preparations to replace session with lti_parameters object

spec/concerns/lti_spec.rb

@@ -116,6 +116,7 @@ describe Lti do
     context 'with an valid score' do
       context 'with a tool provider' do
         before(:each) do
+          #Todo replace session with lti_parameter
           controller.session[:consumer_id] = consumer.id
           controller.session[:lti_parameters] = {}
         end

spec/controllers/application_controller_spec.rb

@@ -4,6 +4,7 @@ describe ApplicationController do
   describe '#current_user' do
     context 'with an external user' do
       let(:external_user) { FactoryGirl.create(:external_user) }
+      #Todo replace session with lti_parameter
       before(:each) { session[:external_user_id] = external_user.id }
 
       it 'returns the external user' do

spec/controllers/sessions_controller_spec.rb

@@ -78,6 +78,7 @@ describe SessionsController do
       it 'assigns the current user' do
         request
         expect(assigns(:current_user)).to be_an(ExternalUser)
+        #Todo replace session with lti_parameter
         expect(session[:external_user_id]).to eq(user.id)
       end
 
@@ -174,6 +175,7 @@ describe SessionsController do
     let(:submission) { FactoryGirl.create(:submission, exercise: FactoryGirl.create(:dummy)) }
 
     before(:each) do
+      #Todo replace session with lti_parameter
       session[:consumer_id] = consumer.id
       session[:lti_parameters] = {}
     end

spec/factories/execution_environment.rb

@@ -32,7 +32,7 @@ FactoryGirl.define do
   factory :java, class: ExecutionEnvironment do
     created_by_teacher
     default_memory_limit
-    docker_image 'hklement/ubuntu-java:latest'
+    docker_image 'openhpi/co_execenv_java:latest'
     association :file_type, factory: :dot_java
     help
     name 'Java 8'
@@ -78,7 +78,7 @@ FactoryGirl.define do
   factory :python, class: ExecutionEnvironment do
     created_by_teacher
     default_memory_limit
-    docker_image 'hklement/ubuntu-python:latest'
+    docker_image 'openhpi/co_execenv_python:latest'
     association :file_type, factory: :dot_py
     help
     name 'Python 3.4'