require 'spec_helper' describe GitlabMarkdownHelper do include ApplicationHelper let!(:project) { create(:project) } let(:user) { create(:user, username: 'gfm') } let(:commit) { project.commit } let(:issue) { create(:issue, project: project) } let(:merge_request) { create(:merge_request, source_project: project, target_project: project) } let(:snippet) { create(:project_snippet, project: project) } before do # Ensure the generated reference links aren't redacted project.team << [user, :master] # Helper expects a @project instance variable helper.instance_variable_set(:@project, project) # Stub the `current_user` helper allow(helper).to receive(:current_user).and_return(user) end describe "#markdown" do describe "referencing multiple objects" do let(:actual) { "#{merge_request.to_reference} -> #{commit.to_reference} -> #{issue.to_reference}" } it "should link to the merge request" do expected = namespace_project_merge_request_path(project.namespace, project, merge_request) expect(helper.markdown(actual)).to match(expected) end it "should link to the commit" do expected = namespace_project_commit_path(project.namespace, project, commit) expect(helper.markdown(actual)).to match(expected) end it "should link to the issue" do expected = namespace_project_issue_path(project.namespace, project, issue) expect(helper.markdown(actual)).to match(expected) end end describe "override default project" do let(:actual) { issue.to_reference } let(:second_project) { create(:project, :public) } let(:second_issue) { create(:issue, project: second_project) } it 'should link to the issue' do expected = namespace_project_issue_path(second_project.namespace, second_project, second_issue) expect(markdown(actual, project: second_project)).to match(expected) end end end describe '#link_to_gfm' do let(:commit_path) { namespace_project_commit_path(project.namespace, project, commit) } let(:issues) { create_list(:issue, 2, project: project) } it 'should handle references nested in links with all the text' do actual = helper.link_to_gfm("This should finally fix #{issues[0].to_reference} and #{issues[1].to_reference} for real", commit_path) doc = Nokogiri::HTML.parse(actual) # Make sure we didn't create invalid markup expect(doc.errors).to be_empty # Leading commit link expect(doc.css('a')[0].attr('href')).to eq commit_path expect(doc.css('a')[0].text).to eq 'This should finally fix ' # First issue link expect(doc.css('a')[1].attr('href')). to eq namespace_project_issue_path(project.namespace, project, issues[0]) expect(doc.css('a')[1].text).to eq issues[0].to_reference # Internal commit link expect(doc.css('a')[2].attr('href')).to eq commit_path expect(doc.css('a')[2].text).to eq ' and ' # Second issue link expect(doc.css('a')[3].attr('href')). to eq namespace_project_issue_path(project.namespace, project, issues[1]) expect(doc.css('a')[3].text).to eq issues[1].to_reference # Trailing commit link expect(doc.css('a')[4].attr('href')).to eq commit_path expect(doc.css('a')[4].text).to eq ' for real' end it 'should forward HTML options' do actual = helper.link_to_gfm("Fixed in #{commit.id}", commit_path, class: 'foo') doc = Nokogiri::HTML.parse(actual) expect(doc.css('a')).to satisfy do |v| # 'foo' gets added to all links v.all? { |a| a.attr('class').match(/foo$/) } end end it "escapes HTML passed in as the body" do actual = "This is a <h1>test</h1> - see #{issues[0].to_reference}" expect(helper.link_to_gfm(actual, commit_path)). to match('<h1>test</h1>') end it 'ignores reference links when they are the entire body' do text = issues[0].to_reference act = helper.link_to_gfm(text, '/foo') expect(act).to eq %Q(<a href="/foo">#{issues[0].to_reference}</a>) end it 'should replace commit message with emoji to link' do actual = link_to_gfm(':book:Book', '/foo') expect(actual). to eq %Q(<img class="emoji" title=":book:" alt=":book:" src="http://localhost/assets/1F4D6.png" height="20" width="20" align="absmiddle"><a href="/foo">Book</a>) end end describe '#render_wiki_content' do before do @wiki = double('WikiPage') allow(@wiki).to receive(:content).and_return('wiki content') helper.instance_variable_set(:@project_wiki, @wiki) end it "should use Wiki pipeline for markdown files" do allow(@wiki).to receive(:format).and_return(:markdown) expect(helper).to receive(:markdown).with('wiki content', pipeline: :wiki, project_wiki: @wiki) helper.render_wiki_content(@wiki) end it "should use Asciidoctor for asciidoc files" do allow(@wiki).to receive(:format).and_return(:asciidoc) expect(helper).to receive(:asciidoc).with('wiki content') helper.render_wiki_content(@wiki) end it "should use the Gollum renderer for all other file types" do allow(@wiki).to receive(:format).and_return(:rdoc) formatted_content_stub = double('formatted_content') expect(formatted_content_stub).to receive(:html_safe) allow(@wiki).to receive(:formatted_content).and_return(formatted_content_stub) helper.render_wiki_content(@wiki) end end describe 'random_markdown_tip' do it 'returns a random Markdown tip' do stub_const("#{described_class}::MARKDOWN_TIPS", ['Random tip']) expect(random_markdown_tip).to eq 'Random tip' end end describe '#first_line_in_markdown' do let(:text) { "@#{user.username}, can you look at this?\nHello world\n"} it 'truncates Markdown properly' do actual = first_line_in_markdown(text, 100, project: project) doc = Nokogiri::HTML.parse(actual) # Make sure we didn't create invalid markup expect(doc.errors).to be_empty # Leading user link expect(doc.css('a').length).to eq(1) expect(doc.css('a')[0].attr('href')).to eq user_path(user) expect(doc.css('a')[0].text).to eq "@#{user.username}" expect(doc.content).to eq "@#{user.username}, can you look at this?..." end end end