code: def test_shape_with_strides(self, dtype, order):
      x = cupy.zeros(self.shape, dtype=dtype, order=order)
  
      start = [s.start for s in self.slices]
      itemsize = cupy.dtype(dtype).itemsize
      dimsize = [s * itemsize for s in start]
      if len(self.shape) == 1:
          offset = start[0] * itemsize
      else:
          if order == "C":
              offset = self.shape[0] * dimsize[0] + dimsize[1]
          else:
              offset = self.shape[0] * dimsize[1] + dimsize[0]
  
      cai_ptr, _ = x.__cuda_array_interface__["data"]
      slice_cai_ptr, _ = x[self.slices].__cuda_array_interface__["data"]
      cupy_data_ptr = x.data.ptr
      sliced_cupy_data_ptr = x[self.slices].data.ptr
  
      assert cai_ptr == cupy_data_ptr
      assert slice_cai_ptr == sliced_cupy_data_ptr
      assert slice_cai_ptr == cai_ptr + offset
  
imports: import unittest
  import pytest
  from cupy_backends.cuda import stream
  import cupy
  from cupy import _core
  from cupy import testing
label_desc: Use image node_id 1 for calling the TestSlicingMemoryPointer obj's underlying member method code with example usage: obj.test_shape_with_strides(dtype, order) without return types