code: def test_shrink_const_then_cast(self):
      # regression test to make sure the shapetracker is preserved
      a = (
          Tensor.zeros(4, 4, 4)
          .shrink((None, (0, 0), None))
          .cast(dtypes.int32)
      )
      b = Tensor.zeros(4, 1, 4)
      c = a.cat(b, dim=1)
  
      if isinstance(Device[Device.DEFAULT], Interpreted):
          # TODO: fix cast resets shapetracker and remove this block
          # this is expectedFailure with a condition
          try:
              np.testing.assert_allclose(
                  c.numpy(),
                  np.concatenate((a.numpy(), b.numpy()), axis=1),
              )
          except Exception:
              pass
          else:
              raise ValueError("assert_allclose not failed")
      else:
          np.testing.assert_allclose(
              c.numpy(), np.concatenate((a.numpy(), b.numpy()), axis=1)
          )
  
file_path: tinygrad/test/test_lazybuffer.py
imports: import numpy
  import unittest
  from tinygrad import Tensor, Device, dtypes
  from tinygrad.device import Interpreted
label_desc: Use image node_id 8 for calling the TestLazyBuffer obj's underlying member method code with example usage: obj.test_shrink_const_then_cast() without return types