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test/functional/invalidateblock.py
Show All 27 Lines | def run_test(self): | ||||
assert(self.nodes[0].getblockcount() == 4) | assert(self.nodes[0].getblockcount() == 4) | ||||
besthash = self.nodes[0].getbestblockhash() | besthash = self.nodes[0].getbestblockhash() | ||||
self.log.info("Mine competing 6 blocks on Node 1") | self.log.info("Mine competing 6 blocks on Node 1") | ||||
self.nodes[1].generate(6) | self.nodes[1].generate(6) | ||||
assert(self.nodes[1].getblockcount() == 6) | assert(self.nodes[1].getblockcount() == 6) | ||||
self.log.info("Connect nodes to force a reorg") | self.log.info("Connect nodes to force a reorg") | ||||
connect_nodes_bi(self.nodes, 0, 1) | connect_nodes_bi(self.nodes[0], self.nodes[1]) | ||||
sync_blocks(self.nodes[0:2]) | sync_blocks(self.nodes[0:2]) | ||||
assert(self.nodes[0].getblockcount() == 6) | assert(self.nodes[0].getblockcount() == 6) | ||||
badhash = self.nodes[1].getblockhash(2) | badhash = self.nodes[1].getblockhash(2) | ||||
self.log.info( | self.log.info( | ||||
"Invalidate block 2 on node 0 and verify we reorg to node 0's original chain") | "Invalidate block 2 on node 0 and verify we reorg to node 0's original chain") | ||||
self.nodes[0].invalidateblock(badhash) | self.nodes[0].invalidateblock(badhash) | ||||
newheight = self.nodes[0].getblockcount() | newheight = self.nodes[0].getblockcount() | ||||
newhash = self.nodes[0].getbestblockhash() | newhash = self.nodes[0].getbestblockhash() | ||||
if (newheight != 4 or newhash != besthash): | if (newheight != 4 or newhash != besthash): | ||||
raise AssertionError( | raise AssertionError( | ||||
"Wrong tip for node0, hash %s, height %d" % (newhash, newheight)) | "Wrong tip for node0, hash %s, height %d" % (newhash, newheight)) | ||||
self.log.info("\nMake sure we won't reorg to a lower work chain:") | self.log.info("\nMake sure we won't reorg to a lower work chain:") | ||||
connect_nodes_bi(self.nodes, 1, 2) | connect_nodes_bi(self.nodes[1], self.nodes[2]) | ||||
self.log.info("Sync node 2 to node 1 so both have 6 blocks") | self.log.info("Sync node 2 to node 1 so both have 6 blocks") | ||||
sync_blocks(self.nodes[1:3]) | sync_blocks(self.nodes[1:3]) | ||||
assert(self.nodes[2].getblockcount() == 6) | assert(self.nodes[2].getblockcount() == 6) | ||||
self.log.info("Invalidate block 5 on node 1 so its tip is now at 4") | self.log.info("Invalidate block 5 on node 1 so its tip is now at 4") | ||||
self.nodes[1].invalidateblock(self.nodes[1].getblockhash(5)) | self.nodes[1].invalidateblock(self.nodes[1].getblockhash(5)) | ||||
assert(self.nodes[1].getblockcount() == 4) | assert(self.nodes[1].getblockcount() == 4) | ||||
self.log.info("Invalidate block 3 on node 2, so its tip is now 2") | self.log.info("Invalidate block 3 on node 2, so its tip is now 2") | ||||
self.nodes[2].invalidateblock(self.nodes[2].getblockhash(3)) | self.nodes[2].invalidateblock(self.nodes[2].getblockhash(3)) | ||||
Show All 15 Lines |