assertEquals(Range.atLeast(1), Range.greaterThan(0).canonical(UNBOUNDED_DOMAIN));

    assertEquals(Range.all(), Range.<Integer>all().canonical(UNBOUNDED_DOMAIN));
  }

  public void testEncloseAll() {
    assertEquals(Range.closed(0, 0), Range.encloseAll(asList(0)));
    assertEquals(Range.closed(-3, 5), Range.encloseAll(asList(5, -3)));