boards_controller_spec.rb

require 'spec_helper'

describe Projects::BoardsController do
  let(:project) { create(:empty_project) }
  let(:user)    { create(:user) }

  before do
    project.team << [user, :master]
    sign_in(user)
  end

  describe 'GET #show' do
    context 'when project does not have a board' do
      it 'creates a new board' do
        expect { get :show, namespace_id: project.namespace.to_param, project_id: project.to_param }.to change(Board, :count).by(1)
      end
    end

    context 'when format is HTML' do
      it 'renders HTML template' do
        get :show, namespace_id: project.namespace.to_param, project_id: project.to_param

        expect(response).to render_template :show
        expect(response.content_type).to eq 'text/html'
      end
    end

    context 'when format is JSON' do
      it 'returns a successful 200 response' do
        get :show, namespace_id: project.namespace.to_param, project_id: project.to_param, format: :json

        expect(response).to have_http_status(200)
        expect(response.content_type).to eq 'application/json'
      end

      it 'returns a list of board lists' do
        board = project.create_board
        create(:backlog_list, board: board)
        create(:list, board: board)
        create(:done_list, board: board)

        get :show, namespace_id: project.namespace.to_param, project_id: project.to_param, format: :json

        parsed_response = JSON.parse(response.body)

        expect(response).to match_response_schema('list', array: true)
        expect(parsed_response.length).to eq 3
      end
    end
  end
end