assertEquals("toArray(emptyT[]).length:", getNumElements(), array.length);
    expectArrayContentsInOrder(getOrderedElements(), array);
  }

  public void testToArray_emptyArrayOfObject() {
    Object[] in = new Object[0];
    Object[] array = collection.toArray(in);
    assertEquals(
        "toArray(emptyObject[]) should return an array of type Object",
        Object[].class,