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-rwxr-xr-xtest/functional/feature_maxtipage.py27
1 files changed, 16 insertions, 11 deletions
diff --git a/test/functional/feature_maxtipage.py b/test/functional/feature_maxtipage.py
index 87f9d6962d..51f37ef1e0 100755
--- a/test/functional/feature_maxtipage.py
+++ b/test/functional/feature_maxtipage.py
@@ -2,10 +2,10 @@
# Copyright (c) 2022 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 logic for setting nMaxTipAge on command line.
+"""Test logic for setting -maxtipage on command line.
Nodes don't consider themselves out of "initial block download" as long as
-their best known block header time is more than nMaxTipAge in the past.
+their best known block header time is more than -maxtipage in the past.
"""
import time
@@ -22,23 +22,24 @@ class MaxTipAgeTest(BitcoinTestFramework):
self.setup_clean_chain = True
self.num_nodes = 2
- def test_maxtipage(self, maxtipage, set_parameter=True):
+ def test_maxtipage(self, maxtipage, set_parameter=True, test_deltas=True):
node_miner = self.nodes[0]
node_ibd = self.nodes[1]
self.restart_node(1, [f'-maxtipage={maxtipage}'] if set_parameter else None)
self.connect_nodes(0, 1)
-
- # tips older than maximum age -> stay in IBD
cur_time = int(time.time())
- node_ibd.setmocktime(cur_time)
- for delta in [5, 4, 3, 2, 1]:
- node_miner.setmocktime(cur_time - maxtipage - delta)
- self.generate(node_miner, 1)
- assert_equal(node_ibd.getblockchaininfo()['initialblockdownload'], True)
+
+ if test_deltas:
+ # tips older than maximum age -> stay in IBD
+ node_ibd.setmocktime(cur_time)
+ for delta in [5, 4, 3, 2, 1]:
+ node_miner.setmocktime(cur_time - maxtipage - delta)
+ self.generate(node_miner, 1)
+ assert_equal(node_ibd.getblockchaininfo()['initialblockdownload'], True)
# tip within maximum age -> leave IBD
- node_miner.setmocktime(cur_time - maxtipage)
+ node_miner.setmocktime(max(cur_time - maxtipage, 0))
self.generate(node_miner, 1)
assert_equal(node_ibd.getblockchaininfo()['initialblockdownload'], False)
@@ -51,6 +52,10 @@ class MaxTipAgeTest(BitcoinTestFramework):
self.log.info(f"Test IBD with maximum tip age of {hours} hours (-maxtipage={maxtipage}).")
self.test_maxtipage(maxtipage)
+ max_long_val = 9223372036854775807
+ self.log.info(f"Test IBD with highest allowable maximum tip age ({max_long_val}).")
+ self.test_maxtipage(max_long_val, test_deltas=False)
+
if __name__ == '__main__':
MaxTipAgeTest().main()