public void Age_WhenCalled_ShouldDecreaseSellInByOne(int sellIn)
{
// Arrange
var item = new GenericItem("", sellIn, 0);
// Act
item.Age();
// Assert
item.SellIn.ShouldBe(sellIn - 1);
}
public void Age_WhenQualityIsZero_ShouldNotDecreaseQuality()
{
// Arrange
var initialQuality = 0;
var item = new GenericItem("", 10, initialQuality);
// Act
item.Age();
// Assert
item.Quality.ShouldBe(initialQuality);
}
public void Age_WhenSellInIsNegativeOrZero_ShouldDecreaseQualityByTwo(int sellIn)
{
// Arrange
var initialQuality = 8;
var item = new GenericItem("", sellIn, initialQuality);
// Act
item.Age();
// Assert
item.Quality.ShouldBe(initialQuality - 2);
}
public void Age_WhenSellInIsPositive_ShouldDecreaseQualityByOne()
{
// Arrange
var initialQuality = 8;
var item = new GenericItem("", 10, initialQuality);
// Act
item.Age();
// Assert
item.Quality.ShouldBe(initialQuality - 1);
}