public async void When_FullDepreciationIsApplied_Expect_CurrentPriceEqualsOne(int id) { var item = await _inventoryItemRepository.GetById(id); var category = await _inventoryCategoryRepository.GetById(item.InventoryCategoryId); var lifeExpectancyInDays = _timeService.ConvertYearsToDays((int)category.Deprecation); for (int i = 0; i < lifeExpectancyInDays; i++) { await _backgroundInventoryUpdater.ApplyDepreciationToInventoryItems(); } var itemAfterFullDepreciation = await _inventoryItemRepository.GetById(id); var priceAfterFullDepreciation = Math.Round(itemAfterFullDepreciation.CurrentPrice); Assert.True(priceAfterFullDepreciation == 1, "Failed to apply full depreciation."); }