def test_is_valid_transaction_chain_multiple_rewards(blockchain_three_blocks):
reward_1 = Transaction.reward_transaction(Wallet()).to_json()
reward_2 = Transaction.reward_transaction(Wallet()).to_json()
blockchain_three_blocks.add_block([reward_1, reward_2])
with pytest.raises(Exception, match='one mining reward per block'):
Blockchain.is_valid_transaction_chain(blockchain_three_blocks.chain)
def route_blockchain_mine():
transaction_data = transaction_pool.transaction_data()
transaction_data.append(Transaction.reward_transaction(wallet).to_json())
blockchain.add_block(transaction_data)
block = blockchain.chain[-1]
pubsub.broadcast_block(block)
transaction_pool.clear_blockchain_transactions(blockchain)
return jsonify(block.to_json())
def test_valid_reward_transaction():
reward_transaction = Transaction.reward_transaction(Wallet())
Transaction.transaction_is_valid(reward_transaction)
def test_reward_transaction():
miner_wallet = Wallet()
transaction = Transaction.reward_transaction(miner_wallet)
assert transaction.input == MINING_REWARD_INPUT
assert transaction.output[miner_wallet.address] == MINING_REWARD
def test_invalid_reward_transaction_invalid_amount():
miner_wallet = Wallet()
reward_transaction = Transaction.reward_transaction(miner_wallet)
reward_transaction.output[miner_wallet.address] = 1998
with pytest.raises(Exception, match='Invalid Mining Reward'):
Transaction.transaction_is_valid(reward_transaction)
def test_invalid_reward_transaction_extra_reciepient():
reward_transaction = Transaction.reward_transaction(Wallet())
reward_transaction.output['extra_reciepient'] = 60
with pytest.raises(Exception, match='Invalid Mining Reward'):
Transaction.transaction_is_valid(reward_transaction)