def METHOD_NAME(self):
    miniwallet = MiniWallet(self.nodes[0])
    chain_height = self.nodes[1].getblockcount()
    assert_equal(chain_height, 200)
    txid1 = miniwallet.send_self_transfer(from_node=self.nodes[0])['txid']
    txid2 = miniwallet.send_self_transfer(from_node=self.nodes[0])['txid']
    # This will raise an exception because the transaction is not yet in a block
    assert_raises_rpc_error(-5, "Transaction not yet in block", self.nodes[0].gettxoutproof, [txid1])
    self.generate(self.nodes[0], 1)
    blockhash = self.nodes[0].getblockhash(chain_height + 1)
    txlist = []
    blocktxn = self.nodes[0].getblock(blockhash, True)["tx"]
    txlist.append(blocktxn[1])
    txlist.append(blocktxn[2])
    assert_equal(self.nodes[0].verifytxoutproof(self.nodes[0].gettxoutproof([txid1])), [txid1])
    assert_equal(self.nodes[0].verifytxoutproof(self.nodes[0].gettxoutproof([txid1, txid2])), txlist)
    assert_equal(self.nodes[0].verifytxoutproof(self.nodes[0].gettxoutproof([txid1, txid2], blockhash)), txlist)
    txin_spent = miniwallet.get_utxo(txid=txid2)  # Get the change from txid2
    tx3 = miniwallet.send_self_transfer(from_node=self.nodes[0], utxo_to_spend=txin_spent)
    txid3 = tx3['txid']
    self.generate(self.nodes[0], 1)
    txid_spent = txin_spent["txid"]
    txid_unspent = txid1  # Input was change from txid2, so txid1 should be unspent
    # Invalid txids
    assert_raises_rpc_error(-8, "txid must be of length 64 (not 32, for '00000000000000000000000000000000')", self.nodes[0].gettxoutproof, ["00000000000000000000000000000000"], blockhash)
    assert_raises_rpc_error(-8, "txid must be hexadecimal string (not 'ZZZ0000000000000000000000000000000000000000000000000000000000000')", self.nodes[0].gettxoutproof, ["ZZZ0000000000000000000000000000000000000000000000000000000000000"], blockhash)
    # Invalid blockhashes
    assert_raises_rpc_error(-8, "blockhash must be of length 64 (not 32, for '00000000000000000000000000000000')", self.nodes[0].gettxoutproof, [txid_spent], "00000000000000000000000000000000")
    assert_raises_rpc_error(-8, "blockhash must be hexadecimal string (not 'ZZZ0000000000000000000000000000000000000000000000000000000000000')", self.nodes[0].gettxoutproof, [txid_spent], "ZZZ0000000000000000000000000000000000000000000000000000000000000")
    # We can't find the block from a fully-spent tx
    assert_raises_rpc_error(-5, "Transaction not yet in block", self.nodes[0].gettxoutproof, [txid_spent])
    # We can get the proof if we specify the block
    assert_equal(self.nodes[0].verifytxoutproof(self.nodes[0].gettxoutproof([txid_spent], blockhash)), [txid_spent])
    # We can't get the proof if we specify a non-existent block
    assert_raises_rpc_error(-5, "Block not found", self.nodes[0].gettxoutproof, [txid_spent], "0000000000000000000000000000000000000000000000000000000000000000")
    # We can get the proof if the transaction is unspent
    assert_equal(self.nodes[0].verifytxoutproof(self.nodes[0].gettxoutproof([txid_unspent])), [txid_unspent])
    # We can get the proof if we provide a list of transactions and one of them is unspent. The ordering of the list should not matter.
    assert_equal(sorted(self.nodes[0].verifytxoutproof(self.nodes[0].gettxoutproof([txid1, txid2]))), sorted(txlist))
    assert_equal(sorted(self.nodes[0].verifytxoutproof(self.nodes[0].gettxoutproof([txid2, txid1]))), sorted(txlist))
    # We can always get a proof if we have a -txindex
    assert_equal(self.nodes[0].verifytxoutproof(self.nodes[1].gettxoutproof([txid_spent])), [txid_spent])
    # We can't get a proof if we specify transactions from different blocks
    assert_raises_rpc_error(-5, "Not all transactions found in specified or retrieved block", self.nodes[0].gettxoutproof, [txid1, txid3])
    # Test empty list
    assert_raises_rpc_error(-8, "Parameter 'txids' cannot be empty", self.nodes[0].gettxoutproof, [])
    # Test duplicate txid
    assert_raises_rpc_error(-8, 'Invalid parameter, duplicated txid', self.nodes[0].gettxoutproof, [txid1, txid1])
    # Now we'll try tweaking a proof.
    proof = self.nodes[1].gettxoutproof([txid1, txid2])
    assert txid1 in self.nodes[0].verifytxoutproof(proof)
    assert txid2 in self.nodes[1].verifytxoutproof(proof)
    tweaked_proof = from_hex(CMerkleBlock(), proof)
    # Make sure that our serialization/deserialization is working
    assert txid1 in self.nodes[0].verifytxoutproof(tweaked_proof.serialize().hex())
    # Check to see if we can go up the merkle tree and pass this off as a
    # single-transaction block
    tweaked_proof.txn.nTransactions = 1
    tweaked_proof.txn.vHash = [tweaked_proof.header.hashMerkleRoot]
    tweaked_proof.txn.vBits = [True] + [False]*7
    for n in self.nodes:
        assert not n.verifytxoutproof(tweaked_proof.serialize().hex())
    # TODO: try more variants, eg transactions at different depths, and
    # verify that the proofs are invalid