Add applications specs

spec/features/projects/clusters/applications_spec.rb

+require 'spec_helper'
+
+feature 'Clusters Applications', :js do
+  include GoogleApi::CloudPlatformHelpers
+
+  set(:project) { create(:project) }
+  set(:user) { create(:user) }
+
+  before do
+    project.add_master(user)
+    gitlab_sign_in(user)
+  end
+
+  describe 'Installing applications' do
+    before do
+      visit project_cluster_path(project, cluster)
+    end
+
+    context 'when cluster is being created' do
+      let(:cluster) { create(:cluster, :providing_by_gcp, projects: [project])}
+    
+      scenario 'user is unable to install applications' do
+        page.within('.js-cluster-application-row-helm') do
+          expect(page.find(:css, '.js-cluster-application-install-button')['disabled']).to eq('true')
+          expect(page.find(:css, '.js-cluster-application-install-button').text).to eq('Install')
+        end
+      end
+    end
+
+    context 'when cluster is created' do
+      let(:cluster) { create(:cluster, :provided_by_gcp, projects: [project])}
+    
+      scenario 'user can install applications' do
+        page.within('.js-cluster-application-row-helm') do
+          expect(page.find(:css, '.js-cluster-application-install-button')['disabled']).to be_nil
+          expect(page.find(:css, '.js-cluster-application-install-button')).to have_content('Install')
+        end
+      end
+
+      context 'when user installs Helm' do
+        before do
+          allow(ClusterInstallAppWorker).to receive(:perform_async).and_return(nil)
+  
+          page.within('.js-cluster-application-row-helm') do
+            page.find(:css, '.js-cluster-application-install-button').click
+          end
+        end
+
+        it 'he sees status transition' do
+          page.within('.js-cluster-application-row-helm') do
+            # FE sends request and gets the response, then the buttons is "Install"
+            expect(page.find(:css, '.js-cluster-application-install-button')['disabled']).to eq('true')
+            expect(page.find(:css, '.js-cluster-application-install-button')).to have_content('Install')
+
+            Clusters::Cluster.last.application_helm.make_installing!
+
+            # FE starts polling and update the buttons to "Installing"
+            expect(page.find(:css, '.js-cluster-application-install-button')['disabled']).to eq('true')
+            expect(page.find(:css, '.js-cluster-application-install-button')).to have_content('Installing')
+
+            Clusters::Cluster.last.application_helm.make_installed!
+
+            expect(page.find(:css, '.js-cluster-application-install-button')['disabled']).to eq('true')
+            expect(page.find(:css, '.js-cluster-application-install-button')).to have_content('Installed')
+          end
+
+          expect(page).to have_content('Helm Tiller was successfully installed on your cluster')
+        end
+      end
+
+      context 'when user installs Ingress' do
+        context 'when user installs application: Ingress' do
+          before do
+            allow(ClusterInstallAppWorker).to receive(:perform_async).and_return(nil)
+
+            create(:cluster_applications_helm, :installed, cluster: cluster)
+
+            page.within('.js-cluster-application-row-ingress') do
+              page.find(:css, '.js-cluster-application-install-button').click
+            end
+          end
+
+          it 'he sees status transition' do
+            page.within('.js-cluster-application-row-ingress') do
+              # FE sends request and gets the response, then the buttons is "Install"
+              expect(page.find(:css, '.js-cluster-application-install-button')['disabled']).to eq('true')
+              expect(page.find(:css, '.js-cluster-application-install-button')).to have_content('Install')
+
+              Clusters::Cluster.last.application_ingress.make_installing!
+
+              # FE starts polling and update the buttons to "Installing"
+              expect(page.find(:css, '.js-cluster-application-install-button')['disabled']).to eq('true')
+              expect(page.find(:css, '.js-cluster-application-install-button')).to have_content('Installing')
+
+              Clusters::Cluster.last.application_ingress.make_installed!
+
+              expect(page.find(:css, '.js-cluster-application-install-button')['disabled']).to eq('true')
+              expect(page.find(:css, '.js-cluster-application-install-button')).to have_content('Installed')
+            end
+
+            expect(page).to have_content('Ingress was successfully installed on your cluster')
+          end
+        end
+      end
+    end
+  end
+end