public void WhenGetItemsIsInvokedThenReturnsResultOfFridgeGetItems()
{
var expectedItemTypeState = new ItemTypeState {
Name = "Soda", Type = 10, Capacity = 100, FillFactor = 40
};
_smartFridge.Setup(s => s.GetItems(0.5)).Returns(new List <ItemTypeState>()
{
expectedItemTypeState
});
var itemTypes = _smartFridgeManager.GetItems(0.5).ToList();
Assert.Single(itemTypes);
var itemTypeState = itemTypes.First();
Assert.Equal(expectedItemTypeState, itemTypeState);
}
public void GetItemsForShoppingListReturnsCorrectItems_WhenFridgeHasNoAlmostEmptyItems()
{
// Arrange
var sfm = new SmartFridgeManager();
var item1UUID = "18976";
var itemType = 123L;
var itemName = "Orange Juice";
double item1FillFactor = 0.75d;
sfm.HandleItemAdded(itemType, item1UUID, itemName, item1FillFactor);
double thresholdFillFactor = 0.5;
// Act
var items = sfm.GetItems(thresholdFillFactor);
// Assert
Assert.Empty(items);
}
public void GetItemsForShoppingListReturnsCorrectItems_WhenAnItemIsForgottenItShouldNotBeReturned()
{
// Arrange
var sfm = new SmartFridgeManager();
var item1UUID = "1897";
var itemType = 123L;
var itemName = "Orange Juice";
double item1FillFactor = 1.0d;
sfm.HandleItemAdded(itemType, item1UUID, itemName, item1FillFactor);
double thresholdFillFactor = 0.5;
// Act
sfm.ForgetItem(itemType);
var items = sfm.GetItems(thresholdFillFactor);
// Assert
Assert.Empty(items);
}
public void GetItems_NegativeThresholdNotAllowed()
{
// Arrange
var sfm = new SmartFridgeManager();
var item1UUID = "1897";
var ojItemType = 123L;
var itemName = "Orange Juice";
double ojFillFactor = 0.25d;
sfm.HandleItemAdded(ojItemType, item1UUID, itemName, ojFillFactor);
var item2UUID = "2897";
double item2FillFactor = 1.0d;
var otherItemType = 333L;
sfm.HandleItemAdded(otherItemType, item2UUID, itemName, item2FillFactor);
var threshold = -1.0d;
// Act & Assert
Assert.Throws <ArgumentOutOfRangeException>(() => sfm.GetItems(threshold));
}
public void GetItemsForShoppingListReturnsCorrectItems_WhenFridgeHasOneItemAlmostEmpty()
{
// Arrange
var sfm = new SmartFridgeManager();
var item1UUID = "18976";
var itemType = 123L;
var itemName = "Orange Juice";
double item1FillFactor = 0.25d;
sfm.HandleItemAdded(itemType, item1UUID, itemName, item1FillFactor);
double thresholdFillFactor = 0.5;
object[] expectedResult = new object[] { itemType, item1FillFactor };
// Act
var items = sfm.GetItems(thresholdFillFactor);
// Assert
Assert.Single(items);
Assert.Contains(expectedResult, items);
}
