testGetOnEmpty(ImmutableSortedSet.<String>of());
  }

  public void testGet_iterable() {
    testGetOnAbc(ImmutableSet.of("a", "b", "c"));
  }

  public void testGet_emptyIterable() {
    testGetOnEmpty(Sets.<String>newHashSet());
  }

  public void testGet_withDefault_negativePosition() {
    assertThrows(