gitlab-org--gitlab-foss/spec/helpers/markup_helper_spec.rb

220 lines
7.8 KiB
Ruby

require 'spec_helper'
describe MarkupHelper do
let!(:project) { create(:project, :repository) }
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 "links 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 "links to the commit" do
expected = namespace_project_commit_path(project.namespace, project, commit)
expect(helper.markdown(actual)).to match(expected)
end
it "links 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 'links 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(:link) { '/commits/0a1b2c3d' }
let(:issues) { create_list(:issue, 2, project: project) }
it 'handles 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", link)
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 link
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 link
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 link
expect(doc.css('a')[4].text).to eq ' for real'
end
it 'forwards HTML options' do
actual = helper.link_to_gfm("Fixed in #{commit.id}", link, 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, link)).
to match('&lt;h1&gt;test&lt;/h1&gt;')
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 'replaces commit message with emoji to link' do
actual = link_to_gfm(':book: Book', '/foo')
expect(actual).
to eq '<gl-emoji data-name="book" data-unicode-version="6.0">📖</gl-emoji><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')
allow(@wiki).to receive(:slug).and_return('nested/page')
helper.instance_variable_set(:@project_wiki, @wiki)
end
it "uses Wiki pipeline for markdown files" do
allow(@wiki).to receive(:format).and_return(:markdown)
expect(helper).to receive(:markdown_unsafe).with('wiki content', pipeline: :wiki, project: project, project_wiki: @wiki, page_slug: "nested/page")
helper.render_wiki_content(@wiki)
end
it "uses Asciidoctor for asciidoc files" do
allow(@wiki).to receive(:format).and_return(:asciidoc)
expect(helper).to receive(:asciidoc_unsafe).with('wiki content')
helper.render_wiki_content(@wiki)
end
it "uses 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 'markup' do
let(:content) { 'Noël' }
it 'preserves encoding' do
expect(content.encoding.name).to eq('UTF-8')
expect(helper.markup('foo.rst', content).encoding.name).to eq('UTF-8')
end
it "delegates to #markdown_unsafe when file name corresponds to Markdown" do
expect(helper).to receive(:gitlab_markdown?).with('foo.md').and_return(true)
expect(helper).to receive(:markdown_unsafe).and_return('NOEL')
expect(helper.markup('foo.md', content)).to eq('NOEL')
end
it "delegates to #asciidoc_unsafe when file name corresponds to AsciiDoc" do
expect(helper).to receive(:asciidoc?).with('foo.adoc').and_return(true)
expect(helper).to receive(:asciidoc_unsafe).and_return('NOEL')
expect(helper.markup('foo.adoc', content)).to eq('NOEL')
end
end
describe '#first_line_in_markdown' do
it 'truncates Markdown properly' do
text = "@#{user.username}, can you look at this?\nHello world\n"
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
it 'truncates Markdown with emoji properly' do
text = "foo :wink:\nbar :grinning:"
actual = first_line_in_markdown(text, 100, project: project)
doc = Nokogiri::HTML.parse(actual)
# Make sure we didn't create invalid markup
# But also account for the 2 errors caused by the unknown `gl-emoji` elements
expect(doc.errors.length).to eq(2)
expect(doc.css('gl-emoji').length).to eq(2)
expect(doc.css('gl-emoji')[0].attr('data-name')).to eq 'wink'
expect(doc.css('gl-emoji')[1].attr('data-name')).to eq 'grinning'
expect(doc.content).to eq "foo 😉\nbar 😀"
end
end
describe '#cross_project_reference' do
it 'shows the full MR reference' do
expect(helper.cross_project_reference(project, merge_request)).to include(project.path_with_namespace)
end
it 'shows the full issue reference' do
expect(helper.cross_project_reference(project, issue)).to include(project.path_with_namespace)
end
end
end