feat(tests): add bls map to curve on identity cases (#1505)

Author: spencer-tb

docs/CHANGELOG.md

@@ -34,7 +34,7 @@ Users can expect that all tests currently living in [ethereum/tests](https://git
 ### 🧪 Test Cases
 
 - ✨ [EIP-7702](https://eips.ethereum.org/EIPS/eip-7702): Test that DELEGATECALL to a 7702 target works as intended ([#1485](https://github.com/ethereum/execution-spec-tests/pull/1485)).
-- ✨ [EIP-2573](https://eips.ethereum.org/EIPS/eip-2537): Includes a BLS12 point generator, alongside additional coverage many of the precompiles ([#1350](https://github.com/ethereum/execution-spec-tests/pull/1350)).
+- ✨ [EIP-2573](https://eips.ethereum.org/EIPS/eip-2537): Includes a BLS12 point generator, alongside additional coverage many of the precompiles ([#1350](https://github.com/ethereum/execution-spec-tests/pull/1350)), ([#1505](https://github.com/ethereum/execution-spec-tests/pull/1505)).
 - ✨ Add all [`GeneralStateTests` from `ethereum/tests`](https://github.com/ethereum/tests/tree/7dc757ec132e372b6178a016b91f4c639f366c02/src/GeneralStateTestsFiller) to `execution-spec-tests` located now at [tests/static/state_tests](https://github.com/ethereum/execution-spec-tests/tree/main/tests/static/state_tests) ([#1442](https://github.com/ethereum/execution-spec-tests/pull/1442)).
 
 ## [v4.3.0](https://github.com/ethereum/execution-spec-tests/releases/tag/v4.3.0) - 2025-04-18

tests/prague/eip2537_bls_12_381_precompiles/test_bls12_map_fp2_to_g2.py

@@ -58,6 +58,17 @@
             None,
             id="fp_p_minus_1",
         ),
+        pytest.param(
+            FP2(
+                (
+                    3510328712861478240121438855244276237335901234329585006107499559909114695366216070652508985150831181717984778988906,  # noqa: E501
+                    2924545590598115509050131525615277284817672420174395176262156166974132393611647670391999011900253695923948997972401,  # noqa: E501
+                )
+            ),
+            Spec.INF_G2,
+            None,
+            id="fp_map_to_inf",
+        ),
     ],
 )
 def test_valid(

tests/prague/eip2537_bls_12_381_precompiles/test_bls12_map_fp_to_g1.py

@@ -46,6 +46,14 @@
             None,
             id="fp_p_minus_1",
         ),
+        pytest.param(
+            FP(
+                799950832265136997107648781861994410980648980263584507133499364313075404851459407870655748616451882783569609925573  # noqa: E501
+            ),
+            Spec.INF_G1,
+            None,
+            id="fp_map_to_inf",
+        ),
     ],
 )
 def test_valid(