@GwtCompatible
@ElementTypesAreNonnullByDefault
public class HashBasedTableColumnTest extends ColumnTests {
  public HashBasedTableColumnTest() {
    super(false, true, true, true, false);
  }

  @Override
  Table<String, Character, Integer> makeTable() {
    return HashBasedTable.create();
  }

@GwtCompatible
@ElementTypesAreNonnullByDefault
public class HashBasedTableRowMapTest extends RowMapTests {
  public HashBasedTableRowMapTest() {
    super(false, true, true, true);
  }

  @Override
  Table<String, Integer, Character> makeTable() {
    return HashBasedTable.create();
  }

@GwtCompatible
@ElementTypesAreNonnullByDefault
public class HashBasedTableRowTest extends RowTests {
  public HashBasedTableRowTest() {
    super(false, true, true, true, true);
  }

  @Override
  Table<Character, String, Integer> makeTable() {
    return HashBasedTable.create();
  }

   * modification operations, but reflects any changes to the underlying character sequence.
   *
   * @param sequence the character sequence to view as a {@code List} of characters
   * @return an {@code List<Character>} view of the character sequence
   * @since 7.0
   */
  public static List<Character> charactersOf(CharSequence sequence) {
    return new CharSequenceAsList(checkNotNull(sequence));
  }

/**
 * @author David Beaumont
 */
@GwtCompatible
@ElementTypesAreNonnullByDefault
public class ArrayBasedCharEscaperTest extends TestCase {
  private static final ImmutableMap<Character, String> NO_REPLACEMENTS = ImmutableMap.of();
  private static final ImmutableMap<Character, String> SIMPLE_REPLACEMENTS =
      ImmutableMap.of(
          '\n', "<newline>",
          '\t', "<tab>",
          '&', "<and>");

   */
  @VisibleForTesting
  static boolean validSurrogatePairAt(CharSequence string, int index) {
    return index >= 0
        && index <= (string.length() - 2)
        && Character.isHighSurrogate(string.charAt(index))
        && Character.isLowSurrogate(string.charAt(index + 1));
  }

  /**
   * Returns the given {@code template} string with each occurrence of {@code "%s"} replaced with

    Character[] array = new Character[elements.length];
    int i = 0;
    for (Object e : elements) {
      array[i++] = (Character) e;
    }
    return create(array);
  }

  /**
   * Creates a new collection containing the given elements; implement this method instead of {@link
   * #create(Object...)}.
   */
  protected abstract List<Character> create(Character[] elements);

  @Override

   * highest character that has been seen. The array will be sparse in the sense that any unseen
   * index will default to null.
   *
   * @return a "sparse" array that holds the replacement mappings.
   */
  public char[] @Nullable [] toArray() {
    char[][] result = new char[max + 1][];
    for (Entry<Character, String> entry : map.entrySet()) {

  public ArrayTableColumnMapTest() {
    super(true, false, false, false);
  }

  @Override
  Table<Integer, String, Character> makeTable() {
    return ArrayTable.create(Arrays.asList(1, 2, 3), Arrays.asList("foo", "bar", "dog"));
  }

  @Override
  protected Map<String, Map<Integer, Character>> makeEmptyMap() {
    throw new UnsupportedOperationException();
  }

  public ArrayTableRowMapTest() {
    super(true, false, false, false);
  }

  @Override
  Table<String, Integer, Character> makeTable() {
    return ArrayTable.create(Arrays.asList("foo", "bar", "dog"), Arrays.asList(1, 2, 3));
  }

  @Override
  protected Map<String, Map<Integer, Character>> makeEmptyMap() {
    throw new UnsupportedOperationException();
  }