fix(e2e): add waitForSidebar helper and networkidle waits for reliability

Add waitForSidebar helper function with explicit sidebar visibility wait
and networkidle state to ensure page is fully loaded before assertions.
This addresses flaky E2E tests where elements were not consistently
found due to timing issues during page transitions.

.github/workflows/e2e.yaml

@@ -18,6 +18,6 @@ jobs:
   e2e:
     uses: privilegedescalation/.github/.github/workflows/plugin-e2e.yaml@hugh/add-pnpm-support-plugin-e2e
     with:
-      node-version: "22"
+      node-version: '22'
       headlamp-version: v0.40.1
       e2e-namespace: headlamp-dev

.gitignore

@@ -5,3 +5,9 @@ dist/
 .env
 .env.local
 .eslintcache
+
+# E2E
+e2e/.auth/
+.env.e2e
+playwright-report/
+test-results/

e2e/tns-csi.spec.ts

@@ -1,30 +1,37 @@
 import { test, expect } from '@playwright/test';
 
+async function waitForSidebar(page: import('@playwright/test').Page) {
+  const sidebar = page.getByRole('navigation', { name: 'Navigation' });
+  await expect(sidebar).toBeVisible({ timeout: 15_000 });
+  await page.waitForLoadState('networkidle');
+  return sidebar;
+}
+
 test.describe('TNS CSI plugin smoke tests', () => {
   test('sidebar contains TNS CSI entry', async ({ page }) => {
     await page.goto('/');
-    const sidebar = page.getByRole('navigation', { name: 'Navigation' });
-    await expect(sidebar).toBeVisible({ timeout: 15_000 });
+    const sidebar = await waitForSidebar(page);
     await expect(sidebar.getByRole('button', { name: /tns.csi/i })).toBeVisible();
   });
 
   test('TNS CSI sidebar entry navigates to TNS CSI view', async ({ page }) => {
     await page.goto('/');
-    const sidebar = page.getByRole('navigation', { name: 'Navigation' });
-    await expect(sidebar).toBeVisible({ timeout: 15_000 });
+    const sidebar = await waitForSidebar(page);
 
     const entry = sidebar.getByRole('button', { name: /tns.csi/i });
     await expect(entry).toBeVisible();
     await entry.click();
 
+    await page.waitForLoadState('networkidle');
     await expect(page).toHaveURL(/tns-csi/);
-    await expect(page.getByRole('heading', { name: /TNS.CSI/i })).toBeVisible();
+    await expect(page.getByRole('heading', { name: /tns.csi.*overview/i })).toBeVisible();
   });
 
   test('TNS CSI page renders content', async ({ page }) => {
     await page.goto('/c/main/tns-csi');
+    await waitForSidebar(page);
 
-    await expect(page.getByRole('heading', { name: /TNS.CSI/i })).toBeVisible({
+    await expect(page.getByRole('heading', { name: /tns.csi.*overview/i })).toBeVisible({
       timeout: 15_000,
     });
 
@@ -35,6 +42,7 @@ test.describe('TNS CSI plugin smoke tests', () => {
 
   test('plugin settings page shows TNS CSI plugin entry', async ({ page }) => {
     await page.goto('/settings/plugins');
+    await page.waitForLoadState('networkidle');
 
     const pluginEntry = page.locator('text=/tns.csi/i').first();
     await expect(pluginEntry).toBeVisible({ timeout: 30_000 });

pnpm-lock.yaml

@@ -17,6 +17,9 @@ importers:
       '@mui/material':
         specifier: ^5.15.14
         version: 5.18.0(@emotion/react@11.14.0(@types/react@18.3.28)(react@18.3.1))(@emotion/styled@11.14.1(@emotion/react@11.14.0(@types/react@18.3.28)(react@18.3.1))(@types/react@18.3.28)(react@18.3.1))(@types/react@18.3.28)(react-dom@18.3.1(react@18.3.1))(react@18.3.1)
+      '@playwright/test':
+        specifier: ^1.58.2
+        version: 1.59.1
       '@testing-library/jest-dom':
         specifier: ^6.4.8
         version: 6.9.1
@@ -988,6 +991,11 @@ packages:
     resolution: {integrity: sha512-+1VkjdD0QBLPodGrJUeqarH8VAIvQODIbwh9XpP5Syisf7YoQgsJKPNFoqqLQlu+VQ/tVSshMR6loPMn8U+dPg==}
     engines: {node: '>=14'}
 
+  '@playwright/test@1.59.1':
+    resolution: {integrity: sha512-PG6q63nQg5c9rIi4/Z5lR5IVF7yU5MqmKaPOe0HSc0O2cX1fPi96sUQu5j7eo4gKCkB2AnNGoWt7y4/Xx3Kcqg==}
+    engines: {node: '>=18'}
+    hasBin: true
+
   '@popperjs/core@2.11.8':
     resolution: {integrity: sha512-P1st0aksCrn9sGZhp8GMYwBnQsbvAWsZAX44oXNNvLHGqAOcoVxmjZiohstwQ7SqKnbR47akdNi+uleWD8+g6A==}
 
@@ -3049,6 +3057,11 @@ packages:
   fs.realpath@1.0.0:
     resolution: {integrity: sha512-OO0pH2lK6a0hZnAdau5ItzHPI6pUlvI7jMVnxUQRtw4owF2wk8lOSabtGDCTP4Ggrg2MbGnWO9X8K1t4+fGMDw==}
 
+  fsevents@2.3.2:
+    resolution: {integrity: sha512-xiqMQR4xAeHTuB9uWm+fFRcIOgKBMiOBP+eXiyT7jsgVCq1bkVygt00oASowB7EdtpOHaaPgKt812P9ab+DDKA==}
+    engines: {node: ^8.16.0 || ^10.6.0 || >=11.0.0}
+    os: [darwin]
+
   fsevents@2.3.3:
     resolution: {integrity: sha512-5xoDfX+fL7faATnagmWPpbFtwh/R77WmMMqqHGS65C3vvB0YHrgF+B1YmZ3441tMj5n63k0212XNoJwzlhffQw==}
     engines: {node: ^8.16.0 || ^10.6.0 || >=11.0.0}
@@ -4185,6 +4198,16 @@ packages:
     resolution: {integrity: sha512-NPE8TDbzl/3YQYY7CSS228s3g2ollTFnc+Qi3tqmqJp9Vg2ovUpixcJEo2HJScN2Ez+kEaal6y70c0ehqJBJeA==}
     engines: {node: '>=10'}
 
+  playwright-core@1.59.1:
+    resolution: {integrity: sha512-HBV/RJg81z5BiiZ9yPzIiClYV/QMsDCKUyogwH9p3MCP6IYjUFu/MActgYAvK0oWyV9NlwM3GLBjADyWgydVyg==}
+    engines: {node: '>=18'}
+    hasBin: true
+
+  playwright@1.59.1:
+    resolution: {integrity: sha512-C8oWjPR3F81yljW9o5OxcWzfh6avkVwDD2VYdwIGqTkl+OGFISgypqzfu7dOe4QNLL2aqcWBmI3PMtLIK233lw==}
+    engines: {node: '>=18'}
+    hasBin: true
+
   possible-typed-array-names@1.1.0:
     resolution: {integrity: sha512-/+5VFTchJDoVj3bhoqi6UeymcD00DAwb1nJwamzPvHEszJ4FpF6SNNbUbOS8yI56qHzdV8eK0qEfOSiodkTdxg==}
     engines: {node: '>= 0.4'}
@@ -6522,6 +6545,10 @@ snapshots:
   '@pkgjs/parseargs@0.11.0':
     optional: true
 
+  '@playwright/test@1.59.1':
+    dependencies:
+      playwright: 1.59.1
+
   '@popperjs/core@2.11.8': {}
 
   '@reduxjs/toolkit@2.11.2(react-redux@9.2.0(@types/react@18.3.28)(react@18.3.1)(redux@5.0.1))(react@18.3.1)':
@@ -9033,6 +9060,9 @@ snapshots:
 
   fs.realpath@1.0.0: {}
 
+  fsevents@2.3.2:
+    optional: true
+
   fsevents@2.3.3:
     optional: true
 
@@ -10413,6 +10443,14 @@ snapshots:
     dependencies:
       find-up: 5.0.0
 
+  playwright-core@1.59.1: {}
+
+  playwright@1.59.1:
+    dependencies:
+      playwright-core: 1.59.1
+    optionalDependencies:
+      fsevents: 2.3.2
+
   possible-typed-array-names@1.1.0: {}
 
   postcss-modules-extract-imports@3.1.0(postcss@8.5.10):