require 'spec_helper' describe DiffNote do include RepoHelpers let!(:merge_request) { create(:merge_request) } let(:project) { merge_request.project } let(:commit) { project.commit(sample_commit.id) } let(:path) { "files/ruby/popen.rb" } let(:diff_refs) { merge_request.diff_refs } let!(:position) do Gitlab::Diff::Position.new( old_path: path, new_path: path, old_line: nil, new_line: 14, diff_refs: diff_refs ) end let!(:new_position) do Gitlab::Diff::Position.new( old_path: path, new_path: path, old_line: 16, new_line: 22, diff_refs: diff_refs ) end subject { create(:diff_note_on_merge_request, project: project, position: position, noteable: merge_request) } describe "#position=" do context "when provided a string" do it "sets the position" do subject.position = new_position.to_json expect(subject.position).to eq(new_position) end end context "when provided a hash" do it "sets the position" do subject.position = new_position.to_h expect(subject.position).to eq(new_position) end end context "when provided a position object" do it "sets the position" do subject.position = new_position expect(subject.position).to eq(new_position) end end end describe "#original_position=" do context "when provided a string" do it "sets the original position" do subject.original_position = new_position.to_json expect(subject.original_position).to eq(new_position) end end context "when provided a hash" do it "sets the original position" do subject.original_position = new_position.to_h expect(subject.original_position).to eq(new_position) end end context "when provided a position object" do it "sets the original position" do subject.original_position = new_position expect(subject.original_position).to eq(new_position) end end end describe '#create_diff_file callback' do let(:noteable) { create(:merge_request) } let(:project) { noteable.project } context 'merge request' do let!(:diff_note) { create(:diff_note_on_merge_request, project: project, noteable: noteable) } it 'creates a diff note file' do expect(diff_note.reload.note_diff_file).to be_present end it 'does not create diff note file if it is a reply' do expect { create(:diff_note_on_merge_request, noteable: noteable, in_reply_to: diff_note) } .not_to change(NoteDiffFile, :count) end end context 'commit' do let!(:diff_note) { create(:diff_note_on_commit, project: project) } it 'creates a diff note file' do expect(diff_note.reload.note_diff_file).to be_present end it 'does not create diff note file if it is a reply' do expect { create(:diff_note_on_commit, in_reply_to: diff_note) } .not_to change(NoteDiffFile, :count) end end end describe '#diff_file', :clean_gitlab_redis_shared_state do context 'when note_diff_file association exists' do it 'returns persisted diff file data' do diff_file = subject.diff_file expect(diff_file.diff.to_hash.with_indifferent_access) .to include(subject.note_diff_file.to_hash) end end context 'when the discussion was created in the diff' do it 'returns correct diff file' do diff_file = subject.diff_file expect(diff_file.old_path).to eq(position.old_path) expect(diff_file.new_path).to eq(position.new_path) expect(diff_file.diff_refs).to eq(position.diff_refs) end end context 'when discussion is outdated or not created in the diff' do let(:diff_refs) { project.commit(sample_commit.id).diff_refs } let(:position) do Gitlab::Diff::Position.new( old_path: "files/ruby/popen.rb", new_path: "files/ruby/popen.rb", old_line: nil, new_line: 14, diff_refs: diff_refs ) end it 'returns the correct diff file' do diff_file = subject.diff_file expect(diff_file.old_path).to eq(position.old_path) expect(diff_file.new_path).to eq(position.new_path) expect(diff_file.diff_refs).to eq(position.diff_refs) end end context 'note diff file creation enqueuing' do it 'enqueues CreateNoteDiffFileWorker if it is the first note of a discussion' do subject.note_diff_file.destroy! expect(CreateNoteDiffFileWorker).to receive(:perform_async).with(subject.id) subject.reload.diff_file end it 'does not enqueues CreateNoteDiffFileWorker if not first note of a discussion' do mr = create(:merge_request) diff_note = create(:diff_note_on_merge_request, project: mr.project, noteable: mr) reply_diff_note = create(:diff_note_on_merge_request, in_reply_to: diff_note) expect(CreateNoteDiffFileWorker).not_to receive(:perform_async).with(reply_diff_note.id) reply_diff_note.reload.diff_file end end end describe "#diff_line" do it "returns the correct diff line" do diff_line = subject.diff_line expect(diff_line.added?).to be true expect(diff_line.new_line).to eq(position.formatter.new_line) expect(diff_line.text).to eq("+ vars = {") end end describe "#line_code" do it "returns the correct line code" do line_code = Gitlab::Git.diff_line_code(position.file_path, position.formatter.new_line, 15) expect(subject.line_code).to eq(line_code) end end describe "#active?" do context "when noteable is a commit" do subject { build(:diff_note_on_commit, project: project, position: position) } it "returns true" do expect(subject.active?).to be true end end context "when noteable is a merge request" do context "when the merge request's diff refs match that of the diff note" do it "returns true" do expect(subject.active?).to be true end end context "when the merge request's diff refs don't match that of the diff note" do before do allow(subject.noteable).to receive(:diff_refs).and_return(commit.diff_refs) end it "returns false" do expect(subject.active?).to be false end end end end describe "creation" do describe "updating of position" do context "when noteable is a commit" do let(:diff_refs) { commit.diff_refs } subject { create(:diff_note_on_commit, project: project, position: position, commit_id: commit.id) } it "doesn't update the position" do is_expected.to have_attributes(original_position: position, position: position) end end context "when noteable is a merge request" do context "when the note is active" do it "doesn't update the position" do expect(subject.original_position).to eq(position) expect(subject.position).to eq(position) end end context "when the note is outdated" do before do allow(merge_request).to receive(:diff_refs).and_return(commit.diff_refs) end it "updates the position" do expect(subject.original_position).to eq(position) expect(subject.position).not_to eq(position) end end end end end describe "#discussion_id" do let(:note) { create(:diff_note_on_merge_request) } context "when it is newly created" do it "has a discussion id" do expect(note.discussion_id).not_to be_nil expect(note.discussion_id).to match(/\A\h{40}\z/) end end context "when it didn't store a discussion id before" do before do note.update_column(:discussion_id, nil) end it "has a discussion id" do # The discussion_id is set in `after_initialize`, so `reload` won't work reloaded_note = Note.find(note.id) expect(reloaded_note.discussion_id).not_to be_nil expect(reloaded_note.discussion_id).to match(/\A\h{40}\z/) end end end describe '#created_at_diff?' do let(:diff_refs) { project.commit(sample_commit.id).diff_refs } let(:position) do Gitlab::Diff::Position.new( old_path: "files/ruby/popen.rb", new_path: "files/ruby/popen.rb", old_line: nil, new_line: 14, diff_refs: diff_refs ) end context "when noteable is a commit" do subject { build(:diff_note_on_commit, project: project, position: position) } it "returns true" do expect(subject.created_at_diff?(diff_refs)).to be true end end context "when noteable is a merge request" do context "when the diff refs match the original one of the diff note" do it "returns true" do expect(subject.created_at_diff?(diff_refs)).to be true end end context "when the diff refs don't match the original one of the diff note" do it "returns false" do expect(subject.created_at_diff?(merge_request.diff_refs)).to be false end end end end describe "image diff notes" do let(:path) { "files/images/any_image.png" } let!(:position) do Gitlab::Diff::Position.new( old_path: path, new_path: path, width: 10, height: 10, x: 1, y: 1, diff_refs: merge_request.diff_refs, position_type: "image" ) end describe "validations" do subject { build(:diff_note_on_merge_request, project: project, position: position, noteable: merge_request) } it { is_expected.not_to validate_presence_of(:line_code) } it "does not validate diff line" do diff_line = subject.diff_line expect(diff_line).to be nil expect(subject).to be_valid end it "does not update the position" do expect(subject).not_to receive(:update_position) subject.save end end it "returns true for on_image?" do expect(subject.on_image?).to be_truthy end end end