new Predicate<Entry<String, Integer>>() {
        @Override
        public boolean apply(Entry<String, Integer> entry) {
          return !"badkey".equals(entry.getKey()) && !((Integer) 55556).equals(entry.getValue());
        }
      };

  protected Multimap<String, Integer> create() {
    Multimap<String, Integer> unfiltered = HashMultimap.create();
    unfiltered.put("foo", 55556);

  public void testKeySetIteratorRemove() {
    int key0Count = multimap().get(k0()).size();
    Iterator<K> keyItr = multimap().keySet().iterator();
    while (keyItr.hasNext()) {
      if (keyItr.next().equals(k0())) {
        keyItr.remove();
      }
    }
    assertEquals(getNumElements() - key0Count, multimap().size());
    assertGet(k0());
  }

    assertFalse(control("foo", 1).equals(entry("foo", 2)));
    assertFalse(entry("foo", 1).equals(control("bar", 1)));
    assertFalse(entry("foo", 1).equals(new Object()));
    assertFalse(entry("foo", 1).equals(null));
  }

  public void testEqualsNull() {
    assertEquals(control(NE, 1), entry(NE, 1));
    assertFalse(control(NE, 1).equals(entry(NE, 2)));
    assertFalse(entry(NE, 1).equals(control("bar", 1)));

      assertTrue(item + " must not be Object#equals to null", !item.equals(null));
      assertTrue(
          item + " must not be Object#equals to an arbitrary object of another class",
          !item.equals(NotAnInstance.EQUAL_TO_NOTHING));
      assertTrue(item + " must be Object#equals to itself", item.equals(item));
      assertEquals(

  }

  @Override
  public int hashCode() { // delegate to 's'
    return s.hashCode();
  }

  @Override
  public boolean equals(@Nullable Object other) {
    if (other == null) {
      return false;
    } else if (other instanceof BaseComparable) {
      return s.equals(((BaseComparable) other).s);
    } else {
      return false;
    }
  }

  @Override
  public int compareTo(BaseComparable o) {

    create().remove();
    create().add("foo");
    create().addAll(ImmutableList.of("foo"));
    create().clear();
    create().contains("foo");
    create().containsAll(ImmutableList.of("foo"));
    create().equals(new ArrayDeque<>(ImmutableList.of("foo")));
    create().hashCode();
    create().isEmpty();
    create().iterator();
    create().remove("foo");
    create().removeAll(ImmutableList.of("foo"));

  }

  @Override
  public <E extends Comparable<?>> E max(Iterable<E> iterable) {
    return NaturalOrdering.INSTANCE.min(iterable);
  }

  // preserving singleton-ness gives equals()/hashCode() for free
  private Object readResolve() {
    return INSTANCE;
  }

  @Override
  public String toString() {
    return "Ordering.natural().reverse()";
  }

   * equals()} contract.
   *
   * <p><b>Java 7+ users:</b> This method should be treated as deprecated; use {@link
   * java.util.Objects#equals} instead.
   */
  public static boolean equal(@CheckForNull Object a, @CheckForNull Object b) {
    return a == b || (a != null && a.equals(b));
  }

  /**
   * Generates a hash code for multiple values. The hash code is generated by calling {@link

  @MapFeature.Require(SUPPORTS_PUT)
  @CollectionSize.Require(absent = ZERO)
  public void testSetValue_valueAbsent() {
    for (Entry<K, V> entry : getMap().entrySet()) {
      if (entry.getKey().equals(k0())) {
        assertEquals("entry.setValue() should return the old value", v0(), entry.setValue(v3()));
      }
    }
    expectReplacement(entry(k0(), v3()));
  }

  @MapFeature.Require(SUPPORTS_PUT)

    }

    @Override
    public boolean equals(@Nullable Object obj) {
      if (obj instanceof MethodSignature) {
        MethodSignature other = (MethodSignature) obj;
        return name.equals(other.name)
            && parameterTypes.equals(other.parameterTypes)
            && typeSignature.equals(other.typeSignature);
      }

      return false;
    }

    @Override