all: Abstract fixtures, StateTest refactor (#354)

* all: abstract fixtures, convert StateTest into a BlockchainTest generator

* fix: tox

Author: marioevz

src/ethereum_test_tools/__init__.py

@@ -18,14 +18,9 @@
     AccessList,
     Account,
     Auto,
-    Block,
     EngineAPIError,
     Environment,
-    Fixture,
-    FixtureEngineNewPayload,
-    Header,
     HistoryStorageAddress,
-    HiveFixture,
     JSONEncoder,
     Removable,
     Storage,
@@ -46,22 +41,24 @@
     to_hash,
     to_hash_bytes,
 )
-from .filling.fill import fill_test
 from .reference_spec import ReferenceSpec, ReferenceSpecTypes
 from .spec import (
+    BaseFixture,
     BaseTest,
     BaseTestConfig,
     BlockchainTest,
     BlockchainTestFiller,
     StateTest,
     StateTestFiller,
 )
+from .spec.blockchain.types import Block, Header
 from .vm import Opcode, OpcodeCallArg, Opcodes
 
 __all__ = (
     "AccessList",
     "Account",
     "Auto",
+    "BaseFixture",
     "BaseTest",
     "BaseTestConfig",
     "Block",
@@ -107,7 +104,6 @@
     "cost_memory_bytes",
     "eip_2028_transaction_data_cost",
     "eip_2028_transaction_data_cost",
-    "fill_test",
     "to_address",
     "to_hash_bytes",
     "to_hash",

src/ethereum_test_tools/common/__init__.py

@@ -24,25 +24,18 @@
     to_hash,
     to_hash_bytes,
 )
+from .json import to_json
 from .types import (
     AccessList,
     Account,
     Address,
     Alloc,
     Auto,
-    Block,
     Bloom,
     Bytes,
     Environment,
-    Fixture,
-    FixtureBlock,
-    FixtureEngineNewPayload,
-    FixtureHeader,
     Hash,
-    Header,
     HeaderNonce,
-    HiveFixture,
-    InvalidFixtureBlock,
     JSONEncoder,
     Number,
     Removable,
@@ -53,7 +46,6 @@
     alloc_to_accounts,
     serialize_transactions,
     str_or_none,
-    to_json,
     withdrawals_root,
 )
 
@@ -65,22 +57,14 @@
     "AddrBB",
     "Alloc",
     "Auto",
-    "Block",
     "Bloom",
     "Bytes",
     "EngineAPIError",
     "EmptyTrieRoot",
     "Environment",
-    "Fixture",
-    "FixtureBlock",
-    "FixtureEngineNewPayload",
-    "FixtureHeader",
     "Hash",
-    "Header",
     "HeaderNonce",
     "HistoryStorageAddress",
-    "HiveFixture",
-    "InvalidFixtureBlock",
     "JSONEncoder",
     "Number",
     "Removable",