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

Example 81 with NavigableSet

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

the class TreeSubSetTest method testDescendingRetainAll.

/**
     * retainAll(c) retains only those elements of c and reports true if changed
     */
public void testDescendingRetainAll() {
    NavigableSet q = populatedSet(SIZE);
    NavigableSet p = populatedSet(SIZE);
    for (int i = 0; i < SIZE; ++i) {
        boolean changed = q.retainAll(p);
        if (i == 0)
            assertFalse(changed);
        else
            assertTrue(changed);
        assertTrue(q.containsAll(p));
        assertEquals(SIZE - i, q.size());
        p.pollFirst();
    }
}

Example 82 with NavigableSet

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

the class TreeSubSetTest method testDescendingAddAll3.

/**
     * addAll of a collection with any null elements throws NPE after
     * possibly adding some elements
     */
public void testDescendingAddAll3() {
    NavigableSet q = dset0();
    Integer[] ints = new Integer[SIZE];
    for (int i = 0; i < SIZE - 1; ++i) ints[i] = new Integer(i + SIZE);
    try {
        q.addAll(Arrays.asList(ints));
        shouldThrow();
    } catch (NullPointerException success) {
    }
}

Example 83 with NavigableSet

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

the class TreeSubSetTest method testHeadSetContents.

/**
     * headSet returns set with keys in requested range
     */
public void testHeadSetContents() {
    NavigableSet set = set5();
    SortedSet sm = set.headSet(four);
    assertTrue(sm.contains(one));
    assertTrue(sm.contains(two));
    assertTrue(sm.contains(three));
    assertFalse(sm.contains(four));
    assertFalse(sm.contains(five));
    Iterator i = sm.iterator();
    Object k;
    k = (Integer) (i.next());
    assertEquals(one, k);
    k = (Integer) (i.next());
    assertEquals(two, k);
    k = (Integer) (i.next());
    assertEquals(three, k);
    assertFalse(i.hasNext());
    sm.clear();
    assertTrue(sm.isEmpty());
    assertEquals(2, set.size());
    assertEquals(four, set.first());
}

Example 84 with NavigableSet

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

the class TreeSubSetTest method testDescendingEmptyIterator.

/**
     * iterator of empty set has no elements
     */
public void testDescendingEmptyIterator() {
    NavigableSet q = dset0();
    int i = 0;
    Iterator it = q.iterator();
    while (it.hasNext()) {
        assertTrue(q.contains(it.next()));
        ++i;
    }
    assertEquals(0, i);
}

Example 85 with NavigableSet

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

the class TreeSubSetTest method testDescendingAddNonComparable.

/**
     * Add of non-Comparable throws CCE
     */
public void testDescendingAddNonComparable() {
    NavigableSet q = dset0();
    try {
        q.add(new Object());
        q.add(new Object());
        shouldThrow();
    } catch (ClassCastException success) {
    }
}