* graphs. Example:
   *
   * {@snippet :
   * static final ImmutableValueGraph<City, Distance> CITY_ROAD_DISTANCE_GRAPH =
   *     ValueGraphBuilder.undirected()
   *         .<City, Distance>immutable()
   *         .putEdgeValue(PARIS, BERLIN, kilometers(1060))
   *         .putEdgeValue(PARIS, BRUSSELS, kilometers(317))

  }

  private static void testRotate(char[] input, int distance, char[] expectedOutput) {
    input = Arrays.copyOf(input, input.length);
    Chars.rotate(input, distance);
    assertThat(input).isEqualTo(expectedOutput);
  }

  private static void testRotate(
      char[] input, int distance, int fromIndex, int toIndex, char[] expectedOutput) {
    input = Arrays.copyOf(input, input.length);

        }

        @Override
        public Integer previous(Integer value) {
          return integers().previous(value);
        }

        @Override
        public long distance(Integer start, Integer end) {
          return integers().distance(start, end);
        }

        @Override
        public Integer minValue() {
          return integers().minValue();
        }

        @Override

        }

        @Override
        public Integer previous(Integer value) {
          return integers().previous(value);
        }

        @Override
        public long distance(Integer start, Integer end) {
          return integers().distance(start, end);
        }

        @Override
        public Integer minValue() {
          return integers().minValue();
        }

        @Override

  }

  private static void testRotate(boolean[] input, int distance, boolean[] expectedOutput) {
    input = Arrays.copyOf(input, input.length);
    Booleans.rotate(input, distance);
    assertThat(input).isEqualTo(expectedOutput);
  }

  private static void testRotate(
      boolean[] input, int distance, int fromIndex, int toIndex, boolean[] expectedOutput) {

  }

  private static void testRotate(double[] input, int distance, double[] expectedOutput) {
    input = Arrays.copyOf(input, input.length);
    Doubles.rotate(input, distance);
    assertThat(input).isEqualTo(expectedOutput);
  }

  private static void testRotate(
      double[] input, int distance, int fromIndex, int toIndex, double[] expectedOutput) {
    input = Arrays.copyOf(input, input.length);

  }

  private static void testRotate(int[] input, int distance, int[] expectedOutput) {
    input = Arrays.copyOf(input, input.length);
    Ints.rotate(input, distance);
    assertThat(input).isEqualTo(expectedOutput);
  }

  private static void testRotate(
      int[] input, int distance, int fromIndex, int toIndex, int[] expectedOutput) {
    input = Arrays.copyOf(input, input.length);

    /**
     * Gets the referral flags.
     *
     * @return the rflags
     */
    public final int getRFlags() {
        return this.rflags;
    }

    /**
     * Gets the proximity value indicating the distance to the target.
     *
     * @return the proximity
     */
    public final int getProximity() {
        return this.proximity;
    }

    /**
     * Gets the alternate path for this referral.
     *

        @Override
        public Integer previous(Integer value) {
          return integers().previous(value);
        }

        @Override
        public long distance(Integer start, Integer end) {
          return integers().distance(start, end);
        }
      };

  public void testCanonical() {
    assertEquals(Range.closedOpen(1, 5), Range.closed(1, 4).canonical(integers()));

        @Override
        public Integer previous(Integer value) {
          return integers().previous(value);
        }

        @Override
        public long distance(Integer start, Integer end) {
          return integers().distance(start, end);
        }
      };

  public void testCanonical() {
    assertEquals(Range.closedOpen(1, 5), Range.closed(1, 4).canonical(integers()));