public static String[] split(String str) {
    return split(str, ESCAPE_CHAR, COMMA);
  }
@Test (timeout = 30000)
  public void testSimpleSplit() throws Exception {
    final String[] TO_TEST = {
        "a/b/c",
        "a/b/c////",
        "///a/b/c",
        "",
        "/",
        "////"};
    for (String testSubject : TO_TEST) {
      assertArrayEquals("Testing '" + testSubject + "'",
        testSubject.split("/"),
        StringUtils.split(testSubject, '/'));
    }
  }