code: def test_basic(self):
      d = {"a": 1, "b": 2, "c": 3}
      combos = get_random_dict_combos(d, 8)
  
      # Sort combos for comparison (sort by length, break ties by value sum)
      combos.sort(key=lambda d: len(d) * 100 + sum(d.values()))
  
      assert combos == [
          # Dictionaries of length 0
          {},
          # Dictionaries of length 1
          *({"a": 1}, {"b": 2}, {"c": 3}),
          # Dictionaries of length 2
          *({"a": 1, "b": 2}, {"a": 1, "c": 3}, {"b": 2, "c": 3}),
          # Dictionaries of length 3
          {"a": 1, "b": 2, "c": 3},
      ]
  
imports: import itertools
  import random
  import sys
  from typing import Dict, List
  import pytest
  from ray import serve
  from ray.serve._private.config import DeploymentConfig
  from ray.serve.deployment import deployment_to_schema, schema_to_deployment
label_desc: Use image node_id 2 for calling the TestGetDictCombos obj's underlying member method code with example usage: obj.test_basic() without return types