public static boolean isJobSuspendable(JobConfig jobConfig) {
        Boolean argument = jobConfig.getArgument(KEY_JOB_IS_SUSPENDABLE);
        return argument == null || argument;
    }
@Test
    public void test_isJobSuspendable() {
        JobConfig nonSuspendableJobConfig = new JobConfig().setArgument(KEY_JOB_IS_SUSPENDABLE, false);
        assertFalse(Util.isJobSuspendable(nonSuspendableJobConfig));

        JobConfig suspendableJobConfig = new JobConfig();
        assertTrue(Util.isJobSuspendable(suspendableJobConfig));

        // With 'true', job is suspendable
        suspendableJobConfig = new JobConfig().setArgument(KEY_JOB_IS_SUSPENDABLE, true);
        assertTrue(Util.isJobSuspendable(suspendableJobConfig));
    }