@Test
public void testSplitCommaSeperatedSystemProperty() {

    String systemProperty = "athenz.zts.notification_cert_fail_ignored_services_list";
    System.setProperty(systemProperty, "aaa, bbb, ccc");
    List<String> values = AthenzUtils.splitCommaSeperatedSystemProperty(systemProperty);
    assertEquals(3, values.size());
    assertEquals("aaa", values.get(0));
    assertEquals("bbb", values.get(1));
    assertEquals("ccc", values.get(2));
    List<String> values2 = AthenzUtils.splitCommaSeperatedSystemProperty("unset.property");
    assertEquals(new ArrayList<>(), values2);
    System.clearProperty(systemProperty);
}