test cron expression

gistfile1.java

@Test
public void testCronExpression() throws Exception {
    CronExpression ce = new CronExpression("0 0 0 * * ?");
    Date next = new Date();
    for (int count = 0; count <= 20; count++) {
        next = ce.getNextValidTimeAfter(next);
        System.out.println(next);
    }
    assert true;
}