public void PostCate_Success() { // get MOCK var mapper = MapperMock.Get(); // initial mock data var dbContext = _fixture.Context; dbContext.TypeProducts.Add(new TypeProduct { Name = "Product Type" }); // create dependency var cateDao = new CategoryDAO(dbContext); // test var category = new Category { Name = "Product Category Post", TypeProductId = 1 }; var result = cateDao.AddItem(category); var createAtAction = Assert.IsType <CategoryVM>(result); Assert.Equal("Product Category Post", createAtAction.Name); }