authenticator.setGroupCacheExpiry(60L);

        // Verify method accepts valid values without exception
        assertTrue(true);
    }

    @Test
    public void test_getParentGroup_withDepthLimit() {
        EntraIdAuthenticator authenticator = new EntraIdAuthenticator();
        authenticator.setMaxGroupDepth(2);

        // Test that depth limit returns empty arrays when depth is exceeded