add e2e signalling tests

.github/workflows/e2e.yaml

@@ -0,0 +1,64 @@
+name: E2E
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+    branches: [main]
+
+permissions:
+  contents: read
+
+jobs:
+  e2e:
+    name: Signal e2e (browser / ubuntu)
+    runs-on: ubuntu-latest
+
+    services:
+      testserver:
+        image: livekit/test-server:latest
+        ports:
+          - 9999:9999
+
+    steps:
+      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
+
+      - uses: pnpm/action-setup@fc06bc1257f339d1d5d8b3a19a8cae5388b55320 # v4.4.0
+
+      - name: Use Node.js 24
+        uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e # v6.4.0
+        with:
+          node-version: 24
+          cache: 'pnpm'
+
+      - name: Install dependencies
+        run: pnpm install
+
+      - name: Cache Playwright browsers
+        uses: actions/cache@0057852bfaa89a56745cba8c7296529d2fc39830 # v4.3.0
+        with:
+          path: ~/.cache/ms-playwright
+          key: ${{ runner.os }}-playwright-${{ hashFiles('pnpm-lock.yaml') }}
+
+      - name: Install Playwright Chromium
+        run: pnpm exec playwright install --with-deps chromium
+
+      - name: Run signal e2e tests
+        run: pnpm test:e2e 2>&1 | tee e2e.log
+        env:
+          # Connect to the test-server service above (validate + WS on 9999).
+          LK_TEST_SERVER_URL: ws://127.0.0.1:9999
+
+      - name: Collect test-server logs
+        if: failure()
+        run: docker logs ${{ job.services.testserver.id }} > test-server.log 2>&1 || true
+
+      - name: Upload logs
+        if: failure()
+        uses: actions/upload-artifact@ea165f8d65b6e75b540449e92b4886f43607fa02 # v4.6.2
+        with:
+          name: e2e-logs
+          path: |
+            e2e.log
+            test-server.log
+          retention-days: 7

package.json

@@ -59,6 +59,7 @@
     "dev": "pnpm examples:demo",
     "lint": "eslint src",
     "test": "vitest run src",
+    "test:e2e": "vitest run --config vitest.e2e.config.mts",
     "deploy": "gh-pages -d examples/demo/dist",
     "format": "prettier --write src examples/**/*.ts",
     "format:check": "prettier --check src examples/**/*.ts",
@@ -105,6 +106,8 @@
     "@types/ua-parser-js": "0.7.39",
     "@typescript-eslint/eslint-plugin": "8.59.4",
     "@typescript-eslint/parser": "8.59.4",
+    "@vitest/browser": "^4.1.10",
+    "@vitest/browser-playwright": "^4.1.10",
     "downlevel-dts": "^0.11.0",
     "eslint": "10.4.0",
     "eslint-config-airbnb-extended": "^2.3.2",
@@ -116,6 +119,7 @@
     "glob": "^13.0.6",
     "happy-dom": "^20.0.0",
     "jsdom": "^26.1.0",
+    "playwright": "^1.61.1",
     "prettier": "^3.4.2",
     "publint": "^0.3.21",
     "rollup": "4.60.4",
@@ -125,10 +129,10 @@
     "tsx": "^4.21.0",
     "typedoc": "0.28.19",
     "typedoc-plugin-no-inherit": "1.6.1",
-    "typescript": "5.9.3",
+    "typescript": "catalog:",
     "typescript-eslint": "^8.47.0",
     "vite": "7.3.5",
-    "vitest": "^4.0.0"
+    "vitest": "^4.1.10"
   },
   "packageManager": "pnpm@10.33.0"
 }