ConcurrentLinkedQueueTest.java 文件源码

/**
 * clear removes all elements
 */
public void testClear() {
    ConcurrentLinkedQueue q = populatedQueue(SIZE);
    q.clear();
    assertTrue(q.isEmpty());
    assertEquals(0, q.size());
    q.add(one);
    assertFalse(q.isEmpty());
    q.clear();
    assertTrue(q.isEmpty());
}