@Test
public void testConcat() throws Exception {

    assertEquals("src" + File.separator + "test" + File.separator + "java" + File.separator + "nl" + File.separator + "nn"
            + File.separator + "adapterframework" + File.separator + "util" + File.separator + "test" + File.separator + "test.java", FilenameUtils.concat("src\\test\\java\\nl\\nn\\adapterframework\\util", "test\\test.java"));
}