require 'rails_helper' RSpec.describe Formatter do let(:account) { Fabricate(:account, username: 'alice') } let(:local_text) { 'Hello world http://google.com' } let(:local_status) { Fabricate(:status, text: local_text, account: account) } let(:remote_status) { Fabricate(:status, text: '<script>alert("Hello")</script> Beep boop', uri: 'beepboop', account: account) } let(:local_text_with_mention) { "@#{account.username} @#{account.username}@example.com #{local_text}?x=@#{account.username} #hashtag" } let(:local_status_with_mention) do Fabricate( :status, text: local_text_with_mention, account: account, mentions: [Fabricate(:mention, account: account)] ) end describe '#format' do subject { Formatter.instance.format(local_status) } context 'with standalone status' do it 'returns a string' do expect(subject).to be_a String end it 'contains plain text' do expect(subject).to match('Hello world') end it 'contains a link' do expect(subject).to match('<a href="http://google.com/" rel="nofollow noopener" target="_blank"><span class="invisible">http://</span><span class="">google.com/</span><span class="invisible"></span></a>') end it 'contains a mention' do result = Formatter.instance.format(local_status_with_mention) expect(result).to match "<a href=\"#{TagManager.instance.url_for(account)}\" class=\"u-url mention\">@<span>#{account.username}</span></a></span>" expect(result).to match %r{href=\"http://google.com/\?x=@#{account.username}} expect(result).not_to match "href=\"https://example.com/@#{account.username}" end it 'contains a hashtag' do result = Formatter.instance.format(local_status_with_mention) expect(result).to match('/tags/hashtag" class="mention hashtag" rel="tag">#<span>hashtag</span></a>') end end context 'with reblog' do let(:local_status) { Fabricate(:status, account: account, reblog: Fabricate(:status, text: 'Hello world', account: account)) } it 'contains credit to original author' do expect(subject).to include("RT <span class=\"h-card\"><a href=\"#{TagManager.instance.url_for(account)}\" class=\"u-url mention\">@<span>#{account.username}</span></a></span> Hello world") end end context 'matches a stand-alone medium URL' do let(:local_text) { 'https://hackernoon.com/the-power-to-build-communities-a-response-to-mark-zuckerberg-3f2cac9148a4' } it 'has valid url' do expect(subject).to include('href="https://hackernoon.com/the-power-to-build-communities-a-response-to-mark-zuckerberg-3f2cac9148a4"') end end context 'matches a stand-alone google URL' do let(:local_text) { 'http://google.com' } it 'has valid url' do expect(subject).to include('href="http://google.com/"') end end context 'matches a stand-alone IDN URL' do let(:local_text) { 'https://nic.みんな/' } it 'has valid url' do expect(subject).to include('href="https://nic.xn--q9jyb4c/"') end it 'has display url' do expect(subject).to include('<span class="">nic.みんな/</span>') end end context 'matches a URL without trailing period' do let(:local_text) { 'http://www.mcmansionhell.com/post/156408871451/50-states-of-mcmansion-hell-scottsdale-arizona. ' } it 'has valid url' do expect(subject).to include('href="http://www.mcmansionhell.com/post/156408871451/50-states-of-mcmansion-hell-scottsdale-arizona"') end end xit 'matches a URL without closing paranthesis' do expect(subject.match('(http://google.com/)')[0]).to eq 'http://google.com' end context 'matches a URL without exclamation point' do let(:local_text) { 'http://www.google.com!' } it 'has valid url' do expect(subject).to include('href="http://www.google.com/"') end end context 'matches a URL without single quote' do let(:local_text) { "http://www.google.com'" } it 'has valid url' do expect(subject).to include('href="http://www.google.com/"') end end context 'matches a URL without angle brackets' do let(:local_text) { 'http://www.google.com>' } it 'has valid url' do expect(subject).to include('href="http://www.google.com/"') end end context 'matches a URL with a query string' do let(:local_text) { 'https://www.ruby-toolbox.com/search?utf8=%E2%9C%93&q=autolink' } it 'has valid url' do expect(subject).to include('href="https://www.ruby-toolbox.com/search?utf8=%E2%9C%93&q=autolink"') end end context 'matches a URL with parenthesis in it' do let(:local_text) { 'https://en.wikipedia.org/wiki/Diaspora_(software)' } it 'has valid url' do expect(subject).to include('href="https://en.wikipedia.org/wiki/Diaspora_(software)"') end end context 'contains html (script tag)' do let(:local_text) { '<script>alert("Hello")</script>' } it 'has valid url' do expect(subject).to match '<p><script>alert("Hello")</script></p>' end end context 'contains html (xss attack)' do let(:local_text) { %q{<img src="javascript:alert('XSS');">} } it 'has valid url' do expect(subject).to match '<p><img src="javascript:alert('XSS');"></p>' end end context 'contains invalid URL' do let(:local_text) { 'http://www\.google\.com' } it 'has valid url' do expect(subject).to eq '<p>http://www\.google\.com</p>' end end end describe '#reformat' do subject { Formatter.instance.format(remote_status) } it 'returns a string' do expect(subject).to be_a String end it 'contains plain text' do expect(subject).to match('Beep boop') end it 'does not contain scripts' do expect(subject).to_not match('<script>alert("Hello")</script>') end end end