public async Task DeleteByIdAsyncShouldDeleteTheProperEntity()
{
var options = new DbContextOptionsBuilder <ApplicationDbContext>()
.UseInMemoryDatabase(databaseName: Guid.NewGuid().ToString()).Options;
AutoMapperConfig.RegisterMappings(Assembly.Load("CookingBook.Web.ViewModels"));
var dbContext = new ApplicationDbContext(options);
dbContext.Add(new Category {
Id = 1, Title = "firstCategory", Image = "firstImage"
});
dbContext.Add(new Category {
Id = 2, Title = "secondCategory", Image = "secondImage"
});
dbContext.Add(new Category {
Id = 3, Title = "thirdCategory", Image = "thirdImage"
});
await dbContext.SaveChangesAsync();
var repository = new EfDeletableEntityRepository <Category>(dbContext);
var service = new CategoriesService(repository);
var result = service.DeleteById(3);
Assert.DoesNotContain(new Category {
Id = 3, Title = "thirdCategory", Image = "thirdImage"
}, dbContext.Categories);
await Assert.ThrowsAnyAsync <Exception>(() => service.DeleteById(234));
}
public void Throw_WhenIdParameterIsInvalid()
{
//Arrange
var categories = new Mock <IEfGenericRepository <Category> >();
var inavlidCategoryId = 0;
var categoriesService = new CategoriesService(categories.Object);
//Act & Assert
Assert.Throws <ArgumentOutOfRangeException>(() => categoriesService.DeleteById(inavlidCategoryId));
}
public void InvokeRepositoryMethosDeleteOnce()
{
//Arrange
var categories = new Mock <IEfGenericRepository <Category> >();
var category = DataHelper.GetCategory();
var categoryId = category.Id;
categories.Setup(x => x.Delete(It.IsAny <int>())).Verifiable();
var categoriesService = new CategoriesService(categories.Object);
//Act
categoriesService.DeleteById(categoryId);
//Assert
categories.Verify(x => x.Delete(It.IsAny <int>()), Times.Once);
}
