113 lines
4.8 KiB
Python
Executable File
113 lines
4.8 KiB
Python
Executable File
#!/usr/bin/env python3
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# Copyright (c) 2016 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 test_framework.test_framework import BitcoinTestFramework
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from test_framework.util import assert_equal, initialize_chain_clean, \
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start_nodes, connect_nodes_bi, wait_and_assert_operationid_status, \
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get_coinbase_address, LEGACY_DEFAULT_FEE
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from test_framework.zip317 import conventional_fee
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import time
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from decimal import Decimal
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class WalletTreeStateTest (BitcoinTestFramework):
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def setup_chain(self):
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print("Initializing test directory "+self.options.tmpdir)
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initialize_chain_clean(self.options.tmpdir, 4)
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# Start nodes with -regtestshieldcoinbase to set fCoinbaseMustBeShielded to true.
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def setup_network(self, split=False):
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self.nodes = start_nodes(3, self.options.tmpdir, extra_args=[[
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'-minrelaytxfee=0',
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'-regtestshieldcoinbase',
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'-debug=zrpc',
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'-allowdeprecated=z_getnewaddress',
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'-allowdeprecated=z_getbalance',
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]] * 3 )
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connect_nodes_bi(self.nodes,0,1)
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connect_nodes_bi(self.nodes,1,2)
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connect_nodes_bi(self.nodes,0,2)
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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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print("Mining blocks...")
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self.nodes[0].generate(100)
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self.sync_all()
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self.nodes[1].generate(101)
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self.sync_all()
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mytaddr = get_coinbase_address(self.nodes[0])
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myzaddr = self.nodes[0].z_getnewaddress()
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# Spend coinbase utxos to create three notes of 10 ZEC minus default fee each
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recipients = []
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recipients.append({"address": myzaddr, "amount": Decimal('10.0') - LEGACY_DEFAULT_FEE})
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myopid = self.nodes[0].z_sendmany(mytaddr, recipients, 1, LEGACY_DEFAULT_FEE, 'AllowRevealedSenders')
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wait_and_assert_operationid_status(self.nodes[0], myopid)
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self.sync_all()
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self.nodes[1].generate(1)
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self.sync_all()
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myopid = self.nodes[0].z_sendmany(mytaddr, recipients, 1, LEGACY_DEFAULT_FEE, 'AllowRevealedSenders')
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wait_and_assert_operationid_status(self.nodes[0], myopid)
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self.sync_all()
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self.nodes[1].generate(1)
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self.sync_all()
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myopid = self.nodes[0].z_sendmany(mytaddr, recipients, 1, LEGACY_DEFAULT_FEE, 'AllowRevealedSenders')
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wait_and_assert_operationid_status(self.nodes[0], myopid)
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self.sync_all()
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self.nodes[1].generate(1)
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self.sync_all()
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# Check balance
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resp = self.nodes[0].z_getbalance(myzaddr)
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assert_equal(Decimal(resp), (Decimal('10.0') - LEGACY_DEFAULT_FEE) * 3)
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# We want to test a real-world situation where during the time spent creating a transaction
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# with joinsplits, other transactions containing joinsplits have been mined into new blocks,
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# which result in the treestate changing whilst creating the transaction.
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# Tx 1 will change the treestate while Tx 2 containing chained joinsplits is still being generated
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recipients = []
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recipients.append({"address": self.nodes[2].z_getnewaddress(), "amount": Decimal('10.0') - LEGACY_DEFAULT_FEE})
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myopid = self.nodes[0].z_sendmany(mytaddr, recipients, 1, LEGACY_DEFAULT_FEE, 'AllowRevealedSenders')
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wait_and_assert_operationid_status(self.nodes[0], myopid)
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# Tx 2 will consume all three notes, which must take at least two joinsplits. This is regardless of
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# the z_sendmany implementation because there are only two inputs per joinsplit.
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recipients = []
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recipients.append({"address": self.nodes[2].z_getnewaddress(), "amount": Decimal('18.0')})
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recipients.append({"address": self.nodes[2].z_getnewaddress(), "amount": Decimal('12.0') - 4 * conventional_fee(3)})
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myopid = self.nodes[0].z_sendmany(myzaddr, recipients, 1)
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# Wait for Tx 2 to begin executing...
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for x in range(1, 60):
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results = self.nodes[0].z_getoperationstatus([myopid])
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status = results[0]["status"]
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if status == "executing":
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break
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time.sleep(1)
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# Now mine Tx 1 which will change global treestate before Tx 2's second joinsplit begins processing
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self.sync_all()
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self.nodes[1].generate(1)
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self.sync_all()
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# Wait for Tx 2 to be created
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wait_and_assert_operationid_status(self.nodes[0], myopid)
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# Note that a bug existed in v1.0.0-1.0.3 where Tx 2 creation would fail with an error:
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# "Witness for spendable note does not have same anchor as change input"
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# Check balance
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resp = self.nodes[0].z_getbalance(myzaddr)
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assert_equal(Decimal(resp), Decimal('0.0'))
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if __name__ == '__main__':
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WalletTreeStateTest().main()
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