def test_deployment_addresses_from_dependencies():
math_manifest = ethpm.get_manifest("ipfs://testipfs-math")
assert ethpm.get_deployment_addresses(math_manifest, "Math", MAINNET_GENESIS_HASH)
# math is a dependency of complex, the deployment should not be inherited
complex_manifest = ethpm.get_manifest("ipfs://testipfs-complex")
assert not ethpm.get_deployment_addresses(complex_manifest, "Math", MAINNET_GENESIS_HASH)
def test_deployment_addresses_genesis_hash(network):
manifest = ethpm.get_manifest("ipfs://testipfs-complex")
ropsten = ethpm.get_deployment_addresses(manifest, "ComplexNothing",
ROPSTEN_GENESIS_HASH)
assert len(ropsten) == 1
network.connect("ropsten")
assert ropsten == ethpm.get_deployment_addresses(manifest,
"ComplexNothing")
def test_get_deployment_addresses_active_network():
manifest = ethpm.get_manifest("ipfs://testipfs-complex")
mainnet_addresses = ethpm.get_deployment_addresses(manifest,
"ComplexNothing",
MAINNET_GENESIS_HASH)
assert len(mainnet_addresses) == 2
ropsten_addresses = ethpm.get_deployment_addresses(manifest,
"ComplexNothing",
ROPSTEN_GENESIS_HASH)
assert len(ropsten_addresses) == 1
assert ropsten_addresses[0] not in mainnet_addresses
def _deprecated_init(
self,
name: str,
address: Optional[str] = None,
abi: Optional[List] = None,
manifest_uri: Optional[str] = None,
owner: Optional[AccountsType] = None,
) -> None:
if manifest_uri and abi:
raise ValueError(
"Contract requires either abi or manifest_uri, but not both")
if manifest_uri is not None:
manifest = ethpm.get_manifest(manifest_uri)
abi = manifest["contract_types"][name]["abi"]
if address is None:
address_list = ethpm.get_deployment_addresses(manifest, name)
if not address_list:
raise ContractNotFound(
f"'{manifest['package_name']}' manifest does not contain"
f" a deployment of '{name}' on this chain")
if len(address_list) > 1:
raise ValueError(
f"'{manifest['package_name']}' manifest contains more than one "
f"deployment of '{name}' on this chain, you must specify an address:"
f" {', '.join(address_list)}")
address = address_list[0]
name = manifest["contract_types"][name]["contract_name"]
elif not address:
raise TypeError(
"Address cannot be None unless creating object from manifest")
build = {"abi": abi, "contractName": name, "type": "contract"}
_ContractBase.__init__(self, None, build, {}) # type: ignore
_DeployedContractBase.__init__(self, address, owner, None)
def from_ethpm(
cls,
name: str,
manifest_uri: str,
address: Optional[str] = None,
owner: Optional[AccountsType] = None,
) -> "Contract":
"""
Create a new `Contract` object from an ethPM manifest.
Arguments
---------
name : str
Name of the contract.
manifest_uri : str
erc1319 registry URI where the manifest is located
address : str optional
Address where the contract is deployed. Only required if the
manifest contains more than one deployment with the given name
on the active chain.
owner : Account, optional
Contract owner. If set, transactions without a `from` field
will be performed using this account.
"""
manifest = ethpm.get_manifest(manifest_uri)
if address is None:
address_list = ethpm.get_deployment_addresses(manifest, name)
if not address_list:
raise ContractNotFound(
f"'{manifest['package_name']}' manifest does not contain"
f" a deployment of '{name}' on this chain"
)
if len(address_list) > 1:
raise ValueError(
f"'{manifest['package_name']}' manifest contains more than one "
f"deployment of '{name}' on this chain, you must specify an address:"
f" {', '.join(address_list)}"
)
address = address_list[0]
manifest["contract_types"][name]["contract_name"]
build = {
"abi": manifest["contract_types"][name]["abi"],
"contractName": name,
"natspec": manifest["contract_types"][name]["natspec"],
"type": "contract",
}
self = cls.__new__(cls)
_ContractBase.__init__(self, None, build, manifest["sources"]) # type: ignore
_DeployedContractBase.__init__(self, address, owner)
_add_deployment(self)
return self
def from_ethpm(uri: str) -> "TempProject":
"""
Generates a TempProject from an ethPM package.
"""
manifest = get_manifest(uri)
compiler_config = {
"evm_version": None,
"solc": {"version": None, "optimize": True, "runs": 200},
"vyper": {"version": None},
}
project = TempProject(manifest["package_name"], manifest["sources"], compiler_config)
if web3.isConnected():
for contract_name in project.keys():
for address in get_deployment_addresses(manifest, contract_name):
project[contract_name].at(address)
return project