public void RemoveFilter_ListWith2Filters_RemovedFilterNoLongerInList()
{
DateFilter dateFilter = new DateFilter(DateTime);
CategoryFilterCollection.Instance.ToggleCategory(OffenceCategories.Cybercrime);
FilterList.AddFilter(CategoryFilterCollection.Instance);
FilterList.AddFilter(dateFilter);
Assert.AreEqual(2, FilterList.GetFilters().Count);
FilterList.RemoveFilter($"{typeof(DateFilter)}");
Assert.AreEqual(1, FilterList.GetFilters().Count);
Assert.IsFalse(FilterList.GetFilters().Contains(dateFilter));
}