我是一个新用户,所以请不要杀了我。我一直在学习Michael Hartl的Rails教程第9章,并取得了一些成功。在运行"bundle-exec-rake-test"命令时,我遇到了3个错误。这些不会影响测试的状态,所以根据Hartl先生的规范,我的测试仍然是红色或绿色的,但我的页面在网络上的外观存在一些问题,我担心错误可能会滚雪球。
有人知道这里发生了什么事吗?我已经尽我所能在Cloud9IDE中手动键入了他的代码块,因此语法应该是100%准确的。我的背景是Java和C#,这些让我想起了编译器错误。
1)错误:
UsersLoginTest#test_login_with_valid_information_followed_by_logout: NoMethodError: undefined method `forget' for nil:NilClass
app/helpers/sessions_helper.rb:41:in `forget'
app/helpers/sessions_helper.rb:48:in `log_out'
app/controllers/sessions_controller.rb:18:in `destroy'
test/integration/users_login_test.rb:33:in `block in <class:UsersLoginTest>'
2)错误:
UsersIndexTest#test_index_as_a_non-admin: SyntaxError: /home/ubuntu/workspace/sample_app/app/views/users/index.html.erb:12: syntax error, unexpected keyword_ensure, expecting end-of-input
test/integration/users_index_test.rb:31:in `block in <class:UsersIndexTest>'
3)错误:
UsersIndexTest#test_index_as_admin_including_pagination_and_delete_links:
NoMethodError: undefined method `email' for nil:NilClass
test/test_helper.rb:19:in `log_in_as'
test/integration/users_index_test.rb:11:in `block in <class:UsersIndexTest>'
37 runs, 84 assertions, 0 failures, 3 errors, 0 skips
测试/模型/test_help.rb
<% provide(:title, 'All users') %>
<h1>All users</h1>
<%= will_paginate %>
<ul class="users">
<%= render @users %>
<% end %>
</ul>
<%= will_paginate %>
测试/集成/users_index_test.rb
require 'test_helper'
class UsersIndexTest < ActionDispatch::IntegrationTest
def setup
@admin = users(:michael)
@non_admin = users(:archer)
end
test "index as admin including pagination and delete links" do
log_in_as(@user)
get users_path
assert_template 'users/index'
assert_select 'div.pagination'
first_page_of_users = User.paginate(page: 1)
first_page_of_users.each do |user|
assert_select 'a[href=?]', user_path(user), text: user.name
unless user == @admin
assert_select 'a[href=?]', user_path(user), text: 'delete',
method: :delete
end
end
assert_difference 'User.count', -1 do
delete user_path(@non_admin)
end
end
test "index as a non-admin" do
log_in_as(@non_admin)
get users_path
assert_select 'a', text: 'delete', count: 0
end
end
测试/集成/users_gin_test.rb
require 'test_helper'
class UsersLoginTest < ActionDispatch::IntegrationTest
def setup
@user = users(:michael)
end
test "login with invalid information" do
get login_path
assert_template 'sessions/new'
post login_path, session: { email: "", password: "" }
assert_template 'sessions/new'
assert_not flash.empty?
get root_path
assert flash.empty?
end
test "login with valid information followed by logout" do
get login_path
post login_path, session: { email: @user.email, password: 'password' }
assert is_logged_in?
assert_redirected_to @user
follow_redirect!
assert_template 'users/show'
assert_select "a[href=?]", login_path, count: 0
assert_select "a[href=?]", logout_path
assert_select "a[href=?]", user_path(@user)
delete logout_path
assert_not is_logged_in?
assert_redirected_to root_url
# Simulate a user clicking logout in a second window
delete logout_path
follow_redirect!
assert_select "a[href=?]", login_path
assert_select "a[href=?]", logout_path, count: 0
assert_select "a[href=?]", user_path(@user), count: 0
end
test "login with remembering" do
log_in_as(@user, remember_me: '0')
assert_nil cookies['remember_token']
end
test "login without remembering" do
log_in_as(@user, remember_me: '0')
assert_nil cookies['remember_token']
end
end
错误#1:您需要提供更多详细信息。但错误跟踪表明,当您第二次使用delete方法调用logout_path时,出现了问题。你能提供你的sessions_helper.rb
文件吗?
错误#2似乎来自index.html.erb
模板。你能把代码贴出来吗?
错误#3:您正试图以@user
身份登录,但未定义此实例变量。将行log_in_as(@user)
更改为:log_in_as(@admin)
。
此外,请注意您的测试"login with remembering"
是错误的,它应该是:
test "login with remembering" do
log_in_as(@user, remember_me: '1')
assert_not_nil cookies['remember_token']
end