@Test
public void testRetrieveConfigSettingInt() {

    
    System.setProperty(ATHENZ_DBPOOL_PROP1, "100");
    assertEquals(DataSourceFactory.retrieveConfigSetting(ATHENZ_DBPOOL_PROP1, 20), 100);
    System.setProperty(ATHENZ_DBPOOL_PROP1, "0");
    assertEquals(DataSourceFactory.retrieveConfigSetting(ATHENZ_DBPOOL_PROP1, 20), 0);
    
    System.setProperty(ATHENZ_DBPOOL_PROP1, "-100");
    assertEquals(DataSourceFactory.retrieveConfigSetting(ATHENZ_DBPOOL_PROP1, 20), -100);
    
    System.clearProperty(ATHENZ_DBPOOL_PROP1);
}