator()
old_valid_tfn = '38593474'
validator(old_valid_tfn)
old_invalid_tfn = '38593475'
self.assertRaises(ValidationError, lambda: validator(old_invalid_tfn))
def test_raises_error_for_invalid_tfn(self):
"""Test that a TFN must pass the ATO's validation algorithm."""
invalid_tfn = '123456783'
validator = AUTaxFileNumberFieldValidator()
self.assertRaises(ValidationError, lambda: validator(invalid_tfn))
def test_raises_error_for_too_long_tfn(self):
"""Test a TFN with more than 9 digits is invalid."""
invalid_tfn = '1234567890'
validator = AUTaxFileNumberFieldValidator()
self.assertRaises(ValidationError, lambda: validator(invalid_tfn))
def test_raises_error_for_too_short_tfn(self):
"""Test a TFN with fewer than 8 digits is invalid."""
invalid_tfn = '1234567'
validator = AUTaxFileNumberFieldValidator()
self.assertRaises(ValidationError, lambda: validator(invalid_tfn))
def test_raises_error_for_tfn_containing_a_letter(self):
"""Test an TFN containing a letter is invalid."""
invalid_tfn = '12345678W'
validator = AUTaxFileNumberFieldValidator()
self.assertRaises(ValidationError, lambda: validator(invalid_tfn))
def test_no_error_for_valid_tfn_with_whitespace(self):
"""Test a TFN can be valid when it contains whitespace."""
valid_tfn = '123 456 782'
validator = AUTaxFileNumberFieldValidator()
validator(valid_tfn)
def test_no_error_for_a_valid_tfn(self):
"""Test a valid TFN does not cause an error."""
valid_tfn = '123456782'
validator = AUTaxFileNumberFieldValidator()
validator(valid_tfn)
