administrator dashboard for observing the Docker container pool

spec/controllers/admin/dashboard_controller_spec.rb

@@ -0,0 +1,21 @@
+require 'rails_helper'
+
+describe Admin::DashboardController do
+  before(:each) { allow(controller).to receive(:current_user).and_return(FactoryGirl.build(:admin)) }
+
+  describe 'GET #show' do
+    describe 'with format HTML' do
+      before(:each) { get :show }
+
+      expect_status(200)
+      expect_template(:show)
+    end
+
+    describe 'with format JSON' do
+      before(:each) { get :show, format: :json }
+
+      expect_json
+      expect_status(200)
+    end
+  end
+end