Move TESTERCHAIN chain information out of domains and into testing constants.

nucypher/blockchain/eth/domains.py

@@ -11,13 +11,11 @@ class EthChain(ChainInfo, Enum):
     MAINNET = (1, "mainnet")
     GOERLI = (5, "goerli")
     SEPOLIA = (11155111, "sepolia")
-    TESTERCHAIN = (131277322940537, "eth-tester")
 
 
 class PolygonChain(ChainInfo, Enum):
     MAINNET = (137, "polygon")
     MUMBAI = (80001, "mumbai")
-    TESTERCHAIN = (131277322940537, "eth-tester")
 
 
 class DomainInfo(NamedTuple):
@@ -25,12 +23,6 @@ class DomainInfo(NamedTuple):
     eth_chain: EthChain
     polygon_chain: PolygonChain
 
-    def __str__(self) -> str:
-        return self.name
-
-    def __bytes__(self) -> bytes:
-        return self.name.encode()
-
     @property
     def is_testnet(self) -> bool:
         return self.eth_chain != EthChain.MAINNET

tests/acceptance/conftest.py

@@ -13,8 +13,6 @@ from nucypher.blockchain.eth.agents import (
 )
 from nucypher.blockchain.eth.domains import (
     DomainInfo,
-    EthChain,
-    PolygonChain,
     TACoDomain,
 )
 from nucypher.blockchain.eth.interfaces import BlockchainInterfaceFactory
@@ -30,6 +28,7 @@ from tests.constants import (
     MIN_OPERATOR_SECONDS,
     TEST_ETH_PROVIDER_URI,
     TESTERCHAIN_CHAIN_ID,
+    TESTERCHAIN_CHAIN_INFO,
 )
 from tests.utils.blockchain import TesterBlockchain
 from tests.utils.registry import ApeRegistrySource
@@ -442,7 +441,7 @@ def mock_condition_blockchains(module_mocker):
     )
 
     test_domain_info = DomainInfo(
-        TEMPORARY_DOMAIN, EthChain.TESTERCHAIN, PolygonChain.TESTERCHAIN
+        TEMPORARY_DOMAIN, TESTERCHAIN_CHAIN_INFO, TESTERCHAIN_CHAIN_INFO
     )
 
     module_mocker.patch.object(

tests/conftest.py

@@ -6,15 +6,17 @@ from eth_utils.crypto import keccak
 from nucypher.blockchain.eth.actors import Operator
 from nucypher.blockchain.eth.domains import (
     DomainInfo,
-    EthChain,
-    PolygonChain,
     TACoDomain,
 )
 from nucypher.config.constants import TEMPORARY_DOMAIN
 from nucypher.crypto.powers import TransactingPower
 from nucypher.network.nodes import Learner
 from nucypher.utilities.logging import GlobalLoggerSettings
-from tests.constants import MOCK_IP_ADDRESS, TESTERCHAIN_CHAIN_ID
+from tests.constants import (
+    MOCK_IP_ADDRESS,
+    TESTERCHAIN_CHAIN_ID,
+    TESTERCHAIN_CHAIN_INFO,
+)
 
 # Don't re-lock accounts in the background while making commitments
 LOCK_FUNCTION = TransactingPower.lock_account
@@ -148,7 +150,7 @@ def mock_condition_blockchains(module_mocker):
         {TESTERCHAIN_CHAIN_ID: "eth-tester/pyevm"},
     )
     test_domain_info = DomainInfo(
-        TEMPORARY_DOMAIN, EthChain.TESTERCHAIN, PolygonChain.TESTERCHAIN
+        TEMPORARY_DOMAIN, TESTERCHAIN_CHAIN_INFO, TESTERCHAIN_CHAIN_INFO
     )
 
     module_mocker.patch.object(

tests/constants.py

@@ -7,6 +7,7 @@ from random import SystemRandom
 from hexbytes import HexBytes
 from web3 import Web3
 
+from nucypher.blockchain.eth.domains import ChainInfo
 from nucypher.blockchain.eth.token import NU
 from nucypher.config.constants import (
     NUCYPHER_ENVVAR_KEYSTORE_PASSWORD,
@@ -71,6 +72,8 @@ NUMBER_OF_ALLOCATIONS_IN_TESTS = 50  # TODO: Move to constants
 
 TESTERCHAIN_CHAIN_ID = 131277322940537
 
+TESTERCHAIN_CHAIN_INFO = ChainInfo(131277322940537, "eth-tester")
+
 
 #
 # Insecure Secrets

tests/integration/conftest.py

@@ -16,8 +16,6 @@ from nucypher.blockchain.eth.agents import (
 from nucypher.blockchain.eth.clients import EthereumClient
 from nucypher.blockchain.eth.domains import (
     DomainInfo,
-    EthChain,
-    PolygonChain,
     TACoDomain,
 )
 from nucypher.blockchain.eth.interfaces import (
@@ -40,6 +38,7 @@ from tests.constants import (
     MOCK_KEYSTORE_PATH,
     NUMBER_OF_MOCK_KEYSTORE_ACCOUNTS,
     TESTERCHAIN_CHAIN_ID,
+    TESTERCHAIN_CHAIN_INFO,
 )
 from tests.mock.interfaces import MockBlockchain
 from tests.mock.io import MockStdinWrapper
@@ -292,7 +291,7 @@ def mock_condition_blockchains(module_mocker):
     )
 
     test_domain_info = DomainInfo(
-        TEMPORARY_DOMAIN, EthChain.TESTERCHAIN, PolygonChain.TESTERCHAIN
+        TEMPORARY_DOMAIN, TESTERCHAIN_CHAIN_INFO, TESTERCHAIN_CHAIN_INFO
     )
 
     module_mocker.patch.object(

tests/utils/registry.py

@@ -7,8 +7,6 @@ from eth_utils import to_checksum_address
 
 from nucypher.blockchain.eth.domains import (
     DomainInfo,
-    EthChain,
-    PolygonChain,
     TACoDomain,
 )
 from nucypher.blockchain.eth.registry import (
@@ -17,6 +15,7 @@ from nucypher.blockchain.eth.registry import (
     RegistrySourceManager,
 )
 from nucypher.config.constants import TEMPORARY_DOMAIN
+from tests.constants import TESTERCHAIN_CHAIN_INFO
 
 
 @contextmanager
@@ -28,7 +27,7 @@ def mock_registry_sources(mocker, domain_names: List[str] = None):
     supported_domain_names = []
     for domain_name in domain_names:
         test_domain = DomainInfo(
-            domain_name, EthChain.TESTERCHAIN, PolygonChain.TESTERCHAIN
+            domain_name, TESTERCHAIN_CHAIN_INFO, TESTERCHAIN_CHAIN_INFO
         )
         supported_domains.append(test_domain)
         supported_domain_names.append(domain_name)