                                   .tuesday : (openTime: opening, closeTime: dateComponents(withHour: 2, minute: 0)),
                                   .wednesday : (openTime: opening, closeTime: dateComponents(withHour: 2, minute: 0))])
         let date = monday(atHour: 23, minute: 59)
-        isOpen(openHours: hours, time: date)
+        assertIsOpen(openHours: hours, time: date)
     }
 
     func testIsClosedWhenCurrentTimeIsAfterMidnightAndClosingTimeIsBeforeMidnight() {

                                      .monday : (openTime: dateComponents(withHour: 7, minute: 0), closeTime: dateComponents(withHour: 21, minute: 0)),
                                      .tuesday : (openTime: dateComponents(withHour: 7, minute: 0), closeTime: dateComponents(withHour: 21, minute: 0))])
        let date = monday(atHour: 21, minute: 00)
        isClosed(openHours: hours, time: date)
    }

    func testIsOpenWhenCurrentTimeIsBeforeMidnightAndClosingTimeIsAfterMidnight() {

                                      .tuesday : (openTime: opening, closeTime: dateComponents(withHour: 2, minute: 0)),
                                      .wednesday : (openTime: opening, closeTime: dateComponents(withHour: 2, minute: 0))])
        let date = tuesday(atHour: 0, minute: 0)
        assertIsClosed(openHours: hours, time: date)
    }

    func testIsOpenWhenCurrentTimeIsAfterMidnightAndBeforeClosingTimeAfterMidnight() {
