@Test(expected=IllegalArgumentException.class)
public void testOperationWithMissingKey() {
KeyBasedPersistenceTokenService service = getService();
Token token = new DefaultToken("", new Date().getTime(), "");
service.verifyToken(token.getKey());
}
@Test(expected=IllegalArgumentException.class)
public void testOperationWithTamperedKey() {
KeyBasedPersistenceTokenService service = getService();