1 files changed, 99 insertions, 0 deletions
diff --git a/spec/models/clusters/applications/runner_spec.rb b/spec/models/clusters/applications/runner_spec.rb
new file mode 100644
index 00000000000..a574779e39d
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+++ b/spec/models/clusters/applications/runner_spec.rb
@@ -0,0 +1,99 @@
+require 'rails_helper'
+
+describe Clusters::Applications::Runner do
+  let(:ci_runner) { create(:ci_runner) }
+
+  include_examples 'cluster application core specs', :clusters_applications_runner
+  include_examples 'cluster application status specs', :cluster_application_runner
+
+  it { is_expected.to belong_to(:runner) }
+
+  describe '#install_command' do
+    let(:kubeclient) { double('kubernetes client') }
+    let(:gitlab_runner) { create(:clusters_applications_runner, runner: ci_runner) }
+
+    subject { gitlab_runner.install_command }
+
+    it { is_expected.to be_an_instance_of(Gitlab::Kubernetes::Helm::InstallCommand) }
+
+    it 'should be initialized with 4 arguments' do
+      expect(subject.name).to eq('runner')
+      expect(subject.chart).to eq('runner/gitlab-runner')
+      expect(subject.repository).to eq('https://charts.gitlab.io')
+      expect(subject.values).to eq(gitlab_runner.values)
+    end
+  end
+
+  describe '#values' do
+    let(:gitlab_runner) { create(:clusters_applications_runner, runner: ci_runner) }
+
+    subject { gitlab_runner.values }
+
+    it 'should include runner valid values' do
+      is_expected.to include('concurrent')
+      is_expected.to include('checkInterval')
+      is_expected.to include('rbac')
+      is_expected.to include('runners')
+      is_expected.to include('privileged: true')
+      is_expected.to include('image: ubuntu:16.04')
+      is_expected.to include('resources')
+      is_expected.to include("runnerToken: #{ci_runner.token}")
+      is_expected.to include("gitlabUrl: #{Gitlab::Routing.url_helpers.root_url}")
+    end
+
+    context 'without a runner' do
+      let(:project) { create(:project) }
+      let(:cluster) { create(:cluster) }
+      let(:gitlab_runner) { create(:clusters_applications_runner, cluster: cluster) }
+
+      before do
+        cluster.projects << project
+      end
+
+      it 'creates a runner' do
+        expect do
+          subject
+        end.to change { Ci::Runner.count }.by(1)
+      end
+
+      it 'uses the new runner token' do
+        expect(subject).to include("runnerToken: #{gitlab_runner.reload.runner.token}")
+      end
+
+      it 'assigns the new runner to runner' do
+        subject
+        gitlab_runner.reload
+
+        expect(gitlab_runner.runner).not_to be_nil
+      end
+    end
+
+    context 'with duplicated values on vendor/runner/values.yaml' do
+      let(:values) do
+        {
+          "concurrent" => 4,
+          "checkInterval" => 3,
+          "rbac" => {
+            "create" => false
+          },
+          "clusterWideAccess" => false,
+          "runners" => {
+            "privileged" => false,
+            "image" => "ubuntu:16.04",
+            "builds" => {},
+            "services" => {},
+            "helpers" => {}
+          }
+        }
+      end
+
+      before do
+        allow(gitlab_runner).to receive(:chart_values).and_return(values)
+      end
+
+      it 'should overwrite values.yaml' do
+        is_expected.to include("privileged: #{gitlab_runner.privileged}")
+      end
+    end
+  end
+end