171 lines
6.5 KiB
Python
Executable File
171 lines
6.5 KiB
Python
Executable File
#!/usr/bin/env python3
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# Copyright (c) 2019 The Zcash developers
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# Distributed under the MIT software license, see the accompanying
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# file COPYING or https://www.opensource.org/licenses/mit-license.php .
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from decimal import Decimal
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from test_framework.authproxy import JSONRPCException
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from test_framework.test_framework import BitcoinTestFramework
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from test_framework.mininode import COIN, nuparams
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from test_framework.util import (
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BLOSSOM_BRANCH_ID,
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HEARTWOOD_BRANCH_ID,
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CANOPY_BRANCH_ID,
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NU5_BRANCH_ID,
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assert_equal,
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assert_raises,
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bitcoind_processes,
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connect_nodes,
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start_node,
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wait_and_assert_operationid_status,
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check_node_log,
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)
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class ShieldCoinbaseTest (BitcoinTestFramework):
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def __init__(self):
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super().__init__()
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self.num_nodes = 4
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self.cache_behavior = 'clean'
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def start_node_with(self, index, extra_args=[]):
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args = [
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nuparams(BLOSSOM_BRANCH_ID, 1),
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nuparams(HEARTWOOD_BRANCH_ID, 10),
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nuparams(CANOPY_BRANCH_ID, 20),
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nuparams(NU5_BRANCH_ID, 20),
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"-nurejectoldversions=false",
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]
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return start_node(index, self.options.tmpdir, args + extra_args)
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def setup_network(self, split=False):
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self.nodes = []
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self.nodes.append(self.start_node_with(0))
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self.nodes.append(self.start_node_with(1))
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connect_nodes(self.nodes[1], 0)
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self.is_network_split=False
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self.sync_all()
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def run_test (self):
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# Generate a Sapling address for node 1
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node1_zaddr = self.nodes[1].z_getnewaddress('sapling')
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self.nodes[1].stop()
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bitcoind_processes[1].wait()
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self.nodes[1] = self.start_node_with(1, [
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"-mineraddress=%s" % node1_zaddr,
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])
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connect_nodes(self.nodes[1], 0)
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# Node 0 can mine blocks, because it is targeting a transparent address
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print("Mining block with node 0")
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self.nodes[0].generate(1)
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self.sync_all()
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walletinfo = self.nodes[0].getwalletinfo()
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assert_equal(walletinfo['immature_balance'], 5)
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assert_equal(walletinfo['balance'], 0)
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# Node 1 cannot mine blocks, because it is targeting a Sapling address
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# but Heartwood is not yet active
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print("Attempting to mine block with node 1")
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assert_raises(JSONRPCException, self.nodes[1].generate, 1)
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assert_equal(self.nodes[1].z_getbalance(node1_zaddr, 0), 0)
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assert_equal(self.nodes[1].z_getbalance(node1_zaddr), 0)
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# Stop node 1 and check logs to verify the block was rejected correctly
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string_to_find = "CheckTransaction(): coinbase has output descriptions"
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check_node_log(self, 1, string_to_find)
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# Restart node 1
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self.nodes[1] = self.start_node_with(1, ["-mineraddress=%s" % node1_zaddr])
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connect_nodes(self.nodes[1], 0)
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# Activate Heartwood
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print("Activating Heartwood")
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self.nodes[0].generate(8)
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self.sync_all()
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# Node 1 can now mine blocks!
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print("Mining block with node 1")
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self.nodes[1].generate(1)
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self.sync_all()
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# Transparent coinbase outputs are subject to coinbase maturity
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assert_equal(self.nodes[0].getbalance(), Decimal('0'))
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assert_equal(self.nodes[0].z_gettotalbalance()['transparent'], '0.00')
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assert_equal(self.nodes[0].z_gettotalbalance()['private'], '0.00')
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assert_equal(self.nodes[0].z_gettotalbalance()['total'], '0.00')
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# Shielded coinbase outputs are not subject to coinbase maturity
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assert_equal(self.nodes[1].z_getbalance(node1_zaddr, 0), 5)
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assert_equal(self.nodes[1].z_getbalance(node1_zaddr), 5)
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assert_equal(self.nodes[1].z_gettotalbalance()['private'], '5.00')
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assert_equal(self.nodes[1].z_gettotalbalance()['total'], '5.00')
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# Send from Sapling coinbase to Sapling address and transparent address
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# (to check that a non-empty vout is allowed when spending shielded
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# coinbase)
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print("Sending Sapling coinbase to Sapling address")
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node0_zaddr = self.nodes[0].z_getnewaddress('sapling')
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node0_taddr = self.nodes[0].getnewaddress()
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recipients = []
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recipients.append({"address": node0_zaddr, "amount": Decimal('2')})
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recipients.append({"address": node0_taddr, "amount": Decimal('2')})
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myopid = self.nodes[1].z_sendmany(node1_zaddr, recipients, 1, 0)
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wait_and_assert_operationid_status(self.nodes[1], myopid)
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self.sync_all()
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self.nodes[0].generate(1)
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self.sync_all()
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assert_equal(self.nodes[0].z_getbalance(node0_zaddr), 2)
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assert_equal(self.nodes[0].z_getbalance(node0_taddr), 2)
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assert_equal(self.nodes[1].z_getbalance(node1_zaddr), 1)
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# Generate a Unified Address for node 1
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self.nodes[1].z_getnewaccount()
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node1_addr0 = self.nodes[1].z_getaddressforaccount(0)
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assert_equal(node1_addr0['account'], 0)
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assert_equal(set(node1_addr0['receiver_types']), set(['p2pkh', 'sapling', 'orchard']))
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node1_ua = node1_addr0['address']
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# Set node 1's miner address to the UA
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self.nodes[1].stop()
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bitcoind_processes[1].wait()
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self.nodes[1] = self.start_node_with(1, [
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"-mineraddress=%s" % node1_ua,
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])
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connect_nodes(self.nodes[1], 0)
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# The UA starts with zero balance.
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assert_equal(self.nodes[1].z_getbalanceforaccount(0)['pools'], {})
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# Node 1 can mine blocks because the miner selects the Sapling receiver
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# of its UA.
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print("Mining block with node 1")
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self.nodes[1].generate(1)
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self.sync_all()
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# The UA balance should show that Sapling funds were received.
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assert_equal(self.nodes[1].z_getbalanceforaccount(0)['pools'], {
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'sapling': {'valueZat': 5 * COIN },
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})
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# Activate NU5
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print("Activating NU5")
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self.nodes[0].generate(7)
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self.sync_all()
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# Now any block mined by node 1 should use the Orchard receiver of its UA.
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print("Mining block with node 1")
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self.nodes[1].generate(1)
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self.sync_all()
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assert_equal(self.nodes[1].z_getbalanceforaccount(0)['pools'], {
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'sapling': {'valueZat': 5 * COIN },
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# 6.25 ZEC because the FR always ends when Canopy activates, and
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# regtest has no defined funding streams.
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'orchard': {'valueZat': 6.25 * COIN },
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})
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if __name__ == '__main__':
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ShieldCoinbaseTest().main()
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