def test_transfer(self):
f = faucets.random()
contract = deploy(contracts['Coin'], faucet = f)
pk = fresh.private_key()
v = random.randint(0, 1000)
contract.functions.transfer(address(pk), v).transact({ 'from': f })
b = contract.functions.balanceOf(address(pk)).call()
self.assertEqual(b, v)
def test_reject_incorrect_private_key(self):
v = random.randint(1, 1000000000)
faucets.ether(self.fwd.address, v)
beneficiary = fresh.address()
# check the initial balances
self.assertEqual(w3.eth.getBalance(self.fwd.address), v)
self.assertEqual(w3.eth.getBalance(beneficiary), 0)
# try calling the contract with an incorrect private key
with self.assertRaises(ValueError):
self.fwd(
target=beneficiary,
value=v,
).sign(fresh.private_key()).transact(faucets.random())
# check the final balances
self.assertEqual(w3.eth.getBalance(self.fwd.address), v)
self.assertEqual(w3.eth.getBalance(beneficiary), 0)
def setUp(self):
self.pk = fresh.private_key()
self.fwd = self.deploy(address(self.pk))
def test_fresh_address_has_no_tokens(self):
contract = deploy(contracts['Coin'])
pk = fresh.private_key()
b = contract.functions.balanceOf(address(pk)).call()
self.assertEqual(b, 0)
def test_fresh_private_key_with_balance(self):
w = w3.toWei(random.randint(1, 1000), 'gwei')
pk = fresh.private_key(balance = w)
b = w3.eth.getBalance(address(pk))
self.assertEqual(b, w)
def test_fresh_private_key(self):
pk = fresh.private_key()
b = w3.eth.getBalance(address(pk))
self.assertEqual(b, 0)