Merge pull request #3555 from ethereum/random-blob_kzg_commitment_mer…

…kle_proof

Add randomized block `blob_kzg_commitment_merkle_proof` cases

tests/core/pyspec/eth2spec/test/deneb/merkle_proof/test_single_merkle_proof.py

@@ -1,26 +1,39 @@
+import random
+
 from eth2spec.test.context import (
     spec_state_test,
     with_deneb_and_later,
     with_test_suite_name,
 )
 from eth2spec.test.helpers.block import (
     build_empty_block_for_next_slot,
-    sign_block
+    sign_block,
 )
 from eth2spec.test.helpers.execution_payload import (
     compute_el_block_hash,
 )
 from eth2spec.test.helpers.sharding import (
     get_sample_opaque_tx,
 )
+from eth2spec.debug.random_value import (
+    RandomizationMode,
+    get_random_ssz_object,
+)
 
 
-@with_test_suite_name("BeaconBlockBody")
-@with_deneb_and_later
-@spec_state_test
-def test_blob_kzg_commitment_merkle_proof(spec, state):
+def _run_blob_kzg_commitment_merkle_proof_test(spec, state, rng=None):
     opaque_tx, blobs, blob_kzg_commitments, proofs = get_sample_opaque_tx(spec, blob_count=1)
-    block = build_empty_block_for_next_slot(spec, state)
+    if rng is None:
+        block = build_empty_block_for_next_slot(spec, state)
+    else:
+        block = get_random_ssz_object(
+            rng,
+            spec.BeaconBlock,
+            max_bytes_length=2000,
+            max_list_length=2000,
+            mode=RandomizationMode,
+            chaos=True,
+        )
     block.body.blob_kzg_commitments = blob_kzg_commitments
     block.body.execution_payload.transactions = [opaque_tx]
     block.body.execution_payload.block_hash = compute_el_block_hash(spec, block.body.execution_payload)
@@ -44,3 +57,34 @@ def test_blob_kzg_commitment_merkle_proof(spec, state):
         index=spec.get_subtree_index(gindex),
         root=blob_sidecar.signed_block_header.message.body_root,
     )
+
+
+@with_test_suite_name("BeaconBlockBody")
+@with_deneb_and_later
+@spec_state_test
+def test_blob_kzg_commitment_merkle_proof__basic(spec, state):
+    yield from _run_blob_kzg_commitment_merkle_proof_test(spec, state)
+
+
+@with_test_suite_name("BeaconBlockBody")
+@with_deneb_and_later
+@spec_state_test
+def test_blob_kzg_commitment_merkle_proof__random_block_1(spec, state):
+    rng = random.Random(1111)
+    yield from _run_blob_kzg_commitment_merkle_proof_test(spec, state, rng=rng)
+
+
+@with_test_suite_name("BeaconBlockBody")
+@with_deneb_and_later
+@spec_state_test
+def test_blob_kzg_commitment_merkle_proof__random_block_2(spec, state):
+    rng = random.Random(2222)
+    yield from _run_blob_kzg_commitment_merkle_proof_test(spec, state, rng=rng)
+
+
+@with_test_suite_name("BeaconBlockBody")
+@with_deneb_and_later
+@spec_state_test
+def test_blob_kzg_commitment_merkle_proof__random_block_3(spec, state):
+    rng = random.Random(3333)
+    yield from _run_blob_kzg_commitment_merkle_proof_test(spec, state, rng=rng)