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path: root/spec/support/shared_examples/controllers/uploads_actions_shared_examples.rb
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shared_examples 'handle uploads' do
  let(:user)  { create(:user) }
  let(:jpg)   { fixture_file_upload(Rails.root + 'spec/fixtures/rails_sample.jpg', 'image/jpg') }
  let(:txt)   { fixture_file_upload(Rails.root + 'spec/fixtures/doc_sample.txt', 'text/plain') }

  describe "POST #create" do
    context 'when a user is not authorized to upload a file' do
      it 'returns 404 status' do
        post :create, params.merge(file: jpg, format: :json)

        expect(response.status).to eq(404)
      end
    end

    context 'when a user can upload a file' do
      before do
        sign_in(user)
        model.add_developer(user)
      end

      context "without params['file']" do
        it "returns an error" do
          post :create, params.merge(format: :json)

          expect(response).to have_gitlab_http_status(422)
        end
      end

      context 'with valid image' do
        before do
          post :create, params.merge(file: jpg, format: :json)
        end

        it 'returns a content with original filename, new link, and correct type.' do
          expect(response.body).to match '\"alt\":\"rails_sample\"'
          expect(response.body).to match "\"url\":\"/uploads"
        end

        # NOTE: This is as close as we're getting to an Integration test for this
        # behavior. We're avoiding a proper Feature test because those should be
        # testing things entirely user-facing, which the Upload model is very much
        # not.
        it 'creates a corresponding Upload record' do
          upload = Upload.last

          aggregate_failures do
            expect(upload).to exist
            expect(upload.model).to eq(model)
          end
        end
      end

      context 'with valid non-image file' do
        before do
          post :create, params.merge(file: txt, format: :json)
        end

        it 'returns a content with original filename, new link, and correct type.' do
          expect(response.body).to match '\"alt\":\"doc_sample.txt\"'
          expect(response.body).to match "\"url\":\"/uploads"
        end
      end
    end
  end

  describe "GET #show" do
    let(:show_upload) do
      get :show, params.merge(secret: "123456", filename: "image.jpg")
    end

    context "when the model is public" do
      before do
        model.update_attribute(:visibility_level, Gitlab::VisibilityLevel::PUBLIC)
      end

      context "when not signed in" do
        context "when the file exists" do
          before do
            allow_any_instance_of(FileUploader).to receive(:file).and_return(jpg)
            allow(jpg).to receive(:exists?).and_return(true)
          end

          it "responds with status 200" do
            show_upload

            expect(response).to have_gitlab_http_status(200)
          end
        end

        context "when the file doesn't exist" do
          it "responds with status 404" do
            show_upload

            expect(response).to have_gitlab_http_status(404)
          end
        end
      end

      context "when signed in" do
        before do
          sign_in(user)
        end

        context "when the file exists" do
          before do
            allow_any_instance_of(FileUploader).to receive(:file).and_return(jpg)
            allow(jpg).to receive(:exists?).and_return(true)
          end

          it "responds with status 200" do
            show_upload

            expect(response).to have_gitlab_http_status(200)
          end
        end

        context "when the file doesn't exist" do
          it "responds with status 404" do
            show_upload

            expect(response).to have_gitlab_http_status(404)
          end
        end
      end
    end

    context "when the model is private" do
      before do
        model.update_attribute(:visibility_level, Gitlab::VisibilityLevel::PRIVATE)
      end

      context "when not signed in" do
        context "when the file exists" do
          before do
            allow_any_instance_of(FileUploader).to receive(:file).and_return(jpg)
            allow(jpg).to receive(:exists?).and_return(true)
          end

          context "when the file is an image" do
            before do
              allow_any_instance_of(FileUploader).to receive(:image?).and_return(true)
            end

            it "responds with status 200" do
              show_upload

              expect(response).to have_gitlab_http_status(200)
            end
          end

          context "when the file is not an image" do
            it "redirects to the sign in page" do
              show_upload

              expect(response).to redirect_to(new_user_session_path)
            end
          end
        end

        context "when the file doesn't exist" do
          it "redirects to the sign in page" do
            show_upload

            expect(response).to redirect_to(new_user_session_path)
          end
        end
      end

      context "when signed in" do
        before do
          sign_in(user)
        end

        context "when the user has access to the project" do
          before do
            model.add_developer(user)
          end

          context "when the file exists" do
            before do
              allow_any_instance_of(FileUploader).to receive(:file).and_return(jpg)
              allow(jpg).to receive(:exists?).and_return(true)
            end

            it "responds with status 200" do
              show_upload

              expect(response).to have_gitlab_http_status(200)
            end
          end

          context "when the file doesn't exist" do
            it "responds with status 404" do
              show_upload

              expect(response).to have_gitlab_http_status(404)
            end
          end
        end

        context "when the user doesn't have access to the model" do
          context "when the file exists" do
            before do
              allow_any_instance_of(FileUploader).to receive(:file).and_return(jpg)
              allow(jpg).to receive(:exists?).and_return(true)
            end

            context "when the file is an image" do
              before do
                allow_any_instance_of(FileUploader).to receive(:image?).and_return(true)
              end

              it "responds with status 200" do
                show_upload

                expect(response).to have_gitlab_http_status(200)
              end
            end

            context "when the file is not an image" do
              it "responds with status 404" do
                show_upload

                expect(response).to have_gitlab_http_status(404)
              end
            end
          end

          context "when the file doesn't exist" do
            it "responds with status 404" do
              show_upload

              expect(response).to have_gitlab_http_status(404)
            end
          end
        end
      end
    end
  end
end