def testCalculateBalance():
blockchain = Blockchain()
wallet = Wallet()
assert Wallet.calculateBalance(blockchain,
wallet.address) == STARTING_BALANCE
amount = 50
transaction = Trasaction(wallet, 'recipient', amount)
blockchain.addBlock(transaction.to_json())
assert Wallet.calculateBalance(blockchain,
wallet.address) == STARTING_BALANCE - amount
recoveryAmount1 = 25
recoveryTransaction1 = Trasaction(Wallet(), wallet.address,
recoveryAmount1)
recoveryAmount2 = 43
recoveryTransaction2 = Trasaction(Wallet(), wallet.address,
recoveryAmount2)
blockchain.addBlock(
[recoveryTransaction1.to_json(),
recoveryTransaction2.to_json()])
assert Wallet.calculateBalance(blockchain, wallet.address) == \
STARTING_BALANCE - amount + recoveryAmount1 + recoveryAmount2
def testClear():
transactionPool = TransactionPool()
transaction1 = Trasaction(Wallet(), 'recipient', 1)
transaction2 = Trasaction(Wallet(), 'recipient', 2)
transactionPool.setTransaction(transaction1)
transactionPool.setTransaction(transaction2)
blockchain = Blockchain()
blockchain.addBlock([transaction1.to_json(), transaction2.to_json()])
assert transaction1.id in transactionPool.transcationMap
assert transaction2.id in transactionPool.transcationMap
transactionPool.clearTransaction(blockchain)
assert not transaction1.id in transactionPool.transcationMap
assert not transaction2.id in transactionPool.transcationMap
def testAddBlock():
blockchain = Blockchain()
data = 'test-data'
blockchain.addBlock(data)
assert blockchain.chain[-1].data == data
def Blockchain3Blocks():
blockchain = Blockchain()
for i in range(3):
blockchain.addBlock([Trasaction(Wallet(), 'recipient', i).to_json()])
return blockchain
import time
from BackendSide.Blockchain.Blockchain import Blockchain
from BackendSide.config import SEC
blockchain = Blockchain()
times = []
for i in range(1000):
startTime = time.time_ns()
blockchain.addBlock(i)
endTime = time.time_ns()
# Czas kopania
timeMine = endTime - startTime / SEC
# Pojedyńczy element dla czasu kopania
times.append(timeMine)
averageTime = sum(times) / len(times)
print(f'New block difficulty:{blockchain.chain[-1].dificulty}')
print(f'Time mine to new block:{timeMine}s')
print(f'Average Time to add a new block:{averageTime}s\n')