public final void doesNotContainEntry(@Nullable Object key, @Nullable Object value) {
    checkNoNeedToDisplayBothValues("entries()")
        .that(checkNotNull(actual).entries())
        .doesNotContain(immutableEntry(key, value));
  }
@Test
  public void doesNotContainEntry() {
    ImmutableMultimap<String, String> multimap = ImmutableMultimap.of("kurt", "kluever");
    assertThat(multimap).doesNotContainEntry("daniel", "ploch");
  }