require "spec_helper" describe ProjectWiki do let(:project) { create(:empty_project) } let(:repository) { project.repository } let(:user) { project.owner } let(:gitlab_shell) { Gitlab::Shell.new } let(:project_wiki) { ProjectWiki.new(project, user) } subject { project_wiki } before { project_wiki.wiki } describe "#path_with_namespace" do it "returns the project path with namespace with the .wiki extension" do expect(subject.path_with_namespace).to eq(project.path_with_namespace + ".wiki") end end describe "#url_to_repo" do it "returns the correct ssh url to the repo" do expect(subject.url_to_repo).to eq(gitlab_shell.url_to_repo(subject.path_with_namespace)) end end describe "#ssh_url_to_repo" do it "equals #url_to_repo" do expect(subject.ssh_url_to_repo).to eq(subject.url_to_repo) end end describe "#http_url_to_repo" do it "provides the full http url to the repo" do gitlab_url = Gitlab.config.gitlab.url repo_http_url = "#{gitlab_url}/#{subject.path_with_namespace}.git" expect(subject.http_url_to_repo).to eq(repo_http_url) end end describe "#wiki" do it "contains a Gollum::Wiki instance" do expect(subject.wiki).to be_a Gollum::Wiki end it "creates a new wiki repo if one does not yet exist" do expect(project_wiki.create_page("index", "test content")).to be_truthy end it "raises CouldNotCreateWikiError if it can't create the wiki repository" do allow(project_wiki).to receive(:init_repo).and_return(false) expect { project_wiki.send(:create_repo!) }.to raise_exception(ProjectWiki::CouldNotCreateWikiError) end end describe "#empty?" do context "when the wiki repository is empty" do before do allow_any_instance_of(Gitlab::Shell).to receive(:add_repository) do create_temp_repo("#{Rails.root}/tmp/test-git-base-path/non-existant.wiki.git") end allow(project).to receive(:path_with_namespace).and_return("non-existant") end describe '#empty?' do subject { super().empty? } it { is_expected.to be_truthy } end end context "when the wiki has pages" do before do project_wiki.create_page("index", "This is an awesome new Gollum Wiki") end describe '#empty?' do subject { super().empty? } it { is_expected.to be_falsey } end end end describe "#pages" do before do create_page("index", "This is an awesome new Gollum Wiki") @pages = subject.pages end after do destroy_page(@pages.first.page) end it "returns an array of WikiPage instances" do expect(@pages.first).to be_a WikiPage end it "returns the correct number of pages" do expect(@pages.count).to eq(1) end end describe "#find_page" do before do create_page("index page", "This is an awesome Gollum Wiki") end after do destroy_page(subject.pages.first.page) end it "returns the latest version of the page if it exists" do page = subject.find_page("index page") expect(page.title).to eq("index page") end it "returns nil if the page does not exist" do expect(subject.find_page("non-existant")).to eq(nil) end it "can find a page by slug" do page = subject.find_page("index-page") expect(page.title).to eq("index page") end it "returns a WikiPage instance" do page = subject.find_page("index page") expect(page).to be_a WikiPage end end describe '#find_file' do before do file = Gollum::File.new(subject.wiki) allow_any_instance_of(Gollum::Wiki). to receive(:file).with('image.jpg', 'master', true). and_return(file) allow_any_instance_of(Gollum::File). to receive(:mime_type). and_return('image/jpeg') allow_any_instance_of(Gollum::Wiki). to receive(:file).with('non-existant', 'master', true). and_return(nil) end after do allow_any_instance_of(Gollum::Wiki).to receive(:file).and_call_original allow_any_instance_of(Gollum::File).to receive(:mime_type).and_call_original end it 'returns the latest version of the file if it exists' do file = subject.find_file('image.jpg') expect(file.mime_type).to eq('image/jpeg') end it 'returns nil if the page does not exist' do expect(subject.find_file('non-existant')).to eq(nil) end it 'returns a Gollum::File instance' do file = subject.find_file('image.jpg') expect(file).to be_a Gollum::File end end describe "#create_page" do after do destroy_page(subject.pages.first.page) end it "creates a new wiki page" do expect(subject.create_page("test page", "this is content")).not_to eq(false) expect(subject.pages.count).to eq(1) end it "returns false when a duplicate page exists" do subject.create_page("test page", "content") expect(subject.create_page("test page", "content")).to eq(false) end it "stores an error message when a duplicate page exists" do 2.times { subject.create_page("test page", "content") } expect(subject.error_message).to match(/Duplicate page:/) end it "sets the correct commit message" do subject.create_page("test page", "some content", :markdown, "commit message") expect(subject.pages.first.page.version.message).to eq("commit message") end end describe "#update_page" do before do create_page("update-page", "some content") @gollum_page = subject.wiki.paged("update-page") subject.update_page(@gollum_page, "some other content", :markdown, "updated page") @page = subject.pages.first.page end after do destroy_page(@page) end it "updates the content of the page" do expect(@page.raw_data).to eq("some other content") end it "sets the correct commit message" do expect(@page.version.message).to eq("updated page") end end describe "#delete_page" do before do create_page("index", "some content") @page = subject.wiki.paged("index") end it "deletes the page" do subject.delete_page(@page) expect(subject.pages.count).to eq(0) end end private def create_temp_repo(path) FileUtils.mkdir_p path system(*%W(git init --quiet --bare -- #{path})) end def remove_temp_repo(path) FileUtils.rm_rf path end def commit_details commit = {name: user.name, email: user.email, message: "test commit"} end def create_page(name, content) subject.wiki.write_page(name, :markdown, content, commit_details) end def destroy_page(page) subject.wiki.delete_page(page, commit_details) end end