assertArrayEquals(new String[] { "a", "b" }, ArrayUtil.asArray("a", "b"));
        assertArrayEquals(new Integer[] { 1, 2 }, ArrayUtil.asArray(1, 2));
    }

    /**
     * @throws Exception
     */
    @Test
    public void testAddAll() throws Exception {
        final String[] array = new String[] { "111" };
        final String[] newArray = ArrayUtil.add(array, "222");