@Test
    public void test_protectedConstructor() {
        Map<String, Object> inputMap = new HashMap<>();
        inputMap.put("key1", "value1");
        inputMap.put("key2", 456);

        TestDataStoreParams testParams = new TestDataStoreParams(inputMap);

        assertEquals("value1", testParams.get("key1"));
        assertEquals(456, testParams.get("key2"));

  }

  const std::string input_op_name(
      tensorflow::ParseTensorName(input_name).first);
  TF_Operation* input_op =
      TF_GraphOperationByName(graph, input_op_name.c_str());
  ASSERT_TRUE(input_op != nullptr);
  absl::Status status;
  csession.SetInputs({{input_op, TF_TensorFromTensor(input, &status)}});
  ASSERT_TRUE(status.ok()) << status.message();

  const std::string output_op_name(