tests: Blocks can't have a timestamp of zero.

Author: spencer-tb

tests/cancun/eip4788_beacon_root/conftest.py

@@ -27,7 +27,7 @@
 
 @pytest.fixture
 def timestamp() -> int:  # noqa: D103
-    return 0
+    return 12
 
 
 @pytest.fixture

tests/cancun/eip4788_beacon_root/test_beacon_root_precompile.py

@@ -103,7 +103,6 @@ def test_beacon_root_precompile_calls(
 @pytest.mark.parametrize(
     "timestamp, valid_input",
     [
-        (0x00, True),  # zero
         (0x0C, True),  # twelve
         (2**32, True),  # arbitrary
         (2**64 - 2, True),  # near-max
@@ -141,7 +140,6 @@ def test_beacon_root_precompile_timestamps(
 @pytest.mark.parametrize(
     "beacon_root, timestamp",
     [
-        (0, 0),  # zero
         (12, 12),  # twelve
         (2**32, 2**32),  # arbitrary
         (2**64 - 2, 2**64 - 2),  # near-max
@@ -182,7 +180,6 @@ def test_beacon_root_equal_to_timestamp(
 @pytest.mark.parametrize(
     "timestamp",
     [
-        0,  # zero
         12,  # twelve
         2**32,  # arbitrary
         2**64 - 2,  # near-max
@@ -207,7 +204,8 @@ def test_beacon_root_tx_timestamp_collisions(
     The expected result is that precompile call will return an equal `parent_beacon_block_root`
     for each timestamp used within the call, as the timestamp index used will be the same.
 
-    Here we are predomintely testing the `timestamp_index` function within the evm.
+    Here we are predomintely testing that the `timestamp_index` and `root_index` are derived
+    correctly in the evm.
     """
     post = {}
     txs, colliding_timestamps = [], []