}

  public void testSimplifyRootedDotDots() {
    assertEquals("/", simplifyPath("/../../.."));
    assertEquals("/", simplifyPath("/../../../"));
  }

  // b/4558855
  public void testMadbotsBug() {
    assertEquals("../this", simplifyPath("../this"));
    assertEquals("../this/is/ok", simplifyPath("../this/is/ok"));
    assertEquals("../ok", simplifyPath("../this/../ok"));
  }