244 lines
9.1 KiB
Python
Executable File
244 lines
9.1 KiB
Python
Executable File
#!/usr/bin/env python3
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# Copyright (c) 2021 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 (
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assert_equal,
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start_nodes,
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nuparams,
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nustr,
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OVERWINTER_BRANCH_ID,
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SAPLING_BRANCH_ID,
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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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)
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from decimal import Decimal
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class NuparamsTest(BitcoinTestFramework):
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'''
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Test that unspecified network upgrades are activated automatically;
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this is really more of a test of the test framework.
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'''
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def __init__(self):
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super().__init__()
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self.num_nodes = 1
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self.cache_behavior = 'clean'
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def setup_network(self, split=False):
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args = [[
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nuparams(BLOSSOM_BRANCH_ID, 3),
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nuparams(CANOPY_BRANCH_ID, 5),
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nuparams(NU5_BRANCH_ID, 7),
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] * self.num_nodes]
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self.nodes = start_nodes(self.num_nodes, self.options.tmpdir, args)
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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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node = self.nodes[0]
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# No blocks have been created, only the genesis block exists (height 0)
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bci = node.getblockchaininfo()
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assert_equal(bci['blocks'], 0)
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upgrades = bci['upgrades']
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overwinter = upgrades[nustr(OVERWINTER_BRANCH_ID)]
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assert_equal(overwinter['name'], 'Overwinter')
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assert_equal(overwinter['activationheight'], 1)
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assert_equal(overwinter['status'], 'pending')
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sapling = upgrades[nustr(SAPLING_BRANCH_ID)]
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assert_equal(sapling['name'], 'Sapling')
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assert_equal(sapling['activationheight'], 1)
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assert_equal(sapling['status'], 'pending')
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blossom = upgrades[nustr(BLOSSOM_BRANCH_ID)]
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assert_equal(blossom['name'], 'Blossom')
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assert_equal(blossom['activationheight'], 3)
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assert_equal(blossom['status'], 'pending')
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heartwood = upgrades[nustr(HEARTWOOD_BRANCH_ID)]
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assert_equal(heartwood['name'], 'Heartwood')
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assert_equal(heartwood['activationheight'], 5)
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assert_equal(heartwood['status'], 'pending')
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canopy = upgrades[nustr(CANOPY_BRANCH_ID)]
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assert_equal(canopy['name'], 'Canopy')
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assert_equal(canopy['activationheight'], 5)
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assert_equal(canopy['status'], 'pending')
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nu5 = upgrades[nustr(NU5_BRANCH_ID)]
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assert_equal(nu5['name'], 'NU5')
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assert_equal(nu5['activationheight'], 7)
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assert_equal(nu5['status'], 'pending')
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# Initial subsidy at the genesis block is 12.5 ZEC
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assert_equal(node.getblocksubsidy()["miner"], Decimal("12.5"))
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# start_node() hardcodes Sapling and Overwinter to activate at height 1
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node.generate(1)
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bci = node.getblockchaininfo()
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assert_equal(bci['blocks'], 1)
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upgrades = bci['upgrades']
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overwinter = upgrades[nustr(OVERWINTER_BRANCH_ID)]
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assert_equal(overwinter['name'], 'Overwinter')
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assert_equal(overwinter['activationheight'], 1)
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assert_equal(overwinter['status'], 'active')
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sapling = upgrades[nustr(SAPLING_BRANCH_ID)]
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assert_equal(sapling['name'], 'Sapling')
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assert_equal(sapling['activationheight'], 1)
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assert_equal(sapling['status'], 'active')
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blossom = upgrades[nustr(BLOSSOM_BRANCH_ID)]
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assert_equal(blossom['name'], 'Blossom')
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assert_equal(blossom['activationheight'], 3)
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assert_equal(blossom['status'], 'pending')
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heartwood = upgrades[nustr(HEARTWOOD_BRANCH_ID)]
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assert_equal(heartwood['name'], 'Heartwood')
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assert_equal(heartwood['activationheight'], 5)
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assert_equal(heartwood['status'], 'pending')
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canopy = upgrades[nustr(CANOPY_BRANCH_ID)]
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assert_equal(canopy['name'], 'Canopy')
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assert_equal(canopy['activationheight'], 5)
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assert_equal(canopy['status'], 'pending')
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nu5 = upgrades[nustr(NU5_BRANCH_ID)]
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assert_equal(nu5['name'], 'NU5')
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assert_equal(nu5['activationheight'], 7)
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assert_equal(nu5['status'], 'pending')
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# After the genesis block the founders' reward consumes 20% of the block
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# subsidy, so the miner subsidy is 10 ZEC
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assert_equal(node.getblocksubsidy()["miner"], Decimal("10"))
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# Activate Blossom
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node.generate(2)
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bci = node.getblockchaininfo()
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assert_equal(bci['blocks'], 3)
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upgrades = bci['upgrades']
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overwinter = upgrades[nustr(OVERWINTER_BRANCH_ID)]
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assert_equal(overwinter['name'], 'Overwinter')
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assert_equal(overwinter['activationheight'], 1)
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assert_equal(overwinter['status'], 'active')
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sapling = upgrades[nustr(SAPLING_BRANCH_ID)]
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assert_equal(sapling['name'], 'Sapling')
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assert_equal(sapling['activationheight'], 1)
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assert_equal(sapling['status'], 'active')
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blossom = upgrades[nustr(BLOSSOM_BRANCH_ID)]
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assert_equal(blossom['name'], 'Blossom')
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assert_equal(blossom['activationheight'], 3)
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assert_equal(blossom['status'], 'active')
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heartwood = upgrades[nustr(HEARTWOOD_BRANCH_ID)]
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assert_equal(heartwood['name'], 'Heartwood')
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assert_equal(heartwood['activationheight'], 5)
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assert_equal(heartwood['status'], 'pending')
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canopy = upgrades[nustr(CANOPY_BRANCH_ID)]
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assert_equal(canopy['name'], 'Canopy')
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assert_equal(canopy['activationheight'], 5)
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assert_equal(canopy['status'], 'pending')
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nu5 = upgrades[nustr(NU5_BRANCH_ID)]
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assert_equal(nu5['name'], 'NU5')
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assert_equal(nu5['activationheight'], 7)
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assert_equal(nu5['status'], 'pending')
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# Block subsidy halves at Blossom due to block time halving
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assert_equal(node.getblocksubsidy()["miner"], Decimal("5"))
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# Activate Heartwood & Canopy
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node.generate(2)
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bci = node.getblockchaininfo()
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assert_equal(bci['blocks'], 5)
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upgrades = bci['upgrades']
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overwinter = upgrades[nustr(OVERWINTER_BRANCH_ID)]
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assert_equal(overwinter['name'], 'Overwinter')
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assert_equal(overwinter['activationheight'], 1)
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assert_equal(overwinter['status'], 'active')
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sapling = upgrades[nustr(SAPLING_BRANCH_ID)]
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assert_equal(sapling['name'], 'Sapling')
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assert_equal(sapling['activationheight'], 1)
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assert_equal(sapling['status'], 'active')
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blossom = upgrades[nustr(BLOSSOM_BRANCH_ID)]
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assert_equal(blossom['name'], 'Blossom')
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assert_equal(blossom['activationheight'], 3)
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assert_equal(blossom['status'], 'active')
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heartwood = upgrades[nustr(HEARTWOOD_BRANCH_ID)]
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assert_equal(heartwood['name'], 'Heartwood')
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assert_equal(heartwood['activationheight'], 5)
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assert_equal(heartwood['status'], 'active')
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canopy = upgrades[nustr(CANOPY_BRANCH_ID)]
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assert_equal(canopy['name'], 'Canopy')
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assert_equal(canopy['activationheight'], 5)
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assert_equal(canopy['status'], 'active')
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nu5 = upgrades[nustr(NU5_BRANCH_ID)]
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assert_equal(nu5['name'], 'NU5')
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assert_equal(nu5['activationheight'], 7)
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assert_equal(nu5['status'], 'pending')
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# The founders' reward ends at Canopy and there are no funding streams
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# configured by default for regtest. On mainnet, the halving activated
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# coincident with Canopy, but on regtest the two are independent.
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assert_equal(node.getblocksubsidy()["miner"], Decimal("6.25"))
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node.generate(2)
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bci = node.getblockchaininfo()
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assert_equal(bci['blocks'], 7)
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upgrades = bci['upgrades']
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overwinter = upgrades[nustr(OVERWINTER_BRANCH_ID)]
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assert_equal(overwinter['name'], 'Overwinter')
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assert_equal(overwinter['activationheight'], 1)
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assert_equal(overwinter['status'], 'active')
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sapling = upgrades[nustr(SAPLING_BRANCH_ID)]
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assert_equal(sapling['name'], 'Sapling')
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assert_equal(sapling['activationheight'], 1)
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assert_equal(sapling['status'], 'active')
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blossom = upgrades[nustr(BLOSSOM_BRANCH_ID)]
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assert_equal(blossom['name'], 'Blossom')
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assert_equal(blossom['activationheight'], 3)
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assert_equal(blossom['status'], 'active')
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heartwood = upgrades[nustr(HEARTWOOD_BRANCH_ID)]
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assert_equal(heartwood['name'], 'Heartwood')
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assert_equal(heartwood['activationheight'], 5)
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assert_equal(heartwood['status'], 'active')
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canopy = upgrades[nustr(CANOPY_BRANCH_ID)]
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assert_equal(canopy['name'], 'Canopy')
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assert_equal(canopy['activationheight'], 5)
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assert_equal(canopy['status'], 'active')
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nu5 = upgrades[nustr(NU5_BRANCH_ID)]
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assert_equal(nu5['name'], 'NU5')
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assert_equal(nu5['activationheight'], 7)
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assert_equal(nu5['status'], 'active')
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# Block subsidy remains the same after NU5
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assert_equal(node.getblocksubsidy()["miner"], Decimal("6.25"))
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if __name__ == '__main__':
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NuparamsTest().main()
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