added the rest of the stages to the controller and relevant specs

app/controllers/projects/cycle_analytics/events_controller.rb

 class Projects::CycleAnalytics::EventsController < Projects::ApplicationController
   #before_action :authorize_read_cycle_analytics!
 
-  def issues
-    respond_to do |format|
-      format.html
-      format.json { render json: events.issue_events }
+  def issue
+    render_events(events.issue_events)
+  end
+
+  def plan
+    render_events(events.plan_events)
+  end
+
+  def code
+    render_events(events.code_events)
+  end
+
+  def test
+    render_events(events.test_events)
+  end
+
+  def review
+    render_events(events.review_events)
   end
+
+  def staging
+    render_events(events.staging_events)
+  end
+
+  def production
+    render_events(events.production_events)
   end
 
   private
 
+  def render_events(event_list)
+    respond_to do |format|
+      format.html
+      format.json { render json: { events: event_list } }
+    end
+  end
+
   # TODO refactor this
   def start_date
     case events_params[:start_date]

config/routes/project.rb

@@ -155,7 +155,13 @@ resources :namespaces, path: '/', constraints: { id: /[a-zA-Z.0-9_\-]+/ }, only:
 
       namespace :cycle_analytics do
         scope :events, controller: '/projects/cycle_analytics/events' do
-          get :issues
+          get :issue
+          get :plan
+          get :code
+          get :test
+          get :review
+          get :staging
+          get :production
         end
       end
 

spec/requests/projects/cycle_analytics_events_spec.rb

@@ -3,18 +3,62 @@ require 'spec_helper'
 describe 'cycle analytics events' do
   let(:user) { create(:user) }
   let(:project) { create(:project) }
+  let!(:issue) { create(:issue, project: project, created_at: 2.days.ago) }
 
   describe 'GET /:namespace/:project/cycle_analytics/events/issues' do
     before do
       project.team << [user, :developer]
 
+      milestone = create(:milestone, project: project)
+      issue.update(milestone: milestone)
+      create_merge_request_closing_issue(issue)
+
+      merge_merge_requests_closing_issue(issue)
+      deploy_master
+
       login_as(user)
     end
 
     it 'lists the issue events' do
-      get namespace_project_cycle_analytics_issues_path(project.namespace, project, format: :json)
+      get namespace_project_cycle_analytics_issue_path(project.namespace, project, format: :json)
+
+      expect(json_response['events']).not_to be_empty
+    end
+
+    it 'lists the plan events' do
+      get namespace_project_cycle_analytics_plan_path(project.namespace, project, format: :json)
+
+      expect(json_response['events']).not_to be_empty
+    end
+
+    it 'lists the code events' do
+      get namespace_project_cycle_analytics_code_path(project.namespace, project, format: :json)
+
+      expect(json_response['events']).not_to be_empty
+    end
+
+    it 'lists the test events' do
+      get namespace_project_cycle_analytics_test_path(project.namespace, project, format: :json)
+
+      expect(json_response['events']).not_to be_empty
+    end
+
+    it 'lists the review events' do
+      get namespace_project_cycle_analytics_review_path(project.namespace, project, format: :json)
+
+      expect(json_response['events']).not_to be_empty
+    end
+
+    it 'lists the staging events' do
+      get namespace_project_cycle_analytics_staging_path(project.namespace, project, format: :json)
+
+      expect(json_response['events']).not_to be_empty
+    end
+
+    it 'lists the production events' do
+      get namespace_project_cycle_analytics_production_path(project.namespace, project, format: :json)
 
-      expect(json_response).to eq ([])
+      expect(json_response['events']).not_to be_empty
     end
   end