public void testFindAvailableCopyReturnsNullWhenCopyIsBorrowed() throws Exception {
gateway.addCopy(new Book("isbn2", "Peace and War", "Toy Story")).getId();
List copies = gateway.findAllCopies("isbn2");
MediaCopy copy = (MediaCopy) copies.get(0);
copy.setLoaned(new LoanReceipt(new Patron(DateUtil.dateFromString("1/1/2000"))));
assertEquals(null, gateway.findAvailableCopy("isbn2"));
}
public void testFindAvailableCopyReturnsCopyWhenOneCopyOfManyIsBorrowed() throws Exception {
gateway.addCopies(new Book("isbn1", "Peace and War 1", "Toy Story"), 2);
List copies = gateway.findAllCopies("isbn1");
MediaCopy copy = (MediaCopy) copies.get(0);
copy.setLoaned(new LoanReceipt(new Patron(DateUtil.dateFromString("1/1/2000"))));
assertNotNull(gateway.findAvailableCopy("isbn1"));
}
public void testFindAvailableCopyShouldReturnNullIfNoSuchBook() throws Exception {
assertNull(gateway.findAvailableCopy("noSuchBook"));
}
public void testFindAvailableCopyReturnsCopyWhenCopyIsNotBorrowed() throws Exception {
assertNotNull(gateway.findAvailableCopy("isbn"));
}