第 7 章 Ruby on Rails users_controller.rb 错误



我按照第 7 章 Ruby on Rails 教程中的所有说明进行操作,当我最终运行 $ Bundle exec rspec spec spec/时,显示了一系列错误。我仔细检查了我的代码是否有任何拼写错误或任何遗漏的符号。一切似乎都很好。您能否解释一下错误并告诉我哪里出错了???谢谢

USER_PAGES_SPEC。RB

require 'spec_helper'
describe "User pages" do
  subject { page }
  describe "signup page" do
  before {visit signup_path}
    it { should have_selector('h1',    text: 'Sign ') }
    it { should have_selector('title', text: full_title('Sign up')) }
  end
 describe "profile page" do
    let(:user) { FactoryGirl.create(:user) }
    before { visit user_path(user) }
    it { should have_selector('h1',    text: user.name) }
    it { should have_selector('title', text: user.name) }
  end
   describe "signup" do
    before { visit signup_path }
    let(:submit) { "Create my account" }
    describe "with invalid information" do
      it "should not create a user" do
        expect { click_button submit }.not_to change(User, :count)
      end
    end
    describe "with valid information" do
      before do
        fill_in "Name",         with: "Example User"
        fill_in "Email",        with: "user@example.com"
        fill_in "Password",     with: "foobar"
        fill_in "Confirmation", with: "foobar"
      end
      it "should create a user" do
        expect { click_button submit }.to change(User, :count).by(1)
      end
      describe "after saving a user" do
        before {click_button submit}
        let (:user) {user.find_by_email("user@example.com")}
        it {should have_selector('title', text:user.name)}
    end
  end
end
end

USER_CONTROLLER。RB

class UsersController < ApplicationController
  def show
    @user = User.find(params[:id])
  end
  def new
    @user = User.new
  end
  def create
    @user = User.new(params[:user])
    if @user.save
    sign_in @user
    flash[:success] = "Welcome to the Sample App!"
    redirect_to @user
    else
     render 'new'
    end
  end
end

命令行上显示的错误

    3) User pages signup page
 ←[31mFailure/Error:←[0m ←[31mit { should have_selector('title', text: full_

title('注册')) }←[0m ←[31mNoMethodError:←[0m ←[31m未定义方法 full_title' for #<RSpec::Core::ExampleGroup::Neste d_2::Nested_1:0x461b260>←[0m ←[36m # ./spec/requests/user_pages_spec.rb:11:in '←[0m

4) 用户页面个人资料页面 ←[31m故障/错误:←[0m ←[31mit { 应该have_selector('title', text: user.名称) }←[0m ←[31m期望css"title"带有文本"Michael Hartl"返回某些内容←[0米←[36m # ./spec/requests/user_pages_spec.rb:19:in 'block (3 levels) in '←[0m

5)使用有效信息注册的用户页面应创建一个用户 ←[31mFailure/Error:←[0m ←[31mexpect { click_button submit }.to change(User, :count).by(1)←[0m ←[31mNoMethodError:←[0m ←[31m未定义方法sign_in' for #<UsersController:0x45a8f00>←[0m ←[36m # ./app/controllers/users_controller.rb:14:in创建'←[0m←[36m # (eval):2:in click_button'←[0m ←[36m # ./spec/requests/user_pages_spec.rb:43:in块 (5 层) in '←[0m←[36m # ./spec/requests/user_pages_spec.rb:43:in 'block (4 level) in '←[0m

6) 保存用户后使用有效信息注册用户页面 ←[31mFailure/Error:←[0m ←[31mbefore {click_button submit}←[0m ←[31mNoMethodError:←[0m ←[31m未定义方法sign_in' for #<UsersController:0x46341c0>←[0m ←[36m # ./app/controllers/users_controller.rb:14:in创建'←[0m←[36m # (eval):2:in click_button'←[0m ←[36m # ./spec/requests/user_pages_spec.rb:47:in 块 (5 层) in '←[0m

1) 未定义的方法full_title

你定义它吗?

2)期望带有文本"Michael Hartl"的CSS"title"返回一些东西

您尚未在输出 html 中<title>Michael Hartl</title>

3,4)未定义的方法sign_in

你在哪里定义它?

更正您的代码,所有测试都将通过。

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