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-rwxr-xr-xtest/functional/p2p_compactblocks.py24
1 files changed, 24 insertions, 0 deletions
diff --git a/test/functional/p2p_compactblocks.py b/test/functional/p2p_compactblocks.py
index 5e50e1ebce..3cbb948e3c 100755
--- a/test/functional/p2p_compactblocks.py
+++ b/test/functional/p2p_compactblocks.py
@@ -615,6 +615,27 @@ class CompactBlocksTest(BitcoinTestFramework):
bad_peer.send_message(msg)
bad_peer.wait_for_disconnect()
+ def test_low_work_compactblocks(self, test_node):
+ # A compactblock with insufficient work won't get its header included
+ node = self.nodes[0]
+ hashPrevBlock = int(node.getblockhash(node.getblockcount() - 150), 16)
+ block = self.build_block_on_tip(node)
+ block.hashPrevBlock = hashPrevBlock
+ block.solve()
+
+ comp_block = HeaderAndShortIDs()
+ comp_block.initialize_from_block(block)
+ with self.nodes[0].assert_debug_log(['[net] Ignoring low-work compact block from peer 0']):
+ test_node.send_and_ping(msg_cmpctblock(comp_block.to_p2p()))
+
+ tips = node.getchaintips()
+ found = False
+ for x in tips:
+ if x["hash"] == block.hash:
+ found = True
+ break
+ assert not found
+
def test_compactblocks_not_at_tip(self, test_node):
node = self.nodes[0]
# Test that requesting old compactblocks doesn't work.
@@ -833,6 +854,9 @@ class CompactBlocksTest(BitcoinTestFramework):
self.log.info("Testing compactblock requests/announcements not at chain tip...")
self.test_compactblocks_not_at_tip(self.segwit_node)
+ self.log.info("Testing handling of low-work compact blocks...")
+ self.test_low_work_compactblocks(self.segwit_node)
+
self.log.info("Testing handling of incorrect blocktxn responses...")
self.test_incorrect_blocktxn_response(self.segwit_node)