code: def test_format_no_errors() -> None:
      json_objects = get_json_objects(1, 3)
  
      result = _format_json_error_messages(json_objects)
      assert_equal(result, "")
  
      result = _format_json_error_messages(json_objects + json_objects)
      assert_equal(result, "")
  
imports: from __future__ import annotations
  from datalad.tests.utils_pytest import assert_equal
  from ..exception import CommandError, _format_json_error_messages
label_desc: Use image node_id 3 for calling a global function with example usage: test_format_no_errors() without return types