* - Move that testcases file to the appropriate name under testdata.
     *
     * The last test will take hours, and if it passes, the output will be empty.
     */
    doExtensiveTest("testdata/simplifypathnoprefixtests.txt");
  }

  private void doExtensiveTest(String resourceName) throws IOException {
    Splitter splitter = Splitter.on(CharMatcher.whitespace());
    URL url = getClass().getResource(resourceName);