def blockchain_three_blocks():
blockchain = Blockchain()
for i in range(3):
blockchain.add_block(i)
return blockchain
def test_add_block():
blockchain = Blockchain()
data = 'test-data'
blockchain.add_block(data)
assert blockchain.chain[-1].data == data
from backend.blockchain.Blockchain import Blockchain
from backend.config import SECONDS
import time
blockchain = Blockchain()
times = []
for i in range(1000):
start_time = time.time_ns()
blockchain.add_block(i)
end_time = time.time_ns()
time_to_mine = (end_time - start_time) / SECONDS
times.append(time_to_mine)
average_time = sum(times) / len(times)
print(f'New block difficulty: {blockchain.chain[-1].difficulty}')
print(f'Time to mine new block: {time_to_mine}s')
print(f'Average time to add blocks: {average_time}s\n')