public void WithAnyItems_QualityNeverBelowMin(string product)
{
// Init
var item = new Item {
Name = product, SellIn = 11, Quality = 0
};
// Act
var app = new GildedRose(new List <Item> {
item
});
app.UpdateQuality();
// Assert
Assert.GreaterOrEqual(item.Quality, MIN_QUALITY);
}
public void TestForBackStagePassesOverTheQuality()
{
IList <Item> Items = new List <Item>
{
new Item
{
Name = "Backstage passes to a TAFKAL80ETC concert",
SellIn = 1,
Quality = 49
}
};
GildedRose app = new GildedRose(Items);
app.UpdateQuality();
Assert.AreEqual(0, Items[0].SellIn);
Assert.AreEqual(50, Items[0].Quality);
}
public void TestForMaxQualityAgedBrie()
{
IList <Item> Items = new List <Item>
{
new Item
{
Name = "Aged Brie",
SellIn = 0,
Quality = 49
}
};
GildedRose app = new GildedRose(Items);
app.UpdateQuality();
Assert.AreEqual(-1, Items[0].SellIn);
Assert.AreEqual(50, Items[0].Quality);
}
public void UpdateQuality_AnyItem_NotNegative()
{
IList <Item> Items = new List <Item>
{
new Item {
Name = "Regular Item", SellIn = -1, Quality = 0
},
new Item {
Name = "Regular Item", SellIn = 5, Quality = 0
}
};
GildedRose app = new GildedRose(Items);
app.UpdateQuality();
Assert.AreEqual(0, Items[0].Quality);
Assert.AreEqual(0, Items[1].Quality);
}
public void IncreasesAgedBrieQuality()
{
//Arrang
IList <Item> items = new List <Item> {
new Item {
Name = "Aged Brie", SellIn = 2, Quality = 3
}
};
GildedRose app = new GildedRose(items);
app.UpdateQuality();
int startQuality = items[0].Quality;
//Assert
Assert.AreEqual(4, startQuality);
}
public void BackStagePassQualityShouldNotBeMoreThanFifty()
{
int quality = 100;
int daysBeforeConcert = 9;
int increase = 1;
IList <Item> items = new List <Item> {
new Item {
Name = ItemName.BackstagePass,
SellIn = daysBeforeConcert,
Quality = quality
}
};
GildedRose app = new GildedRose(items);
app.UpdateQuality();
Assert.AreEqual(50, items[0].Quality);
}
public void GivenValidConcertTicketItemsWhenUpdateIsCalledThenSellInAndQualityShouldUpdateCorrectly()
{
var items = new List <Item>
{
new Item {
Name = "Backstage passes to a TAFKAL80ETC concert", SellIn = 5, Quality = 10
},
new Item {
Name = "Backstage passes to a TAFKAL80ETC concert", SellIn = 2, Quality = 10
},
new Item {
Name = "Backstage passes to a TAFKAL80ETC concert", SellIn = 2, Quality = 48
},
new Item {
Name = "Backstage passes to a TAFKAL80ETC concert", SellIn = 17, Quality = 5
},
new Item {
Name = "Backstage passes to a TAFKAL80ETC concert", SellIn = 10, Quality = 5
},
new Item {
Name = "Backstage passes to a TAFKAL80ETC concert", SellIn = -1, Quality = 50
},
new Item {
Name = "Backstage passes to a TAFKAL80ETC concert", SellIn = 1, Quality = 50
},
};
var app = new GildedRose(items);
app.UpdateQuality();
Assert.AreEqual(13, items[0].Quality);
Assert.AreEqual(4, items[0].SellIn);
Assert.AreEqual(13, items[1].Quality);
Assert.AreEqual(1, items[1].SellIn);
Assert.AreEqual(50, items[2].Quality);
Assert.AreEqual(1, items[2].SellIn);
Assert.AreEqual(6, items[3].Quality);
Assert.AreEqual(16, items[3].SellIn);
Assert.AreEqual(7, items[4].Quality);
Assert.AreEqual(9, items[4].SellIn);
Assert.AreEqual(0, items[5].Quality);
Assert.AreEqual(-2, items[5].SellIn);
Assert.AreEqual(50, items[6].Quality);
Assert.AreEqual(0, items[6].SellIn);
}
public void AgedBrieQualityIncreasesByTwoAfterSellIn()
{
//Arrange
IList <Item> Items = new List <Item> {
this.getAgedBrie(-1, 5)
};
GildedRose GR = new GildedRose(Items);
int originalSellIn = Items[0].SellIn;
int originalQuality = Items[0].Quality;
//Act
GR.UpdateQuality();
//Assert
Assert.AreEqual(originalQuality + 2, Items[0].Quality);
}
public void AgedBrieQualityNotIncrementedAboveFifty()
{
//Arrange
IList <Item> Items = new List <Item> {
this.getAgedBrie(-1, 50)
};
GildedRose GR = new GildedRose(Items);
int originalSellIn = Items[0].SellIn;
int originalQuality = Items[0].Quality;
//Act
GR.UpdateQuality();
//Assert
Assert.AreEqual(50, Items[0].Quality);
}
public void QualityIsNeverNegative()
{
int initialQuality = 50;
List <Item> items = new List <Item> {
new Item {
Name = "foo", SellIn = 20, Quality = initialQuality
}
};
GildedRose app = new GildedRose(items);
for (int i = 0; i < 200; i++)
{
app.UpdateQuality();
}
items[0].Quality.Should().BeGreaterOrEqualTo(0);
}
public void ItemQualityNotDecrementedBelowZero()
{
//Arrange
IList <Item> Items = new List <Item> {
this.getNormalItem(-1, 0)
};
GildedRose GR = new GildedRose(Items);
int originalSellIn = Items[0].SellIn;
int originalQuality = Items[0].Quality;
//Act
GR.UpdateQuality();
//Assert
Assert.AreEqual(0, Items[0].Quality);
}
public void QualityDegradationTwoItems()
{
IList <Item> items = new List <Item>
{
new Item {
Name = "Good", SellIn = 9, Quality = 12
},
new Item {
Name = "Good2", SellIn = 15, Quality = 8
}
};
GildedRose app = new GildedRose(items);
app.UpdateQuality();
Assert.That(items.Single(i => i.Name == "Good").Quality, Is.EqualTo(11));
Assert.That(items.Single(i => i.Name == "Good2").Quality, Is.EqualTo(7));
}
public void LowerItemValues()
{
IList <Item> Items = new List <Item> {
new Item {
Name = "foo", SellIn = 10, Quality = 10
}
};
GildedRose app = new GildedRose(Items);
app.UpdateQuality();
foreach (var item in Items)
{
Assert.AreEqual(9, item.SellIn);
Assert.AreEqual(9, item.Quality);
}
}
public void GildedRose_UpdateQuality_BackstagePassesIncreasesBy2WithAge_success()
{
bool hasBeenRunToday = false;
int quality = 15;
IList <Item> Items = new List <Item> {
new Item {
Name = "Backstage passes to a TAFKAL80ETC concert",
SellIn = 10, Quality = quality
}
};
GildedRose app = new GildedRose(Items, hasBeenRunToday);
int increment = 2; // backstage quality increase by 2 when 10 to 6 days to concert
int expectedQuality = quality + increment; // this is with the assumption that incrementing of quality of the item is by "increment"
app.UpdateQuality();
Assert.AreEqual(expectedQuality, Items[0].Quality);
}
public void QualityIsCapped()
{
var item = new Item {
Name = Brie, SellIn = InitialSellIn, Quality = MaxQuality
};
IList <Item> Items = new List <Item> {
item
};
GildedRose app = new GildedRose(Items);
for (int i = 1; i <= 20; i++)
{
app.UpdateQuality();
}
Assert.AreEqual(MaxQuality, item.Quality);
}
public void SulfurasSellInNotDecremented()
{
//Arrange
IList <Item> Items = new List <Item> {
this.getSulfuras()
};
GildedRose GR = new GildedRose(Items);
int originalSellIn = Items[0].SellIn;
int originalQuality = Items[0].Quality;
//Act
GR.UpdateQuality();
//Assert
Assert.AreEqual(originalSellIn, Items[0].SellIn);
}
public void SellByDecrementsEachDay()
{
var item = new Item {
Name = "foo", SellIn = InitialSellIn, Quality = InitialHighQuality
};
IList <Item> Items = new List <Item> {
item
};
GildedRose app = new GildedRose(Items);
for (int i = 1; i <= 50; i++)
{
app.UpdateQuality();
}
Assert.AreEqual(-40, item.SellIn);
}
public void BackstagePassesSellInDecrementedByOne()
{
//Arrange
IList <Item> Items = new List <Item> {
this.getBackstagePasses()
};
GildedRose GR = new GildedRose(Items);
int originalSellIn = Items[0].SellIn;
int originalQuality = Items[0].Quality;
//Act
GR.UpdateQuality();
//Assert
Assert.AreEqual(originalSellIn - 1, Items[0].SellIn);
}
public void UpdateQuality_OnSulfuras_QualityStaysSame(int amountOfUpdates)
{
int itemQuality = 5;
int sellIn = 15;
InventoryProduct item = ItemBuilder.Sulfuras().WithSellIn(sellIn).WithQuality(itemQuality).Build();
IList <InventoryProduct> Items = new List <InventoryProduct> {
item
};
GildedRose app = new GildedRose(Items);
for (int i = 0; i < amountOfUpdates; i++)
{
app.UpdateQuality();
}
Assert.AreEqual(itemQuality, Items[0].Quality);
Assert.AreEqual(sellIn, Items[0].SellIn);
}
public void BackstagePassesQualityToZeroAfterSellIn()
{
//Arrange
IList <Item> Items = new List <Item> {
this.getBackstagePasses(-2, 5)
};
GildedRose GR = new GildedRose(Items);
int originalSellIn = Items[0].SellIn;
int originalQuality = Items[0].Quality;
//Act
GR.UpdateQuality();
//Assert
Assert.AreEqual(0, Items[0].Quality);
}
public void UpdateQuality_AgedSellDateNotPassed_IncreasesQuality()
{
IList <Item> Items = new List <Item>
{
new Item {
Name = "Aged Brie", SellIn = 3, Quality = 10
},
new Item {
Name = "Aged Brie", SellIn = 5, Quality = 50
}
};
GildedRose app = new GildedRose(Items);
app.UpdateQuality();
Assert.AreEqual(11, Items[0].Quality);
Assert.AreEqual(50, Items[1].Quality);
}
public void BackstagePassesQualityUpBy3At5Days()
{
//Arrange
IList <Item> Items = new List <Item> {
this.getBackstagePasses(5, 5)
};
GildedRose GR = new GildedRose(Items);
int originalSellIn = Items[0].SellIn;
int originalQuality = Items[0].Quality;
//Act
GR.UpdateQuality();
//Assert
Assert.AreEqual(originalQuality + 3, Items[0].Quality);
}
public void NoChangeSellInOfSulfuras()
{
//Arrang
IList <Item> items = new List <Item> {
new Item {
Name = "Sulfuras, Hand of Ragnaros", SellIn = 0, Quality = 80
}
};
GildedRose app = new GildedRose(items);
app.UpdateQuality();
int startSellIn = items[0].SellIn;
//Assert
Assert.AreEqual(0, startSellIn);
}
public void ConjuredItemDegradesBy4AfterSellIn()
{
//Arrange
IList <Item> Items = new List <Item> {
this.getConjuredItem(-1, 5)
};
GildedRose GR = new GildedRose(Items);
int originalSellIn = Items[0].SellIn;
int originalQuality = Items[0].Quality;
//Act
GR.UpdateQuality();
//Assert
Assert.AreEqual(originalQuality - 4, Items[0].Quality);
}
public void TestForSulfurasHandOfRagnaros()
{
IList <Item> Items = new List <Item>
{
new Item
{
Name = "Sulfuras, Hand of Ragnaros",
SellIn = 0,
Quality = 80
}
};
GildedRose app = new GildedRose(Items);
app.UpdateQuality();
Assert.AreEqual(0, Items[0].SellIn);
Assert.AreEqual(80, Items[0].Quality);
}
public void NormalItemDecrementSellInByOne()
{
//Arrange
IList <Item> Items = new List <Item> {
this.getNormalItem()
};
int originalSellIn = Items[0].SellIn;
int originalQuality = Items[0].Quality;
GildedRose GR = new GildedRose(Items);
//Act
GR.UpdateQuality();
//Assert
Assert.AreEqual(originalSellIn - 1, Items[0].SellIn);
}
public void TestForConjuredManaCakeAfterSellInDatePass()
{
IList <Item> Items = new List <Item>
{
new Item
{
Name = "Conjured Mana Cake",
SellIn = -1,
Quality = 6
}
};
GildedRose app = new GildedRose(Items);
app.UpdateQuality();
Assert.AreEqual(-2, Items[0].SellIn);
Assert.AreEqual(2, Items[0].Quality);
}
public void NormalItemDecrementQualityByTwoAfterSellIn()
{
//Arrange
IList <Item> Items = new List <Item> {
this.getNormalItem(-1, 5)
};
GildedRose GR = new GildedRose(Items);
int originalSellIn = Items[0].SellIn;
int originalQuality = Items[0].Quality;
//Act
GR.UpdateQuality();
//Assert
Assert.AreEqual(originalQuality - 2, Items[0].Quality);
}
public void TestForRegularItem()
{
IList <Item> Items = new List <Item>
{
new Item
{
Name = "+5 Dexterity Vest",
SellIn = 10,
Quality = 20
}
};
GildedRose app = new GildedRose(Items);
app.UpdateQuality();
Assert.AreEqual(9, Items[0].SellIn);
Assert.AreEqual(19, Items[0].Quality);
}
public void WhenItemIsBackstage_QualityIsIncreasing(int sellInn, int increaseSpeed)
{
// Init
int initialQuality = 25;
var item = new Item {
Name = ProductLibrary.PRODUCT_BACKSTAGE_PASSES, SellIn = sellInn, Quality = initialQuality
};
var app = new GildedRose(new List <Item> {
item
});
// Act
app.UpdateQuality();
// Assert
Assert.AreEqual(initialQuality + increaseSpeed, item.Quality);
}
