@Test
public void get_lowest() {
// given
when(defaultHierarchy.lowestRankName()).thenReturn("low");
OptionCacheKey cacheKey = new OptionCacheKey(defaultHierarchy, LOWEST_RANK, optionKey2);
when(optionCache.get(Optional.of(5), cacheKey)).thenAnswer(answerOf(20));
// when
Integer actual = option.getLowestRanked(optionKey2);
// then
assertThat(actual).isEqualTo(20);
}
