79 lines
2.0 KiB
Python
79 lines
2.0 KiB
Python
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# standard imports
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import logging
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# external imports
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from chainlib.eth.unittest.ethtester import EthTesterCase
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from chainlib.eth.tx import (
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receipt,
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)
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from chainlib.eth.block import (
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block_latest,
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block_by_number,
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)
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from chainlib.eth.nonce import RPCNonceOracle
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# local imports
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from erc20_demurrage_token import (
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DemurrageTokenSettings,
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DemurrageToken,
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)
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logg = logging.getLogger()
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#BLOCKTIME = 5 # seconds
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TAX_LEVEL = int(10000 * 2) # 2%
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# calc "1-(0.98)^(1/518400)" <- 518400 = 30 days of blocks
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# 0.00000003897127107225
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#PERIOD = int(60/BLOCKTIME) * 60 * 24 * 30 # month
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PERIOD = 1
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class TestDemurrage(EthTesterCase):
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def setUp(self):
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super(TestDemurrage, self).setUp()
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nonce_oracle = RPCNonceOracle(self.accounts[0], self.rpc)
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self.settings = DemurrageTokenSettings()
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self.settings.name = 'Foo Token'
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self.settings.symbol = 'FOO'
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self.settings.decimals = 6
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self.settings.demurrage_level = TAX_LEVEL * (10 ** 32)
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self.settings.period_minutes = PERIOD
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self.settings.sink_address = self.accounts[1]
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o = block_latest()
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self.start_block = self.rpc.do(o)
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o = block_by_number(self.start_block, include_tx=False)
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r = self.rpc.do(o)
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logg.debug('r {}'.format(r))
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try:
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self.start_time = int(r['timestamp'], 16)
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except TypeError:
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self.start_time = int(r['timestamp'])
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def tearDown(self):
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pass
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class TestDemurrageDefault(TestDemurrage):
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def setUp(self):
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super(TestDemurrageDefault, self).setUp()
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nonce_oracle = RPCNonceOracle(self.accounts[0], self.rpc)
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c = DemurrageToken(self.chain_spec, signer=self.signer, nonce_oracle=nonce_oracle)
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(tx_hash, o) = c.constructor(self.accounts[0], self.settings)
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r = self.rpc.do(o)
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o = receipt(tx_hash)
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r = self.rpc.do(o)
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self.assertEqual(r['status'], 1)
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self.address = r['contract_address']
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