def METHOD_NAME(self):
    # All nodes should start with 1,250 TPC:
    self.log.info("All nodes should start with initial balance 1250.")
    starting_balance = 1250
    for i in range(4):
        assert_equal(self.nodes[i].getbalance(), starting_balance)
        self.nodes[i].getnewaddress("")  # bug workaround, coins generated assigned to first getnewaddress!
    # Assign coins to foo and bar addresses:
    node0_address_foo = self.nodes[0].getnewaddress()
    fund_foo_txid = self.nodes[0].sendtoaddress(node0_address_foo, 1219)
    fund_foo_tx = self.nodes[0].gettransaction(fund_foo_txid)
    node0_address_bar = self.nodes[0].getnewaddress()
    fund_bar_txid = self.nodes[0].sendtoaddress(node0_address_bar, 29)
    fund_bar_tx = self.nodes[0].gettransaction(fund_bar_txid)
    assert_equal(self.nodes[0].getbalance(),
                 starting_balance + fund_foo_tx["fee"] + fund_bar_tx["fee"])
    # Coins are sent to node1_address
    node1_address = self.nodes[1].getnewaddress()
    # First: use raw transaction API to send 1240 TPC to node1_address,
    # but don't broadcast:
    doublespend_fee = Decimal('-.02')
    rawtx_input_0 = {}
    rawtx_input_0["txid"] = fund_foo_txid
    rawtx_input_0["vout"] = find_output(self.nodes[0], fund_foo_txid, 1219)
    rawtx_input_1 = {}
    rawtx_input_1["txid"] = fund_bar_txid
    rawtx_input_1["vout"] = find_output(self.nodes[0], fund_bar_txid, 29)
    inputs = [rawtx_input_0, rawtx_input_1]
    change_address = self.nodes[0].getnewaddress()
    outputs = {}
    outputs[node1_address] = 1240
    outputs[change_address] = 1248 - 1240 + doublespend_fee
    rawtx = self.nodes[0].createrawtransaction(inputs, outputs)
    doublespend = self.nodes[0].signrawtransactionwithwallet(rawtx, [], "ALL", self.options.scheme)
    assert_equal(doublespend["complete"], True)
    # Create two spends using 1 50 TPC coin each
    txid1 = self.nodes[0].sendtoaddress(node1_address, 40)
    txid2 = self.nodes[0].sendtoaddress(node1_address, 20)
    # Have node0 mine a block:
    if (self.options.mine_block):
        new_block = self.nodes[0].generate(1, self.signblockprivkey_wif)[0]
        sync_blocks(self.nodes[0:2])
        # add to block reward
        blockData = self.nodes[0].getblock(new_block)
        blockReward = self.nodes[0].gettransaction(blockData['tx'][0])['amount']
    tx1 = self.nodes[0].gettransaction(txid1)
    tx2 = self.nodes[0].gettransaction(txid2)
    # Node0's balance should be starting balance, plus 50TPC for another
    # matured block, minus 40, minus 20, and minus transaction fees:
    expected = starting_balance + fund_foo_tx["fee"] + fund_bar_tx["fee"]
    if self.options.mine_block:
        expected += blockReward
    expected += tx1["amount"] + tx1["fee"]
    expected += tx2["amount"] + tx2["fee"]
    assert_equal(self.nodes[0].getbalance(), expected)
    if self.options.mine_block:
        assert_equal(tx1["confirmations"], 1)
        assert_equal(tx2["confirmations"], 1)
        # Node1's balance should be both transaction amounts:
        assert_equal(self.nodes[1].getbalance(), starting_balance - tx1["amount"] - tx2["amount"])
    else:
        assert_equal(tx1["confirmations"], 0)
        assert_equal(tx2["confirmations"], 0)
    # Now give doublespend and its parents to miner:
    self.nodes[2].sendrawtransaction(fund_foo_tx["hex"])
    self.nodes[2].sendrawtransaction(fund_bar_tx["hex"])
    doublespend_txid = self.nodes[2].sendrawtransaction(doublespend["hex"])
    # ... mine a block...
    new_block = self.nodes[2].generate(1, self.signblockprivkey_wif)[0]
    #get its block reward
    blockData = self.nodes[2].getblock(new_block)
    blockReward = self.nodes[2].gettransaction(blockData['tx'][0])['amount']
    # Reconnect the split network, and sync chain:
    connect_nodes(self.nodes[1], 2)
    new_block = self.nodes[2].generate(1, self.signblockprivkey_wif)[0]  # Mine another block to make sure we sync
    sync_blocks(self.nodes)
    # add to block reward
    blockData = self.nodes[2].getblock(new_block)
    blockReward += self.nodes[2].gettransaction(blockData['tx'][0])['amount']
    assert_equal(self.nodes[0].gettransaction(doublespend_txid)["confirmations"], 2)
    # Re-fetch transaction info:
    tx1 = self.nodes[0].gettransaction(txid1)
    tx2 = self.nodes[0].gettransaction(txid2)
    # Both transactions should be conflicted
    assert_equal(tx1["confirmations"], -2)
    assert_equal(tx2["confirmations"], -2)
    self.log.info("Check final node balances.")
    # Node0's total balance should be starting balance minus 1240 for the double-spend, plus fees (which are negative):
    expected = starting_balance - 1240 + fund_foo_tx["fee"] + fund_bar_tx["fee"] + doublespend_fee
    assert_equal(self.nodes[0].getbalance(), expected)
    # Node1's balance should be its initial balance (1250 for 25 block rewards) plus the doublespend:
    assert_equal(self.nodes[1].getbalance(), 1250 + 1240)
    # Node1's balance should be its initial balance (1250 for 25 block rewards) plus block rewards from the two new blocks:
    assert_equal(self.nodes[2].getbalance(), 1250 + blockReward)
    assert_equal(self.nodes[3].getbalance(), 1250)