@Test
 public void testIsArchive() {
   assertEquals(
       "isArchive must return the isArchive value given in " + "the constructor call",
       isArchiv,
       cal.isArchive());
 }
 @Test
 public void testNewCalendar() {
   DocumentReference calDocRef =
       new DocumentReference(context.getDatabase(), "mySpace", "myCalDoc");
   cal = new Calendar(calDocRef, isArchiv);
   assertEquals(calDocRef, cal.getDocumentReference());
   assertEquals(isArchiv, cal.isArchive());
 }