def run_test(self):
def findUtxoInList(txid, vout, utxo_list):
for x in utxo_list:
if x["txid"] == txid and x["vout"] == vout:
return True, x
return False, None
# Check JDC and zJDC supply at the beginning
# ------------------------------------------
# zJDC supply: 2 coins for each denomination
expected_zjdc_supply = {
"1": 2,
"5": 10,
"10": 20,
"50": 100,
"100": 200,
"500": 1000,
"1000": 2000,
"5000": 10000,
"total": 13332,
}
# JDC supply: block rewards minus burned fees for minting
expected_money_supply = 250.0 * 330 - 16 * 0.01
self.check_money_supply(expected_money_supply, expected_zjdc_supply)
# Stake with node 0 and node 1 up to public spend activation (400)
# 70 blocks: 5 blocks each (x7)
self.log.info("Staking 70 blocks to reach public spends activation...")
set_node_times(self.nodes, self.mocktime)
for i in range(7):
for peer in range(2):
for nblock in range(5):
self.mocktime = self.generate_pos(peer, self.mocktime)
sync_blocks(self.nodes)
block_time_0 = block_time_1 = self.mocktime
self.log.info("Blocks staked.")
# Check balances
self.log.info("Checking balances...")
initial_balance = [
self.get_tot_balance(i) for i in range(self.num_nodes)
]
# --nodes 0, 1: 62 pow blocks + 55 pos blocks
assert_equal(initial_balance[0], DecimalAmt(250.0 * (62 + 55)))
assert_equal(initial_balance[1], DecimalAmt(250.0 * (62 + 55)))
# --node 2: 62 pow blocks + 20 pos blocks - zc minted - zcfee
assert_equal(initial_balance[2],
DecimalAmt(250.0 * (62 + 20) - 6666 - 0.08))
assert_equal(self.nodes[2].getzerocoinbalance()['Total'],
DecimalAmt(6666))
self.log.info("Balances ok.")
# create the raw zerocoin spend txes
addy = self.nodes[2].getnewaddress()
self.log.info("Creating the raw zerocoin public spends...")
mints = self.nodes[2].listmintedzerocoins(True, True)
tx_A0 = self.nodes[2].createrawzerocoinspend(mints[0]["serial hash"],
addy)
tx_A1 = self.nodes[2].createrawzerocoinspend(mints[1]["serial hash"],
addy)
# Spending same coins to different recipients to get different txids
new_addy = "yAVWM5urwaTyhiuFQHP2aP47rdZsLUG5PH"
tx_B0 = self.nodes[2].createrawzerocoinspend(mints[0]["serial hash"],
new_addy)
tx_B1 = self.nodes[2].createrawzerocoinspend(mints[1]["serial hash"],
new_addy)
# Disconnect nodes
minted_amount = mints[0]["denomination"] + mints[1]["denomination"]
self.disconnect_all()
# Stake one block with node-0 and save the stake input
self.log.info("Staking 1 block with node 0...")
initial_unspent_0 = self.nodes[0].listunspent()
self.nodes[0].generate(1)
block_time_0 += 60
set_node_times(self.nodes, block_time_0)
last_block = self.nodes[0].getblock(self.nodes[0].getbestblockhash())
assert (len(last_block["tx"]) > 1) # a PoS block has at least two txes
coinstake_txid = last_block["tx"][1]
coinstake_tx = self.nodes[0].getrawtransaction(coinstake_txid, True)
assert (coinstake_tx["vout"][0]["scriptPubKey"]["hex"] == ""
) # first output of coinstake is empty
stakeinput = coinstake_tx["vin"][0]
# The stake input was unspent 1 block ago, now it's not
res, utxo = findUtxoInList(stakeinput["txid"], stakeinput["vout"],
initial_unspent_0)
assert (res and utxo["spendable"])
res, utxo = findUtxoInList(stakeinput["txid"], stakeinput["vout"],
self.nodes[0].listunspent())
assert (not res or not utxo["spendable"])
self.log.info("Coinstake input %s...%s-%d is no longer spendable." %
(stakeinput["txid"][:9], stakeinput["txid"][-4:],
stakeinput["vout"]))
# Relay zerocoin spends
self.nodes[0].sendrawtransaction(tx_A0)
self.nodes[0].sendrawtransaction(tx_A1)
# Stake 10 more blocks with node-0 and check balances
self.log.info("Staking 10 more blocks with node 0...")
for i in range(10):
block_time_0 = self.generate_pos(0, block_time_0)
expected_balance_0 = initial_balance[0] + DecimalAmt(11 * 250.0)
assert_equal(self.get_tot_balance(0), expected_balance_0)
self.log.info("Balance for node 0 checks out.")
# Connect with node 2, sync and check zerocoin balance
self.log.info("Reconnecting node 0 and node 2")
connect_nodes(self.nodes[0], 2)
sync_blocks([self.nodes[i] for i in [0, 2]])
self.log.info("Resetting zerocoin mints on node 2")
self.nodes[2].resetmintzerocoin(True)
assert_equal(self.get_tot_balance(2),
initial_balance[2] + DecimalAmt(minted_amount))
assert_equal(self.nodes[2].getzerocoinbalance()['Total'],
DecimalAmt(6666 - minted_amount))
self.log.info("Balance for node 2 checks out.")
# Double spending txes not possible
assert_raises_rpc_error(-26, "bad-txns-invalid-zjdc",
self.nodes[0].sendrawtransaction, tx_B0)
assert_raises_rpc_error(-26, "bad-txns-invalid-zjdc",
self.nodes[0].sendrawtransaction, tx_B1)
# verify that the stakeinput can't be spent
stakeinput_tx_json = self.nodes[0].getrawtransaction(
stakeinput["txid"], True)
stakeinput_amount = float(stakeinput_tx_json["vout"][int(
stakeinput["vout"])]["value"])
rawtx_unsigned = self.nodes[0].createrawtransaction(
[{
"txid": stakeinput["txid"],
"vout": int(stakeinput["vout"])
}],
{"xxncEuJK27ygNh7imNfaX8JV6ZQUnoBqzN": (stakeinput_amount - 0.01)})
rawtx = self.nodes[0].signrawtransaction(rawtx_unsigned)
assert (rawtx["complete"])
try:
self.nodes[0].sendrawtransaction(rawtx["hex"])
except JSONRPCException as e:
# JSONRPCException was thrown as expected. Check the code and message values are correct.
if e.error["code"] not in [-26, -25]:
raise AssertionError("Unexpected JSONRPC error code %i" %
e.error["code"])
if ([
x for x in ["bad-txns-inputs-spent", "Missing inputs"]
if x in e.error['message']
] == []):
raise e
except Exception as e:
raise AssertionError("Unexpected exception raised: " +
type(e).__name__)
self.log.info("GOOD: v2 spend was not possible.")
# Spend tx_B0 and tx_B1 on the other chain
self.nodes[1].sendrawtransaction(tx_B0)
self.nodes[1].sendrawtransaction(tx_B1)
# Stake 12 blocks with node-1
set_node_times(self.nodes, block_time_1)
self.log.info("Staking 12 blocks with node 1...")
for i in range(12):
block_time_1 = self.generate_pos(1, block_time_1)
expected_balance_1 = initial_balance[1] + DecimalAmt(12 * 250.0)
assert_equal(self.get_tot_balance(1), expected_balance_1)
self.log.info("Balance for node 1 checks out.")
# re-connect and sync nodes and check that node-0 and node-2 get on the other chain
new_best_hash = self.nodes[1].getbestblockhash()
self.log.info("Connecting and syncing nodes...")
set_node_times(self.nodes, block_time_1)
connect_nodes_clique(self.nodes)
sync_blocks(self.nodes)
for i in [0, 2]:
assert_equal(self.nodes[i].getbestblockhash(), new_best_hash)
# check balance of node-0
assert_equal(self.get_tot_balance(0), initial_balance[0])
self.log.info("Balance for node 0 checks out.")
# check that NOW the original stakeinput is present and spendable
res, utxo = findUtxoInList(stakeinput["txid"], stakeinput["vout"],
self.nodes[0].listunspent())
assert (res and utxo["spendable"])
self.log.info("Coinstake input %s...%s-%d is spendable again." %
(stakeinput["txid"][:9], stakeinput["txid"][-4:],
stakeinput["vout"]))
self.nodes[0].sendrawtransaction(rawtx["hex"])
self.nodes[1].generate(1)
sync_blocks(self.nodes)
res, utxo = findUtxoInList(stakeinput["txid"], stakeinput["vout"],
self.nodes[0].listunspent())
assert (not res or not utxo["spendable"])
# Verify that JDC and zJDC supplies were properly updated after the spends and reorgs
self.log.info("Check JDC and zJDC supply...")
expected_money_supply += 250.0 * (self.nodes[1].getblockcount() - 330)
spent_coin_0 = mints[0]["denomination"]
spent_coin_1 = mints[1]["denomination"]
expected_zjdc_supply[str(spent_coin_0)] -= spent_coin_0
expected_zjdc_supply[str(spent_coin_1)] -= spent_coin_1
expected_zjdc_supply["total"] -= (spent_coin_0 + spent_coin_1)
self.check_money_supply(expected_money_supply, expected_zjdc_supply)
self.log.info("Supply checks out.")
def run_test(self):
def get_zerocoin_data(coin):
return coin["s"], coin["r"], coin["k"], coin["id"], coin["d"], coin["t"]
def check_balances(denom, zpiv_bal, piv_bal):
zpiv_bal -= denom
assert_equal(self.nodes[2].getzerocoinbalance()['Total'], zpiv_bal)
piv_bal += denom
wi = self.nodes[2].getwalletinfo()
assert_equal(wi['balance'] + wi['immature_balance'], piv_bal)
return zpiv_bal, piv_bal
def stake_4_blocks(block_time):
for peer in range(2):
for i in range(2):
block_time = self.generate_pos(peer, block_time)
sync_blocks(self.nodes)
return block_time
self.log_title()
block_time = self.mocktime
set_node_times(self.nodes, block_time)
# Start with cache balances
wi = self.nodes[2].getwalletinfo()
balance = wi['balance'] + wi['immature_balance']
zpiv_balance = self.nodes[2].getzerocoinbalance()['Total']
assert_equal(balance, DecimalAmt(13833.92))
assert_equal(zpiv_balance, 6666)
# Export zerocoin data
listmints = self.nodes[2].listmintedzerocoins(True, True)
serial_ids = [mint["serial hash"] for mint in listmints]
exported_zerocoins = [x for x in self.nodes[2].exportzerocoins(False) if x["id"] in serial_ids]
exported_zerocoins.sort(key=lambda x: x["d"], reverse=False)
assert_equal(8, len(exported_zerocoins))
# 1) Try to do a v3 spend before activation
self.log.info("Trying to make a public spend...")
serial_0, randomness_0, privkey_0, id_0, denom_0, tx_0 = get_zerocoin_data(exported_zerocoins[0])
assert_raises_rpc_error(-4, "The transaction was rejected!",
self.nodes[2].spendrawzerocoin, serial_0, randomness_0, denom_0, privkey_0, "", tx_0)
self.log.info("GOOD: v3 spend is not possible yet.")
# 2) stake more blocks - save a v3 spend for later (serial_1)
serial_1, randomness_1, privkey_1, id_1, denom_1, tx_1 = get_zerocoin_data(exported_zerocoins[1])
self.log.info("Staking 70 blocks to get to public spend activation")
for j in range(5):
for peer in range(2):
for i in range(7):
block_time = self.generate_pos(peer, block_time)
sync_blocks(self.nodes)
old_spend_v3 = self.nodes[2].createrawzerocoinspend(id_1)
# 3) Spend one minted coin - spend v3 (serial_2)
serial_2, randomness_2, privkey_2, id_2, denom_2, tx_2 = get_zerocoin_data(exported_zerocoins[2])
self.log.info("Spending the minted coin with serial %s..." % serial_2[:16])
txid = self.nodes[2].spendzerocoinmints([id_2])['txid']
# stake 4 blocks - check it gets included on chain and check balances
block_time = stake_4_blocks(block_time)
self.check_tx_in_chain(0, txid)
zpiv_balance, balance = check_balances(denom_2, zpiv_balance, balance)
self.log.info("--> VALID PUBLIC COIN SPEND (v3) PASSED")
# 4) Check double spends - spend v3
self.log.info("Trying to spend the serial twice now...")
assert_raises_rpc_error(-4, "Trying to spend an already spent serial",
self.nodes[2].spendrawzerocoin, serial_2, randomness_2, denom_2, privkey_2, "", tx_2)
# 5) Activate v4 spends with SPORK_18
self.setV4SpendEnforcement()
# 6) Spend one minted coin - spend v4 (serial_3)
serial_3, randomness_3, privkey_3, id_3, denom_3, tx_3 = get_zerocoin_data(exported_zerocoins[3])
self.log.info("Spending the minted coin with serial %s..." % serial_3[:16])
txid = self.nodes[2].spendzerocoinmints([id_3])['txid']
# stake 4 blocks - check it gets included on chain and check balances
block_time = stake_4_blocks(block_time)
self.check_tx_in_chain(0, txid)
zpiv_balance, balance = check_balances(denom_3, zpiv_balance, balance)
self.log.info("--> VALID PUBLIC COIN SPEND (v4) PASSED")
# 7) Check double spends - spend v4
self.log.info("Trying to spend the serial twice now...")
assert_raises_rpc_error(-4, "Trying to spend an already spent serial",
self.nodes[2].spendrawzerocoin, serial_3, randomness_3, denom_3, privkey_3, "", tx_3)
# 8) Try to relay old v3 spend now (serial_1)
self.log.info("Trying to send old v3 spend now...")
assert_raises_rpc_error(-26, "bad-txns-invalid-zpiv",
self.nodes[2].sendrawtransaction, old_spend_v3)
self.log.info("GOOD: Old transaction not sent.")
# 9) Try to double spend with v4 a mint already spent with v3 (serial_2)
self.log.info("Trying to double spend v4 against v3...")
assert_raises_rpc_error(-4, "Trying to spend an already spent serial",
self.nodes[2].spendrawzerocoin, serial_2, randomness_2, denom_2, privkey_2, "", tx_2)
self.log.info("GOOD: Double-spending transaction did not verify.")
# 10) Reactivate v3 spends and try to spend the old saved one (serial_1) again
self.setV4SpendEnforcement(False)
self.log.info("Trying to send old v3 spend now (serial: %s...)" % serial_1[:16])
txid = self.nodes[2].sendrawtransaction(old_spend_v3)
# stake 4 blocks - check it gets included on chain and check balances
_ = stake_4_blocks(block_time)
self.check_tx_in_chain(0, txid)
# need to reset spent mints since this was a raw broadcast
self.nodes[2].resetmintzerocoin()
_, _ = check_balances(denom_1, zpiv_balance, balance)
self.log.info("--> VALID PUBLIC COIN SPEND (v3) PASSED")
def run_test(self):
self.min_relay_tx_fee = self.nodes[0].getnetworkinfo()['relayfee']
# This test is not meant to test fee estimation and we'd like
# to be sure all txs are sent at a consistent desired feerate
for node in self.nodes:
node.settxfee(float(self.min_relay_tx_fee))
# if the fee's positive delta is higher than this value tests will fail,
# neg. delta always fail the tests.
# The size of the signature of every input may be at most 2 bytes larger
# than a minimum sized signature.
# = 2 bytes * minRelayTxFeePerByte
self.fee_tolerance = 2 * self.min_relay_tx_fee / 1000
print("Mining blocks...")
self.nodes[1].generate(1)
self.sync_all()
self.nodes[0].generate(121)
self.sync_all()
watchonly_address = self.nodes[0].getnewaddress()
watchonly_pubkey = self.nodes[0].validateaddress(
watchonly_address)["pubkey"]
self.watchonly_amount = DecimalAmt(200.0)
self.nodes[3].importpubkey(watchonly_pubkey, "", True)
self.watchonly_txid = self.nodes[0].sendtoaddress(
watchonly_address, float(self.watchonly_amount))
# Lock UTXO so nodes[0] doesn't accidentally spend it
self.watchonly_vout = find_vout_for_address(self.nodes[0],
self.watchonly_txid,
watchonly_address)
self.nodes[0].lockunspent(False, [{
"txid": self.watchonly_txid,
"vout": self.watchonly_vout
}])
self.nodes[0].sendtoaddress(self.nodes[3].getnewaddress(),
float(self.watchonly_amount) / 10)
self.nodes[0].sendtoaddress(self.nodes[2].getnewaddress(), 1.5)
self.nodes[0].sendtoaddress(self.nodes[2].getnewaddress(), 1.0)
self.nodes[0].sendtoaddress(self.nodes[2].getnewaddress(), 5.0)
self.sync_all()
self.nodes[0].generate(1)
self.sync_all()
self.test_simple()
self.test_simple_two_coins()
self.test_simple_one_coin()
self.test_simple_two_outputs()
self.test_change()
self.test_no_change()
self.test_change_position()
self.test_invalid_option()
self.test_invalid_change_address()
self.test_valid_change_address()
self.test_coin_selection()
self.test_two_vin()
self.test_two_vin_two_vout()
self.test_invalid_input()
self.test_fee_p2pkh()
self.test_fee_p2pkh_multi_out()
self.test_fee_p2sh()
self.test_fee_4of5()
self.test_spend_2of2()
self.test_locked_wallet()
self.test_many_inputs_fee()
self.test_many_inputs()
self.test_op_return()
self.test_watchonly()
self.test_all_watched_funds()
self.test_option_feerate()
def run_test(self):
def get_zerocoin_data(coin):
return coin["s"], coin["r"], coin["k"], coin["id"], coin["d"], coin["t"]
def check_balances(denom, zpiv_bal, piv_bal):
zpiv_bal -= denom
assert_equal(self.nodes[2].getzerocoinbalance()['Total'], zpiv_bal)
piv_bal += denom
wi = self.nodes[2].getwalletinfo()
assert_equal(wi['balance'] + wi['immature_balance'], piv_bal)
return zpiv_bal, piv_bal
def stake_4_blocks(block_time):
for peer in range(2):
for i in range(2):
block_time = self.generate_pos(peer, block_time)
sync_blocks(self.nodes)
return block_time
q = 73829871667027927151400291810255409637272593023945445234219354687881008052707
pow2 = 2**256
K_BITSIZE = 128 # bitsize of the range for random K
self.log_title()
block_time = self.mocktime
set_node_times(self.nodes, block_time)
# Start with cache balances
wi = self.nodes[2].getwalletinfo()
balance = wi['balance'] + wi['immature_balance']
zpiv_balance = self.nodes[2].getzerocoinbalance()['Total']
assert_equal(balance, DecimalAmt(13833.92))
assert_equal(zpiv_balance, 6666)
# Export zerocoin data
listmints = self.nodes[2].listmintedzerocoins(True, True)
serial_ids = [mint["serial hash"] for mint in listmints]
exported_zerocoins = [x for x in self.nodes[2].exportzerocoins(False) if x["id"] in serial_ids]
exported_zerocoins.sort(key=lambda x: x["d"], reverse=False)
assert_equal(8, len(exported_zerocoins))
# 1) Spend 1 coin and mine two more blocks
serial_0, randomness_0, privkey_0, id_0, denom_0, tx_0 = get_zerocoin_data(exported_zerocoins[0])
self.log.info("Spending the minted coin with serial %s..." % serial_0[:16])
txid = self.nodes[2].spendzerocoin(denom_0, False, False, "", False)['txid']
# stake 4 blocks - check it gets included on chain and check balances
block_time = stake_4_blocks(block_time)
self.check_tx_in_chain(0, txid)
zpiv_balance, balance = check_balances(denom_0, zpiv_balance, balance)
self.log.info("Coin spent.")
# 2) create 5 new coins
new_coins = []
for i in range(5):
K = random.getrandbits(K_BITSIZE)
new_coins.append({
"s": hex(int(serial_0, 16) + K*q*pow2)[2:],
"r": randomness_0,
"d": denom_0,
"p": privkey_0,
"t": tx_0})
# 3) Spend the new zerocoins (V2)
for c in new_coins:
self.log.info("V2 - Spending the wrapping serial %s" % c["s"])
assert_raises_rpc_error(-4, "CoinSpend: failed check",
self.nodes[2].spendrawzerocoin, c["s"], c["r"], c["d"], c["p"], "", c["t"], False)
self.log.info("GOOD: It was not possible")
def run_test(self):
def findUtxoInList(txid, vout, utxo_list):
for x in utxo_list:
if x["txid"] == txid and x["vout"] == vout:
return True, x
return False, None
# FLS supply: block rewards
expected_money_supply = 250.0 * 200
self.check_money_supply(expected_money_supply)
block_time_0 = block_time_1 = self.mocktime
# Check balances
self.log.info("Checking balances...")
initial_balance = [
self.get_tot_balance(i) for i in range(self.num_nodes)
]
# -- 50 pow blocks each
assert_equal(initial_balance,
[DecimalAmt(250.0 * 50)] * self.num_nodes)
self.log.info("Balances ok.")
# Disconnect nodes
self.disconnect_all()
# Stake one block with node-0 and save the stake input
self.log.info("Staking 1 block with node 0...")
initial_unspent_0 = self.nodes[0].listunspent()
self.nodes[0].generate(1)
block_time_0 += 60
set_node_times(self.nodes, block_time_0)
last_block = self.nodes[0].getblock(self.nodes[0].getbestblockhash())
assert (len(last_block["tx"]) > 1) # a PoS block has at least two txes
coinstake_txid = last_block["tx"][1]
coinstake_tx = self.nodes[0].getrawtransaction(coinstake_txid, True)
assert (coinstake_tx["vout"][0]["scriptPubKey"]["hex"] == ""
) # first output of coinstake is empty
stakeinput = coinstake_tx["vin"][0]
# The stake input was unspent 1 block ago, now it's not
res, utxo = findUtxoInList(stakeinput["txid"], stakeinput["vout"],
initial_unspent_0)
assert (res)
res, utxo = findUtxoInList(stakeinput["txid"], stakeinput["vout"],
self.nodes[0].listunspent())
assert (not res)
self.log.info("Coinstake input %s...%s-%d is no longer spendable." %
(stakeinput["txid"][:9], stakeinput["txid"][-4:],
stakeinput["vout"]))
# Stake 10 more blocks with node-0 and check balances
self.log.info("Staking 10 more blocks with node 0...")
for i in range(10):
block_time_0 = self.generate_pos(0, block_time_0)
expected_balance_0 = initial_balance[0] + DecimalAmt(11 * 250.0)
assert_equal(self.get_tot_balance(0), expected_balance_0)
self.log.info("Balance for node 0 checks out.")
# Connect with node 2 and sync
self.log.info("Reconnecting node 0 and node 2")
connect_nodes(self.nodes[0], 2)
self.sync_blocks([self.nodes[i] for i in [0, 2]])
# verify that the stakeinput can't be spent
stakeinput_tx_json = self.nodes[0].getrawtransaction(
stakeinput["txid"], True)
stakeinput_amount = float(stakeinput_tx_json["vout"][int(
stakeinput["vout"])]["value"])
rawtx_unsigned = self.nodes[0].createrawtransaction(
[{
"txid": stakeinput["txid"],
"vout": int(stakeinput["vout"])
}],
{"xxncEuJK27ygNh7imNfaX8JV6ZQUnoBqzN": (stakeinput_amount - 0.01)})
rawtx = self.nodes[0].signrawtransaction(rawtx_unsigned)
assert (rawtx["complete"])
assert_raises_rpc_error(-25, "Missing inputs",
self.nodes[0].sendrawtransaction, rawtx["hex"])
txid = self.nodes[0].decoderawtransaction(rawtx["hex"])["txid"]
assert_raises_rpc_error(-5,
"No such mempool or blockchain transaction",
self.nodes[0].getrawtransaction, txid)
self.log.info("GOOD: spending the stake input was not possible.")
# Stake 12 blocks with node-1
set_node_times(self.nodes, block_time_1)
self.log.info("Staking 12 blocks with node 1...")
for i in range(12):
block_time_1 = self.generate_pos(1, block_time_1)
expected_balance_1 = initial_balance[1] + DecimalAmt(12 * 250.0)
assert_equal(self.get_tot_balance(1), expected_balance_1)
self.log.info("Balance for node 1 checks out.")
# re-connect and sync nodes and check that node-0 and node-2 get on the other chain
new_best_hash = self.nodes[1].getbestblockhash()
self.log.info("Connecting and syncing nodes...")
set_node_times(self.nodes, block_time_1)
connect_nodes_clique(self.nodes)
self.sync_blocks()
for i in [0, 2]:
assert_equal(self.nodes[i].getbestblockhash(), new_best_hash)
# check balance of node-0
assert_equal(self.get_tot_balance(0), initial_balance[0])
self.log.info("Balance for node 0 checks out.")
# check that NOW the original stakeinput is present and spendable
res, utxo = findUtxoInList(stakeinput["txid"], stakeinput["vout"],
self.nodes[0].listunspent())
assert (res and utxo["spendable"])
self.log.info("Coinstake input %s...%s-%d is spendable again." %
(stakeinput["txid"][:9], stakeinput["txid"][-4:],
stakeinput["vout"]))
self.nodes[0].sendrawtransaction(rawtx["hex"])
self.nodes[1].generate(1)
self.sync_blocks()
res, utxo = findUtxoInList(stakeinput["txid"], stakeinput["vout"],
self.nodes[0].listunspent())
assert (not res or not utxo["spendable"])
# Verify that FLS supply was properly updated after the reorgs
self.log.info("Check FLS supply...")
expected_money_supply += 250.0 * (self.nodes[1].getblockcount() - 200)
self.check_money_supply(expected_money_supply)
self.log.info("Supply checks out.")
def check_money_supply(self, expected_piv):
# verify that nodes have the expected PIV supply
piv_supply = [self.nodes[i].getsupplyinfo(True)['transparentsupply']
for i in range(self.num_nodes)]
assert_equal(piv_supply, [DecimalAmt(expected_piv)] * self.num_nodes)
def test_simple_one_coin(self):
self.log.info("simple test with one coin")
dec_tx, fee, changepos = self.create_and_fund(2, [], {self.nodes[0].getnewaddress(): 2.6})
assert_equal(len(dec_tx['vin']) > 0, True) # test if we have enought inputs
assert_greater_than(changepos, -1) # check change
assert_equal(Decimal(dec_tx['vout'][changepos]['value']) + fee, DecimalAmt(2.4))