code: def test_cant_create_alias_if_collection_exists(on_disk_vectors):
      second_collection_name = f"{collection_name}_2"
  
      basic_collection_setup(
          collection_name=second_collection_name,
          on_disk_vectors=on_disk_vectors,
      )
  
      response = request_with_validation(
          api="/collections/aliases",
          method="POST",
          body={
              "actions": [
                  {
                      "create_alias": {
                          "alias_name": second_collection_name,
                          "collection_name": collection_name,
                      }
                  }
              ]
          },
      )
      assert not response.ok
      assert response.status_code == 400
  
imports: import pytest
  from .helpers.collection_setup import basic_collection_setup, drop_collection
  from .helpers.helpers import request_with_validation
label_desc: Use image node_id 2 for calling a global function with example usage: test_cant_create_alias_if_collection_exists(on_disk_vectors) without return types