code: def test_texture_input(self):
      width, height, depth = self.dimensions
      dim = 3 if depth != 0 else 2 if height != 0 else 1
  
      texobj = self._prep_texture()
      ker = getattr(self, f"_prep_kernel{dim}D")()
  
      # prepare input
      args = [None, texobj]
      size = width
      if height > 0:
          size *= height
          args.append(width)
      if depth > 0:
          size *= depth
          args.append(height)
      in_arr = cupy.arange(size, dtype=cupy.float32)
      in_arr = in_arr.reshape(self.shape)
      args[0] = in_arr
  
      # compute and validate output
      out_arr = ker(*args)
      expected = in_arr + self.data
      testing.assert_allclose(out_arr, expected)
  
imports: import unittest
  import numpy
  import pytest
  import cupy
  from cupy import testing
  from cupy.cuda import runtime
  from cupy.cuda.texture import ChannelFormatDescriptor, CUDAarray, ResourceDescriptor, TextureDescriptor, TextureObject
label_desc: Use image node_id 5 for calling the TestElementwiseKernelTexture obj's underlying member method code with example usage: obj.test_texture_input() without return types