@Test
public void testInvalidJettyHomeDir() {

    System.setProperty(AthenzConsts.ATHENZ_PROP_JETTY_HOME, "unknown");
    try {
        AthenzJettyContainer.createJettyContainer();
        fail();
    } catch (Exception ex) {
        assertTrue(ex instanceof RuntimeException);
    }
    // reset to expected conf directory
    System.setProperty(AthenzConsts.ATHENZ_PROP_JETTY_HOME, "conf");
}