- github.com/hashicorp/errwrap: [v1.0.0](https://github.com/hashicorp/errwrap/tree/v1.0.0)
- github.com/hashicorp/go-cleanhttp: [v0.5.1](https://github.com/hashicorp/go-cleanhttp/tree/v0.5.1)
- github.com/hashicorp/go-immutable-radix: [v1.0.0](https://github.com/hashicorp/go-immutable-radix/tree/v1.0.0)

    assertListImmutable(result);
    assertEquals(ImmutableList.of(-1), result);
  }

  public void testLeastOfIterable_simple_nMinusOne_withNullElement() {
    List<@Nullable Integer> list = asList(3, null, 5, -1);
    List<@Nullable Integer> result =
        Ordering.<Integer>natural().nullsLast().leastOf(list, list.size() - 1);
    assertTrue(result instanceof RandomAccess);
    assertListImmutable(result);

    assertListImmutable(result);
    assertEquals(ImmutableList.of(-1), result);
  }

  public void testLeastOfIterable_simple_nMinusOne_withNullElement() {
    List<@Nullable Integer> list = asList(3, null, 5, -1);
    List<@Nullable Integer> result =
        Ordering.<Integer>natural().nullsLast().leastOf(list, list.size() - 1);
    assertTrue(result instanceof RandomAccess);
    assertListImmutable(result);

    assertEquals(multimap.hashCode(), unmodifiable.hashCode());
    assertEquals(multimap, unmodifiable);

    assertThat(unmodifiable.asMap().get("bar")).containsExactly(5, -1);
    assertNull(unmodifiable.asMap().get("missing"));

    assertFalse(unmodifiable.entries() instanceof Serializable);
  }