}

    /**
     * @throws Exception
     */
    @Test
    public void testFromRootPackage_FileSystem() throws Exception {
        final Traverser[] traversers = TraversalUtil.getTraversers("org.codelibs.core.io.xxx");
        assertThat(traversers, is(notNullValue()));
        assertThat(traversers.length, is(1));

        final Traverser traverser = traversers[0];