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test/functional/abc-parkedchain.py
| #!/usr/bin/env python3 | #!/usr/bin/env python3 | ||||
| # Copyright (c) 2018 The Bitcoin developers | # Copyright (c) 2018 The Bitcoin developers | ||||
| # Distributed under the MIT software license, see the accompanying | # Distributed under the MIT software license, see the accompanying | ||||
| # file COPYING or http://www.opensource.org/licenses/mit-license.php. | # file COPYING or http://www.opensource.org/licenses/mit-license.php. | ||||
| """Test the parckblock and unparkblock RPC calls.""" | """Test the parckblock and unparkblock RPC calls.""" | ||||
| from test_framework.test_framework import BitcoinTestFramework | from test_framework.test_framework import BitcoinTestFramework | ||||
| from test_framework.util import assert_equal, wait_until | from test_framework.util import assert_equal, connect_nodes_bi, wait_until | ||||
| class ParkedChainTest(BitcoinTestFramework): | class ParkedChainTest(BitcoinTestFramework): | ||||
| def set_test_params(self): | def set_test_params(self): | ||||
| self.num_nodes = 2 | self.num_nodes = 2 | ||||
| self.extra_args = [["-noparkdeepreorg"], ["-maxreorgdepth=-1"]] | self.extra_args = [["-noparkdeepreorg", | ||||
| "-noautomaticunparking"], ["-maxreorgdepth=-1"]] | |||||
| # There should only be one chaintip, which is expected_tip | # There should only be one chaintip, which is expected_tip | ||||
| def only_valid_tip(self, expected_tip, other_tip_status=None): | def only_valid_tip(self, expected_tip, other_tip_status=None): | ||||
| node = self.nodes[0] | node = self.nodes[0] | ||||
| assert_equal(node.getbestblockhash(), expected_tip) | assert_equal(node.getbestblockhash(), expected_tip) | ||||
| for tip in node.getchaintips(): | for tip in node.getchaintips(): | ||||
| if tip["hash"] == expected_tip: | if tip["hash"] == expected_tip: | ||||
| assert_equal(tip["status"], "active") | assert_equal(tip["status"], "active") | ||||
| ▲ Show 20 Lines • Show All 160 Lines • ▼ Show 20 Lines | def run_test(self): | ||||
| check_reorg_protection(1, 0) | check_reorg_protection(1, 0) | ||||
| check_reorg_protection(2, 0) | check_reorg_protection(2, 0) | ||||
| check_reorg_protection(3, 1) | check_reorg_protection(3, 1) | ||||
| check_reorg_protection(4, 4) | check_reorg_protection(4, 4) | ||||
| check_reorg_protection(5, 5) | check_reorg_protection(5, 5) | ||||
| check_reorg_protection(6, 6) | check_reorg_protection(6, 6) | ||||
| check_reorg_protection(100, 100) | check_reorg_protection(100, 100) | ||||
| self.log.info("Test that unparking works when -parkdeepreorg=0") | |||||
| # Set up parking node height = fork + 4, node height = fork + 5 | |||||
| node.invalidateblock(node.getbestblockhash()) | |||||
| parking_node.generate(3) | |||||
| node.generate(5) | |||||
| wait_for_parked_block(node.getbestblockhash()) | |||||
| # Restart the parking node without parkdeepreorg. | |||||
| self.restart_node(1, ["-parkdeepreorg=0"]) | |||||
| parking_node = self.nodes[1] | |||||
| connect_nodes_bi(node, parking_node) | |||||
| # The other chain should still be marked 'parked'. | |||||
| wait_for_parked_block(node.getbestblockhash()) | |||||
| # Three more blocks is not enough to unpark. Even though its PoW is | |||||
| # larger, we are still following the delayed-unparking rules. | |||||
| node.generate(3) | |||||
| wait_for_parked_block(node.getbestblockhash()) | |||||
| # Final block pushes over the edge, and should unpark. | |||||
| node.generate(1) | |||||
| wait_until(lambda: parking_node.getbestblockhash() == | |||||
| node.getbestblockhash(), timeout=5) | |||||
| # Do not append tests after this point without restarting node again. | |||||
| # Parking node is no longer parking. | |||||
| if __name__ == '__main__': | if __name__ == '__main__': | ||||
| ParkedChainTest().main() | ParkedChainTest().main() | ||||