public void GivenFreshItem_WhenSellinPast0_QualityReduces2xFaster()
{
var item = new Item()
{
Name = "Fresh Item", Quality = 4, SellIn = -1
};
var rule = new FreshItemUpdateRule();
rule.Update(item);
item.Quality.Should().Be(0);
}
public void GivenFreshItem_WhenQualityAlready0_QualityIsNotNegative()
{
var item = new Item()
{
Name = "Fresh Item", Quality = 0, SellIn = 2
};
var rule = new FreshItemUpdateRule();
rule.Update(item);
item.Quality.Should().Be(0);
}
public void GivenFreshItem_WhenQualityMoreThan50_QualityResetTo50()
{
var item = new Item()
{
Name = "Fresh Item", Quality = 55, SellIn = 2
};
var rule = new FreshItemUpdateRule();
rule.Update(item);
item.Quality.Should().Be(50);
}
public void GivenFreshItem_WhenUpdated_QualityReducesBy2()
{
var item = new Item()
{
Name = "Fresh Item", Quality = 2, SellIn = 2
};
var rule = new FreshItemUpdateRule();
rule.Update(item);
item.Quality.Should().Be(0);
}
public void GivenFreshItem_SellInMinus1_Quality5_WhenUpdated_ThenFreshItem_SellInMinus2_Quality1_Returned()
{
//GIVEN
var items = new List <Item>()
{
new Item()
{
Name = "Fresh Item", SellIn = -1, Quality = 5
}
};
var rule = new FreshItemUpdateRule();
_inventoryManagementService = new InventoryManagementService(updateRule => rule);
//WHEN
var results = _inventoryManagementService.Update(items);
//THEN
var result = results.First();
result.Should().Be("Fresh Item -2 1");
}
