fix: close final widget review gaps

packages/widgets/src/coolify/coolify-utils.spec.ts

@@ -0,0 +1,29 @@
+import dayjs from "dayjs";
+import frenchLocale from "dayjs/locale/fr";
+import { afterEach, beforeEach, describe, expect, it, vi } from "vitest";
+
+import { formatRelativeTime, getResourceTimestamp } from "./coolify-utils";
+
+describe("Coolify time formatting", () => {
+  beforeEach(() => {
+    vi.useFakeTimers();
+    vi.setSystemTime(new Date("2026-08-02T12:00:00Z"));
+    dayjs.locale(frenchLocale);
+  });
+
+  afterEach(() => {
+    dayjs.locale("en");
+    vi.useRealTimers();
+  });
+
+  it("uses the active Day.js locale for past and future timestamps", () => {
+    expect(formatRelativeTime("2026-08-02T11:00:00Z")).toBe("il y a une heure");
+    expect(formatRelativeTime("2026-08-02T13:00:00Z")).toBe("dans une heure");
+  });
+
+  it("omits missing, invalid, and currently running timestamps", () => {
+    expect(formatRelativeTime(undefined)).toBeUndefined();
+    expect(formatRelativeTime("invalid")).toBeUndefined();
+    expect(getResourceTimestamp({ status: "running", updated_at: "2026-08-02T11:00:00Z" }, "service")).toBeUndefined();
+  });
+});