require 'spec_helper' describe BlobViewer::Readme do include FakeBlobHelpers let(:project) { create(:project, :repository, :wiki_repo) } let(:blob) { fake_blob(path: 'README.md') } subject { described_class.new(blob) } describe '#render_error' do context 'when there is no wiki' do it 'returns :no_wiki' do expect(subject.render_error).to eq(:no_wiki) end end context 'when there is an external wiki' do before do project.has_external_wiki = true end it 'returns nil' do expect(subject.render_error).to be_nil end end context 'when there is a local wiki' do before do project.wiki_enabled = true end context 'when the wiki is empty' do it 'returns :no_wiki' do expect(subject.render_error).to eq(:no_wiki) end end context 'when the wiki is not empty' do before do create(:wiki_page, wiki: project.wiki, attrs: { title: 'home', content: 'Home page' }) end it 'returns nil' do expect(subject.render_error).to be_nil end end end end end