assertEquals(Range.atLeast(Integer.MIN_VALUE), Range.<Integer>all().canonical(integers()));
  }

  public void testCanonical_unboundedDomain() {
    assertEquals(Range.lessThan(0), Range.lessThan(0).canonical(UNBOUNDED_DOMAIN));
    assertEquals(Range.lessThan(1), Range.atMost(0).canonical(UNBOUNDED_DOMAIN));
    assertEquals(Range.atLeast(0), Range.atLeast(0).canonical(UNBOUNDED_DOMAIN));

    assertEquals(Range.atLeast(Integer.MIN_VALUE), Range.<Integer>all().canonical(integers()));
  }

  public void testCanonical_unboundedDomain() {
    assertEquals(Range.lessThan(0), Range.lessThan(0).canonical(UNBOUNDED_DOMAIN));
    assertEquals(Range.lessThan(1), Range.atMost(0).canonical(UNBOUNDED_DOMAIN));
    assertEquals(Range.atLeast(0), Range.atLeast(0).canonical(UNBOUNDED_DOMAIN));

		}
	}
	return nil
}

// BatchJobSizeFilter supports size based filters - LesserThan and GreaterThan
type BatchJobSizeFilter struct {
	line, col  int
	UpperBound BatchJobSize `yaml:"lessThan" json:"lessThan"`
	LowerBound BatchJobSize `yaml:"greaterThan" json:"greaterThan"`
}

// UnmarshalYAML - BatchJobSizeFilter extends unmarshal to extract line, column information

        @Override
        public long distance(Integer start, Integer end) {
          throw new AssertionError();
        }
      };

  public void testCreate_noMin() {
    Range<Integer> range = Range.lessThan(0);
    assertThrows(
        IllegalArgumentException.class,
        () -> ContiguousSet.create(range, UNBOUNDED_THROWING_DOMAIN));
  }

  public void testCreate_noMax() {

        @Override
        public long distance(Integer start, Integer end) {
          throw new AssertionError();
        }
      };

  public void testCreate_noMin() {
    Range<Integer> range = Range.lessThan(0);
    assertThrows(
        IllegalArgumentException.class,
        () -> ContiguousSet.create(range, UNBOUNDED_THROWING_DOMAIN));
  }

  public void testCreate_noMax() {

    assertEquals(empty, Sets.subSet(set, Range.lessThan(0)));
    assertEquals(ImmutableSortedSet.of(2), Sets.subSet(set, Range.lessThan(4)));
    assertEquals(ImmutableSortedSet.of(2, 4, 6), Sets.subSet(set, Range.lessThan(7)));
    assertEquals(set, Sets.subSet(set, Range.lessThan(20)));

    assertEquals(empty, Sets.subSet(set, Range.atMost(0)));