@GwtCompatible
@ElementTypesAreNonnullByDefault
public final class SpliteratorTester<E extends @Nullable Object> {
  /** Return type from "contains the following elements" assertions. */
  public interface Ordered {
    /**
     * Attests that the expected values must not just be present but must be present in the order
     * they were given.
     */
    void inOrder();
  }

  private abstract static class GeneralSpliterator<E extends @Nullable Object> {

a complaining tone, `and they all quarrel so dreadfully one can't
hear oneself speak--and they don't seem to have any rules in
particular; at least, if there are, nobody attends to them--and
you've no idea how confusing it is all the things being alive;
for instance, there's the arch I've got to go through next
walking about at the other end of the ground--and I should have

a complaining tone, `and they all quarrel so dreadfully one can't
hear oneself speak--and they don't seem to have any rules in
particular; at least, if there are, nobody attends to them--and
you've no idea how confusing it is all the things being alive;
for instance, there's the arch I've got to go through next
walking about at the other end of the ground--and I should have