public async Task GetShoppingListsByUserIdAsync_WithExistentUserId_ShouldReturnCorrectResult()
{
var errorMessagePrefix = "UserShoppingListService GetShoppingListsByUserIdAsync() method does not work properly.";
// Arrange
MapperInitializer.InitializeMapper();
var context = ApplicationDbContextInMemoryFactory.InitializeContext();
var userShoppingListRepository = new EfRepository <UserShoppingList>(context);
var userShoppingListService = new UserShoppingListService(userShoppingListRepository);
await this.SeedDataAsync(context);
var userId = context.Users.First(x => x.FullName == "User 1").Id;
// Act
var actualResult = (await userShoppingListService
.GetShoppingListsByUserIdAsync(userId))
.ToList();
var expectedResult = userShoppingListRepository
.All()
.Where(x => x.UserId == userId)
.OrderBy(x => x.AddedOn)
.Select(x => x.ShoppingList)
.To <ShoppingListServiceModel>()
.ToList();
// Assert
Assert.True(expectedResult.Count() == actualResult.Count(), errorMessagePrefix + " " + "Collections count mismatch.");
for (int i = 0; i < actualResult.Count(); i++)
{
Assert.True(expectedResult[i].Id == actualResult[i].Id, errorMessagePrefix + " " + "ShoppingList is not returned properly.");
}
}
public async Task GetShoppingListsByUserIdAsync_WithNonExistentUserId_ShouldReturnEmptyCollection()
{
var errorMessagePrefix = "UserShoppingListService GetShoppingListsByUserIdAsync() method does not work properly.";
// Arrange
MapperInitializer.InitializeMapper();
var context = ApplicationDbContextInMemoryFactory.InitializeContext();
var userShoppingListRepository = new EfRepository <UserShoppingList>(context);
var userShoppingListService = new UserShoppingListService(userShoppingListRepository);
await this.SeedDataAsync(context);
var nonExistentUserId = Guid.NewGuid().ToString();
// Act
var actualResult = (await userShoppingListService
.GetShoppingListsByUserIdAsync(nonExistentUserId))
.ToList()
.Count;
var expectedResult = 0;
// Assert
Assert.True(expectedResult == actualResult, errorMessagePrefix + " " + "Collection is not empty.");
}
