be16f80abc
Any projects which want to use Hush code from now on will need to be licensed as GPLv3 or we will send the lawyers: https://www.softwarefreedom.org/ Notably, Komodo (KMD) is licensed as GPLv2 and is no longer compatible to receive code changes, without causing legal issues. MIT projects, such as Zcash, also cannot pull in changes from the Hush Full Node without permission from The Hush Developers, which may in some circumstances grant an MIT license on a case-by-case basis.
60 lines
2.1 KiB
Python
Executable File
60 lines
2.1 KiB
Python
Executable File
#!/usr/bin/env python2
|
|
# Copyright (c) 2014 The Bitcoin Core developers
|
|
# Distributed under the GPLv3 software license, see the accompanying
|
|
# file COPYING or https://www.gnu.org/licenses/gpl-3.0.en.html
|
|
|
|
# Exercise the getchaintips API. We introduce a network split, work
|
|
# on chains of different lengths, and join the network together again.
|
|
# This gives us two tips, verify that it works.
|
|
|
|
from test_framework.test_framework import BitcoinTestFramework
|
|
from test_framework.util import assert_equal
|
|
|
|
class GetChainTipsTest (BitcoinTestFramework):
|
|
|
|
def run_test (self):
|
|
BitcoinTestFramework.run_test (self)
|
|
|
|
tips = self.nodes[0].getchaintips ()
|
|
assert_equal (len (tips), 1)
|
|
assert_equal (tips[0]['branchlen'], 0)
|
|
assert_equal (tips[0]['height'], 200)
|
|
assert_equal (tips[0]['status'], 'active')
|
|
|
|
# Split the network and build two chains of different lengths.
|
|
self.split_network ()
|
|
self.nodes[0].generate(10);
|
|
self.nodes[2].generate(20);
|
|
self.sync_all ()
|
|
|
|
tips = self.nodes[1].getchaintips ()
|
|
assert_equal (len (tips), 1)
|
|
shortTip = tips[0]
|
|
assert_equal (shortTip['branchlen'], 0)
|
|
assert_equal (shortTip['height'], 210)
|
|
assert_equal (tips[0]['status'], 'active')
|
|
|
|
tips = self.nodes[3].getchaintips ()
|
|
assert_equal (len (tips), 1)
|
|
longTip = tips[0]
|
|
assert_equal (longTip['branchlen'], 0)
|
|
assert_equal (longTip['height'], 220)
|
|
assert_equal (tips[0]['status'], 'active')
|
|
|
|
# Join the network halves and check that we now have two tips
|
|
# (at least at the nodes that previously had the short chain).
|
|
self.join_network ()
|
|
|
|
tips = self.nodes[0].getchaintips ()
|
|
assert_equal (len (tips), 2)
|
|
assert_equal (tips[0], longTip)
|
|
|
|
assert_equal (tips[1]['branchlen'], 10)
|
|
assert_equal (tips[1]['status'], 'valid-fork')
|
|
tips[1]['branchlen'] = 0
|
|
tips[1]['status'] = 'active'
|
|
assert_equal (tips[1], shortTip)
|
|
|
|
if __name__ == '__main__':
|
|
GetChainTipsTest ().main ()
|