IllustrationsPrintingCostsCalculatorTests_v2.cs

public class IllustrationsPrintingCostsCalculatorTests
{
    private readonly IllustrationsPrintingCostsCalculator _calculator;
    
    public IllustrationsPrintingCostsCalculatorTests()
    {       
        var mockPriceDownloader = new Mock<IPriceDownloader>();
        mockPriceDownloader
            .Setup(...)
            .Returns(...);
        
        _calculator = new IllustrationsPrintingCostsCalculator(
            new IllustrationsPlacer(...),
            mockPriceDownloader.Object
        );
    }
    
    [Theory]
    [MemberData(nameof(PrintingCostCalculationTestsData))]
    public void ShouldCalculatellustrationsPrintingCost(...)
    {
        Assert.Equal(expectedCost, _calculator.Calcuate());
    }
}