public void GetIngredientListReturnsListFromDependency()
{
var size = new DTOSize(1, "1", new Money(1), new DTOPosition(1, "1", "1") );
var ingredientListStub = new IngredientListStub();
var ingredientListValidator = new IngredientListValidator(ingredientListStub);
var expected = ingredientListStub.GetIngredientList(size);
var actual = ingredientListValidator.GetIngredientList(size);
Assert.AreEqual(expected[0], actual[0]);
Assert.AreEqual(expected[1], actual[1]);
Assert.AreEqual(expected.Count, actual.Count);
}
public void CantAddIngredientToNonExistingSize()
{
var position = new DTOPosition(1, "1", "1");
var ingredient = new DTOIngredient(1, 1, new DTOSize(2, "1", new Money(1), position),
new DTOConsumable(1, "water", 1));
var ingredientListStub = new IngredientListStub();
var ingredientListValidator = new IngredientListValidator(ingredientListStub);
string error = null;
EventHandler<IngredientListChangedEventArgs> handler = (sender, e) => error = e.Error;
ingredientListValidator.IngredientListChanged += handler;
ingredientListValidator.AddIngredient(ingredient);
}
public void CantUpdateNonExistingIngredient()
{
var position = new DTOPosition(1, "1", "1");
var ingredient = new DTOIngredient(3, 1, new DTOSize(1, "1", new Money(1), position),
new DTOConsumable(1, "water", 1));
var ingredientListStub = new IngredientListStub();
var ingredientListValidator = new IngredientListValidator(ingredientListStub);
string error = null;
EventHandler<IngredientListChangedEventArgs> handler = (sender, e) => error = e.Error;
ingredientListValidator.IngredientListChanged += handler;
ingredientListValidator.UpdateIngredient(ingredient);
Assert.AreEqual("Ingredient water cannot be found", error);
}
public void UpdateIngredientMethod_InvokesDependencyAddIngredientMethod_IfIngredientPassesValidation()
{
var position = new DTOPosition(1, "1", "1");
var ingredient = new DTOIngredient(1, 1, new DTOSize(1, "1", new Money(1), position),
new DTOConsumable(1, "1", 1));
var ingredientListStub = new IngredientListStub();
bool invoked = false;
EventHandler<IngredientListChangedEventArgs> handler = (sender, e) => invoked = true;
ingredientListStub.IngredientListChanged += handler;
var ingredientListValidator = new IngredientListValidator(ingredientListStub);
ingredientListValidator.UpdateIngredient(ingredient);
Assert.IsTrue(invoked);
}
public void CantRepeatConsumable_withAddMethod()
{
var position = new DTOPosition(1, "1", "1");
var ingredient = new DTOIngredient(3, 1, new DTOSize(1, "1", new Money(1), position),
new DTOConsumable(1, "water", 1));
var ingredientListStub = new IngredientListStub();
var ingredientListValidator = new IngredientListValidator(ingredientListStub);
string error = null;
EventHandler<IngredientListChangedEventArgs> handler = (sender, e) => error = e.Error;
ingredientListValidator.IngredientListChanged += handler;
ingredientListValidator.AddIngredient(ingredient);
Assert.AreEqual("Ingredient water already exists", error);
}
public void ReraiseEventOfDependency()
{
var position = new DTOPosition(1, "1", "1");
var ingredient = new DTOIngredient(3, 1, new DTOSize(1, "1", new Money(1), position),
new DTOConsumable(1, "1", 1));
var ingredientListStub = new IngredientListStub();
var ingredientListValidator = new IngredientListValidator(ingredientListStub);
bool invoked = false;
EventHandler<IngredientListChangedEventArgs> handler = (sender, e) => invoked = true;
ingredientListValidator.IngredientListChanged += handler;
ingredientListValidator.AddIngredient(ingredient);
Assert.IsTrue(invoked);
}
public void CanUpdateAmountOnly()
{
var position = new DTOPosition(1, "1", "1");
var ingredient = new DTOIngredient(1, 2, new DTOSize(1, "1", new Money(1), position),
new DTOConsumable(1, "water", 1));
var ingredientListStub = new IngredientListStub();
var ingredientListValidator = new IngredientListValidator(ingredientListStub);
string error = null;
EventHandler<IngredientListChangedEventArgs> handler = (sender, e) => error = e.Error;
ingredientListValidator.IngredientListChanged += handler;
ingredientListValidator.UpdateIngredient(ingredient);
Assert.IsNull(error);
}
