Make ingress to use install_command

app/models/clusters/applications/ingress.rb

@@ -35,6 +35,10 @@ module Clusters
       def chart
         'stable/nginx-ingress'
       end
+
+      def install_command
+        Gitlab::Kubernetes::Helm::InstallCommand.new(name, false, chart)
+      end
     end
   end
 end

spec/models/clusters/applications/ingress_spec.rb

@@ -23,9 +23,19 @@ describe Clusters::Applications::Ingress do
       expect(subject.status_name).to be(:not_installable)
     end
 
-    context 'when application helm is defined' do
+    context 'when application helm is scheduled' do
       before do
-        create(:cluster_applications_ingress, cluster: cluster)
+        create(:cluster_applications_helm, :scheduled, cluster: cluster)
+      end
+
+      it 'defaults to :not_installable' do
+        expect(subject.status_name).to be(:not_installable)
+      end
+    end
+
+    context 'when application helm is installed' do
+      before do
+        create(:cluster_applications_helm, :installed, cluster: cluster)
       end
 
       it 'defaults to :installable' do
@@ -34,6 +44,12 @@ describe Clusters::Applications::Ingress do
     end
   end
 
+  describe '#install_command' do
+    it 'has all the needed information' do
+      expect(subject.install_command).to have_attributes(name: subject.name, install_helm: false, chart: subject.chart)
+    end
+  end
+
   describe 'status state machine' do
     describe '#make_installing' do
       subject { create(:cluster_applications_ingress, :scheduled) }