@isTest
private class KPIPreviewScheduelTest {
    static testMethod void testMethod1() {
        String CRON_EXP = '0 0 0 3 9 ? 2022';

        System.Test.startTest();
        String jobId = system.schedule('KPIPreviewScheduelTest', CRON_EXP, new KPIPreviewScheduel());
        System.Test.StopTest();
    }
}