table.clear();
    populate(table, data);
    return table;
  }

  public void testTransposeTransposed() {
    Table<Integer, String, Character> original = HashBasedTable.create();
    assertSame(original, Tables.transpose(Tables.transpose(original)));
  }

  public void testPutOriginalModifiesTranspose() {
    Table<Integer, String, Character> original = HashBasedTable.create();

  }

  @Override
  Table<Integer, String, Character> makeTable() {
    RowSortedTable<Integer, String, Character> original = TreeBasedTable.create();
    return Tables.unmodifiableRowSortedTable(original);
  }

  @Override
  protected Map<String, Map<Integer, Character>> makePopulatedMap() {
    RowSortedTable<Integer, String, Character> table = TreeBasedTable.create();
    table.put(1, "foo", 'a');

  }

  @Override
  Table<String, Character, Integer> makeTable() {
    RowSortedTable<String, Character, Integer> table = TreeBasedTable.create();
    return Tables.unmodifiableRowSortedTable(table);
  }

  @Override
  protected Map<String, Integer> makePopulatedMap() {
    RowSortedTable<String, Character, Integer> table = TreeBasedTable.create();
    table.put("one", 'a', 1);
    table.put("two", 'a', 2);

  }

  @Override
  Table<Integer, String, Character> makeTable() {
    Table<Integer, String, String> original = HashBasedTable.create();
    return Tables.transformValues(original, FIRST_CHARACTER);
  }

  @Override
  protected Map<String, Map<Integer, Character>> makePopulatedMap() {
    Table<Integer, String, String> table = HashBasedTable.create();
    table.put(1, "foo", "apple");

  }

  @Override
  Table<String, Character, Integer> makeTable() {
    Table<String, Character, Integer> table = HashBasedTable.create();
    return Tables.transformValues(table, DIVIDE_BY_2);
  }

  @Override
  protected Map<String, Integer> makePopulatedMap() {
    Table<String, Character, Integer> table = HashBasedTable.create();
    table.put("one", 'a', 1);
    table.put("two", 'a', 2);

    assertTrue(
        RegularImmutableTable.forCells(
                ImmutableSet.of(
                    Tables.immutableCell('a', 1, "blah"),
                    Tables.immutableCell('b', 2, "blah"),
                    Tables.immutableCell('c', 3, "blah")))
            instanceof SparseImmutableTable<?, ?, ?>);
  }

  public void testGet() {

public class TablesTransposeRowTest extends RowTests {
  public TablesTransposeRowTest() {
    super(false, true, true, true, false);
  }

  @Override
  Table<Character, String, Integer> makeTable() {
    Table<String, Character, Integer> original = TreeBasedTable.create();
    return Tables.transpose(original);
  }

    return Collector.of(
        tableSupplier,
        (table, input) ->
            mergeTables(
                table,
                rowFunction.apply(input),
                columnFunction.apply(input),
                valueFunction.apply(input),
                mergeFunction),
        (table1, table2) -> {
          for (Table.Cell<R, C, V> cell2 : table2.cellSet()) {
            mergeTables(

  public void testHashCode() {
    assertEquals(Objects.hashCode('a', 1, "blah"), testTable.hashCode());
  }

  public void testCellSet() {
    assertEquals(ImmutableSet.of(Tables.immutableCell('a', 1, "blah")), testTable.cellSet());
  }

  public void testColumn() {
    assertEquals(ImmutableMap.of(), testTable.column(0));
    assertEquals(ImmutableMap.of('a', "blah"), testTable.column(1));
  }

  }

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

  @Override
  protected Map<String, Map<Integer, Character>> makePopulatedMap() {
    Table<Integer, String, Character> table = HashBasedTable.create();
    table.put(1, "foo", 'a');
    table.put(1, "bar", 'b');