public void TestToDictionaryWhenDuplicateKeysException()
{
var productList = new ProductsList().GetProducts();
var prodToAdd = new ProductsList.Product
{
ID = 6,
Name = "Deodorant",
Price = 6,
Ingredients = new List <ProductsList.Ingredient> {
new ProductsList.Ingredient {
Name = "Fresh"
}, new ProductsList.Ingredient {
Name = "Parfum4"
}
}
};
productList.Add(prodToAdd);
Func <ProductsList.Product, int> myKeyFunc = (x) => x.ID;
Func <ProductsList.Product, string> myElementFunc = (x) => x.Name;
var dictionary = Assert.Throws <ArgumentException>(() => LinqFunctions.ToDictionary(productList, p => myKeyFunc(p), z => myElementFunc(z)));
Assert.Equal("An item with the same key has already been added. Key: 6", dictionary.Message);
}
public void TestToDictionaryWhenExists()
{
var productList = new ProductsList().GetProducts();
Func <ProductsList.Product, int> myKeyFunc = (x) => x.ID;
Func <ProductsList.Product, string> myElementFunc = (x) => x.Name;
var dictionary = LinqFunctions.ToDictionary(productList, p => myKeyFunc(p), z => myElementFunc(z));
var test1 = new KeyValuePair <int, string>(2, "Detergent");
var test2 = new KeyValuePair <int, string>(3, "Sapun");
var test3 = new KeyValuePair <int, string>(6, "Sampon");
var test4 = new KeyValuePair <int, string>(10, "Biocid");
Assert.Contains(test1, dictionary);
Assert.Contains(test2, dictionary);
Assert.Contains(test3, dictionary);
Assert.DoesNotContain(test4, dictionary);
}