Method populatedSet

src/test/java/org/mapdb/BTreeSet2Test.java:34–46

(int n)

     * Integers 0 ... n.
     */
    private NavigableSet<Integer> populatedSet(int n) {
        NavigableSet q = DBMaker.memoryDB().make().
                treeSet("test").serializer(Serializer.INTEGER).make();

        assertTrue(q.isEmpty());
        for (int i = n-1; i >= 0; i-=2)
            assertTrue(q.add(new Integer(i)));
        for (int i = (n & 1); i < n; i+=2)
            assertTrue(q.add(new Integer(i)));
        assertFalse(q.isEmpty());
        assertEquals(n, q.size());
        return q;
    }

    /*
     * Returns a new set of first 5 ints.