public void ItemQualityCannotDecreaseBelowMinValue()
{
var normalItem = new NormalItem
{
SellIn = 10,
Quality = 0
};
ManageInventory.ProcessItem(normalItem);
Assert.AreEqual(normalItem.MinQuality, normalItem.Quality);
}
public void ItemQualityCannotExceedMaxValue()
{
var normalItem = new NormalItem
{
SellIn = 10,
Quality = 100
};
ManageInventory.ProcessItem(normalItem);
Assert.AreEqual(normalItem.MaxQuality, normalItem.Quality);
}
public void CheeseItemQualityCannotExceedMaxQuality()
{
var cheeseItem = new CheeseItem
{
Name = "AgedBrie",
SellIn = 10,
Quality = 50
};
ManageInventory.ProcessItem(cheeseItem);
Assert.AreEqual(cheeseItem.MaxQuality, cheeseItem.Quality);
}
public void TicketItemQualityDecreasesToZeroWhenSellInIsZero()
{
var ticketItem = new TicketItem
{
Name = "BackstagePass",
SellIn = 0,
Quality = 10
};
ManageInventory.ProcessItem(ticketItem);
Assert.AreEqual(0, ticketItem.Quality);
}
public void SellInValueLessThanZeroNormalItemQualityDegradesTwiceAsFast()
{
var normalItem = new NormalItem
{
SellIn = -1,
Quality = 10
};
var oldQuality = normalItem.Quality;
ManageInventory.ProcessItem(normalItem);
Assert.AreEqual(oldQuality - 2, normalItem.Quality);
}
public void NormalItemQualityDecreasesByOne()
{
var normalItem = new NormalItem
{
SellIn = 10,
Quality = 10
};
var oldQuality = normalItem.Quality;
ManageInventory.ProcessItem(normalItem);
Assert.AreEqual(oldQuality - 1, normalItem.Quality);
}
public void ConjuredItemQualityDecreasesByTwo()
{
var conjuredItem = new ConjuredItem
{
SellIn = 10,
Quality = 10
};
var oldQuality = conjuredItem.Quality;
ManageInventory.ProcessItem(conjuredItem);
Assert.AreEqual(oldQuality - 2, conjuredItem.Quality);
}
public void SellInValueLessThanZeroConjuredItemQualityDegradesTwiceAsFast()
{
var conjuredItem = new ConjuredItem
{
SellIn = -1,
Quality = 10
};
var oldQuality = conjuredItem.Quality;
ManageInventory.ProcessItem(conjuredItem);
Assert.AreEqual(oldQuality - 4, conjuredItem.Quality);
}
public void CheeseItemQualityIncreasesAsSellInDecreases()
{
var cheeseItem = new CheeseItem
{
Name = "AgedBrie",
SellIn = 10,
Quality = 10
};
var oldQuality = cheeseItem.Quality;
ManageInventory.ProcessItem(cheeseItem);
Assert.AreEqual(oldQuality + 1, cheeseItem.Quality);
}
public void LegendaryItemsQualityDoesNotDegrade()
{
var legendaryItem = new LegendaryItem
{
Name = "Sulfuras",
SellIn = 10,
Quality = 10
};
var oldQuality = legendaryItem.Quality;
ManageInventory.ProcessItem(legendaryItem);
Assert.AreEqual(oldQuality, legendaryItem.Quality);
}
public void LegendaryItemsSellInDoesNotDecrease()
{
var legendaryItem = new LegendaryItem
{
Name = "Sulfuras",
SellIn = 10,
Quality = 10
};
var oldSellIn = legendaryItem.SellIn;
ManageInventory.ProcessItem(legendaryItem);
Assert.AreEqual(oldSellIn, legendaryItem.SellIn);
}
public void TicketItemQualityIncreasesByOneWhenSellInDecreasesAndIsAboveTen()
{
var ticketItem = new TicketItem
{
Name = "BackstagePass",
SellIn = 20,
Quality = 10
};
var oldQuality = ticketItem.Quality;
ManageInventory.ProcessItem(ticketItem);
Assert.AreEqual(oldQuality + 1, ticketItem.Quality);
}
public void TicketItemQualityIncreasesByThreeWhenSellInIsFiveDaysOrLess()
{
var ticketItem = new TicketItem
{
Name = "BackstagePass",
SellIn = 5,
Quality = 10
};
var oldQuality = ticketItem.Quality;
ManageInventory.ProcessItem(ticketItem);
Assert.AreEqual(oldQuality + 3, ticketItem.Quality);
}
public void InvalidItemIsInvalidatedWhenProcessed()
{
var invalidItem = new InvalidItem
{
SellIn = 10,
Quality = 10
};
Assert.IsTrue(invalidItem.IsValid);
ManageInventory.ProcessItem(invalidItem);
Assert.IsFalse(invalidItem.IsValid);
Assert.AreEqual(0, invalidItem.SellIn);
Assert.AreEqual(0, invalidItem.Quality);
}
