def test_clear(self):
queue = WishboneQueue()
queue.put("test")
assert queue.size() == 1
def test_empty(self):
queue = WishboneQueue()
queue.put("test")
queue.clear()
assert queue.size() == 0
def test_size(self):
queue = WishboneQueue()
queue.lock()
queue.rescue("test")
assert queue.size() == 1
