Allow runners to be installed on group clusters

A runner installed on a cluster will now use the
cluster's `cluster_type` as its `runner_type`.

3 files changed, 34 insertions, 13 deletions

diff --git a/spec/javascripts/clusters/components/applications_spec.js b/spec/javascripts/clusters/components/applications_spec.js
index 790e4b9602c..0f8153ad493 100644
--- a/spec/javascripts/clusters/components/applications_spec.js
+++ b/spec/javascripts/clusters/components/applications_spec.js
@@ -79,7 +79,7 @@ describe('Applications', () => {
     });
 
     it('renders a row for GitLab Runner', () => {
-      expect(vm.$el.querySelector('.js-cluster-application-row-runner')).toBeNull();
+      expect(vm.$el.querySelector('.js-cluster-application-row-runner')).not.toBeNull();
     });
 
     it('renders a row for Jupyter', () => {
diff --git a/spec/models/clusters/applications/runner_spec.rb b/spec/models/clusters/applications/runner_spec.rb
index 06d9bc076cd..3ce8aa1c7bc 100644
--- a/spec/models/clusters/applications/runner_spec.rb
+++ b/spec/models/clusters/applications/runner_spec.rb
@@ -64,24 +64,45 @@ describe Clusters::Applications::Runner do
     end
 
     context 'without a runner' do
-      let(:project) { create(:project) }
-      let(:cluster) { create(:cluster, :with_installed_helm, projects: [project]) }
       let(:application) { create(:clusters_applications_runner, runner: nil, cluster: cluster) }
+      let(:runner) { application.runner }
 
-      it 'creates a runner' do
-        expect do
-          subject
-        end.to change { Ci::Runner.count }.by(1)
+      shared_examples 'runner creation' do
+        it 'creates a runner' do
+          expect { subject }.to change { Ci::Runner.count }.by(1)
+        end
+
+        it 'uses the new runner token' do
+          expect(values).to match(/runnerToken: '?#{runner.token}/)
+        end
       end
 
-      it 'uses the new runner token' do
-        expect(values).to match(/runnerToken: '?#{application.reload.runner.token}/)
+      context 'project cluster' do
+        let(:project) { create(:project) }
+        let(:cluster) { create(:cluster, :with_installed_helm, projects: [project]) }
+
+        include_examples 'runner creation'
+
+        it 'creates a project runner' do
+          subject
+
+          expect(runner).to be_project_type
+          expect(runner.projects).to eq [project]
+        end
       end
 
-      it 'assigns the new runner to runner' do
-        subject
+      context 'group cluster' do
+        let(:group) { create(:group) }
+        let(:cluster) { create(:cluster, :with_installed_helm, cluster_type: :group_type, groups: [group]) }
+
+        include_examples 'runner creation'
+
+        it 'creates a group runner' do
+          subject
 
-        expect(application.reload.runner).to be_project_type
+          expect(runner).to be_group_type
+          expect(runner.groups).to eq [group]
+        end
       end
     end
 
diff --git a/spec/services/clusters/applications/create_service_spec.rb b/spec/services/clusters/applications/create_service_spec.rb
index cbdef008b07..20555873503 100644
--- a/spec/services/clusters/applications/create_service_spec.rb
+++ b/spec/services/clusters/applications/create_service_spec.rb
@@ -150,7 +150,7 @@ describe Clusters::Applications::CreateService do
       where(:application, :association, :allowed, :pre_create_helm) do
         'helm'       | :application_helm       | true | false
         'ingress'    | :application_ingress    | true | true
-        'runner'     | :application_runner     | false | true
+        'runner'     | :application_runner     | true | true
         'jupyter'    | :application_jupyter    | false | true
         'prometheus' | :application_prometheus | false | true
       end