assertEquals(2, list.indexOf("b"));
    assertEquals(4, list.lastIndexOf("b"));
  }

  @J2ktIncompatible
  @GwtIncompatible // SerializableTester
  public void testSerialization_asList() {
    ImmutableMultiset<String> multiset = ImmutableMultiset.of("a", "a", "b", "b", "b");
    SerializableTester.reserializeAndAssert(multiset.asList());
  }

  public void testEquals() {

    assertEquals(2, list.indexOf("b"));
    assertEquals(4, list.lastIndexOf("b"));
  }

  @J2ktIncompatible
  @GwtIncompatible // SerializableTester
  public void testSerialization_asList() {
    ImmutableMultiset<String> multiset = ImmutableMultiset.of("a", "a", "b", "b", "b");
    SerializableTester.reserializeAndAssert(multiset.asList());
  }

  public void testEquals() {