public void testGetAllISBNs() {
gateway.addCopy(new Book("isbn2", "Peace and War", "Toy Story")).getId();
List isbns = gateway.findAllISBNs();
assertEquals(2, isbns.size());
Iterator iter = isbns.iterator();
while (iter.hasNext()) assertTrue(((String) iter.next()).startsWith("isbn"));
}
public void testAddCopiesCreatesUniqueIds() throws Exception {
List copies = gateway.addCopies(new Book("isbn", "War and Peace", "Tolstoy"), 3);
assertEquals(3, copies.size());
assertEquals(5, gateway.findAllCopies("isbn").size());
Set ids = new HashSet();
for (Iterator iter = gateway.findAllCopies("isbn").iterator(); iter.hasNext(); )
ids.add(((MediaCopy) iter.next()).getId());
assertEquals(5, ids.size());
}
protected void setUp() throws Exception {
super.setUp();
gateway = new MockMediaGateway();
id1 = gateway.addCopy(new Book("isbn", "War and Peace", "Tolstoy")).getId();
id2 = gateway.addCopy(new Book("isbn", "War and Peace", "Tolstoy")).getId();
}