### Question:
InstanceController { @ApiOperation("使用的非最新配置的实例") @RequestMapping(value = "/namespaceId/{namespaceId}/releaseIds/{releaseIds}/by-namespace-and-releases-not-in", method = RequestMethod.GET) public Result<List<InstanceDTO>> getByReleasesNotIn(@RequestParam Long namespaceId, @RequestParam String releaseIds) { Set<Long> releaseIdSet = RELEASES_SPLITTER.splitToList(releaseIds).stream().map(Long::parseLong).collect(Collectors.toSet()); if (CollectionUtils.isEmpty(releaseIdSet)) { throw new BizException("release ids can not be empty"); } return Result.ok(instanceService.getByReleasesNotIn(namespaceId, releaseIdSet)); }  @ApiOperation("使用最新配置实例") @PostMapping(value = "by-release") Result<PageDTO<InstanceDTO>> getByRelease(@RequestBody PageQuery<Long> releasePage); @ApiOperation("所有实例") @PostMapping(value = "by-namespace") Result<PageDTO<InstanceDTO>> getByNamespace(@RequestBody PageQuery<InstanceNamespaceReq> instancePageQuery); @ApiOperation("所有实例数") @RequestMapping(value = "/namespaceId/{namespaceId}/count", method = RequestMethod.GET) Result<Number> getInstanceCountByNamespace(@PathVariable Long namespaceId); @ApiOperation("使用的非最新配置的实例") @RequestMapping(value = "/namespaceId/{namespaceId}/releaseIds/{releaseIds}/by-namespace-and-releases-not-in", method = RequestMethod.GET) Result<List<InstanceDTO>> getByReleasesNotIn(@RequestParam Long namespaceId, @RequestParam String releaseIds);  }### Answer:
@Test public void getByReleasesNotIn() { }