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test: Check hashBlockCommitments before, at, and after NU5 activation

This commit is contained in:
Jack Grigg 2021-06-17 17:33:04 +01:00
parent da8fcedd4d
commit 9930a27992
1 changed files with 17 additions and 13 deletions
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30
qa/rpc-tests/feature_zip244_blockcommitments.py
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@ -38,23 +38,27 @@ class AuthDataRootTest(BitcoinTestFramework):
self.nodes[0].generate(2)
self.sync_all()
# Before NU5 activation, the hashBlockCommitments field of the block
# header contains the root of the ZIP 221 history tree.
block_before = self.nodes[0].getblock('202')
assert_equal(block_before['blockcommitments'], block_before['chainhistoryroot'])
# For blocks prior to NU5 activation, the hashBlockCommitments field of
# the block header contains the root of the ZIP 221 history tree.
for i in range(3):
block_before = self.nodes[0].getblock('%d' % (202 + i))
assert_equal(block_before['blockcommitments'], block_before['chainhistoryroot'])
# Generate blocks until we are on NU5 rules.
self.nodes[0].generate(3)
self.sync_all()
self.nodes[0].generate(1)
self.sync_all()
# From NU5 activation, the hashBlockCommitments field of the block
# header contains a hash of various block commitments (per ZIP 244).
block_after = self.nodes[0].getblock('205')
block_commitments = bytes_to_hex_str(derive_block_commitments_hash(
hex_str_to_bytes(block_after['chainhistoryroot'])[::-1],
hex_str_to_bytes(block_after['authdataroot'])[::-1],
)[::-1])
assert_equal(block_after['blockcommitments'], block_commitments)
for i in range(2):
block_after = self.nodes[0].getblock('%d' % (205 + i))
block_commitments = bytes_to_hex_str(derive_block_commitments_hash(
hex_str_to_bytes(block_after['chainhistoryroot'])[::-1],
hex_str_to_bytes(block_after['authdataroot'])[::-1],
)[::-1])
assert_equal(block_after['blockcommitments'], block_commitments)
self.nodes[0].generate(1)
self.sync_all()
if __name__ == '__main__':