code: @Test public void should_remove_value_from_collections_since_it_matches_one_collections_element_according_to_given_comparator(){
    List<String> hobbits=newArrayList("Merry","Frodo",null,"Merry","Sam");
    assertTrue(caseInsensitiveComparisonStrategy.iterableContains(hobbits,"SAM"));
    caseInsensitiveComparisonStrategy.iterableRemoves(hobbits,"Sam");
    assertFalse(caseInsensitiveComparisonStrategy.iterableContains(hobbits,"SAM"));
    caseInsensitiveComparisonStrategy.iterableRemoves(hobbits,null);
    assertFalse(caseInsensitiveComparisonStrategy.iterableContains(hobbits,null));
  }
  