sample.rb

RSpec.describe UsersController, type: :controller do
  describe "GET index" do
    it “returns a successful response” do
      get :index
      expect(response).to be_successful
    end
 
    it "assigns @users" do
      user = User.create(name: “Test user”)
      get :index
      expect(assigns(:users)).to eq([user])
    end

    it "renders the index template" do
      get :index
      expect(response).to render_template("index")
    end
  end
end