public void DoOperationIncomeOneResourceDifferenetPrice()
{
//Arrange
var operationService = new OperationService();
var storage = new Storage();
var quantity1 = 10;
var price1 = 1m;
var quantity2 = 5;
var price2 = 2m;
var quantityExpected = quantity1 + quantity2;
var totalCostExpected = quantity1 * price1 + quantity2 * price2;
var priceExpected = totalCostExpected / quantityExpected;
//Act
operationService.DoOperation(storage, 0, 10, 1, TransactionDirection.Income);
operationService.DoOperation(storage, 0, 5, 2, TransactionDirection.Income);
var actualCurrency = storage.Currencies.FirstOrDefault(c => c.Id == 0);
//Assert
Assert.Equal(quantityExpected, actualCurrency.Quantity);
Assert.Equal(totalCostExpected, actualCurrency.TotalCost);
Assert.Equal(priceExpected, actualCurrency.Price);
}
public void DoOperationIncomeFewResources()
{
//Arrange
var operationService = new OperationService();
var storage = new Storage();
//Act
operationService.DoOperation(storage, 0, 10, 1, TransactionDirection.Income);
operationService.DoOperation(storage, 1, 10, 2, TransactionDirection.Income);
var actualCurrenciesCount = storage.Currencies.Where(c => c.Quantity > 0).ToList().Count;
//Assert
Assert.Equal(2, actualCurrenciesCount);
}