Merge #9395: Add test for -walletrejectlongchains
ffeb195
add test for -walletrejectlongchains (Alex Morcos)
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0fc1c31a87
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@ -363,11 +363,42 @@ class WalletTest (BitcoinTestFramework):
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self.nodes[0].generate(1)
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self.nodes[0].generate(1)
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# Make a long chain of unconfirmed payments without hitting mempool limit
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# Make a long chain of unconfirmed payments without hitting mempool limit
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# Each tx we make leaves only one output of change on a chain 1 longer
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# Since the amount to send is always much less than the outputs, we only ever need one output
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# So we should be able to generate exactly chainlimit txs for each original output
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sending_addr = self.nodes[1].getnewaddress()
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txid_list = []
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txid_list = []
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for i in range(chainlimit*2):
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for i in range(chainlimit*2):
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txid_list.append(self.nodes[0].sendtoaddress(chain_addrs[0], Decimal('0.0001')))
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txid_list.append(self.nodes[0].sendtoaddress(sending_addr, Decimal('0.0001')))
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assert_equal(self.nodes[0].getmempoolinfo()['size'], chainlimit*2)
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assert_equal(self.nodes[0].getmempoolinfo()['size'], chainlimit*2)
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assert_equal(len(txid_list), chainlimit*2)
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assert_equal(len(txid_list), chainlimit*2)
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# Without walletrejectlongchains, we will still generate a txid
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# The tx will be stored in the wallet but not accepted to the mempool
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extra_txid = self.nodes[0].sendtoaddress(sending_addr, Decimal('0.0001'))
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assert(extra_txid not in self.nodes[0].getrawmempool())
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assert(extra_txid in [tx["txid"] for tx in self.nodes[0].listtransactions()])
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self.nodes[0].abandontransaction(extra_txid)
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total_txs = len(self.nodes[0].listtransactions("*",99999))
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# Try with walletrejectlongchains
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# Double chain limit but require combining inputs, so we pass SelectCoinsMinConf
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stop_node(self.nodes[0],0)
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self.nodes[0] = start_node(0, self.options.tmpdir, ["-walletrejectlongchains", "-limitancestorcount="+str(2*chainlimit)])
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# wait for loadmempool
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timeout = 10
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while (timeout > 0 and len(self.nodes[0].getrawmempool()) < chainlimit*2):
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time.sleep(0.5)
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timeout -= 0.5
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assert_equal(len(self.nodes[0].getrawmempool()), chainlimit*2)
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node0_balance = self.nodes[0].getbalance()
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# With walletrejectlongchains we will not create the tx and store it in our wallet.
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assert_raises_message(JSONRPCException, "mempool chain", self.nodes[0].sendtoaddress, sending_addr, node0_balance - Decimal('0.01'))
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# Verify nothing new in wallet
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assert_equal(total_txs, len(self.nodes[0].listtransactions("*",99999)))
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if __name__ == '__main__':
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if __name__ == '__main__':
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WalletTest().main()
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WalletTest().main()
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