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-rwxr-xr-xqa/rpc-tests/smartfees.py195
1 files changed, 71 insertions, 124 deletions
diff --git a/qa/rpc-tests/smartfees.py b/qa/rpc-tests/smartfees.py
index e8abbfba19..352a1de2d0 100755
--- a/qa/rpc-tests/smartfees.py
+++ b/qa/rpc-tests/smartfees.py
@@ -4,139 +4,86 @@
# Test fee estimation code
#
-# Add python-bitcoinrpc to module search path:
-import os
-import sys
-sys.path.append(os.path.join(os.path.dirname(os.path.abspath(__file__)), "python-bitcoinrpc"))
-
-import json
-import random
-import shutil
-import subprocess
-import tempfile
-import traceback
-
+from test_framework import BitcoinTestFramework
from bitcoinrpc.authproxy import AuthServiceProxy, JSONRPCException
from util import *
+class EstimateFeeTest(BitcoinTestFramework):
-def run_test(nodes, test_dir):
- nodes.append(start_node(0, test_dir,
+ def setup_network(self, test_dir):
+ nodes = []
+ nodes.append(start_node(0, test_dir,
["-debug=mempool", "-debug=estimatefee"]))
- # Node1 mines small-but-not-tiny blocks, and allows free transactions.
- # NOTE: the CreateNewBlock code starts counting block size at 1,000 bytes,
- # so blockmaxsize of 2,000 is really just 1,000 bytes (room enough for
- # 6 or 7 transactions)
- nodes.append(start_node(1, test_dir,
- ["-blockprioritysize=1500", "-blockmaxsize=2000",
- "-debug=mempool", "-debug=estimatefee"]))
- connect_nodes(nodes[1], 0)
-
- # Node2 is a stingy miner, that
- # produces very small blocks (room for only 3 or so transactions)
- node2args = [ "-blockprioritysize=0", "-blockmaxsize=1500",
- "-debug=mempool", "-debug=estimatefee"]
- nodes.append(start_node(2, test_dir, node2args))
- connect_nodes(nodes[2], 0)
-
- sync_blocks(nodes)
-
- # Prime the memory pool with pairs of transactions
- # (high-priority, random fee and zero-priority, random fee)
- min_fee = Decimal("0.001")
- fees_per_kb = [];
- for i in range(12):
- (txid, txhex, fee) = random_zeropri_transaction(nodes, Decimal("1.1"),
- min_fee, min_fee, 20)
- tx_kbytes = (len(txhex)/2)/1000.0
- fees_per_kb.append(float(fee)/tx_kbytes)
-
- # Mine blocks with node2 until the memory pool clears:
- count_start = nodes[2].getblockcount()
- while len(nodes[2].getrawmempool()) > 0:
- nodes[2].setgenerate(True, 1)
- sync_blocks(nodes)
-
- all_estimates = [ nodes[0].estimatefee(i) for i in range(1,20) ]
- print("Fee estimates, super-stingy miner: "+str([str(e) for e in all_estimates]))
-
- # Estimates should be within the bounds of what transactions fees actually were:
- delta = 1.0e-6 # account for rounding error
- for e in filter(lambda x: x >= 0, all_estimates):
- if float(e)+delta < min(fees_per_kb) or float(e)-delta > max(fees_per_kb):
- raise AssertionError("Estimated fee (%f) out of range (%f,%f)"%(float(e), min_fee_kb, max_fee_kb))
+ # Node1 mines small-but-not-tiny blocks, and allows free transactions.
+ # NOTE: the CreateNewBlock code starts counting block size at 1,000 bytes,
+ # so blockmaxsize of 2,000 is really just 1,000 bytes (room enough for
+ # 6 or 7 transactions)
+ nodes.append(start_node(1, test_dir,
+ ["-blockprioritysize=1500", "-blockmaxsize=2000",
+ "-debug=mempool", "-debug=estimatefee"]))
+ connect_nodes(nodes[1], 0)
+
+ # Node2 is a stingy miner, that
+ # produces very small blocks (room for only 3 or so transactions)
+ node2args = [ "-blockprioritysize=0", "-blockmaxsize=1500",
+ "-debug=mempool", "-debug=estimatefee"]
+ nodes.append(start_node(2, test_dir, node2args))
+ connect_nodes(nodes[2], 0)
- # Generate transactions while mining 30 more blocks, this time with node1:
- for i in range(30):
- for j in range(random.randrange(6-4,6+4)):
- (txid, txhex, fee) = random_transaction(nodes, Decimal("1.1"),
- Decimal("0.0"), min_fee, 20)
+ sync_blocks(nodes)
+ return nodes
+
+
+ def run_test(self, nodes):
+ # Prime the memory pool with pairs of transactions
+ # (high-priority, random fee and zero-priority, random fee)
+ min_fee = Decimal("0.001")
+ fees_per_kb = [];
+ for i in range(12):
+ (txid, txhex, fee) = random_zeropri_transaction(nodes, Decimal("1.1"),
+ min_fee, min_fee, 20)
tx_kbytes = (len(txhex)/2)/1000.0
fees_per_kb.append(float(fee)/tx_kbytes)
- nodes[1].setgenerate(True, 1)
- sync_blocks(nodes)
- all_estimates = [ nodes[0].estimatefee(i) for i in range(1,20) ]
- print("Fee estimates, more generous miner: "+str([ str(e) for e in all_estimates]))
- for e in filter(lambda x: x >= 0, all_estimates):
- if float(e)+delta < min(fees_per_kb) or float(e)-delta > max(fees_per_kb):
- raise AssertionError("Estimated fee (%f) out of range (%f,%f)"%(float(e), min_fee_kb, max_fee_kb))
-
- # Finish by mining a normal-sized block:
- while len(nodes[0].getrawmempool()) > 0:
- nodes[0].setgenerate(True, 1)
- sync_blocks(nodes)
+ # Mine blocks with node2 until the memory pool clears:
+ count_start = nodes[2].getblockcount()
+ while len(nodes[2].getrawmempool()) > 0:
+ nodes[2].setgenerate(True, 1)
+ sync_blocks(nodes)
+
+ all_estimates = [ nodes[0].estimatefee(i) for i in range(1,20) ]
+ print("Fee estimates, super-stingy miner: "+str([str(e) for e in all_estimates]))
+
+ # Estimates should be within the bounds of what transactions fees actually were:
+ delta = 1.0e-6 # account for rounding error
+ for e in filter(lambda x: x >= 0, all_estimates):
+ if float(e)+delta < min(fees_per_kb) or float(e)-delta > max(fees_per_kb):
+ raise AssertionError("Estimated fee (%f) out of range (%f,%f)"%(float(e), min_fee_kb, max_fee_kb))
+
+ # Generate transactions while mining 30 more blocks, this time with node1:
+ for i in range(30):
+ for j in range(random.randrange(6-4,6+4)):
+ (txid, txhex, fee) = random_transaction(nodes, Decimal("1.1"),
+ Decimal("0.0"), min_fee, 20)
+ tx_kbytes = (len(txhex)/2)/1000.0
+ fees_per_kb.append(float(fee)/tx_kbytes)
+ nodes[1].setgenerate(True, 1)
+ sync_blocks(nodes)
+
+ all_estimates = [ nodes[0].estimatefee(i) for i in range(1,20) ]
+ print("Fee estimates, more generous miner: "+str([ str(e) for e in all_estimates]))
+ for e in filter(lambda x: x >= 0, all_estimates):
+ if float(e)+delta < min(fees_per_kb) or float(e)-delta > max(fees_per_kb):
+ raise AssertionError("Estimated fee (%f) out of range (%f,%f)"%(float(e), min_fee_kb, max_fee_kb))
+
+ # Finish by mining a normal-sized block:
+ while len(nodes[0].getrawmempool()) > 0:
+ nodes[0].setgenerate(True, 1)
+ sync_blocks(nodes)
+
+ final_estimates = [ nodes[0].estimatefee(i) for i in range(1,20) ]
+ print("Final fee estimates: "+str([ str(e) for e in final_estimates]))
- final_estimates = [ nodes[0].estimatefee(i) for i in range(1,20) ]
- print("Final fee estimates: "+str([ str(e) for e in final_estimates]))
-
-def main():
- import optparse
-
- parser = optparse.OptionParser(usage="%prog [options]")
- parser.add_option("--nocleanup", dest="nocleanup", default=False, action="store_true",
- help="Leave bitcoinds and test.* datadir on exit or error")
- parser.add_option("--srcdir", dest="srcdir", default="../../src",
- help="Source directory containing bitcoind/bitcoin-cli (default: %default%)")
- parser.add_option("--tmpdir", dest="tmpdir", default=tempfile.mkdtemp(prefix="test"),
- help="Root directory for datadirs")
- (options, args) = parser.parse_args()
-
- os.environ['PATH'] = options.srcdir+":"+os.environ['PATH']
-
- check_json_precision()
-
- success = False
- nodes = []
- try:
- print("Initializing test directory "+options.tmpdir)
- print(" node0 running at: 127.0.0.1:%d"%(p2p_port(0)))
- if not os.path.isdir(options.tmpdir):
- os.makedirs(options.tmpdir)
- initialize_chain(options.tmpdir)
-
- run_test(nodes, options.tmpdir)
-
- success = True
-
- except AssertionError as e:
- print("Assertion failed: "+e.message)
- except Exception as e:
- print("Unexpected exception caught during testing: "+str(e))
- traceback.print_tb(sys.exc_info()[2])
-
- if not options.nocleanup:
- print("Cleaning up")
- stop_nodes(nodes)
- wait_bitcoinds()
- shutil.rmtree(options.tmpdir)
-
- if success:
- print("Tests successful")
- sys.exit(0)
- else:
- print("Failed")
- sys.exit(1)
if __name__ == '__main__':
- main()
+ EstimateFeeTest().main()