def test_blockchain_create_invalid_schema(self, mock_is_valid_schema):
err_message = '[Blockchain] Validation error.'
mock_is_valid_schema.side_effect = Mock(
side_effect=BlockchainError(err_message))
with self.assertRaises(BlockchainError) as err:
Blockchain.create(self.invalid_chain)
self.assertTrue(mock_is_valid_schema.called)
self.assertIsInstance(err, BlockchainError)
self.assertIn(err_message, err.message)
def test_blockchain_create_valid_schema(self, mock_is_valid_schema):
mock_is_valid_schema.return_value = True
blockchain = Blockchain.create(self.valid_chain)
self.assertTrue(mock_is_valid_schema.called)
self.assertIsInstance(blockchain, Blockchain)
self.assertEqual(blockchain.chain, self.valid_chain)