feat(fork): Add basic Amsterdam fork support

Author: fselmo

docs/CHANGELOG.md

@@ -137,6 +137,7 @@ Users can select any of the artifacts depending on their testing needs for their
 - ✨ All commands (`fill`, `consume`, `execute`) now work without having to clone the repository, e.g. `uv run --with git+https://github.com/ethereum/execution-spec-tests.git consume` now works from any folder ([#1863](https://github.com/ethereum/execution-spec-tests/pull/1863)).
 - 🔀 Move Prague to stable and Osaka to develop ([#1573](https://github.com/ethereum/execution-spec-tests/pull/1573)).
 - ✨ Add a `pytest.mark.with_all_typed_transactions` marker that creates default typed transactions for each `tx_type` supported by the current `fork` ([#1890](https://github.com/ethereum/execution-spec-tests/pull/1890)).
+- ✨ Add basic support for ``Amsterdam`` fork in order to begin testing Glamsterdam ([#2069](https://github.com/ethereum/execution-spec-tests/pull/2069)).
 
 ### 🧪 Test Cases
 

src/ethereum_test_forks/__init__.py

@@ -6,6 +6,7 @@
     BPO2,
     BPO3,
     BPO4,
+    Amsterdam,
     ArrowGlacier,
     Berlin,
     Byzantium,
@@ -83,6 +84,7 @@
     "TransitionForkAdapter",
     "TransitionForkOrNoneAdapter",
     "ForkAttribute",
+    "Amsterdam",
     "ArrowGlacier",
     "Berlin",
     "BerlinToLondonAt5",

src/ethereum_test_forks/forks/forks.py

@@ -1560,6 +1560,15 @@ def blob_base_cost(cls, block_number: int = 0, timestamp: int = 0) -> int:
         return 2**13  # EIP-7918 new parameter
 
 
+class Amsterdam(Osaka):
+    """Amsterdam fork."""
+
+    @classmethod
+    def is_deployed(cls) -> bool:
+        """Return True if this fork is deployed."""
+        return False
+
+
 class BPO1(Osaka, bpo_fork=True):
     """BPO1 fork - Blob Parameter Only fork 1."""
 

src/pytest_plugins/eels_resolutions.json

@@ -51,5 +51,10 @@
     },
     "BPO4": {
         "same_as": "EELSMaster"
+    },
+    "Amsterdam": {
+        "git_url": "https://github.com/fselmo/execution-specs.git",
+        "branch": "feat/amsterdam-fork-and-block-access-lists",
+        "commit": "59ff2946ca30879079b2ef2b601ae09106ca08f7"
     }
 }

tests/amsterdam/__init__.py

@@ -0,0 +1 @@
+"""Test cases for EVM functionality introduced in Amsterdam, [EIP-7773: Hardfork Meta - Glamsterdam](https://eip.directory/eips/eip-7773)."""  # noqa: E501