### Question:
BidList implements Parcelable { public void delBid(Bid bid) { bids.remove(bid); } protected  BidList(Parcel in); void add(Bid bid); boolean hasBid(Bid bid); Bid getBid(int index); void delBid(Bid bid); int size(); @Override int describeContents(); @Override void writeToParcel(Parcel dest, int flags); static final Creator<BidList> CREATOR; }### Answer:
@Test public void delBid() throws Exception { BidList bidsList = new BidList(); Bid myBid = new Bid("test_user_name", (float) 19.99); assertFalse(bidsList.hasBid(myBid)); bidsList.add(myBid); assertTrue(bidsList.hasBid(myBid)); bidsList.delBid(myBid); assertFalse(bidsList.hasBid(myBid)); }