@Test
public void pathUtilTest19() {

    File[] roots = File.listRoots();
    File basePath = new File(roots[0] + "some" + File.separatorChar + "dir" + File.separatorChar + "dir2");
    File relativePath = new File(roots[0] + "some");
    String path = PathUtil.getRelativeFileInternal(basePath, relativePath);
    Assert.assertEquals(path, ".." + File.separatorChar + "..");
}