code: def test_autowrap_store_files():
      x, y = symbols("x y")
      tmp = tempfile.mkdtemp()
      TmpFileManager.tmp_folder(tmp)
  
      f = autowrap(x + y, backend="dummy", tempdir=tmp)
      assert f() == str(x + y)
      assert os.access(tmp, os.F_OK)
  
      TmpFileManager.cleanup()
  
imports: import os
  import tempfile
  import shutil
  from io import StringIO
  from sympy.core import symbols, Eq
  from sympy.utilities.autowrap import autowrap, binary_function, CythonCodeWrapper, UfuncifyCodeWrapper, CodeWrapper
  from sympy.utilities.codegen import CCodeGen, C99CodeGen, CodeGenArgumentListError, make_routine
  from sympy.testing.pytest import raises
  from sympy.testing.tmpfiles import TmpFileManager
label_desc: Use image node_id 9 for calling a global function with example usage: test_autowrap_store_files() without return types