}

    /**
     * Test method for
     * {@link org.codelibs.core.collection.CollectionsUtil#isEmpty(java.util.Map)}
     * .
     */
    @Test
    public void testIsEmptyMapOfQQ() {
        HashMap<String, String> map = null;
        assertThat(CollectionsUtil.isEmpty(map), is(true));
        map = new HashMap<String, String>();
        assertThat(CollectionsUtil.isEmpty(map), is(true));
    }