protected void addModel(EpoxyModel<?> modelToAdd) {
    int initialSize = models.size();

    pauseModelListNotifications();
    models.add(modelToAdd);
    resumeModelListNotifications();

    notifyItemRangeInserted(initialSize, 1);
  }
@Test
  public void testAllowSetSameModelIdAfterNotify() {
    TestModel testModel = new TestModel();
    testModel.id(100);

    testAdapter.addModel(testModel);
    testModel.id(100);
  }