@Test public void testReplaceSpecialCharactersAll(){ String original = "Índio, "; assertEquals("Índio, ", Utils.replaceSpecialCharacters(original)); original = "Á, É, Í, Ó, Ú"; assertEquals("Á, É, Í, Ó, Ú", Utils.replaceSpecialCharacters(original)); original = "á, é, í, ó, ú"; assertEquals("á, é, í, ó, ú", Utils.replaceSpecialCharacters(original)); }