improvements

Signed-off-by: Ignacio Hagopian <jsign.uy@gmail.com>

Author: jsign

tests/zkevm/test_worst_compute.py

@@ -347,7 +347,8 @@ def test_worst_modexp(
         pytest.param(
             bls12381_spec.Spec.PAIRING,
             [
-                bls12381_spec.Spec.G1 + bls12381_spec.Spec.INF_G2,
+                bls12381_spec.Spec.G1,
+                bls12381_spec.Spec.G2,
             ],
             id="bls12_pairing_check",
         ),
@@ -372,17 +373,22 @@ def test_worst_precompile_fixed_cost(
     pre: Alloc,
     fork: Fork,
     precompile_address: Address,
-    parameters: list[str] | list[BytesConcatenation],
+    parameters: list[str] | list[BytesConcatenation] | list[bytes],
 ):
     """Test running a block filled with a precompile with fixed cost."""
     env = Environment()
 
-    concatenated_bytes = bytes()
-    if isinstance(parameters[0], str):
+    concatenated_bytes: bytes
+    if all(isinstance(p, str) for p in parameters):
         concatenated_hex_string = "".join(parameters)
         concatenated_bytes = bytes.fromhex(concatenated_hex_string)
-    else:
+    elif all(isinstance(p, (bytes, BytesConcatenation)) for p in parameters):
         concatenated_bytes = b"".join(bytes(p) for p in parameters)
+    else:
+        raise TypeError(
+            "parameters must be a list of strings (hex) "
+            "or a list of byte-like objects (bytes or BytesConcatenation)."
+        )
 
     padding_length = (32 - (len(concatenated_bytes) % 32)) % 32
     input_bytes = concatenated_bytes + b"\x00" * padding_length