Add a short node_id test

Author: hwwhww

tests/core/pyspec/eth2spec/test/eip7594/networking/test_get_custody_columns.py

@@ -76,6 +76,14 @@ def test_get_custody_columns__max_node_id_max_custody_subnet_count_minus_1(spec)
     )
 
 
+@with_eip7594_and_later
+@spec_test
+@single_phase
+def test_get_custody_columns__short_node_id(spec):
+    rng = random.Random(1111)
+    yield from _run_get_custody_columns(spec, rng, node_id=1048576, custody_subnet_count=1)
+
+
 @with_eip7594_and_later
 @spec_test
 @single_phase

tests/formats/networking/get_custody_columns.md

@@ -8,7 +8,7 @@
 
 ```yaml
 description: string            -- optional: description of test case, purely for debugging purposes.
-node_id: int                   -- argument: the NodeId input.
+node_id: int                   -- argument: the NodeID input.
 custody_subnet_count: int      -- argument: the count of custody subnets.
 result: list of int            -- output: the list of resulting column indices.
 ```