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diff --git a/test/functional/bip65-cltv.py b/test/functional/bip65-cltv.py
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+#!/usr/bin/env python3
+# Copyright (c) 2015-2016 The Bitcoin Core developers
+# Distributed under the MIT software license, see the accompanying
+# file COPYING or http://www.opensource.org/licenses/mit-license.php.
+"""Test the CHECKLOCKTIMEVERIFY (BIP65) soft-fork logic."""
+
+from test_framework.test_framework import BitcoinTestFramework
+from test_framework.util import *
+
+class BIP65Test(BitcoinTestFramework):
+ def __init__(self):
+ super().__init__()
+ self.num_nodes = 3
+ self.setup_clean_chain = False
+
+ def setup_network(self):
+ self.nodes = []
+ self.nodes.append(start_node(0, self.options.tmpdir, []))
+ self.nodes.append(start_node(1, self.options.tmpdir, ["-blockversion=3"]))
+ self.nodes.append(start_node(2, self.options.tmpdir, ["-blockversion=4"]))
+ connect_nodes(self.nodes[1], 0)
+ connect_nodes(self.nodes[2], 0)
+ self.is_network_split = False
+ self.sync_all()
+
+ def run_test(self):
+ cnt = self.nodes[0].getblockcount()
+
+ # Mine some old-version blocks
+ self.nodes[1].generate(200)
+ cnt += 100
+ self.sync_all()
+ if (self.nodes[0].getblockcount() != cnt + 100):
+ raise AssertionError("Failed to mine 100 version=3 blocks")
+
+ # Mine 750 new-version blocks
+ for i in range(15):
+ self.nodes[2].generate(50)
+ self.sync_all()
+ if (self.nodes[0].getblockcount() != cnt + 850):
+ raise AssertionError("Failed to mine 750 version=4 blocks")
+
+ # TODO: check that new CHECKLOCKTIMEVERIFY rules are not enforced
+
+ # Mine 1 new-version block
+ self.nodes[2].generate(1)
+ self.sync_all()
+ if (self.nodes[0].getblockcount() != cnt + 851):
+ raise AssertionError("Failed to mine a version=4 blocks")
+
+ # TODO: check that new CHECKLOCKTIMEVERIFY rules are enforced
+
+ # Mine 198 new-version blocks
+ for i in range(2):
+ self.nodes[2].generate(99)
+ self.sync_all()
+ if (self.nodes[0].getblockcount() != cnt + 1049):
+ raise AssertionError("Failed to mine 198 version=4 blocks")
+
+ # Mine 1 old-version block
+ self.nodes[1].generate(1)
+ self.sync_all()
+ if (self.nodes[0].getblockcount() != cnt + 1050):
+ raise AssertionError("Failed to mine a version=3 block after 949 version=4 blocks")
+
+ # Mine 1 new-version blocks
+ self.nodes[2].generate(1)
+ self.sync_all()
+ if (self.nodes[0].getblockcount() != cnt + 1051):
+ raise AssertionError("Failed to mine a version=4 block")
+
+ # Mine 1 old-version blocks. This should fail
+ assert_raises_jsonrpc(-1,"CreateNewBlock: TestBlockValidity failed: bad-version(0x00000003)", self.nodes[1].generate, 1)
+ self.sync_all()
+ if (self.nodes[0].getblockcount() != cnt + 1051):
+ raise AssertionError("Accepted a version=3 block after 950 version=4 blocks")
+
+ # Mine 1 new-version blocks
+ self.nodes[2].generate(1)
+ self.sync_all()
+ if (self.nodes[0].getblockcount() != cnt + 1052):
+ raise AssertionError("Failed to mine a version=4 block")
+
+if __name__ == '__main__':
+ BIP65Test().main()