TaskEquality.areTasksEquals(task2, task1);
TaskFetcher fetcher = new TaskFetcher(em);
Assert.assertEquals(Notification.class, fetcher
.fetchTasksForUser("user1")[0].getClass());
Assert.assertEquals(Notification.class, fetcher
.fetchTasksForRole("role1")[0].getClass());
testFecthForUserRoles("user1", new String[] { "role2" }, 1);
testFecthForUserRoles("user2", new String[] { "role1" }, 1);
testFecthForUserRoles("user2", new String[] { "role2" }, 0);