}

  public void testHiddenFiles() {
    assertEquals(".b", simplifyPath(".b"));
    assertEquals(".b", simplifyPath("./.b"));
    assertEquals(".metadata/b", simplifyPath(".metadata/b"));
    assertEquals(".metadata/b", simplifyPath("./.metadata/b"));
  }

  // https://code.google.com/p/guava-libraries/issues/detail?id=716
  public void testMultipleDotFilenames() {
    assertEquals("..a", simplifyPath("..a"));