public static Collection<Integer> getShardingItems(final String jobId) {
        return JOBS.containsKey(jobId) ? JOBS.get(jobId).getJobRunnerManager().getShardingItems() : Collections.emptyList();
    }
@Test
    void assertGetNotExistedShardingItems() {
        assertThat(PipelineJobRegistry.getShardingItems("bar_job"), is(Collections.emptyList()));
    }