🚧 wip(test): EIP-7928: Block-level Access Lists

tests/unscheduled/eip7928_block-level_access_lists/__init__.py

@@ -0,0 +1 @@
+"""Tests for [EIP-7928: Block-level Access Lists](https://eips.ethereum.org/EIPS/eip-7928)."""

tests/unscheduled/eip7928_block-level_access_lists/spec.py

@@ -0,0 +1,44 @@
+"""Reference spec for [EIP-7928: Block-level Access Lists.](https://eips.ethereum.org/EIPS/eip-7928)."""
+
+from dataclasses import dataclass
+
+
+@dataclass(frozen=True)
+class ReferenceSpec:
+    """Reference specification."""
+
+    git_path: str
+    version: str
+
+
+ref_spec_7928 = ReferenceSpec(
+    git_path="EIPS/eip-7928.md",
+    version="35732baa14cfea785d9c58d5f18033392b7ed886",
+)
+
+
+@dataclass(frozen=True)
+class Spec:
+    """Constants and parameters from EIP-7928."""
+
+    # SSZ encoding is used for block access list data structures
+    BAL_ENCODING_FORMAT: str = "SSZ"
+
+    # Maximum limits for block access list data structures
+    TARGET_MAX_GAS_LIMIT = 600_000_000
+    MAX_TXS: int = 30_000
+    MAX_SLOTS: int = 300_000
+    MAX_ACCOUNTS: int = 300_000
+    # TODO: Use this as a function of the current fork.
+    MAX_CODE_SIZE: int = 24_576  # 24 KiB
+
+    # Type size constants
+    ADDRESS_SIZE: int = 20  # Ethereum address size in bytes
+    STORAGE_KEY_SIZE: int = 32  # Storage slot key size in bytes
+    STORAGE_VALUE_SIZE: int = 32  # Storage value size in bytes
+    HASH_SIZE: int = 32  # Hash size in bytes
+
+    # Numeric type limits
+    MAX_TX_INDEX: int = 2**16 - 1  # uint16 max value
+    MAX_BALANCE: int = 2**128 - 1  # uint128 max value
+    MAX_NONCE: int = 2**64 - 1  # uint64 max value