docstr: Test that rt.__getitem__(slice_spec) == expected.
docstr_tok: ["Test","that","rt.__getitem__","(","slice_spec",")","==","expected","."]
code: def testWithEmptyTensor(self, slice_spec, expected):
      """Test that rt.__getitem__(slice_spec) == expected."""
      rt = RaggedTensor.from_row_splits([], [0])
      self._TestGetItem(rt, slice_spec, expected)
  
imports: import re
  from absl.testing import parameterized
  from tensorflow.python.eager import context
  from tensorflow.python.framework import constant_op
  from tensorflow.python.framework import dtypes
  from tensorflow.python.framework import errors
  from tensorflow.python.framework import test_util
  from tensorflow.python.ops import array_ops
  from tensorflow.python.ops import tensor_getitem_override
  from tensorflow.python.ops.ragged import ragged_factory_ops
  from tensorflow.python.ops.ragged.ragged_tensor import RaggedTensor
  from tensorflow.python.platform import googletest
label_desc: Use image node_id 8 for calling the RaggedGetItemTest obj's underlying member method code with example usage: obj.testWithEmptyTensor(slice_spec, expected) without return types