code: def test_function_overloading():
      assert m.test_function() == "test_function()"
      assert m.test_function(7) == "test_function(7)"
      assert (
          m.test_function(m.MyEnum.EFirstEntry)
          == "test_function(enum=1)"
      )
      assert (
          m.test_function(m.MyEnum.ESecondEntry)
          == "test_function(enum=2)"
      )
  
      assert m.test_function() == "test_function()"
      assert m.test_function("abcd") == "test_function(char *)"
      assert m.test_function(1, 1.0) == "test_function(int, float)"
      assert m.test_function(1, 1.0) == "test_function(int, float)"
      assert m.test_function(2.0, 2) == "test_function(float, int)"
  
imports: import pytest
label_desc: Use image node_id 2 for calling a global function with example usage: test_function_overloading() without return types