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

Example 41 with TreeMap

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

the class TreeMapTest method testDescendingEntrySet.

/**
     * descendingEntrySet contains all pairs
     */
public void testDescendingEntrySet() {
    TreeMap map = map5();
    Set s = map.descendingMap().entrySet();
    assertEquals(5, s.size());
    Iterator it = s.iterator();
    while (it.hasNext()) {
        Map.Entry e = (Map.Entry) it.next();
        assertTrue((e.getKey().equals(one) && e.getValue().equals("A")) || (e.getKey().equals(two) && e.getValue().equals("B")) || (e.getKey().equals(three) && e.getValue().equals("C")) || (e.getKey().equals(four) && e.getValue().equals("D")) || (e.getKey().equals(five) && e.getValue().equals("E")));
    }
}

Example 42 with TreeMap

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

the class TreeMapTest method testValues.

/**
     * values collection contains all values
     */
public void testValues() {
    TreeMap map = map5();
    Collection s = map.values();
    assertEquals(5, s.size());
    assertTrue(s.contains("A"));
    assertTrue(s.contains("B"));
    assertTrue(s.contains("C"));
    assertTrue(s.contains("D"));
    assertTrue(s.contains("E"));
}

Example 43 with TreeMap

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

the class TreeMapTest method testKeySet.

/**
     * keySet returns a Set containing all the keys
     */
public void testKeySet() {
    TreeMap map = map5();
    Set s = map.keySet();
    assertEquals(5, s.size());
    assertTrue(s.contains(one));
    assertTrue(s.contains(two));
    assertTrue(s.contains(three));
    assertTrue(s.contains(four));
    assertTrue(s.contains(five));
}

Example 44 with TreeMap

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

the class TreeMapTest method testGet_NullPointerException.

// Exception tests
/**
     * get(null) of nonempty map throws NPE
     */
public void testGet_NullPointerException() {
    TreeMap c = map5();
    try {
        c.get(null);
        shouldThrow();
    } catch (NullPointerException success) {
    }
}

Example 45 with TreeMap

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

the class TreeMapTest method testKeySetDescendingIteratorOrder.

/**
     * descending iterator of key set is inverse ordered
     */
public void testKeySetDescendingIteratorOrder() {
    TreeMap map = map5();
    NavigableSet s = map.navigableKeySet();
    Iterator i = s.descendingIterator();
    Integer last = (Integer) i.next();
    assertEquals(last, five);
    int count = 1;
    while (i.hasNext()) {
        Integer k = (Integer) i.next();
        assertTrue(last.compareTo(k) > 0);
        last = k;
        ++count;
    }
    assertEquals(5, count);
}