@Test
d testUnsupportedReferenceLengthThrows() {

ference invalidDataType = mockReference(11); // 11 byte data is not supported
    HdfFileChannel hdfFc = mock(HdfFileChannel.class);
sertThrows(HdfTypeException.class, () -> invalidDataType.fillData(referenceIntBuffer, dims, hdfFc));
    verifyNoInteractions(hdfFc);
}