public void testElementSet_contains() {
    assertTrue(
        "multiset.elementSet().contains(present) returned false",
        getMultiset().elementSet().contains(e0()));
  }

  @CollectionSize.Require(absent = ZERO)
  public void testEntrySet_contains() {
    assertTrue(
        "multiset.entrySet() didn't contain [present, 1]",
        getMultiset().entrySet().contains(Multisets.immutableEntry(e0(), 1)));
  }

  public void testElementSet_contains() {
    assertTrue(
        "multiset.elementSet().contains(present) returned false",
        getMultiset().elementSet().contains(e0()));
  }

  @CollectionSize.Require(absent = ZERO)
  public void testEntrySet_contains() {
    assertTrue(
        "multiset.entrySet() didn't contain [present, 1]",
        getMultiset().entrySet().contains(Multisets.immutableEntry(e0(), 1)));
  }

  public void testGetOrDefault_present() {
    assertEquals(
        "getOrDefault(present, def) should return the associated value",
        v0(),
        getMap().getOrDefault(k0(), v3()));
  }

  @CollectionSize.Require(absent = ZERO)
  public void testGetOrDefault_presentNullDefault() {
    assertEquals(
        "getOrDefault(present, null) should return the associated value",
        v0(),

    }

    /** Adds a key-value mapping to the built multimap if it is not already present. */
    @CanIgnoreReturnValue
    @Override
    public Builder<K, V> put(K key, V value) {
      super.put(key, value);
      return this;
    }

    /**
     * Adds an entry to the built multimap if it is not already present.
     *
     * @since 11.0
     */
    @CanIgnoreReturnValue
    @Override

                break;
            case CALLED_NOT_PRESENT:
                result.append("Called name not present");
                break;
            case NO_RESOURCES:
                result.append("Called name present, but insufficient resources");
                break;
            case UNSPECIFIED:
                result.append("Unspecified error");
                break;

  /** 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();
  }

  @IgnoreJRERequirement // *should* be redundant with the annotation on SpliteratorTester

  /** 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> {
    final Spliterator<E> spliterator;

                Arguments.of(NbtException.ERR_SSN_SRVC, NbtException.CALLED_NOT_PRESENT, "ERR_SSN_SRVC/Called name not present"),
                Arguments.of(NbtException.ERR_SSN_SRVC, NbtException.NO_RESOURCES,
                        "ERR_SSN_SRVC/Called name present, but insufficient resources"),
                Arguments.of(NbtException.ERR_SSN_SRVC, NbtException.UNSPECIFIED, "ERR_SSN_SRVC/Unspecified error"),

         */
        boolean isResolved();

        /**
         * Indicates whether the requested artifact is not present in any of the specified repositories.
         *
         * @return {@code true} if the artifact is not present in any repository, {@code false} otherwise.
         */
        boolean isMissing();
    }

    expectUnchanged();
  }

  @MapFeature.Require(SUPPORTS_PUT)
  @CollectionSize.Require(absent = ZERO)
  public void testComputeIfPresent_supportedPresent() {
    assertEquals(
        "computeIfPresent(present, function) should return new value",
        v3(),
        getMap()
            .computeIfPresent(
                k0(),
                (k, v) -> {
                  assertEquals(k0(), k);