public async Task DeleteByUserIdAndRecipeIdAsync_WithExistentUserIdAndRecipeId_ShouldSuccessfullyDelete()
{
var errorMessagePrefix = "UserCookedRecipeService DeleteByUserIdAndRecipeIdAsync() method does not work properly.";
// Arrange
MapperInitializer.InitializeMapper();
var context = ApplicationDbContextInMemoryFactory.InitializeContext();
var userCookedRecipeRepository = new EfRepository <UserCookedRecipe>(context);
var userCookedRecipeService = new UserCookedRecipeService(userCookedRecipeRepository);
await this.SeedDataAsync(context);
var userId = context.Users.First(x => x.FullName == "User 1").Id;
var recipeId = context.Recipes.First(x => x.Title == "Recipe 1").Id;
// Act
var userCookedRecipesCount = userCookedRecipeRepository.All().Count();
await userCookedRecipeService
.DeleteByUserIdAndRecipeIdAsync(userId, recipeId);
var actualResult = userCookedRecipeRepository.All().Count();
var expectedResult = userCookedRecipesCount - 1;
// Assert
Assert.True(expectedResult == actualResult, errorMessagePrefix + " " + "Count is not reduced properly.");
}
public async Task DeleteByUserIdAndRecipeIdAsync_WithNonExistentUserIdAndRecipeId_ShouldThrowArgumentNullException()
{
// Arrange
MapperInitializer.InitializeMapper();
var context = ApplicationDbContextInMemoryFactory.InitializeContext();
var userCookedRecipeRepository = new EfRepository <UserCookedRecipe>(context);
var userCookedRecipeService = new UserCookedRecipeService(userCookedRecipeRepository);
await this.SeedDataAsync(context);
var nonExistentUserId = Guid.NewGuid().ToString();
var nonExistentRecipeId = Guid.NewGuid().ToString();
// Act
// Assert
await Assert.ThrowsAsync <ArgumentNullException>(async() =>
{
await userCookedRecipeService
.DeleteByUserIdAndRecipeIdAsync(nonExistentUserId, nonExistentRecipeId);
});
}
public async Task DeleteByUserIdAndRecipeIdAsync_WithExistentUserIdAndRecipeId_ShouldReturnCorrectResult()
{
var errorMessagePrefix = "UserCookedRecipeService DeleteByUserIdAndRecipeIdAsync() method does not work properly.";
// Arrange
MapperInitializer.InitializeMapper();
var context = ApplicationDbContextInMemoryFactory.InitializeContext();
var userCookedRecipeRepository = new EfRepository <UserCookedRecipe>(context);
var userCookedRecipeService = new UserCookedRecipeService(userCookedRecipeRepository);
await this.SeedDataAsync(context);
var userId = context.Users.First(x => x.FullName == "User 1").Id;
var recipeId = context.Recipes.First(x => x.Title == "Recipe 1").Id;
// Act
var result = await userCookedRecipeService
.DeleteByUserIdAndRecipeIdAsync(userId, recipeId);
// Assert
Assert.True(result, errorMessagePrefix + " " + "Returns false.");
}