improvement: Fixture generation split based on hive specificity

docs/getting_started/executing_tests_command_line.md

@@ -113,7 +113,7 @@ Output:
 ```console
 usage: fill [-h] [--evm-bin EVM_BIN] [--traces] [--solc-bin SOLC_BIN]
             [--filler-path FILLER_PATH] [--output OUTPUT] [--flat-output]
-            [--disable-hive] [--forks] [--fork FORK] [--from FROM]
+            [--enable-hive] [--forks] [--fork FORK] [--from FROM]
             [--until UNTIL] [--test-help]
 
 options:
@@ -136,7 +136,7 @@ Arguments defining filler location and output:
                         deleted.
   --flat-output         Output each test case in the directory without the
                         folder structure.
-  --disable-hive        Output tests skipping hive-related properties.
+  --enable-hive         Output test fixtures with the hive-specific properties.
 
 Arguments defining debug behavior:
   --t8n-dump-dir T8N_DUMP_DIR

src/ethereum_test_tools/__init__.py

@@ -25,6 +25,7 @@
     FixtureEngineNewPayload,
     Header,
     HistoryStorageAddress,
+    HiveFixture,
     JSONEncoder,
     Removable,
     Storage,
@@ -77,6 +78,7 @@
     "FixtureEngineNewPayload",
     "Header",
     "HistoryStorageAddress",
+    "HiveFixture",
     "Initcode",
     "JSONEncoder",
     "Opcode",

src/ethereum_test_tools/common/__init__.py

@@ -41,6 +41,7 @@
     Hash,
     Header,
     HeaderNonce,
+    HiveFixture,
     JSONEncoder,
     Number,
     Removable,
@@ -77,6 +78,7 @@
     "Header",
     "HeaderNonce",
     "HistoryStorageAddress",
+    "HiveFixture",
     "JSONEncoder",
     "Number",
     "Removable",

src/ethereum_test_tools/common/types.py

@@ -2631,7 +2631,8 @@ class FixtureBlock:
     Representation of an Ethereum block within a test Fixture.
     """
 
-    rlp: Bytes = field(
+    rlp: Optional[Bytes] = field(
+        default=None,
         json_encoder=JSONEncoder.Field(),
     )
     block_header: Optional[FixtureHeader] = field(
@@ -2641,13 +2642,6 @@ class FixtureBlock:
             to_json=True,
         ),
     )
-    new_payload: Optional[FixtureEngineNewPayload] = field(
-        default=None,
-        json_encoder=JSONEncoder.Field(
-            name="engineNewPayload",
-            to_json=True,
-        ),
-    )
     expected_exception: Optional[str] = field(
         default=None,
         json_encoder=JSONEncoder.Field(
@@ -2689,9 +2683,9 @@ class FixtureBlock:
 
 
 @dataclass(kw_only=True)
-class Fixture:
+class BaseFixture:
     """
-    Cross-client compatible Ethereum test fixture.
+    Base Ethereum test fixture class.
     """
 
     info: Dict[str, str] = field(
@@ -2701,36 +2695,78 @@ class Fixture:
             to_json=True,
         ),
     )
-    blocks: List[FixtureBlock] = field(
+    fork: str = field(
         json_encoder=JSONEncoder.Field(
-            name="blocks",
-            to_json=True,
+            name="network",
         ),
     )
-    fcu_version: Optional[int] = field(
+    name: str = field(
+        default="",
         json_encoder=JSONEncoder.Field(
-            name="engineFcuVersion",
+            skip=True,
         ),
     )
-    genesis: FixtureHeader = field(
+    _json: Dict[str, Any] | None = field(
+        default=None,
         json_encoder=JSONEncoder.Field(
-            name="genesisBlockHeader",
-            to_json=True,
+            skip=True,
         ),
     )
+
+    def __post_init__(self):
+        """
+        Post init hook to convert to JSON after instantiation.
+        """
+        self._json = to_json(self)
+
+    def to_json(self) -> Dict[str, Any]:
+        """
+        Convert to JSON.
+        """
+        assert self._json is not None, "Fixture not initialized"
+        self._json["_info"] = self.info
+        return self._json
+
+    def fill_info(
+        self,
+        t8n: TransitionTool,
+        ref_spec: ReferenceSpec | None,
+    ):
+        """
+        Fill the info field for this fixture
+        """
+        self.info["filling-transition-tool"] = t8n.version()
+        if ref_spec is not None:
+            ref_spec.write_info(self.info)
+
+
+@dataclass(kw_only=True)
+class Fixture(BaseFixture):
+    """
+    Cross-client specific test fixture information.
+    """
+
     genesis_rlp: Bytes = field(
         json_encoder=JSONEncoder.Field(
             name="genesisRLP",
         ),
     )
-    head: Hash = field(
+    genesis: FixtureHeader = field(
         json_encoder=JSONEncoder.Field(
-            name="lastblockhash",
+            name="genesisBlockHeader",
+            to_json=True,
         ),
     )
-    fork: str = field(
+    blocks: Optional[List[FixtureBlock]] = field(
+        default=None,
         json_encoder=JSONEncoder.Field(
-            name="network",
+            name="blocks",
+            to_json=True,
+        ),
+    )
+    head: Hash = field(
+        json_encoder=JSONEncoder.Field(
+            name="lastblockhash",
         ),
     )
     pre_state: Mapping[str, Account] = field(
@@ -2753,42 +2789,45 @@ class Fixture:
             name="sealEngine",
         ),
     )
-    name: str = field(
-        default="",
+
+
+@dataclass(kw_only=True)
+class HiveFixture(BaseFixture):
+    """
+    Hive specific test fixture information.
+    """
+
+    genesis: FixtureHeader = field(
         json_encoder=JSONEncoder.Field(
-            skip=True,
+            name="genesisBlockHeader",
+            to_json=True,
         ),
     )
-
-    _json: Dict[str, Any] | None = field(
+    payloads: Optional[List[Optional[FixtureEngineNewPayload]]] = field(
         default=None,
         json_encoder=JSONEncoder.Field(
-            skip=True,
+            name="engineNewPayloads",
+            to_json=True,
+        ),
+    )
+    fcu_version: Optional[int] = field(
+        default=None,
+        json_encoder=JSONEncoder.Field(
+            name="engineFcuVersion",
+        ),
+    )
+    pre_state: Mapping[str, Account] = field(
+        json_encoder=JSONEncoder.Field(
+            name="pre",
+            cast_type=Alloc,
+            to_json=True,
+        ),
+    )
+    post_state: Optional[Mapping[str, Account]] = field(
+        default=None,
+        json_encoder=JSONEncoder.Field(
+            name="postState",
+            cast_type=Alloc,
+            to_json=True,
         ),
     )
-
-    def __post_init__(self):
-        """
-        Post init hook to convert to JSON after instantiation.
-        """
-        self._json = to_json(self)
-
-    def to_json(self) -> Dict[str, Any]:
-        """
-        Convert to JSON.
-        """
-        assert self._json is not None, "Fixture not initialized"
-        self._json["_info"] = self.info
-        return self._json
-
-    def fill_info(
-        self,
-        t8n: TransitionTool,
-        ref_spec: ReferenceSpec | None,
-    ):
-        """
-        Fill the info field for this fixture
-        """
-        self.info["filling-transition-tool"] = t8n.version()
-        if ref_spec is not None:
-            ref_spec.write_info(self.info)

src/ethereum_test_tools/filling/fill.py

@@ -1,12 +1,12 @@
 """
 Filler object definitions.
 """
-from typing import List, Optional
+from typing import List, Optional, Union
 
 from ethereum_test_forks import Fork
 from evm_transition_tool import TransitionTool
 
-from ..common import Fixture, alloc_to_accounts
+from ..common import Fixture, HiveFixture, alloc_to_accounts
 from ..reference_spec.reference_spec import ReferenceSpec
 from ..spec import BaseTest
 
@@ -18,35 +18,53 @@ def fill_test(
     engine: str,
     spec: ReferenceSpec | None,
     eips: Optional[List[int]] = None,
-) -> Fixture:
+) -> Optional[Union[Fixture, HiveFixture]]:
     """
     Fills fixtures for the specified fork.
     """
     t8n.reset_traces()
 
     pre, genesis_rlp, genesis = test_spec.make_genesis(t8n, fork)
 
-    (blocks, head, alloc, fcu_version) = test_spec.make_blocks(
+    (blocks, payloads, head, alloc, fcu_version) = test_spec.make_blocks(
         t8n,
         genesis,
         pre,
         fork,
         eips=eips,
     )
 
-    fork_name = fork.name()
-    fixture = Fixture(
-        blocks=blocks,
-        genesis=genesis,
-        genesis_rlp=genesis_rlp,
-        head=head,
-        fork="+".join([fork_name] + [str(eip) for eip in eips]) if eips is not None else fork_name,
-        pre_state=pre,
-        post_state=alloc_to_accounts(alloc),
-        seal_engine=engine,
-        name=test_spec.tag,
-        fcu_version=fcu_version,
+    network_info = (
+        "+".join([fork.name()] + [str(eip) for eip in eips]) if eips is not None else fork.name()
     )
+
+    fixture: Union[Fixture, HiveFixture]
+    if test_spec.base_test_config.enable_hive:
+        if fork.engine_new_payload_version() is not None:
+            fixture = HiveFixture(
+                payloads=payloads,
+                fcu_version=fcu_version,
+                genesis=genesis,
+                fork=network_info,
+                pre_state=pre,
+                post_state=alloc_to_accounts(alloc),
+                name=test_spec.tag,
+            )
+        else:  # pre Merge tests are not supported in Hive
+            # TODO: remove this logic. if hive enabled set --from to Merge
+            return None
+    else:
+        fixture = Fixture(
+            blocks=blocks,
+            genesis=genesis,
+            genesis_rlp=genesis_rlp,
+            head=head,
+            fork=network_info,
+            pre_state=pre,
+            post_state=alloc_to_accounts(alloc),
+            seal_engine=engine,
+            name=test_spec.tag,
+        )
     fixture.fill_info(t8n, spec)
 
     return fixture

src/ethereum_test_tools/spec/base_test.py

@@ -17,6 +17,7 @@
     Bytes,
     Environment,
     FixtureBlock,
+    FixtureEngineNewPayload,
     FixtureHeader,
     Hash,
     Transaction,
@@ -86,9 +87,9 @@ class BaseTestConfig:
     General configuration that all tests must support.
     """
 
-    disable_hive: bool = False
+    enable_hive: bool = False
     """
-    Disable any hive-related properties that the output could contain.
+    Enable any hive-related properties that the output could contain.
     """
 
 
@@ -127,7 +128,13 @@ def make_blocks(
         fork: Fork,
         chain_id: int = 1,
         eips: Optional[List[int]] = None,
-    ) -> Tuple[List[FixtureBlock], Hash, Dict[str, Any], Optional[int]]:
+    ) -> Tuple[
+        Optional[List[FixtureBlock]],
+        Optional[List[Optional[FixtureEngineNewPayload]]],
+        Hash,
+        Dict[str, Any],
+        Optional[int],
+    ]:
         """
         Generate the blockchain that must be executed sequentially during test.
         """