require 'rails_helper' require 'stringio' describe TopicEmbed do it { is_expected.to belong_to :topic } it { is_expected.to belong_to :post } it { is_expected.to validate_presence_of :embed_url } context '.import' do let(:user) { Fabricate(:user) } let(:title) { "How to turn a fish from good to evil in 30 seconds" } let(:url) { 'http://eviltrout.com/123' } let(:contents) { "hello world new post hello " } let!(:embeddable_host) { Fabricate(:embeddable_host) } it "returns nil when the URL is malformed" do expect(TopicEmbed.import(user, "invalid url", title, contents)).to eq(nil) expect(TopicEmbed.count).to eq(0) end context 'creation of a post' do let!(:post) { TopicEmbed.import(user, url, title, contents) } it "works as expected with a new URL" do expect(post).to be_present # It uses raw_html rendering expect(post.cook_method).to eq(Post.cook_methods[:raw_html]) expect(post.cooked).to eq(post.raw) # It converts relative URLs to absolute expect(post.cooked).to have_tag('a', with: { href: 'http://eviltrout.com/hello' }) expect(post.cooked).to have_tag('img', with: { src: 'http://eviltrout.com/images/wat.jpg' }) expect(post.topic.has_topic_embed?).to eq(true) expect(TopicEmbed.where(topic_id: post.topic_id)).to be_present expect(post.topic.category).to eq(embeddable_host.category) end it "Supports updating the post" do post = TopicEmbed.import(user, url, title, "muhahaha new contents!") expect(post.cooked).to match(/new contents/) end it "Should leave uppercase Feed Entry URL untouched in content" do cased_url = 'http://eviltrout.com/ABCD' post = TopicEmbed.import(user, cased_url, title, "some random content") expect(post.cooked).to match(/#{cased_url}/) end it "Should leave lowercase Feed Entry URL untouched in content" do cased_url = 'http://eviltrout.com/abcd' post = TopicEmbed.import(user, cased_url, title, "some random content") expect(post.cooked).to match(/#{cased_url}/) end end end describe '.find_remote' do context ".title_scrub" do let(:url) { 'http://eviltrout.com/123' } let(:contents) { "Through the Looking Glass - Classic Bookssome content here" } let!(:embeddable_host) { Fabricate(:embeddable_host) } let!(:file) { StringIO.new } before do file.stubs(:read).returns contents TopicEmbed.stubs(:open).returns file end it "doesn't scrub the title by default" do title, _ = TopicEmbed.find_remote(url) expect(title).to eq("Through the Looking Glass - Classic Books") end it "scrubs the title when the option is enabled" do SiteSetting.embed_title_scrubber = " - Classic Books$" title, _ = TopicEmbed.find_remote(url) expect(title).to eq("Through the Looking Glass") end end context 'post with allowed classes "foo" and "emoji"' do let(:user) { Fabricate(:user) } let(:url) { 'http://eviltrout.com/123' } let(:contents) { "my normal size emoji

Hi

" } let!(:embeddable_host) { Fabricate(:embeddable_host) } let!(:file) { StringIO.new } content = '' before(:each) do SiteSetting.stubs(:embed_classname_whitelist).returns 'emoji , foo' file.stubs(:read).returns contents TopicEmbed.stubs(:open).returns file _, content = TopicEmbed.find_remote(url) end it 'img node has emoji class' do expect(content).to have_tag('img', with: { class: 'emoji' }) end it 'img node has foo class' do expect(content).to have_tag('img', with: { class: 'foo' }) end it 'p node has foo class' do expect(content).to have_tag('p', with: { class: 'foo' }) end it 'nodes removes classes other than emoji' do expect(content).to have_tag('img', without: { class: 'other' }) end end context 'post with no allowed classes' do let(:user) { Fabricate(:user) } let(:url) { 'http://eviltrout.com/123' } let(:contents) { "my normal size emoji

Hi

" } let!(:embeddable_host) { Fabricate(:embeddable_host) } let!(:file) { StringIO.new } content = '' before(:each) do SiteSetting.stubs(:embed_classname_whitelist).returns ' ' file.stubs(:read).returns contents TopicEmbed.stubs(:open).returns file _, content = TopicEmbed.find_remote(url) end it 'img node doesn\'t have emoji class' do expect(content).to have_tag('img', without: { class: 'emoji' }) end it 'img node doesn\'t have foo class' do expect(content).to have_tag('img', without: { class: 'foo' }) end it 'p node doesn\'t foo class' do expect(content).to have_tag('p', without: { class: 'foo' }) end it 'img node doesn\'t have other class' do expect(content).to have_tag('img', without: { class: 'other' }) end end end end