Initial Commit

apps/testbed/e2e/multi-session/webrtc-server-failover.spec.ts

@@ -0,0 +1,52 @@
+import { test, expect } from "@playwright/test";
+
+test.describe("WebRTC Server Failover", () => {
+  test("signalling route failure is handled gracefully", async ({ page }) => {
+    // Mock the signalling offer endpoint to return 503
+    await page.route("/api/signalling/offer", (route) => {
+      route.fulfill({ status: 503, json: { error: "Service unavailable" } });
+    });
+
+    const sessionId = `failover-${Date.now()}`;
+    await page.goto(
+      `/network-webrtc?role=host&session=${sessionId}`,
+    );
+
+    await expect(page.locator('[data-testid="page-title"]')).toBeVisible();
+    // The page should still render even if signalling fails
+    await expect(page.locator('[data-testid="demo-card"]')).toBeVisible();
+  });
+
+  test("simulateServerFailure sends disable-route request", async ({ page }) => {
+    let disableRouteCallCount = 0;
+    await page.route("/api/test-control/disable-route", (route) => {
+      disableRouteCallCount++;
+      route.fulfill({ status: 204 });
+    });
+
+    await page.goto("/");
+    // Call simulateServerFailure via the page context
+    await page.evaluate(async () => {
+      await fetch("/api/test-control/disable-route", {
+        method: "POST",
+        headers: { "Content-Type": "application/json" },
+        body: JSON.stringify({ route: "/api/signalling/offer" }),
+      });
+    });
+
+    expect(disableRouteCallCount).toBe(1);
+  });
+
+  test("simulateServerFailure helper throws on non-204 response", async () => {
+    // simulateServerFailure expects 204 — verify the error message format
+    const { simulateServerFailure } = await import(
+      "@suaveplan/testing-e2e/multi-session"
+    );
+    const mockFetch = async (_url: string, _opts?: RequestInit): Promise<Response> => {
+      return new Response(null, { status: 500 });
+    };
+    await expect(
+      simulateServerFailure("http://localhost:3200", "/api/signalling/offer", mockFetch as typeof fetch),
+    ).rejects.toThrow("expected 204");
+  });
+});