### Question:
Nonstop implements HolidayCalendar { @Override public boolean isWorkingHours (Instant time) { return true; }  @Override boolean isHoliday(Calendar day); @Override boolean isWorkingHours(Instant time); @Override int getStartOfDay(); @Override int getEndOfDay(); @Override boolean isBeforeWorkingHours(Calendar from); @Override boolean isWeekend(Calendar from);  }### Answer:
@Test public void isWorkingHours () { assertTrue(calendar.isWorkingHours(Instant.ofEpochSecond(1529569605))); assertTrue(calendar.isWorkingHours(Instant.ofEpochSecond(1529579598))); assertTrue(calendar.isWorkingHours(Instant.ofEpochSecond(1529593199))); assertTrue(calendar.isWorkingHours(Instant.ofEpochSecond(1529593200))); assertTrue(calendar.isWorkingHours(Instant.ofEpochSecond(1529553600))); assertTrue(calendar.isWorkingHours(Instant.ofEpochSecond(1529596800))); }