@Test
 public void testAreAnagrams_True2() {
   assertTrue(StringyThingies.areAnagrams("silentt", "listent"));
 }
 @Test
 public void testAreAnagrams_False2() {
   assertFalse(StringyThingies.areAnagrams("silentt", "listenn"));
 }
 @Test
 public void testAreAnagrams_False() {
   assertFalse(StringyThingies.areAnagrams("dinner", "breakfast"));
 }