public async Task DeleteByShoppingListIdAsync_WithNonExistentShoppingListId_ShouldReturnCorrectResult()
{
var errorMessagePrefix = "UserShoppingListService DeleteByShoppingListIdAsync() 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 nonExistentShoppingListId = Guid.NewGuid().ToString();
// Act
var result = await userShoppingListService.DeleteByShoppingListIdAsync(nonExistentShoppingListId);
// Assert
Assert.False(result, errorMessagePrefix + " " + "Returns true.");
}
public async Task DeleteByShoppingListIdAsync_WithExistentShoppingListId_ShouldReturnCorrectResult()
{
var errorMessagePrefix = "UserShoppingListService DeleteByShoppingListIdAsync() 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 shoppingListId = context.ShoppingLists.First(x => x.Ingredients == "Ingredients 1").Id;
// Act
var result = await userShoppingListService.DeleteByShoppingListIdAsync(shoppingListId);
// Assert
Assert.True(result, errorMessagePrefix + " " + "Returns false.");
}
public async Task DeleteByShoppingListIdAsync_WithExistentShoppingListId_ShouldSuccessfullyDelete()
{
var errorMessagePrefix = "UserShoppingListService DeleteByShoppingListIdAsync() 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 shoppingListId = context.ShoppingLists.First(x => x.Ingredients == "Ingredients 1").Id;
// Act
var userShoppingListsCount = userShoppingListRepository.All().Count();
await userShoppingListService.DeleteByShoppingListIdAsync(shoppingListId);
var actualResult = userShoppingListRepository.All().Count();
var expectedResult = userShoppingListsCount - 1;
// Assert
Assert.True(expectedResult == actualResult, errorMessagePrefix + " " + "Count is not reduced properly.");
}
