application_controller_spec.rb

require 'rails_helper'

RSpec.describe "Error Handling" do
  describe "Active Record Not Found" do
    controller do
      def index
        raise ActiveRecord::RecordNotFound
      end
    end
  
    describe 'handling ActiveRecord::RecordNotFound exceptions' do
      it 'redirects to the root path' do
        get :index
        expect(response).to redirect_to('/')
        expect(flash[:danger]).to eql 'We kunnen de pagina die je zoekt niet vinden'
      end
  
      it 'shows the appropriate flash message' do
        get :index
        expect(flash[:danger]).to eql 'We kunnen de pagina die je zoekt niet vinden'
      end
    end
  end
  describe "PunditNotAuthorizedError" do
    controller do
      def index
        raise Pundit::NotAuthorizedError
      end
    end
  
    describe 'handling Pundit::NotAuthorizedError exceptions' do
      it 'redirects to the root path' do
        get :index
        expect(response).to redirect_to('/')
      end
  
      it 'shows the appropriate flash message' do
        get :index
        expect(flash[:danger]).to eql 'Je hebt geen toegang tot deze actie'
      end
    end
  end
  describe "ActionControllerUnknownFormat" do
    controller(ActionControllerUnknownFormat) do
      def index
        raise ActionController::UnknownFormat
      end
    end
  
    describe 'handling ActionController::UnknownFormat exceptions' do
      it 'redirects to the root path' do
        get :index
        expect(response).to redirect_to('/')
      end
  
      it 'shows the appropriate flash message' do
        get :index
        expect(flash[:danger]).to eql 'We kunnen de pagina die je zoekt niet vinden'
      end
    end
  end
end