fix(i18n): preserve inherited-name labels as untranslated data

job-tracker-ui/src/application-intelligence.test.tsx

@@ -78,6 +78,12 @@ const match = {
 
 beforeEach(() => jest.clearAllMocks());
 
+test.each(["constructor", "toString", "__proto__"])("timeline preserves unknown category %s as a label", async category => {
+  mockedApi.get.mockResolvedValue({ data: { ...timeline, categories: ["stage", category] } } as any);
+  render(<ApplicationTimeline jobId={7} />);
+  expect(await screen.findByRole("button", { name: category })).toBeInTheDocument();
+});
+
 // ---------- Timeline ----------
 
 test("timeline renders grouped days, milestones and readable summaries", async () => {

job-tracker-ui/src/career-completeness-labels.test.ts

@@ -0,0 +1,13 @@
+import { localizeCompletenessLabel } from "./views/career/careerCompletenessLabels";
+
+test.each(["constructor", "toString", "__proto__", "Custom section"])("preserves unknown completeness label %s as data", label => {
+  const translate = jest.fn(() => "translated");
+  expect(localizeCompletenessLabel(label, translate)).toBe(label);
+  expect(translate).not.toHaveBeenCalled();
+});
+
+test("translates a known completeness label using its catalogue key", () => {
+  const translate = jest.fn(() => "Personopplysninger");
+  expect(localizeCompletenessLabel("Personal details", translate)).toBe("Personopplysninger");
+  expect(translate).toHaveBeenCalledWith("profileCvCompletenessPersonal");
+});

job-tracker-ui/src/components/ApplicationIntelligence.tsx

@@ -364,7 +364,7 @@ function timelineCategoryLabel(t: (key: any) => string, category: string): strin
     communication: "intelligenceCategoryCommunication",
     ai: "intelligenceCategoryAi",
   };
-  return keys[category] ? t(keys[category]) : category;
+  return Object.hasOwn(keys, category) ? t(keys[category]) : category;
 }
 
 function matchBandLabel(t: (key: any) => string, band?: string): string {

job-tracker-ui/src/views/career/careerCompletenessLabels.ts

@@ -11,6 +11,6 @@ const completenessLabelKeys: Record<string, TranslationKey> = {
 };
 
 export function localizeCompletenessLabel(label: string, t: (key: TranslationKey) => string) {
-  const key = completenessLabelKeys[label];
+  const key = Object.hasOwn(completenessLabelKeys, label) ? completenessLabelKeys[label] : undefined;
   return key ? t(key) : label;
 }