Examples with ConcurrentLinkedDeque java.util.concurrent.ConcurrentLinkedDeque used on opensource projects

Example 11 with ConcurrentLinkedDeque

use of java.util.concurrent.ConcurrentLinkedDeque in project mapdb by jankotek.

the class ConcurrentLinkedDequeTest method testAddFirstNull.

/**
     * addFirst(null) throws NPE
     */
public void testAddFirstNull() {
    ConcurrentLinkedDeque q = new ConcurrentLinkedDeque();
    try {
        q.addFirst(null);
        shouldThrow();
    } catch (NullPointerException success) {
    }
}

Example 12 with ConcurrentLinkedDeque

use of java.util.concurrent.ConcurrentLinkedDeque in project mapdb by jankotek.

the class ConcurrentLinkedDequeTest method testFirstElement.

/**
     * getFirst() returns first element, or throws NSEE if empty
     */
public void testFirstElement() {
    ConcurrentLinkedDeque q = populatedDeque(SIZE);
    for (int i = 0; i < SIZE; ++i) {
        assertEquals(i, q.getFirst());
        assertEquals(i, q.pollFirst());
    }
    try {
        q.getFirst();
        shouldThrow();
    } catch (NoSuchElementException success) {
    }
}

Example 13 with ConcurrentLinkedDeque

use of java.util.concurrent.ConcurrentLinkedDeque in project mapdb by jankotek.

the class ConcurrentLinkedDequeTest method testPoll.

/**
     * poll() succeeds unless empty
     */
public void testPoll() {
    ConcurrentLinkedDeque q = populatedDeque(SIZE);
    for (int i = 0; i < SIZE; ++i) {
        assertEquals(i, q.poll());
    }
    assertNull(q.poll());
}

Example 14 with ConcurrentLinkedDeque

use of java.util.concurrent.ConcurrentLinkedDeque in project mapdb by jankotek.

the class ConcurrentLinkedDequeTest method testOfferFirstNull.

/**
     * offerFirst(null) throws NPE
     */
public void testOfferFirstNull() {
    ConcurrentLinkedDeque q = new ConcurrentLinkedDeque();
    try {
        q.offerFirst(null);
        shouldThrow();
    } catch (NullPointerException success) {
    }
}

Example 15 with ConcurrentLinkedDeque

use of java.util.concurrent.ConcurrentLinkedDeque in project mapdb by jankotek.

the class ConcurrentLinkedDequeTest method testPop.

/**
     * pop() removes first element, or throws NSEE if empty
     */
public void testPop() {
    ConcurrentLinkedDeque q = populatedDeque(SIZE);
    for (int i = 0; i < SIZE; ++i) {
        assertEquals(i, q.pop());
    }
    try {
        q.pop();
        shouldThrow();
    } catch (NoSuchElementException success) {
    }
}