const std::string dir = testing::TmpDir();
  const std::string output_file_path = io::JoinPath(dir, "statistics.pbtxt");

  TF_CHECK_OK(NodeDefBuilder("op", "CalibrationStatisticsSaver")
                  .Input(inputs)
                  .Attr("ids", ids)
                  .Attr("calibration_methods", calibration_methods)
                  .Attr("output_file_path", output_file_path)
                  .Finalize(node_def()));

  // CHECK-SAME: is_stateless = false

  // CHECK: "tf.CalibrationStatisticsSaver"
  // CHECK-SAME: output_file_path = "serving_default_0.pb"

  // CHECK: "tf.CalibrationStatisticsSaver"
  // CHECK-SAME: output_file_path = "serving_default_1.pb"

  // CHECK: "tf.CalibrationStatisticsSaver"
  // CHECK-SAME: output_file_path = "serving_default_2.pb"

        String buildDir = 'build'
        String overlappingOutputDir

        TestFile getOutputDir() {
            file(outputDirPath)
        }

        TestFile getOutputFile() {
            file(outputFilePath)
        }

        String getOutputDirPath() {
            return "${buildDir}/outputDir"
        }

        String getOutputFilePath() {
            return "${buildDir}/outputFile"
        }