Examples with ArrayDeque java.util.ArrayDeque used on opensource projects

Example 51 with ArrayDeque

use of java.util.ArrayDeque in project mapdb by jankotek.

the class ArrayDequeTest method testOfferLast.

/**
     * offerLast(x) succeeds
     */
public void testOfferLast() {
    ArrayDeque q = new ArrayDeque();
    assertTrue(q.offerLast(zero));
    assertTrue(q.offerLast(one));
    assertSame(zero, q.peekFirst());
    assertSame(one, q.peekLast());
}

Example 52 with ArrayDeque

use of java.util.ArrayDeque in project mapdb by jankotek.

the class ArrayDequeTest method testAddNull.

/**
     * add(null) throws NPE
     */
public void testAddNull() {
    ArrayDeque q = new ArrayDeque();
    try {
        q.add(null);
        shouldThrow();
    } catch (NullPointerException success) {
    }
}

Example 53 with ArrayDeque

use of java.util.ArrayDeque in project mapdb by jankotek.

the class ArrayDequeTest method testPoll.

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

Example 54 with ArrayDeque

use of java.util.ArrayDeque in project mapdb by jankotek.

the class ArrayDequeTest method testContains.

/**
     * contains(x) reports true when elements added but not yet removed
     */
public void testContains() {
    ArrayDeque q = populatedDeque(SIZE);
    for (int i = 0; i < SIZE; ++i) {
        assertTrue(q.contains(new Integer(i)));
        assertEquals(i, q.pollFirst());
        assertFalse(q.contains(new Integer(i)));
    }
}

Example 55 with ArrayDeque

use of java.util.ArrayDeque in project mapdb by jankotek.

the class ArrayDequeTest method testContainsAll.

/**
     * containsAll(c) is true when c contains a subset of elements
     */
public void testContainsAll() {
    ArrayDeque q = populatedDeque(SIZE);
    ArrayDeque p = new ArrayDeque();
    for (int i = 0; i < SIZE; ++i) {
        assertTrue(q.containsAll(p));
        assertFalse(p.containsAll(q));
        assertTrue(p.add(new Integer(i)));
    }
    assertTrue(p.containsAll(q));
}