public void testGetLast_withDefault_empty_null() {
    Iterator<String> iterator = emptyIterator();
    assertThat(Iterators.<@Nullable String>getLast(iterator, null)).isNull();
  }

  public void testGetLast_withDefault_two() {
    Iterator<String> iterator = asList("foo", "bar").iterator();
    assertEquals("bar", Iterators.getLast(iterator, "x"));
  }

  public void testGet_basic() {