### Question:
StringUtils { public static String capitaliseAllWords(String s) { return org.apache.commons.lang.WordUtils.capitalize(s); } private  StringUtils(); static String stripTrailingSlash(String stringWithPossibleTrailingSlash); static String subString(String s, int startIndex, int endIndex, int minLength); static String capitaliseFirstWord(String s); static String capitaliseAllWords(String s);  }### Answer:
@Test public void testCapitaliseAll() { assertEquals("Capitalise Me Please!", StringUtils.capitaliseAllWords("capitalise me please!")); }