在这个项目中我使用:
gem 'rails', '~> 5.1.1'
gem 'mongoid', '~> 6.1.0'
gem 'rspec-rails', '~> 3.7'
我有模型书:
class Book
include Mongoid::Document
field :name, type: String
field :author, type: String
field :description, type: String
field :status, type: String
field :image, type: String
has_many :histories, dependent: :destroy
has_many :likes, dependent: :destroy
has_many :comments, dependent: :destroy
validates :name, :author, :description, :status, :image, presence: true
def ordered_histories
histories.order(taken_in: :desc)
end
def book_rating
rating_array = likes.map { |like| like.rate.to_i }
return 0 if rating_array.empty?
(rating_array.sum / rating_array.size).round
end
end
在 Books Controller 中,我只有 Index 和 Show 操作。 这是与 Books Controller 的索引操作相关的代码:
class BooksController < ApplicationController
before_action :set_top_books, only: :index
# GET /books
# GET /books.json
def index
@books = Kaminari.paginate_array(Book.all).page(params[:page])
end
private
def set_top_books
@top_books = Book.all.order_by(likes_count: :desc, histories_count: :desc).limit(5)
end
end
我有书籍工厂。这是代码:
FactoryBot.define do
factory :book do
name { Faker::Book.title }
author { Faker::Book.author }
description { Faker::Lorem.paragraph }
image { Faker::Lorem.sentence }
status { 'In' }
end
end
这是我对 Controller Books action Index 的测试
require 'rails_helper'
RSpec.describe BooksController, type: :controller do
before(:each) do
@user = create(:user)
sign_in @user
end
describe 'GET #index' do
it 'assigns @books' do
book = create(:book)
get :index
expect(assigns(:books)).to eq([book])
end
it 'render index template' do
get :index
expect(response).to render_template('index')
expect(response).to have_http_status(200)
end
end
end
我在这一行有问题 expect(assigns(:books)).to eq([book])
。在这个地方测试失败。我不明白为什么,因为我在开发环境中的代码按预期工作。我也在文档中通过示例进行了测试。这是测试的控制台输出:
Failures:
1) BooksController GET #index assigns @books
Failure/Error: expect(assigns(:books)).to eq([book])
expected: [#<Book _id: 5af815723a4f8d22e7f3daed, name: "The Lathe of Heaven", author: "Edwin Runolfsdottir", de...t aut.", status: "In", image: "Nulla culpa sint perspiciatis nihil saepe perferendis quidem sint.">]
got: [#<Book _id: 5af718cc3a4f8d176e551d86, name: "Precious Bane", author: "Aiden Dicki", description: "Op...luptatibus et sint soluta debitis saepe.", status: "In", image: "Aut et expedita placeat ut quos.">]
(compared using ==)
Diff:
@@ -1,2 +1,6 @@
-[#<Book _id: 5af815723a4f8d22e7f3daed, name: "The Lathe of Heaven", author: "Edwin Runolfsdottir", description: "Et dolorem tenetur et dolore. Sit et magni et ut quos quia. Ab expedita tenetur laborum cumque repellendus magnam. Perferendis saepe id cumque qui numquam. Non maxime et aut.", status: "In", image: "Nulla culpa sint perspiciatis nihil saepe perferendis quidem sint.">]
+[#<Book _id: 5af718cc3a4f8d176e551d86, name: "Precious Bane", author: "Aiden Dicki", description: "Optio quisquam assumenda quaerat non et blanditiis ea. Fugit necessitatibus ipsum cupiditate. Suscipit explicabo vitae tempora illum omnis. Ipsum quam dolore. Rerum possimus ut vero non reprehenderit laboriosam.", status: "In", image: "Est sed autem molestiae earum.">,
+ #<Book _id: 5af718cc3a4f8d176e551d88, name: "Terrible Swift Sword", author: "Rey Beer", description: "Consequatur eligendi eaque aut quisquam voluptatum. Labore ad dolore expedita reiciendis repellat est. Error dolor et doloremque. Velit in qui fugit recusandae quia. Atque non ut accusantium consequatur similique.", status: "In", image: "Illum mollitia sed facere dolor quisquam nisi facilis.">,
+ #<Book _id: 5af718cc3a4f8d176e551d8a, name: "Bury My Heart at Wounded Knee", author: "Viva Leuschke PhD", description: "Voluptatum voluptatem laudantium possimus debitis suscipit velit. Eius assumenda dolorem. Praesentium officia provident. Officia soluta adipisci exercitationem aut at totam eveniet.", status: "In", image: "Ipsum qui nemo enim quo molestiae rerum fugit unde.">,
+ #<Book _id: 5af718cc3a4f8d176e551d8d, name: "Down to a Sunless Sea", author: "Tristian Breitenberg", description: "Ullam sunt repudiandae commodi aliquid repellendus est. Aut reprehenderit in magni saepe quis. Commodi incidunt sit. In repellat beatae aut et esse quae. Veniam nemo natus.", status: "Out", image: "Aut aut commodi quam et quis dolore non voluptates.">,
+ #<Book _id: 5af718cd3a4f8d176e551d90, name: "The Wives of Bath", author: "Devonte Mraz", description: "Similique enim neque et autem libero. Dolorem alias aut est veniam aperiam ea repellat. Consectetur iure quae nihil eos quo et. Voluptatibus et sint soluta debitis saepe.", status: "In", image: "Aut et expedita placeat ut quos.">]
我也试过将页面作为参数传递,如下所示:
get(:index, params: { page: 1 })
但这并没有帮助。 请帮我解决这个问题,因为我所有其他测试都正常。如果您需要更多信息,请告诉我。我可以提供 GitHub url。提前致谢。
最佳答案
这是一个与数据库不干净相关的问题。作为快速修复尝试添加:
Book.destroy_all
在创建一本书之前。正如您回答的那样,数据库清理器的配置是一个可靠的解决方案:
config.before(:suite) do
DatabaseCleaner[:mongoid].strategy = :truncation
DatabaseCleaner.clean_with(:truncation)
end
config.around(:each) do |example|
DatabaseCleaner.cleaning do
example.run
end
end
关于ruby-on-rails - Rspec Controller 分配不按预期工作,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/50315260/