Examples of java.util.LinkedList.poll()

java.util.LinkedList.poll()
Retrieves and removes the head (first element) of this list @return the head of this list, or null if this list is empty @since 1.5

    }


    public void test_poll() {
        assertEquals("should return the head", objArray[0], ll.poll());
        LinkedList list = new LinkedList();
        assertNull("should return 'null' if list is empty", list.poll());
    }


    public void test_remove() {
        for (int i = 0; i < objArray.length; i++) {
            assertEquals("should remove the head", objArray[i], ll.remove());

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     * @tests {@link java.util.LinkedList#poll()}
     */
    public void test_poll() {
        assertEquals("should return the head", objArray[0], ll.poll());
        LinkedList list = new LinkedList();
        assertNull("should return 'null' if list is empty", list.poll());
    }


    /**
     * @tests {@link java.util.LinkedList#remove()}
     */

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      {
         LinkedList list = lists[index];


         Assert.assertNotNull(list);


         int elem = (Integer)list.poll();


         Assert.assertEquals(messageCount, elem);


         index++;

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