assertThat(e).hasCauseThat().isInstanceOf(AssertionError.class);
  }

  @SuppressWarnings("RestrictedApiChecker") // crashes under JDK8, which EP no longer supports
  public void testSubtypeOfInnerClass_nonStaticAnonymousClass() {
    TypeToken<?> supertype = new TypeToken<Mall<Outdoor>.Shop<Electronics>>() {};
    Class<?> subclass = new Mall<Outdoor>().new Shop<Electronics>() {}.getClass();