/** If the guest is checked in, the returned room must be occupied by the specified guest. */
@Test
public void testGetRoomAfterCheckIn() {
hotel.checkIn(correctPassword, GUEST_NAME_1);
Room room = hotel.getRoom(GUEST_NAME_1);
assertEquals("Guest 1 checked in", GUEST_NAME_1, room.getGuest().getName());
}
/** getRoom must not return any room, if the guest is not checked in */
@Test
public void testGetRoomBeforeCheckIn() {
Room room = hotel.getRoom(GUEST_NAME_1);
assertNull("Guest 1 not checked in", room);
}