code: def test_asfortranarray1(self, dtype):
      def func(xp):
          x = xp.zeros((2, 3), dtype)
          ret = xp.asfortranarray(x)
          assert x.flags.c_contiguous
          assert ret.flags.f_contiguous
          return ret.strides
  
      assert func(numpy) == func(cupy)
  
imports: import unittest
  import pytest
  import numpy
  import cupy
  from cupy import testing
label_desc: Use image node_id 4 for calling the TestKind obj's underlying member method code with example usage: obj.test_asfortranarray1(dtype) and returns: ret