def test_isbn13(self):
"""Test ISBN13."""
# Test general features
isbn = ISBN13('9783161484100')
isbn.format()
self.assertEqual(isbn.code, '978-3-16-148410-0')
self.assertEqual(isbn.digits(),
[9, 7, 8, 3, 1, 6, 1, 4, 8, 4, 1, 0, 0])
isbn = ISBN13('978809027341', checksumMissing=True)
self.assertEqual(isbn.code, '9788090273412')
# Errors
self.assertRaises(IsbnExc, ISBN13, '9783161484LOL') # Invalid chars
self.assertRaises(IsbnExc, ISBN13, '9783161484105') # Invalid checksum
self.assertRaises(IsbnExc, ISBN13, '9783161484') # Invalid length
def test_isbn13_979(self):
"""Test ISBN13 with prefix 979."""
isbn = ISBN13('9791091447089')
isbn.format()
self.assertEqual(isbn.code, '979-10-91447-08-9')
self.assertEqual(isbn.digits(),
[9, 7, 9, 1, 0, 9, 1, 4, 4, 7, 0, 8, 9])