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Merge pull request #154 from rusty-loy/classic_12_fix_prune_test

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Update prune test to account for larger minimum pruning size.
This commit is contained in:
TomZ 2016-03-21 10:25:01 +00:00
commit afff0155e0
1 changed files with 31 additions and 12 deletions
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43
qa/rpc-tests/pruning.py
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@ -23,6 +23,7 @@ class PruneTest(BitcoinTestFramework):
self.utxo = []
self.address = ["",""]
self.txouts = gen_return_txouts()
self.block_time = 1388534400 # 1 Jan 2014
def setup_chain(self):
print("Initializing test directory "+self.options.tmpdir)
@ -33,11 +34,11 @@ class PruneTest(BitcoinTestFramework):
self.is_network_split = False
# Create nodes 0 and 1 to mine
self.nodes.append(start_node(0, self.options.tmpdir, ["-debug","-maxreceivebuffer=20000","-blockmaxsize=999000", "-checkblocks=5"], timewait=900))
self.nodes.append(start_node(1, self.options.tmpdir, ["-debug","-maxreceivebuffer=20000","-blockmaxsize=999000", "-checkblocks=5"], timewait=900))
self.nodes.append(start_node(0, self.options.tmpdir, ["-debug","-maxreceivebuffer=20000","-blockmaxsize=2000000", "-checkblocks=5"], timewait=900))
self.nodes.append(start_node(1, self.options.tmpdir, ["-debug","-maxreceivebuffer=20000","-blockmaxsize=2000000", "-checkblocks=5"], timewait=900))
# Create node 2 to test pruning
self.nodes.append(start_node(2, self.options.tmpdir, ["-debug","-maxreceivebuffer=20000","-prune=550"], timewait=900))
self.nodes.append(start_node(2, self.options.tmpdir, ["-debug","-maxreceivebuffer=20000","-prune=950"], timewait=900))
self.prunedir = self.options.tmpdir+"/node2/regtest/blocks/"
self.address[0] = self.nodes[0].getnewaddress()
@ -51,12 +52,27 @@ class PruneTest(BitcoinTestFramework):
connect_nodes(self.nodes[2], 0)
sync_blocks(self.nodes[0:3])
def sync_block_time(self):
for node in self.nodes:
node.setmocktime(self.block_time)
def create_big_chain(self):
# Start by creating some coinbases we can spend later
self.nodes[1].generate(200)
# Advance time to activate 2MB max blocksize
for i in range(20):
self.sync_block_time()
self.nodes[1].generate(10)
self.block_time += 10*60*20
sync_blocks(self.nodes[0:2])
self.nodes[0].generate(150)
# Then mine enough full blocks to create more than 550MB of data
for i in range(15):
self.sync_block_time()
self.nodes[0].generate(10)
self.block_time += 10*60*15
# Then mine enough full blocks to create more than 950MB of data
for i in xrange(645):
self.mine_full_block(self.nodes[0], self.address[0])
@ -66,7 +82,7 @@ class PruneTest(BitcoinTestFramework):
if not os.path.isfile(self.prunedir+"blk00000.dat"):
raise AssertionError("blk00000.dat is missing, pruning too early")
print "Success"
print "Though we're already using more than 550MB, current usage:", calc_usage(self.prunedir)
print "Though we're already using more than 950MB, current usage:", calc_usage(self.prunedir)
print "Mining 25 more blocks should cause the first block file to be pruned"
# Pruning doesn't run until we're allocating another chunk, 20 full blocks past the height cutoff will ensure this
for i in xrange(25):
@ -81,7 +97,7 @@ class PruneTest(BitcoinTestFramework):
print "Success"
usage = calc_usage(self.prunedir)
print "Usage should be below target:", usage
if (usage > 550):
if (usage > 950):
raise AssertionError("Pruning target not being met")
def create_chain_with_staleblocks(self):
@ -93,7 +109,8 @@ class PruneTest(BitcoinTestFramework):
# Node 2 stays connected, so it hears about the stale blocks and then reorg's when node0 reconnects
# Stopping node 0 also clears its mempool, so it doesn't have node1's transactions to accidentally mine
stop_node(self.nodes[0],0)
self.nodes[0]=start_node(0, self.options.tmpdir, ["-debug","-maxreceivebuffer=20000","-blockmaxsize=999000", "-checkblocks=5"], timewait=900)
self.nodes[0]=start_node(0, self.options.tmpdir, ["-debug","-maxreceivebuffer=20000","-blockmaxsize=2000000", "-checkblocks=5"], timewait=900)
self.sync_block_time()
# Mine 24 blocks in node 1
self.utxo = self.nodes[1].listunspent()
for i in xrange(24):
@ -121,6 +138,7 @@ class PruneTest(BitcoinTestFramework):
# Lower the block max size so we don't keep mining all our big mempool transactions (from disconnected blocks)
stop_node(self.nodes[1],1)
self.nodes[1]=start_node(1, self.options.tmpdir, ["-debug","-maxreceivebuffer=20000","-blockmaxsize=5000", "-checkblocks=5", "-disablesafemode"], timewait=900)
self.sync_block_time()
height = self.nodes[1].getblockcount()
print "Current block height:", height
@ -144,6 +162,7 @@ class PruneTest(BitcoinTestFramework):
# Reboot node1 to clear those giant tx's from mempool
stop_node(self.nodes[1],1)
self.nodes[1]=start_node(1, self.options.tmpdir, ["-debug","-maxreceivebuffer=20000","-blockmaxsize=5000", "-checkblocks=5", "-disablesafemode"], timewait=900)
self.sync_block_time()
print "Generating new longer chain of 300 more blocks"
self.nodes[1].generate(300)
@ -162,7 +181,7 @@ class PruneTest(BitcoinTestFramework):
usage = calc_usage(self.prunedir)
print "Usage should be below target:", usage
if (usage > 550):
if (usage > 950):
raise AssertionError("Pruning target not being met")
return invalidheight,badhash
@ -216,8 +235,8 @@ class PruneTest(BitcoinTestFramework):
def mine_full_block(self, node, address):
# Want to create a full block
# We'll generate a 66k transaction below, and 14 of them is close to the 1MB block limit
for j in xrange(14):
# We'll generate a 66k transaction below, and 28 of them is close to the 2MB block limit
for j in xrange(28):
if len(self.utxo) < 14:
self.utxo = node.listunspent()
inputs=[]