### Question:
KieTimeZonePreferencesLoader implements ApplicationPreferencesLoader { String getSystemPropertyTimeZone() { return System.getProperty("user.timezone"); }  @Override Map<String, String> load();  }### Answer:
@Test public void testGetTimeZoneWhenTimeZoneIsHST() { doReturn("HST").when(loader).getSystemPropertyTimeZone(); assertEquals("-36000000", getLoaderOffset()); }
@Test public void testGetTimeZoneWhenTimeZoneIsAmericaSaoPaulo() { doReturn("America/Sao_Paulo").when(loader).getSystemPropertyTimeZone(); assertEquals("-10800000", getLoaderOffset()); }