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Extend getchaintips RPC test.

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Add the capability to simulate network splits to the RPC test framework
and use it to do more extensive testing of 'getchaintips'.
This commit is contained in:
Daniel Kraft
2014-10-20 14:14:04 +02:00
parent 3552d4b859
commit dcb98466b4
7 changed files with 206 additions and 134 deletions
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20
qa/rpc-tests/getblocktemplate.py
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@@ -51,40 +51,40 @@ class GetBlockTemplateTest(BitcoinTestFramework):
Test longpolling with getblocktemplate.
'''
def run_test(self, nodes):
def run_test(self):
print "Warning: this test will take about 70 seconds in the best case. Be patient."
nodes[0].setgenerate(True, 10)
templat = nodes[0].getblocktemplate()
self.nodes[0].setgenerate(True, 10)
templat = self.nodes[0].getblocktemplate()
longpollid = templat['longpollid']
# longpollid should not change between successive invocations if nothing else happens
templat2 = nodes[0].getblocktemplate()
templat2 = self.nodes[0].getblocktemplate()
assert(templat2['longpollid'] == longpollid)
# Test 1: test that the longpolling wait if we do nothing
thr = LongpollThread(nodes[0])
thr = LongpollThread(self.nodes[0])
thr.start()
# check that thread still lives
thr.join(5) # wait 5 seconds or until thread exits
assert(thr.is_alive())
# Test 2: test that longpoll will terminate if another node generates a block
nodes[1].setgenerate(True, 1) # generate a block on another node
self.nodes[1].setgenerate(True, 1) # generate a block on another node
# check that thread will exit now that new transaction entered mempool
thr.join(5) # wait 5 seconds or until thread exits
assert(not thr.is_alive())
# Test 3: test that longpoll will terminate if we generate a block ourselves
thr = LongpollThread(nodes[0])
thr = LongpollThread(self.nodes[0])
thr.start()
nodes[0].setgenerate(True, 1) # generate a block on another node
self.nodes[0].setgenerate(True, 1) # generate a block on another node
thr.join(5) # wait 5 seconds or until thread exits
assert(not thr.is_alive())
# Test 4: test that introducing a new transaction into the mempool will terminate the longpoll
thr = LongpollThread(nodes[0])
thr = LongpollThread(self.nodes[0])
thr.start()
# generate a random transaction and submit it
(txid, txhex, fee) = random_transaction(nodes, Decimal("1.1"), Decimal("0.0"), Decimal("0.001"), 20)
(txid, txhex, fee) = random_transaction(self.nodes, Decimal("1.1"), Decimal("0.0"), Decimal("0.001"), 20)
# after one minute, every 10 seconds the mempool is probed, so in 80 seconds it should have returned
thr.join(60 + 20)
assert(not thr.is_alive())