discourse/spec/requests/application_controller_spec.rb

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require 'rails_helper'
RSpec.describe ApplicationController do
describe '#redirect_to_login_if_required' do
let(:admin) { Fabricate(:admin) }
before do
admin # to skip welcome wizard at home page `/`
SiteSetting.login_required = true
end
it "should carry-forward authComplete param to login page redirect" do
get "/?authComplete=true"
expect(response).to redirect_to('/login?authComplete=true')
end
it "should never cache a login redirect" do
get "/"
expect(response.headers["Cache-Control"]).to eq("no-cache, no-store")
end
end
describe 'invalid request params' do
before do
@old_logger = Rails.logger
@logs = StringIO.new
Rails.logger = Logger.new(@logs)
end
after do
Rails.logger = @old_logger
end
it 'should not raise a 500 (nor should it log a warning) for bad params' do
bad_str = "d\xDE".force_encoding('utf-8')
expect(bad_str.valid_encoding?).to eq(false)
get "/latest.json", params: { test: bad_str }
expect(response.status).to eq(400)
expect(@logs.string).not_to include('exception app middleware')
expect(JSON.parse(response.body)).to eq(
"status" => 400,
"error" => "Bad Request"
)
end
end
describe 'missing required param' do
it 'should return a 400' do
get "/search/query.json", params: { trem: "misspelled term" }
expect(response.status).to eq(400)
expect(JSON.parse(response.body)).to eq(
"errors" => ["param is missing or the value is empty: term"]
)
end
end
describe 'build_not_found_page' do
describe 'topic not found' do
it 'should not redirect to permalink if topic/category does not exist' do
topic = create_post.topic
Permalink.create!(url: topic.relative_url, topic_id: topic.id + 1)
topic.trash!
get topic.relative_url
expect(response.status).to eq(410)
end
it 'should return permalink for deleted topics' do
topic = create_post.topic
external_url = 'https://somewhere.over.rainbow'
Permalink.create!(url: topic.relative_url, external_url: external_url)
topic.trash!
get topic.relative_url
expect(response.status).to eq(301)
expect(response).to redirect_to(external_url)
get "/t/#{topic.id}.json"
expect(response.status).to eq(301)
expect(response).to redirect_to(external_url)
get "/t/#{topic.id}.json", xhr: true
expect(response.status).to eq(200)
expect(response.body).to eq(external_url)
end
it 'supports subfolder with permalinks' do
GlobalSetting.stubs(:relative_url_root).returns('/forum')
Discourse.stubs(:base_uri).returns("/forum")
trashed_topic = create_post.topic
trashed_topic.trash!
new_topic = create_post.topic
permalink = Permalink.create!(url: trashed_topic.relative_url, topic_id: new_topic.id)
# no subfolder because router doesn't know about subfolder in this test
get "/t/#{trashed_topic.slug}/#{trashed_topic.id}"
expect(response.status).to eq(301)
expect(response).to redirect_to("/forum/t/#{new_topic.slug}/#{new_topic.id}")
permalink.destroy
category = Fabricate(:category)
permalink = Permalink.create!(url: trashed_topic.relative_url, category_id: category.id)
get "/t/#{trashed_topic.slug}/#{trashed_topic.id}"
expect(response.status).to eq(301)
expect(response).to redirect_to("/forum/c/#{category.slug}")
permalink.destroy
permalink = Permalink.create!(url: trashed_topic.relative_url, post_id: new_topic.posts.last.id)
get "/t/#{trashed_topic.slug}/#{trashed_topic.id}"
expect(response.status).to eq(301)
expect(response).to redirect_to("/forum/t/#{new_topic.slug}/#{new_topic.id}/#{new_topic.posts.last.post_number}")
end
it 'should return 404 and show Google search' do
get "/t/nope-nope/99999999"
expect(response.status).to eq(404)
expect(response.body).to include(I18n.t('page_not_found.search_button'))
end
it 'should not include Google search if login_required is enabled' do
SiteSetting.login_required = true
sign_in(Fabricate(:user))
get "/t/nope-nope/99999999"
expect(response.status).to eq(404)
expect(response.body).to_not include('google.com/search')
end
end
end
describe "#handle_theme" do
let(:theme) { Fabricate(:theme, user_selectable: true) }
let(:theme2) { Fabricate(:theme, user_selectable: true) }
let(:non_selectable_theme) { Fabricate(:theme, user_selectable: false) }
let(:user) { Fabricate(:user) }
let(:admin) { Fabricate(:admin) }
before do
sign_in(user)
end
it "selects the theme the user has selected" do
user.user_option.update_columns(theme_ids: [theme.id])
get "/"
expect(response.status).to eq(200)
expect(controller.theme_ids).to eq([theme.id])
theme.update_attribute(:user_selectable, false)
get "/"
expect(response.status).to eq(200)
expect(controller.theme_ids).to eq([SiteSetting.default_theme_id])
end
it "can be overridden with a cookie" do
user.user_option.update_columns(theme_ids: [theme.id])
cookies['theme_ids'] = "#{theme2.id}|#{user.user_option.theme_key_seq}"
get "/"
expect(response.status).to eq(200)
expect(controller.theme_ids).to eq([theme2.id])
theme2.update!(user_selectable: false, component: true)
theme.add_child_theme!(theme2)
cookies['theme_ids'] = "#{theme.id},#{theme2.id}|#{user.user_option.theme_key_seq}"
get "/"
expect(response.status).to eq(200)
expect(controller.theme_ids).to eq([theme.id, theme2.id])
end
it "falls back to the default theme when the user has no cookies or preferences" do
user.user_option.update_columns(theme_ids: [])
cookies["theme_ids"] = nil
theme2.set_default!
get "/"
expect(response.status).to eq(200)
expect(controller.theme_ids).to eq([theme2.id])
end
it "can be overridden with preview_theme_id param" do
sign_in(admin)
cookies['theme_ids'] = "#{theme.id},#{theme2.id}|#{admin.user_option.theme_key_seq}"
get "/", params: { preview_theme_id: theme2.id }
expect(response.status).to eq(200)
expect(controller.theme_ids).to eq([theme2.id])
get "/", params: { preview_theme_id: non_selectable_theme.id }
expect(controller.theme_ids).to eq([non_selectable_theme.id])
end
it "does not allow non privileged user to preview themes" do
sign_in(user)
get "/", params: { preview_theme_id: non_selectable_theme.id }
expect(controller.theme_ids).to eq([SiteSetting.default_theme_id])
end
it "cookie can fail back to user if out of sync" do
user.user_option.update_columns(theme_ids: [theme.id])
cookies['theme_ids'] = "#{theme2.id}|#{user.user_option.theme_key_seq - 1}"
get "/"
expect(response.status).to eq(200)
expect(controller.theme_ids).to eq([theme.id])
end
end
describe 'Custom hostname' do
it 'does not allow arbitrary host injection' do
get("/latest",
headers: {
"X-Forwarded-Host" => "test123.com"
}
)
expect(response.body).not_to include("test123")
end
end
describe 'Content Security Policy' do
it 'is enabled by SiteSettings' do
SiteSetting.content_security_policy = false
SiteSetting.content_security_policy_report_only = false
get '/'
expect(response.headers).to_not include('Content-Security-Policy')
expect(response.headers).to_not include('Content-Security-Policy-Report-Only')
SiteSetting.content_security_policy = true
SiteSetting.content_security_policy_report_only = true
get '/'
expect(response.headers).to include('Content-Security-Policy')
expect(response.headers).to include('Content-Security-Policy-Report-Only')
end
it 'can be customized with SiteSetting' do
SiteSetting.content_security_policy = true
get '/'
script_src = parse(response.headers['Content-Security-Policy'])['script-src']
expect(script_src).to_not include('example.com')
SiteSetting.content_security_policy_script_src = 'example.com'
get '/'
script_src = parse(response.headers['Content-Security-Policy'])['script-src']
expect(script_src).to include('example.com')
expect(script_src).to include("'unsafe-eval'")
end
it 'does not set CSP when responding to non-HTML' do
SiteSetting.content_security_policy = true
SiteSetting.content_security_policy_report_only = true
get '/latest.json'
expect(response.headers).to_not include('Content-Security-Policy')
expect(response.headers).to_not include('Content-Security-Policy-Report-Only')
end
def parse(csp_string)
csp_string.split(';').map do |policy|
directive, *sources = policy.split
[directive, sources]
end.to_h
end
end
end