@Test
public void testEnableNotifications() {

    DynamoDBCertRecordStore store = new DynamoDBCertRecordStore(dbClient, "Athenz-ZTS-Table", "Athenz-ZTS-Current-Time-Index",null);
    boolean isEnabled = store.enableNotifications(null, null, null);
    assertFalse(isEnabled);
    ZTSClientNotificationSenderImpl ztsClientNotificationSender = new ZTSClientNotificationSenderImpl();
    store = new DynamoDBCertRecordStore(dbClient, "Athenz-ZTS-Table", "Athenz-ZTS-Current-Time-Index", ztsClientNotificationSender);
    isEnabled = store.enableNotifications(null, null, null);
    assertFalse(isEnabled);
    NotificationManager notificationManager = Mockito.mock(NotificationManager.class);
    RolesProvider rolesProvider = Mockito.mock(RolesProvider.class);
    String serverName = "testServer";
    isEnabled = store.enableNotifications(notificationManager, rolesProvider, serverName);
    assertTrue(isEnabled);
}