training_controller_spec.rb

require 'spec_helper'

describe TrainingsController do

  # This should return the minimal set of values that should be in the session
  # in order to pass any filters (e.g. authentication) defined in
  # TrainingsController. Be sure to keep this updated too.
  def valid_session
    {}
  end

  let!(:training) { FactoryGirl.create(:training) }
  let(:valid_attributes) { FactoryGirl.attributes_for(:training) }
  let(:invalid_attributes) {
    FactoryGirl.attributes_for(:training,
      name: nil,
      contact_id: nil,
      city_id: nil,
      place_id: nil,
      owner_id: nil)
  }

  describe "GET index" do
    it "assigns all trainings as @trainings" do
      get :index, {}, valid_session
      assigns(:trainings).should eq([training])
    end

    describe 'ATOM format' do
      it "returns an ATOM file" do
        get :index, format: :atom
        expect(response.headers['Content-Type']).to have_content 'application/atom+xml'
      end

      it 'returns content' do
        get :index, format: :atom
        response.should be_successful
        response.should render_template("index")
      end
    end

    describe 'RSS format' do
      it "should redirect to ATOM format" do
        get :index, format: :rss
        page.should redirect_to events_url(:format => :atom)
      end
    end
  end

  describe "GET show" do
    it "assigns the requested training as @training" do
      get :show, {:id => training.to_param}, valid_session
      assigns(:training).should eq(training)
    end
  end

  describe "GET new" do
    context "when user is not logged in" do
      it "redirect to the sign in page" do
        get :new, {}, valid_session
        page.should redirect_to user_session_path
      end
    end

    context "when user is signed in" do
      login_user

      it "assigns a new training as @training" do
        get :new, {}
        assigns(:training).should be_a_new(Training)
      end
    end
  end

  describe "GET edit" do
    context "when user is not logged in" do
      it "redirect to the sign in page" do
        get :edit, {:id => training.to_param}, valid_session
        page.should redirect_to user_session_path
      end
    end

    context "when user is logged in" do
      login_user

      it "assigns the requested training as @training" do
        get :edit, {:id => training.to_param}
        assigns(:training).should eq(training)
      end
    end
  end

  describe "POST create" do
    context "when user is not logged in" do
      it "redirect to the sign in page" do
        post :create, {}, valid_session
        page.should redirect_to user_session_path
      end
    end

    context "when user is logged in" do
      login_user

      describe "with valid params" do
        it "creates a new Training" do
          expect {
            post :create, {:training => valid_attributes}
          }.to change(Training, :count).by(1)
        end

        it "assigns a newly created training as @training" do
          post :create, {:training => valid_attributes}
          assigns(:training).should be_a(Training)
          assigns(:training).should be_persisted
        end

        it "redirects to the created training" do
          post :create, {:training => valid_attributes}
          response.should redirect_to(Training.last)
        end
      end

      describe "with invalid params" do
        it "assigns a newly created but unsaved training as @training" do
          # Trigger the behavior that occurs when invalid params are submitted
          Training.any_instance.stub(:save).and_return(false)
          post :create, {:training => invalid_attributes}
          assigns(:training).should be_a_new(Training)
        end

        it "re-renders the 'new' template" do
          # Trigger the behavior that occurs when invalid params are submitted
          Training.any_instance.stub(:save).and_return(false)
          post :create, {:training => invalid_attributes}
          response.should render_template("new")
        end
      end
    end
  end

  describe "PUT update" do
    context "when user is not logged in" do
      it "redirect to the sign in page" do
        put :update, {:id => training.to_param}, valid_session
        page.should redirect_to user_session_path
      end
    end

    context "when user is logged in" do
      login_user

      describe "with valid params" do
        it "updates the requested training" do
          # Assuming there are no other trainings in the database, this
          # specifies that the Training created on the previous line
          # receives the :update_attributes message with whatever params are
          # submitted in the request.
          Training.any_instance.should_receive(:update_attributes).with({ "name" => "MyString" })
          put :update, {:id => training.to_param, :training => { "name" => "MyString" }}
        end

        it "assigns the requested training as @training" do
          put :update, {:id => training.to_param, :training => valid_attributes}
          assigns(:training).should eq(training)
        end

        it "redirects to the training" do
          put :update, {:id => training.to_param, :training => valid_attributes}
          response.should redirect_to(training)
        end
      end

      describe "with invalid params" do
        it "assigns the training as @training" do
          # Trigger the behavior that occurs when invalid params are submitted
          Training.any_instance.stub(:save).and_return(false)
          put :update, {:id => training.to_param, :training => invalid_attributes}
          assigns(:training).should eq(training)
        end

        it "re-renders the 'edit' template" do
          # Trigger the behavior that occurs when invalid params are submitted
          Training.any_instance.stub(:save).and_return(false)
          put :update, {:id => training.to_param, :training => invalid_attributes}
          response.should render_template("edit")
        end
      end
    end
  end

  describe "DELETE destroy" do
    context "when user is not logged in" do
      it "redirect to the sign in page" do
        delete :destroy, {:id => training.to_param}, valid_session
        page.should redirect_to user_session_path
      end
    end

    context "when user is logged in" do
      login_user
      it "destroys the requested training" do
        expect {
          delete :destroy, {:id => training.to_param}
        }.to change(Training, :count).by(-1)
      end

      it "redirects to the trainings list" do
        delete :destroy, {:id => training.to_param}
        response.should redirect_to(trainings_url)
      end
    end
  end

end