Method testContains

src/test/java/org/mapdb/BTreeSet3Test.java:257–264

()

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

    /*
     * clear removes all elements