Stabilize parallel E2E slices

README.md

@@ -123,7 +123,7 @@ Default worker allocation:
 ```sh
 PLAYWRIGHT_PARALLEL_WORKERS_CHROMIUM=2
 PLAYWRIGHT_PARALLEL_WORKERS_FIREFOX=1
-PLAYWRIGHT_PARALLEL_WORKERS_WEBKIT=2
+PLAYWRIGHT_PARALLEL_WORKERS_WEBKIT=1
 ```
 
 Optional overrides:
@@ -132,7 +132,7 @@ Optional overrides:
 PLAYWRIGHT_PARALLEL_BASE_PORT=5191
 PLAYWRIGHT_PARALLEL_WORKERS_CHROMIUM=2
 PLAYWRIGHT_PARALLEL_WORKERS_FIREFOX=1
-PLAYWRIGHT_PARALLEL_WORKERS_WEBKIT=2
+PLAYWRIGHT_PARALLEL_WORKERS_WEBKIT=1
 ```
 
 The runner fails fast if the combined worker count exceeds 5.

scripts/run-playwright-ci-parallel.mjs

@@ -28,7 +28,7 @@ const groups = [
   {
     name: "webkit",
     projects: ["webkit-desktop", "webkit-tablet", "webkit-mobile"],
-    defaultWorkers: 2,
+    defaultWorkers: 1,
   },
 ];
 

tests/e2e/fixtures/authHelpers.ts

@@ -26,6 +26,7 @@ const isBenignNavigationError = (error: unknown) => {
   return (
     message.includes("interrupted by another navigation") ||
     message.includes("ERR_ABORTED") ||
+    message.includes("NS_BINDING_ABORTED") ||
     message.includes("Frame load interrupted")
   );
 };
@@ -38,10 +39,6 @@ function fulfillJson(route: Route, body: unknown, status = 200) {
   });
 }
 
-function getErrorMessage(error: unknown) {
-  return error instanceof Error ? error.message : String(error);
-}
-
 async function hasConnectivityIssue(page: Page) {
   return page
     .getByText(CONNECTIVITY_ISSUE_PATTERN)

tests/e2e/invoice-distribution.smoke.spec.js

@@ -57,6 +57,20 @@ async function prepareInvoiceDistributionPage(page, overrides = {}) {
   await primeSuperuserSession(page);
 }
 
+async function gotoInvoiceDistribution(page, url) {
+  for (let attempt = 0; attempt < 2; attempt += 1) {
+    try {
+      await page.goto(url);
+      return;
+    } catch (error) {
+      const message = error instanceof Error ? error.message : String(error);
+      if (attempt > 0 || !message.includes("WebKit encountered an internal error")) {
+        throw error;
+      }
+    }
+  }
+}
+
 test.describe("Invoice distribution smoke", () => {
   test("@smoke @pr overview loads and quick-open month action works", async ({ page }) => {
     const componentWarnings = [];
@@ -68,7 +82,7 @@ test.describe("Invoice distribution smoke", () => {
     });
 
     await prepareInvoiceDistributionPage(page);
-    await page.goto("/superuser/invoices?activeTab=distribution");
+    await gotoInvoiceDistribution(page, "/superuser/invoices?activeTab=distribution");
 
     await expect(page.getByTestId("distribution-overview-page")).toBeVisible({ timeout: 15_000 });
     await expect(page.locator('[data-testid="distribution-overview-page"] h2').first()).toBeVisible();
@@ -95,7 +109,8 @@ test.describe("Invoice distribution smoke", () => {
 
   test("@smoke monthly tabs keep URL query-state in sync", async ({ page }) => {
     await prepareInvoiceDistributionPage(page);
-    await page.goto(
+    await gotoInvoiceDistribution(
+      page,
       "/superuser/invoices/distribution/2026/3/customers?customerSearch=acme&customerSource=fixed_pricing&customerDepartment=Copenhagen&compareMode=line_by_line"
     );
 
@@ -118,7 +133,7 @@ test.describe("Invoice distribution smoke", () => {
 
   test("@smoke compare flow shows progress and mismatch-first results", async ({ page }) => {
     await prepareInvoiceDistributionPage(page);
-    await page.goto("/superuser/invoices/distribution/2026/3/compare?compareMode=line_by_line");
+    await gotoInvoiceDistribution(page, "/superuser/invoices/distribution/2026/3/compare?compareMode=line_by_line");
 
     await page.getByTestId("distribution-compare-submit").click();
     const compareTable = page.getByTestId("distribution-compare-table");
@@ -139,7 +154,7 @@ test.describe("Invoice distribution smoke", () => {
 
   test("@smoke mobile layout sanity keeps primary controls visible", async ({ page }) => {
     await prepareInvoiceDistributionPage(page);
-    await page.goto("/superuser/invoices/distribution/2026/3/overview");
+    await gotoInvoiceDistribution(page, "/superuser/invoices/distribution/2026/3/overview");
 
     await expect(page.getByTestId("distribution-month-toolbar")).toBeVisible();
     await expect(page.getByTestId("distribution-month-prev")).toBeVisible();
@@ -155,12 +170,12 @@ test.describe("Invoice distribution smoke", () => {
       invoiceDistributionForceCompareFallback: true,
     });
 
-    await page.goto("/superuser/invoices?activeTab=distribution");
+    await gotoInvoiceDistribution(page, "/superuser/invoices?activeTab=distribution");
     await expect(page.locator(".message.is-warning").filter({ hasText: /v2/i }).first()).toBeVisible({
       timeout: 15_000,
     });
 
-    await page.goto("/superuser/invoices/distribution/2026/3/compare?compareMode=line_by_line");
+    await gotoInvoiceDistribution(page, "/superuser/invoices/distribution/2026/3/compare?compareMode=line_by_line");
     await expect(page.locator(".message.is-warning").filter({ hasText: /v2/i }).first()).toBeVisible({
       timeout: 15_000,
     });

tests/e2e/release-bootstrap.spec.js

@@ -87,7 +87,7 @@ test("non-default release channel keeps the regular frontend and dynamic API run
 
   expect(page.url()).toContain("/shared/passkey-safe-link");
   expect(page.url()).not.toContain("api-v2.truckwash.io");
-  expect(runtimeRequests).toHaveLength(1);
+  await expect.poll(() => runtimeRequests.length).toBe(1);
   const runtimeRequestUrl = new URL(runtimeRequests[0]);
   expect(["/api/release/runtime", "/master/api/release/runtime"]).toContain(runtimeRequestUrl.pathname);
   expect(runtimeRequestUrl.pathname).not.toBe("/canary/api/release/runtime");

tests/e2e/twoFactorAuth.spec.ts

@@ -120,6 +120,7 @@ function isBenignNavigationError(error) {
   return (
     message.includes("interrupted by another navigation") ||
     message.includes("ERR_ABORTED") ||
+    message.includes("NS_BINDING_ABORTED") ||
     message.includes("Frame load interrupted")
   );
 }

tests/e2e/userAuth.spec.ts

@@ -48,6 +48,7 @@ function isBenignNavigationError(error) {
   return (
     message.includes("interrupted by another navigation") ||
     message.includes("ERR_ABORTED") ||
+    message.includes("NS_BINDING_ABORTED") ||
     message.includes("Frame load interrupted")
   );
 }

tests/e2e/userBookings.spec.ts

@@ -28,6 +28,8 @@ test("[PAGES][User][/user/bookings] should display the title", async ({ page })
 });
 
 test("[BOOKINGS][User][Mobile] should keep booking overview cards within the viewport", async ({ page }) => {
+  const today = new Date().toISOString().split("T")[0];
+
   await mockApi(page, {
     authenticated: true,
     sessionData: {
@@ -42,7 +44,7 @@ test("[BOOKINGS][User][Mobile] should keep booking overview cards within the vie
           customer_number: 12345679,
           customer_name: "Pleno Logistics ApS",
           department: 12,
-          datetime: "2026-05-28 08:30:00",
+          datetime: `${today} 08:30:00`,
           reg_1: "AB12345",
           reg_2: "CD67890",
           reference: "Lang intern reference der tidligere pressede kortet ud over kanten",
@@ -65,7 +67,7 @@ test("[BOOKINGS][User][Mobile] should keep booking overview cards within the vie
           customer_number: 12345679,
           customer_name: "Pleno Logistics ApS",
           department: 1,
-          datetime: "2026-05-28 14:15:00",
+          datetime: `${today} 14:15:00`,
           reg_1: "EF24680",
           reg_2: "",
           reference: "",