ci: workflow: add helm e2e tests for plugin manager

Author: Vaishnav-Dhaval

.github/workflows/build-container.yml

@@ -302,6 +302,38 @@ jobs:
           echo "❌ In-cluster API tests failed with exit code $EXIT_CODE"
           exit $EXIT_CODE
         fi
+    - name: Set up Helm
+      uses: azure/setup-helm@18bc76811624f360dbd7f18c2d4ecb32c7b87bab # v1.1
+      with:
+        version: v3.7.0
+    - name: Deploy Headlamp via Helm and run plugin manager tests
+      run: |
+        kubectl config use-context test
+        kubectl create namespace headlamp-helm
+        echo 'image:' > helm-values.yaml
+        echo '  registry: ghcr.io' >> helm-values.yaml
+        echo '  repository: headlamp-k8s/headlamp' >> helm-values.yaml
+        echo '  tag: latest' >> helm-values.yaml
+        echo '  pullPolicy: Never' >> helm-values.yaml
+        echo 'config:' >> helm-values.yaml
+        echo '  baseURL: "/headlamp-helm"' >> helm-values.yaml
+        echo 'service:' >> helm-values.yaml
+        echo '  type: NodePort' >> helm-values.yaml
+        echo 'pluginsManager:' >> helm-values.yaml
+        echo '  enabled: true' >> helm-values.yaml
+        echo '  configContent: |' >> helm-values.yaml
+        echo '    plugins:' >> helm-values.yaml
+        echo '      - name: flux' >> helm-values.yaml
+        echo '        source: https://artifacthub.io/packages/headlamp/headlamp-k8s/flux' >> helm-values.yaml
+        helm install headlamp ./charts/headlamp --namespace headlamp-helm -f helm-values.yaml
+        echo "Waiting for headlamp helm deployment to be available..."
+        kubectl wait deployment -n headlamp-helm headlamp --for condition=Available=True --timeout=120s
+        IP_ADDRESS=$(kubectl get nodes --context test -o=jsonpath='{.items[0].status.addresses[?(@.type=="InternalIP")].address}')
+        SERVICE_PORT=$(kubectl get services headlamp -n headlamp-helm -o=jsonpath='{.spec.ports[0].nodePort}')
+        export SERVICE_URL="http://${IP_ADDRESS}:${SERVICE_PORT}/headlamp-helm"
+        echo "Helm Headlamp URL: $SERVICE_URL"
+        cd e2e-tests
+        HEADLAMP_TEST_URL=$SERVICE_URL npx playwright test tests/helmPlugins.spec.ts
     # Clear disk space by removing unnecessary files, apt files and uninstall some playwright dependencies
     - name: Clear Disk Space
       if: steps.cache-image-restore2.outputs.cache-hit != 'true'

e2e-tests/tests/headlampPage.ts

@@ -139,6 +139,10 @@ export class HeadlampPage {
     }
   }
 
+  async tableContains(text: string, options?: { timeout?: number }) {
+    await expect(this.page.locator('table')).toContainText(text, options);
+  }
+
   async clickOnPlugin(pluginName: string) {
     await this.page.click(`a:has-text("${pluginName}")`);
     await this.page.waitForLoadState('load');

e2e-tests/tests/helmPlugins.spec.ts

@@ -0,0 +1,38 @@
+/*
+ * Copyright 2025 The Kubernetes Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/// <reference types="node" />
+import {test } from '@playwright/test';
+import { HeadlampPage } from './headlampPage';
+
+let headlampPage: HeadlampPage;
+
+test.beforeEach(async ({ page }) => {
+  headlampPage = new HeadlampPage(page);
+
+  await headlampPage.navigateToCluster('main', process.env.HEADLAMP_TEST_TOKEN);
+});
+
+test('plugin manager should have installed plugins via helm', async () => {
+  // Wait for plugins to be loaded.
+  // The plugin we are installing is 'headlamp-pod-counter' via Helm.
+
+  await headlampPage.navigateTopage('/settings/plugins', /Plugins/);
+
+  // Check if the plugin is in the list.
+  // It might take some time for the plugin manager to install it.
+  await headlampPage.tableContains('Flux', { timeout: 60000 });
+});