import org.jspecify.annotations.Nullable;

/** Unit tests for {@link TableCollectors}. */
@GwtCompatible
@NullMarked
public class TableCollectorsTest extends TestCase {
  public void testToImmutableTable() {
    Collector<Cell<String, String, Integer>, ?, ImmutableTable<String, String, Integer>> collector =
        toImmutableTable(Cell::getRowKey, Cell::getColumnKey, Cell::getValue);