@Test
void testIntValueFromTagList_missingTag() {

    assertThatThrownBy(() -> {
        final String allTags = "tag2,tag4,tag1,tag3";
        final String rolledUpTags = "tag3,tagBad";
        final int maskVal = RollUpBitMask.intValueFromTagList(allTags, rolledUpTags);
    }).isInstanceOf(RuntimeException.class);
}