new(tests): eip-7685: add tests

docs/CHANGELOG.md

@@ -15,6 +15,7 @@ Test fixtures for use by clients are available for each release on the [Github r
 - ✨ [EIP-663](https://eips.ethereum.org/EIPS/eip-663): Add `test_dupn.py` and `test_swapn.py` ([#502](https://github.com/ethereum/execution-spec-tests/pull/502)).
 - ✨ Add tests for [EIP-6110: Supply validator deposits on chain](https://eips.ethereum.org/EIPS/eip-6110) ([#530](https://github.com/ethereum/execution-spec-tests/pull/530)).
 - ✨ Add tests for [EIP-7002: Execution layer triggerable withdrawals](https://eips.ethereum.org/EIPS/eip-7002) ([#530](https://github.com/ethereum/execution-spec-tests/pull/530)).
+- ✨ Add tests for [EIP-7685: General purpose execution layer requests](https://eips.ethereum.org/EIPS/eip-7685) ([#530](https://github.com/ethereum/execution-spec-tests/pull/530)).
 
 ### 🛠️ Framework
 

tests/prague/eip7685_general_purpose_el_requests/__init__.py

@@ -0,0 +1,3 @@
+"""
+Cross-client EIP-7685 Tests
+"""

tests/prague/eip7685_general_purpose_el_requests/conftest.py

@@ -0,0 +1,87 @@
+"""
+Fixtures for the EIP-7685 deposit tests.
+"""
+
+from typing import Dict, List
+
+import pytest
+
+from ethereum_test_tools import Account, Address, Block, BlockException, Header, Transaction
+
+from ..eip6110_deposits.helpers import DepositInteractionBase, DepositRequest
+from ..eip7002_el_triggerable_withdrawals.helpers import (
+    WithdrawalRequest,
+    WithdrawalRequestInteractionBase,
+)
+
+
+@pytest.fixture
+def pre(
+    requests: List[DepositInteractionBase | WithdrawalRequestInteractionBase],
+) -> Dict[Address, Account]:
+    """
+    Initial state of the accounts. Every deposit transaction defines their own pre-state
+    requirements, and this fixture aggregates them all.
+    """
+    pre: Dict[Address, Account] = {}
+    for d in requests:
+        d.update_pre(pre)
+    return pre
+
+
+@pytest.fixture
+def txs(
+    requests: List[DepositInteractionBase | WithdrawalRequestInteractionBase],
+) -> List[Transaction]:
+    """List of transactions to include in the block."""
+    address_nonce: Dict[Address, int] = {}
+    txs = []
+    for r in requests:
+        nonce = 0
+        if r.sender_account.address in address_nonce:
+            nonce = address_nonce[r.sender_account.address]
+        txs.append(r.transaction(nonce))
+        address_nonce[r.sender_account.address] = nonce + 1
+    return txs
+
+
+@pytest.fixture
+def block_body_override_requests() -> List[DepositRequest] | None:
+    """List of requests that overwrite the requests in the header. None by default."""
+    return None
+
+
+@pytest.fixture
+def exception() -> BlockException | None:
+    """Block exception expected by the tests. None by default."""
+    return None
+
+
+@pytest.fixture
+def blocks(
+    requests: List[DepositInteractionBase | WithdrawalRequestInteractionBase],
+    block_body_override_requests: List[DepositRequest | WithdrawalRequest] | None,
+    txs: List[Transaction],
+    exception: BlockException | None,
+) -> List[Block]:
+    """List of blocks that comprise the test."""
+    included_deposit_requests = []
+    included_withdrawal_requests = []
+    # Single block therefore base fee
+    withdrawal_request_fee = 1
+    for r in requests:
+        if isinstance(r, DepositInteractionBase):
+            included_deposit_requests += r.valid_requests(10**18)
+        elif isinstance(r, WithdrawalRequestInteractionBase):
+            included_withdrawal_requests += r.valid_requests(withdrawal_request_fee)
+
+    return [
+        Block(
+            txs=txs,
+            header_verify=Header(
+                requests_root=included_deposit_requests + included_withdrawal_requests,
+            ),
+            requests=block_body_override_requests,
+            exception=exception,
+        )
+    ]

tests/prague/eip7685_general_purpose_el_requests/spec.py

@@ -0,0 +1,19 @@
+"""
+Common procedures to test
+[EIP-7685: General purpose execution layer requests](https://eips.ethereum.org/EIPS/eip-7685)
+"""  # noqa: E501
+
+from dataclasses import dataclass
+
+
+@dataclass(frozen=True)
+class ReferenceSpec:
+    """
+    Defines the reference spec version and git path.
+    """
+
+    git_path: str
+    version: str
+
+
+ref_spec_7685 = ReferenceSpec("EIPS/eip-7685.md", "52a260582376476e658b1dda60864bcac3cf5e1a")