### Question:
CacheIndexBase implements CacheIndex { public List<Object> greaterThan(Object value) { throw new UnsupportedOperationException(); }  List<Object> equalsTo(Object expectedValue); List<Object> lessThan(Object value); List<Object> lessThanOrEqualsTo(Object value); List<Object> greaterThan(Object value); List<Object> greaterThanOrEqualsTo(Object value); List<Object> between(Object lowerBound, Object upperBound);  }### Answer:
@Test(expected = UnsupportedOperationException.class) public void greaterThan() { indexBase.greaterThan(new Object()); }