public final BarcodeParameters getParams() {
        return params;
    }
@Test
    final void testConstructorWithBarcodeFormat() throws IOException {
        try (BarcodeDataFormat barcodeDataFormat = new BarcodeDataFormat(BarcodeFormat.AZTEC)) {
            this.checkParams(BarcodeParameters.IMAGE_TYPE, BarcodeParameters.WIDTH, BarcodeParameters.HEIGHT,
                    BarcodeFormat.AZTEC, barcodeDataFormat.getParams());
        }
    }