code: def test_functionalization_with_view_copy(self) -> None:
      def foo(x):
          y = x + 4
          y.add_(4)
          z = y.view(y.shape)
          return x.cos() + z.cos()
  
      x = torch.zeros(4, 2, 3)
  
      ep = export(foo, (x,))._transform_do_not_use(
          ReplaceViewOpsWithViewCopyOpsPass()
      )
      # After this pass, there shouldn't be any view nodes in the graph
      self.assertTrue(
          count_call_function(ep.graph, torch.ops.aten.view.default)
          == 0
      )
      self.assertTrue(
          count_call_function(
              ep.graph, torch.ops.aten.view_copy.default
          )
          > 0
      )
  
imports: import math
  import unittest
  from typing import List, Set
  import operator
  import torch
  from torch.testing._internal.common_utils import run_tests, TestCase
  from torch.testing import FileCheck
  from torch._dynamo.eval_frame import is_dynamo_supported
  from torch.export import export
  from torch._export.pass_base import _ExportPassBaseDeprecatedDoNotUse
  from torch._export.passes.replace_view_ops_with_view_copy_ops_pass import is_view_op, get_view_copy_of_view_op, ReplaceViewOpsWithViewCopyOpsPass
  from torch._export.passes.functionalize_side_effectful_ops_pass import _FunctionalizeSideEffectfulOpsPass
  from functorch.experimental.control_flow import cond
  from torch.fx.passes.operator_support import OperatorSupport
  from torch.fx.passes.infra.partitioner import Partition
  from torch.utils import _pytree
label_desc: Use image node_id 6 for calling the TestPasses obj's underlying member method code with example usage: obj.test_functionalization_with_view_copy() and returns: unknown