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4a3e3af6e7
fa0074e2d82928016a43ca408717154a1c70a4db scripted-diff: Bump copyright headers (MarcoFalke)
Pull request description:
Needs to be done because no one has removed the years yet
ACKs for top commit:
practicalswift:
ACK fa0074e2d82928016a43ca408717154a1c70a4db
Tree-SHA512: 210e92acd7d400b556cf8259c3ec9967797420cfd19f0c2a4fa54cb2b3d32ad9ae27e771269201e7d554c0f4cd73a8b1c1a42c9f65d8685ca4d52e5134b071a3
85 lines
3.5 KiB
Python
Executable File
85 lines
3.5 KiB
Python
Executable File
#!/usr/bin/env python3
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# Copyright (c) 2014-2020 The Bitcoin Core developers
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# Distributed under the MIT software license, see the accompanying
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# file COPYING or http://www.opensource.org/licenses/mit-license.php.
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"""Test longpolling with getblocktemplate."""
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from decimal import Decimal
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import random
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import threading
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from test_framework.test_framework import BitcoinTestFramework
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from test_framework.util import get_rpc_proxy
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from test_framework.wallet import MiniWallet
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class LongpollThread(threading.Thread):
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def __init__(self, node):
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threading.Thread.__init__(self)
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# query current longpollid
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template = node.getblocktemplate()
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self.longpollid = template['longpollid']
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# create a new connection to the node, we can't use the same
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# connection from two threads
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self.node = get_rpc_proxy(node.url, 1, timeout=600, coveragedir=node.coverage_dir)
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def run(self):
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self.node.getblocktemplate({'longpollid':self.longpollid})
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class GetBlockTemplateLPTest(BitcoinTestFramework):
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def set_test_params(self):
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self.num_nodes = 2
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self.supports_cli = False
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def run_test(self):
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self.log.info("Warning: this test will take about 70 seconds in the best case. Be patient.")
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self.log.info("Test that longpollid doesn't change between successive getblocktemplate() invocations if nothing else happens")
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self.nodes[0].generate(10)
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template = self.nodes[0].getblocktemplate()
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longpollid = template['longpollid']
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template2 = self.nodes[0].getblocktemplate()
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assert template2['longpollid'] == longpollid
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self.log.info("Test that longpoll waits if we do nothing")
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thr = LongpollThread(self.nodes[0])
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thr.start()
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# check that thread still lives
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thr.join(5) # wait 5 seconds or until thread exits
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assert thr.is_alive()
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miniwallets = [ MiniWallet(node) for node in self.nodes ]
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self.log.info("Test that longpoll will terminate if another node generates a block")
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miniwallets[1].generate(1) # generate a block on another node
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# check that thread will exit now that new transaction entered mempool
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thr.join(5) # wait 5 seconds or until thread exits
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assert not thr.is_alive()
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self.log.info("Test that longpoll will terminate if we generate a block ourselves")
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thr = LongpollThread(self.nodes[0])
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thr.start()
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miniwallets[0].generate(1) # generate a block on own node
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thr.join(5) # wait 5 seconds or until thread exits
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assert not thr.is_alive()
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# Add enough mature utxos to the wallets, so that all txs spend confirmed coins
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self.nodes[0].generate(100)
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self.sync_blocks()
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self.log.info("Test that introducing a new transaction into the mempool will terminate the longpoll")
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thr = LongpollThread(self.nodes[0])
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thr.start()
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# generate a random transaction and submit it
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min_relay_fee = self.nodes[0].getnetworkinfo()["relayfee"]
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fee_rate = min_relay_fee + Decimal('0.00000010') * random.randint(0,20)
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miniwallets[0].send_self_transfer(from_node=random.choice(self.nodes),
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fee_rate=fee_rate)
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# after one minute, every 10 seconds the mempool is probed, so in 80 seconds it should have returned
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def check():
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self.bump_mocktime(1)
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return not thr.is_alive()
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self.wait_until(check, timeout=60 + 20)
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if __name__ == '__main__':
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GetBlockTemplateLPTest().main()
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