public void GivenFilterSortOrder_WhenUpdatePageTypeCalled_UpdatesPageTypeDefaultChildOrderRule(FilterSortOrder sortOrder)
{
PageTypeAttribute attribute = new PageTypeAttribute();
attribute.DefaultChildSortOrder = sortOrder;
IPageType pageType = new NativePageType();
pageType.DefaultChildOrderRule = FilterSortOrder.PublishedAscending;
PageTypeUpdater pageTypeUpdater = CreatePageTypeUpdater();
pageTypeUpdater.UpdateDefaultChildOrderRule(pageType, attribute);
Assert.Equal <FilterSortOrder>(sortOrder, pageType.DefaultChildOrderRule);
}