discourse/spec/jobs/pull_hotlinked_images_spec.rb
Daniel Waterworth e219588142 DEV: Prefabrication (test optimization) (#7414)
* Introduced fab!, a helper that creates database state for a group

It's almost identical to let_it_be, except:

 1. It creates a new object for each test by default,
 2. You can disable it using PREFABRICATION=0
2019-05-07 13:12:20 +10:00

191 lines
10 KiB
Ruby

# frozen_string_literal: true
require 'rails_helper'
require 'jobs/regular/pull_hotlinked_images'
describe Jobs::PullHotlinkedImages do
let(:image_url) { "http://wiki.mozilla.org/images/2/2e/Longcat1.png" }
let(:broken_image_url) { "http://wiki.mozilla.org/images/2/2e/Longcat2.png" }
let(:large_image_url) { "http://wiki.mozilla.org/images/2/2e/Longcat3.png" }
let(:png) { Base64.decode64("R0lGODlhAQABALMAAAAAAIAAAACAAICAAAAAgIAAgACAgMDAwICAgP8AAAD/AP//AAAA//8A/wD//wBiZCH5BAEAAA8ALAAAAAABAAEAAAQC8EUAOw==") }
let(:large_png) { Base64.decode64("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") }
before do
stub_request(:get, image_url).to_return(body: png, headers: { "Content-Type" => "image/png" })
stub_request(:get, broken_image_url).to_return(status: 404)
stub_request(:get, large_image_url).to_return(body: large_png, headers: { "Content-Type" => "image/png" })
SiteSetting.crawl_images = true
SiteSetting.download_remote_images_to_local = true
SiteSetting.max_image_size_kb = 2
SiteSetting.download_remote_images_threshold = 0
end
describe "#nochange" do
it 'does saves nothing if there are no large images to pull' do
post = Fabricate(:post, raw: 'bob bob')
orig = post.updated_at
freeze_time 1.week.from_now
Jobs::PullHotlinkedImages.new.execute(post_id: post.id)
expect(orig).to be_within(1.second).of(post.reload.updated_at)
end
end
describe '#execute' do
before do
Jobs.run_immediately!
FastImage.expects(:size).returns([100, 100]).at_least_once
end
it 'replaces images' do
post = Fabricate(:post, raw: "<img src='#{image_url}'>")
Jobs::PullHotlinkedImages.new.execute(post_id: post.id)
post.reload
expect(post.raw).to match(/^<img src='\/uploads/)
end
it 'replaces images without protocol' do
url = image_url.sub(/^https?\:/, '')
post = Fabricate(:post, raw: "<img src='#{url}'>")
Jobs::PullHotlinkedImages.new.execute(post_id: post.id)
post.reload
expect(post.raw).to match(/^<img src='\/uploads/)
end
it 'replaces images without extension' do
url = image_url.sub(/\.[a-zA-Z0-9]+$/, '')
stub_request(:get, url).to_return(body: png, headers: { "Content-Type" => "image/png" })
post = Fabricate(:post, raw: "<img src='#{url}'>")
Jobs::PullHotlinkedImages.new.execute(post_id: post.id)
post.reload
expect(post.raw).to match(/^<img src='\/uploads/)
end
describe 'onebox' do
let(:media) { "File:Brisbane_May_2013201.jpg" }
let(:url) { "https://commons.wikimedia.org/wiki/#{media}" }
let(:api_url) { "https://en.wikipedia.org/w/api.php?action=query&titles=#{media}&prop=imageinfo&iilimit=50&iiprop=timestamp|user|url&iiurlwidth=500&format=json" }
before do
Jobs.run_later!
stub_request(:head, url)
stub_request(:get, url).to_return(body: '')
stub_request(:get, api_url).to_return(body: "{
\"query\": {
\"pages\": {
\"-1\": {
\"title\": \"#{media}\",
\"imageinfo\": [{
\"thumburl\": \"#{image_url}\",
\"url\": \"#{image_url}\",
\"descriptionurl\": \"#{url}\"
}]
}
}
}
}")
end
it 'replaces image src' do
post = Fabricate(:post, raw: "#{url}")
Jobs::ProcessPost.new.execute(post_id: post.id)
Jobs::PullHotlinkedImages.new.execute(post_id: post.id)
Jobs::ProcessPost.new.execute(post_id: post.id)
post.reload
expect(post.cooked).to match(/<img src=.*\/uploads/)
end
it 'all combinations' do
post = Fabricate(:post, raw: <<~BODY)
<img src='#{image_url}'>
#{url}
<img src='#{broken_image_url}'>
<a href='#{url}'><img src='#{large_image_url}'></a>
BODY
Jobs::ProcessPost.new.execute(post_id: post.id)
Jobs::PullHotlinkedImages.new.execute(post_id: post.id)
Jobs::ProcessPost.new.execute(post_id: post.id)
Jobs::PullHotlinkedImages.new.execute(post_id: post.id)
post.reload
expect(post.cooked).to match(/<p><img src=.*\/uploads/)
expect(post.cooked).to match(/<img src=.*\/uploads.*\ class="thumbnail"/)
expect(post.cooked).to match(/<span class="broken-image/)
expect(post.cooked).to match(/<div class="large-image-placeholder">/)
end
end
end
describe '#should_download_image?' do
subject { described_class.new }
describe 'when url is invalid' do
it 'should return false' do
expect(subject.should_download_image?("null")).to eq(false)
expect(subject.should_download_image?("meta.discourse.org")).to eq(false)
end
end
describe 'when url is valid' do
it 'should return true' do
expect(subject.should_download_image?("http://meta.discourse.org")).to eq(true)
expect(subject.should_download_image?("//meta.discourse.org")).to eq(true)
end
end
describe 'when url is an upload' do
it 'should return false for original' do
expect(subject.should_download_image?(Fabricate(:upload).url)).to eq(false)
end
it 'should return true for optimized' do
src = Discourse.store.get_path_for_optimized_image(Fabricate(:optimized_image))
expect(subject.should_download_image?(src)).to eq(true)
end
end
context "when download_remote_images_to_local? is false" do
before do
SiteSetting.download_remote_images_to_local = false
end
it "still returns true for optimized" do
src = Discourse.store.get_path_for_optimized_image(Fabricate(:optimized_image))
expect(subject.should_download_image?(src)).to eq(true)
end
it 'returns false for valid remote URLs' do
expect(subject.should_download_image?("http://meta.discourse.org")).to eq(false)
end
end
end
describe "with a lightboxed image" do
fab!(:upload) { Fabricate(:upload) }
before do
FastImage.expects(:size).returns([1750, 2000])
OptimizedImage.stubs(:resize).returns(true)
end
it "doesn't remove optimized images from lightboxes" do
post = Fabricate(:post, raw: "![alt](#{upload.short_url})")
Jobs::ProcessPost.new.execute(post_id: post.id)
expect { Jobs::PullHotlinkedImages.new.execute(post_id: post.id) }.not_to change { Upload.count }
expect(post.reload.cooked).to include "/uploads/default/optimized/" # Ensure the lightbox was actually rendered
end
end
end