我是一个 Rails 菜鸟，并且一直在学习 Michael Hartl 的出色 Rails 3 教程并取得了巨大的成功。到目前为止，我所有的测试都在应该有的时候工作（根据书）。然而，我在第 9 章的开头并且没有通过应该通过的 rspec 测试——即浏览器中的功能是完美的。
我检查了所有内容，甚至查看了示例应用程序的 github 存储库，但仍然无法弄清楚如何解决我的 rspec 问题。任何帮助是极大的赞赏。
问题中的错误
1) Authentication signin with valid information
Failure/Error: it { should have_selector('a', 'Sign out', href: signout_path) }
expected css "Sign out" to return something
# ./spec/requests/authentication_pages_spec.rb:34:in `block (4 levels) in <top (required)>'
2) Authentication signin with valid information
Failure/Error: it { should have_selector('title', text: user.name) }
expected css "title" with text "Example User" to return something
# ./spec/requests/authentication_pages_spec.rb:33:in `block (4 levels) in <top (required)>'
3) User pages signup edit page
Failure/Error: it { should have_selector('title', text: "Edit User" ) }
expected css "title" with text "Edit User" to return something
# ./spec/requests/user_pages_spec.rb:72:in `block (5 levels) in <top (required)>'
其他应用程序文件
规范/请求/authentication_pages_spec.rb
require 'spec_helper'
describe "Authentication" do
subject { page }
describe "signin page" do
before { visit signin_path }
it { should have_selector('h1', text: 'Sign in') }
it { should have_selector('title', text: 'Sign in') }
end
describe "signin" do
before { visit signin_path }
describe "with invalid information" do
before { click_button "Sign in" }
it { should have_selector('title', text: 'Sign in') }
it { should have_selector('div.alert.alert-error', text: 'Invalid') }
end
describe "with valid information" do
let(:user) { FactoryGirl.create(:user) }
before do
fill_in "Email", with: user.email.upcase
fill_in "Password", with: user.password
click_button "Sign in"
end
it { should have_selector('title', text: user.name) }
it { should have_selector('a', 'Sign out', href: signout_path) }
end
end
end
规范/请求/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 up') }
it { should have_selector('title', text: full_title('Sign up')) }
end
describe "profile page" do
let (:user) { FactoryGirl.create(:user) } #Using factory girl to create the test 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
describe "after submission" do
before { click_button submit }
it { should have_selector('title', text: 'Sign up') }
it { should have_content('error') }
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 the user" do
before { click_button submit }
let(:user) { User.find_by_email('user@example.com') }
it { should have_selector('title', text: user.name) }
it { should have_selector('div.alert.alert-success', text: 'Welcome') }
it { should have_link('Sign out') }
end
end
describe "edit" do
let(:user) { FactoryGirl.create(:user) }
before { visit edit_user_path(user) }
describe "page" do
it { should have_selector('h1', text: "Update your profile") }
it { should have_selector('title', text: "Edit User" ) }
it { should have_link('change', href: 'http://gravatar.com/emails') }
end
describe "with invalid information" do
before { click_button "Save changes" }
it { should have_content('error') }
end
end
end
end
应用程序/视图/布局/_header.html.erb
<header class="navbar navbar-fixed-top navbar-inverse">
<div class="navbar-inner">
<div class="container">
<%= link_to "sample app", root_path, id: "logo" %>
<nav>
<ul class="nav pull-right">
<li><%= link_to "Home", root_path %></li>
<li><%= link_to "Help", help_path %></li>
<% if signed_in? %>
<li><%= link_to "Users", '#' %></li>
<li id="fat-menu" class="dropdown">
<a href="#" class="dropdown-toggle" data-toggle="dropdown"> Account <b class="caret"></b>
</a>
<ul class="dropdown-menu">
<li><%= link_to "Profile", current_user %></li>
<li><%= link_to "Settings", '#' %></li>
<li class="divider"></li>
<li>
<%= link_to "Sign out", signout_path, method: "delete" %>
</li>
</ul>
</li>
<% else %>
<li><%= link_to "Sign in", signin_path %></li>
<% end %>
</ul>
</nav>
</div>
</div>
</header>
应用程序/视图/用户/edit.html.erb
<% provide(:title, "Edit user") %>
<h1>Update your profile</h1>
<div class="row">
<div class="span6 offset3">
<%= form_for(@user) do |f| %>
<%= render 'shared/error_messages' %>
<%= f.label :name %>
<%= f.text_field :name %>
<%= f.label :email %>
<%= f.text_field :email %>
<%= f.label :password %>
<%= f.password_field :password %>
<%= f.label :password_confirmation, "Confirm Password" %>
<%= f.password_field :password_confirmation %>
<%= f.submit "Save changes", class: "btn btn-large btn-primary" %>
<% end %>
<%= gravatar_for @user %>
<a href="http://gravatar.com/emails">change</a>
</div>
</div>