1 files changed, 52 insertions, 0 deletions
diff --git a/spec/workers/clusters/applications/activate_service_worker_spec.rb b/spec/workers/clusters/applications/activate_service_worker_spec.rb
new file mode 100644
index 00000000000..09f4c536edf
--- /dev/null
+++ b/spec/workers/clusters/applications/activate_service_worker_spec.rb
@@ -0,0 +1,52 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+describe Clusters::Applications::ActivateServiceWorker, '#perform' do
+  context 'cluster exists' do
+    describe 'prometheus service' do
+      let(:service_name) { 'prometheus' }
+
+      before do
+        create(:clusters_applications_prometheus, :installed, cluster: cluster)
+      end
+
+      context 'cluster type: group' do
+        let(:group) { create(:group) }
+        let(:project) { create(:project, group: group) }
+        let(:cluster) { create(:cluster_for_group, :with_installed_helm, groups: [group]) }
+
+        it 'ensures Prometheus service is activated' do
+          expect { described_class.new.perform(cluster.id, service_name) }
+            .to change { project.reload.prometheus_service&.active }.from(nil).to(true)
+        end
+      end
+
+      context 'cluster type: project' do
+        let(:project) { create(:project) }
+        let(:cluster) { create(:cluster, :with_installed_helm, projects: [project]) }
+
+        it 'ensures Prometheus service is activated' do
+          expect { described_class.new.perform(cluster.id, service_name) }
+            .to change { project.reload.prometheus_service&.active }.from(nil).to(true)
+        end
+      end
+
+      context 'cluster type: instance' do
+        let(:project) { create(:project) }
+        let(:cluster) { create(:cluster, :instance) }
+
+        it 'ensures Prometheus service is activated' do
+          expect { described_class.new.perform(cluster.id, service_name) }
+            .to change { project.reload.prometheus_service&.active }.from(nil).to(true)
+        end
+      end
+    end
+  end
+
+  context 'cluster does not exist' do
+    it 'does not raise Record Not Found error' do
+      expect { described_class.new.perform(0, 'ignored in this context') }.not_to raise_error(ActiveRecord::RecordNotFound)
+    end
+  end
+end