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test/functional/mempool_persist.py
| Show First 20 Lines • Show All 120 Lines • ▼ Show 20 Lines | def run_test(self): | ||||
| os.rename(mempooldat0, mempooldat1) | os.rename(mempooldat0, mempooldat1) | ||||
| self.stop_nodes() | self.stop_nodes() | ||||
| self.start_node(1, extra_args=[]) | self.start_node(1, extra_args=[]) | ||||
| wait_until(lambda: self.nodes[1].getmempoolinfo()["loaded"]) | wait_until(lambda: self.nodes[1].getmempoolinfo()["loaded"]) | ||||
| assert_equal(len(self.nodes[1].getrawmempool()), 5) | assert_equal(len(self.nodes[1].getrawmempool()), 5) | ||||
| self.log.debug( | self.log.debug( | ||||
| "Prevent bitcoind from writing mempool.dat to disk. Verify that `savemempool` fails") | "Prevent bitcoind from writing mempool.dat to disk. Verify that `savemempool` fails") | ||||
| # to test the exception we are setting bad permissions on a tmp file called mempool.dat.new | # to test the exception we are creating a tmp folder called mempool.dat.new | ||||
| # which is an implementation detail that could change and break this test | # which is an implementation detail that could change and break this test | ||||
| mempooldotnew1 = mempooldat1 + '.new' | mempooldotnew1 = mempooldat1 + '.new' | ||||
| with os.fdopen(os.open(mempooldotnew1, os.O_CREAT, 0o000), 'w'): | os.mkdir(mempooldotnew1) | ||||
| pass | |||||
| assert_raises_rpc_error(-1, "Unable to dump mempool to disk", | assert_raises_rpc_error(-1, "Unable to dump mempool to disk", | ||||
| self.nodes[1].savemempool) | self.nodes[1].savemempool) | ||||
| os.remove(mempooldotnew1) | os.rmdir(mempooldotnew1) | ||||
| if __name__ == '__main__': | if __name__ == '__main__': | ||||
| MempoolPersistTest().main() | MempoolPersistTest().main() | ||||