* interpretation of a limited number of contiguously following characters.
   *
   * @since 8.0
   */
  public static final byte ESC = 27;

  /**
   * File Separator: These four information separators may be used within data in optional fashion,
   * except that their hierarchical relationship shall be: FS is the most inclusive, then GS, then

          supportsPut,
          supportsRemove,
          supportsClear,
          supportsIteratorRemove);
    }

    @Override
    protected String getKeyNotInPopulatedMap() {
      return "four";
    }

    @Override
    protected Integer getValueNotInPopulatedMap() {
      return 4;
    }
  }

  abstract static class RowTests extends MapTests {
    RowTests(

   *     null} is treated as the four-character string {@code "null"}.
   * @param args the arguments to be substituted into the message template. The first argument
   *     specified is substituted for the first occurrence of {@code "%s"} in the template, and so
   *     forth. A {@code null} argument is converted to the four-character string {@code "null"};

      return new SampleElements<>(
          mapEntry("one", collectionOf(10000)),
          mapEntry("two", collectionOf(-2000)),
          mapEntry("three", collectionOf(300)),
          mapEntry("four", collectionOf(-40)),
          mapEntry("five", collectionOf(5)));
    }

    // javac7 can't infer the type parameters correctly in samples()
    private static Collection<Integer> collectionOf(int item) {

            || (byte1 == (byte) 0xED && (byte) 0xA0 <= byte2)
            // Third byte trailing-byte test.
            || bytes[index++] > (byte) 0xBF) {
          return false;
        }
      } else {
        // Four-byte form.
        if (index + 2 >= end) {
          return false;
        }
        int byte2 = bytes[index++];
        if (byte2 > (byte) 0xBF
            // Check that 1 <= plane <= 16. Tricky optimized form of:

    Iterator<String> iterator = asList("one", "two", "three", "four", "five").iterator();
    try {
      Iterators.getOnlyElement(iterator);
      fail();
    } catch (IllegalArgumentException expected) {
      assertThat(expected)
          .hasMessageThat()
          .isEqualTo("expected one element but was: <one, two, three, four, five>");
    }
  }

    Set<Object> zero = ImmutableSet.of();
    Set<Set<Object>> one = powerSet(zero);
    Set<Set<Set<Object>>> two = powerSet(one);
    Set<Set<Set<Set<Object>>>> four = powerSet(two);
    Set<Set<Set<Set<Set<Object>>>>> sixteen = powerSet(four);
    Set<Set<Set<Set<Set<Set<Object>>>>>> sixtyFiveThousandish = powerSet(sixteen);
    assertEquals(1 << 16, sixtyFiveThousandish.size());

        new boolean[] {false, true, false, true, false, true, false},
        2,
        0,
        3,
        new boolean[] {true, false, false, true, false, true, false});

    // Rotate the last four elements
    testRotate(
        new boolean[] {false, true, false, true, false, true, false},
        -6,
        3,
        7,
        new boolean[] {false, true, false, true, false, true, false});

        new boolean[] {false, true, false, true, false, true, false},
        2,
        0,
        3,
        new boolean[] {true, false, false, true, false, true, false});

    // Rotate the last four elements
    testRotate(
        new boolean[] {false, true, false, true, false, true, false},
        -6,
        3,
        7,
        new boolean[] {false, true, false, true, false, true, false});

    testRotate(new short[] {0, 1, 2, 3, 4, 5, 6}, 1, 0, 3, new short[] {2, 0, 1, 3, 4, 5, 6});
    testRotate(new short[] {0, 1, 2, 3, 4, 5, 6}, 2, 0, 3, new short[] {1, 2, 0, 3, 4, 5, 6});

    // Rotate the last four elements
    testRotate(new short[] {0, 1, 2, 3, 4, 5, 6}, -6, 3, 7, new short[] {0, 1, 2, 5, 6, 3, 4});
    testRotate(new short[] {0, 1, 2, 3, 4, 5, 6}, -5, 3, 7, new short[] {0, 1, 2, 4, 5, 6, 3});