def test_from_signature(self, web3):
# given
calldata1a = Calldata(
'0xa9059cbb' # function 4byte signature
'00000000000000000000000011223344556600000000000000000000000000ff'
'000000000000000000000000000000000000000000000000000000000000007b')
calldata1b = Calldata.from_signature(
web3, 'transfer(address,uint256)',
['0x11223344556600000000000000000000000000ff', 123])
# expect
assert calldata1a == calldata1b
# given
calldata2a = Calldata(
'0x2b4e4e96' # function 4byte signature
'00000000000000000000000011223344556600000000000000000000000000ff'
'0000000000000000000000000000000000000000000000000000000000000040'
'0000000000000000000000000000000000000000000000000000000000000002'
'000000000000000000000000000000000000000000000000000000000000007b'
'00000000000000000000000000000000000000000000000000000000000001c8')
calldata2b = Calldata.from_signature(
web3, 'transfer(address,uint256[])',
['0x11223344556600000000000000000000000000ff', [123, 456]])
# expect
assert calldata2a == calldata2b
def exit_all(self, proxy: DSProxy) -> Transact:
assert (isinstance(proxy, DSProxy))
return proxy.execute_at(
self.mcd.dss_proxy_actions.address,
Calldata.from_signature("exitAll(address,address)", [
self.mcd.dai_adapter.address.address,
self.mcd.pot.address.address
]))
def test_call_at(self, proxy: DSProxy):
# given
proxy_cache = DSProxyCache(proxy.web3, proxy.cache())
proxy_cache.write(DSProxyFactory.bin).transact()
new_factory_addr = proxy_cache.read(DSProxyFactory.bin)
receipt = proxy.execute_at(
new_factory_addr,
Calldata.from_signature("build(address)",
[proxy.address.address])).transact()
log_created: LogCreated = DSProxyFactory.log_created(receipt)[0]
# when
calldata = Calldata.from_signature("isProxy(address)",
[log_created.proxy.address])
response = proxy.call_at(new_factory_addr, calldata)
# then
assert Web3.toInt(response) == 1
def test_call(self, proxy: DSProxy):
# when
calldata = Calldata.from_signature("isProxy(address)",
[Address(40 * '0').address])
target, response = proxy.call(DSProxyFactory.bin, calldata)
# then
assert target != Address(40 * '0')
assert Web3.toInt(response) == 0
def test_from_signature(self):
# given
calldata1a = Calldata('0xa9059cbb' # function 4byte signature
'00000000000000000000000011223344556600000000000000000000000000ff'
'000000000000000000000000000000000000000000000000000000000000007b')
calldata1b = Calldata.from_signature('transfer(address,uint256)',
['0x11223344556600000000000000000000000000ff', 123])
# expect
assert calldata1a == calldata1b
def exit(self, amount: Wad, proxy: DSProxy) -> Transact:
assert (isinstance(amount, Wad))
assert (isinstance(proxy, DSProxy))
return proxy.execute_at(
self.mcd.dss_proxy_actions.address,
Calldata.from_signature("exit(address,address,uint256)", [
self.mcd.dai_adapter.address.address,
self.mcd.pot.address.address, amount.value
]))
def test_execute_at(self, proxy: DSProxy):
# given
proxy_cache = DSProxyCache(proxy.web3, proxy.cache())
proxy_cache.write(DSProxyFactory.bin).transact()
new_factory_addr = proxy_cache.read(DSProxyFactory.bin)
assert new_factory_addr
# when
receipt = proxy.execute_at(
new_factory_addr,
Calldata.from_signature("build(address)",
[proxy.address.address])).transact()
assert receipt
build_event = DSProxyFactory.log_created(receipt)[0]
# then
assert build_event.owner == proxy.address
def test_execute(self, proxy: DSProxy):
assert proxy.execute(DSProxyFactory.bin,
Calldata.from_signature("build()",
[])).transact()
