???????????????RangeAssert????????????hasRange()??isSortedAscending()?????????????????????б??У??????????????????????????????????1????
??????????????isNotNull()????????鱻?????????null????????У?鯔?????????NullPointerException??????????????????????????????????????
?????????????“this”????????????????????????????RangeAssert????????????????з?????????????
????????????AssertJ Assertions??????AssertJ?????????????????У?顣
????????????“???”??????????ListAssert?????????Range?б??List<Range>????У?顣