code: def testDegenerateIndexMatrix(self):
      with self.session(), self.test_scope():
          tf_ans = _SparseToDense(
              [[2], [3], [4], [5], [6], [7], [8], [9]],
              [10],
              [1, 2, 3, 4, 5, 6, 7, 8],
              -1,
          )
      self.assertAllClose([-1, -1, 1, 2, 3, 4, 5, 6, 7, 8], tf_ans)
  
imports: import numpy
  from tensorflow.compiler.tests import xla_test
  from tensorflow.python.framework import dtypes
  from tensorflow.python.framework import test_util
  from tensorflow.python.ops import array_ops
  from tensorflow.python.ops import sparse_ops
  from tensorflow.python.platform import test
label_desc: Use image node_id 8 for calling the SparseToDenseTest obj's underlying member method code with example usage: obj.testDegenerateIndexMatrix() without return types