require('spec_helper')

describe Projects::UploadsController do
  let(:project) { create(:empty_project) }
  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
    before do
      sign_in(user)
      project.team << [user, :developer]
    end

    context "without params['file']" do
      it "returns an error" do
        post :create,
          namespace_id: project.namespace.to_param,
          project_id: project,
          format: :json
        expect(response).to have_http_status(422)
      end
    end

    context 'with valid image' do
      before do
        post :create,
          namespace_id: project.namespace.to_param,
          project_id: project,
          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 project
        end
      end
    end

    context 'with valid non-image file' do
      before do
        post :create,
          namespace_id: project.namespace.to_param,
          project_id: project,
          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

  describe "GET #show" do
    let(:go) do
      get :show,
        namespace_id: project.namespace.to_param,
        project_id:   project,
        secret:       "123456",
        filename:     "image.jpg"
    end

    context "when the project is public" do
      before do
        project.update_attribute(:visibility_level, Project::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
            go

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

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

            expect(response).to have_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
            go

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

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

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

    context "when the project is private" do
      before do
        project.update_attribute(:visibility_level, Project::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
              go

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

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

              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
            go

            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
            project.team << [user, :master]
          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
              go

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

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

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

        context "when the user doesn't have access to the project" 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
                go

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

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

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

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

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