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test/functional/abc-parkedchain.py
| Show All 10 Lines | |||||
| class ParckedChainTest(BitcoinTestFramework): | class ParckedChainTest(BitcoinTestFramework): | ||||
| def set_test_params(self): | def set_test_params(self): | ||||
| self.num_nodes = 1 | self.num_nodes = 1 | ||||
| def run_test(self): | def run_test(self): | ||||
| node = self.nodes[0] | node = self.nodes[0] | ||||
| self.log.info("test chain parking") | self.log.info("Test chain parking...") | ||||
| node.generate(10) | node.generate(10) | ||||
| tip = node.getbestblockhash() | tip = node.getbestblockhash() | ||||
| node.generate(1) | node.generate(1) | ||||
| block_to_park = node.getbestblockhash() | block_to_park = node.getbestblockhash() | ||||
| node.generate(10) | node.generate(10) | ||||
| parked_tip = node.getbestblockhash() | parked_tip = node.getbestblockhash() | ||||
| # Let's park the chain. | # Let's park the chain. | ||||
| assert(parked_tip != tip) | assert(parked_tip != tip) | ||||
| node.parkblock(block_to_park) | node.parkblock(block_to_park) | ||||
| assert_equal(node.getbestblockhash(), tip) | assert_equal(node.getbestblockhash(), tip) | ||||
| # When the chain is unparked, the node reorg into its original chain. | # When the chain is unparked, the node reorg into its original chain. | ||||
| node.unparkblock(parked_tip) | node.unparkblock(parked_tip) | ||||
| assert_equal(node.getbestblockhash(), parked_tip) | assert_equal(node.getbestblockhash(), parked_tip) | ||||
| # Parking and then unparking a block should not change its validity, | |||||
| # and invaliding and reconsidering a block should not change its | |||||
| # parked state. See the following test cases: | |||||
| self.log.info("Test invalidate, park, unpark, reconsider...") | |||||
| node.generate(1) | |||||
| tip = node.getbestblockhash() | |||||
| node.generate(1) | |||||
| bad_tip = node.getbestblockhash() | |||||
| node.invalidateblock(bad_tip) | |||||
| assert_equal(node.getbestblockhash(), tip) | |||||
| node.parkblock(bad_tip) | |||||
| assert_equal(node.getbestblockhash(), tip) | |||||
| node.unparkblock(bad_tip) | |||||
| assert_equal(node.getbestblockhash(), tip) | |||||
| node.reconsiderblock(bad_tip) | |||||
| assert_equal(node.getbestblockhash(), bad_tip) | |||||
| self.log.info("Test park, invalidate, reconsider, unpark") | |||||
| node.generate(1) | |||||
| tip = node.getbestblockhash() | |||||
| node.generate(1) | |||||
| bad_tip = node.getbestblockhash() | |||||
| node.parkblock(bad_tip) | |||||
| assert_equal(node.getbestblockhash(), tip) | |||||
| node.invalidateblock(bad_tip) | |||||
| assert_equal(node.getbestblockhash(), tip) | |||||
| node.reconsiderblock(bad_tip) | |||||
| assert_equal(node.getbestblockhash(), tip) | |||||
| node.unparkblock(bad_tip) | |||||
| assert_equal(node.getbestblockhash(), bad_tip) | |||||
| self.log.info("Test invalidate, park, reconsider, unpark...") | |||||
| node.generate(1) | |||||
| tip = node.getbestblockhash() | |||||
| node.generate(1) | |||||
| bad_tip = node.getbestblockhash() | |||||
| node.invalidateblock(bad_tip) | |||||
| assert_equal(node.getbestblockhash(), tip) | |||||
| node.parkblock(bad_tip) | |||||
| assert_equal(node.getbestblockhash(), tip) | |||||
| node.reconsiderblock(bad_tip) | |||||
| assert_equal(node.getbestblockhash(), tip) | |||||
| node.unparkblock(bad_tip) | |||||
| assert_equal(node.getbestblockhash(), bad_tip) | |||||
| self.log.info("Test park, invalidate, unpark, reconsider") | |||||
| node.generate(1) | |||||
| tip = node.getbestblockhash() | |||||
| node.generate(1) | |||||
| bad_tip = node.getbestblockhash() | |||||
| node.parkblock(bad_tip) | |||||
| assert_equal(node.getbestblockhash(), tip) | |||||
| node.invalidateblock(bad_tip) | |||||
| assert_equal(node.getbestblockhash(), tip) | |||||
| node.unparkblock(bad_tip) | |||||
| assert_equal(node.getbestblockhash(), tip) | |||||
| node.reconsiderblock(bad_tip) | |||||
| assert_equal(node.getbestblockhash(), bad_tip) | |||||
| if __name__ == '__main__': | if __name__ == '__main__': | ||||
| ParckedChainTest().main() | ParckedChainTest().main() | ||||