.isEqualTo(Integer.MAX_VALUE);
    assertThat(union(setSize(1), setSize(Integer.MAX_VALUE)).maxSize())
        .isEqualTo(Integer.MAX_VALUE);
  }

  public void testIntersection_minSize() {
    assertMinSize(intersection(emptySet(), emptySet()), 0);
    assertMinSize(intersection(setSize(2), setSize(3)), 0);
    assertMinSize(intersection(setSize(3), setSize(2)), 0);