fix(account): show source metadata on empty account and income (WealthLedger/frontend#55) (#133)

src/pages/account-income/ui/AccountIncomePage/AccountIncomePage.test.tsx

@@ -26,6 +26,7 @@ import { afterEach, describe, expect, it, vi } from "vitest";
 import type { IncomeAnalytics } from "@/entities/income";
 
 import { configureAuthClient } from "@/shared/api";
+import { formatSnapshotTime } from "@/shared/lib";
 import { createTestQueryClient } from "@/test/query";
 import { resource } from "@/test/resource";
 import { server } from "@/test/server";
@@ -403,6 +404,35 @@ describe("AccountIncomePage", () => {
 		expect(screen.queryByText(/Сравнение с/)).not.toBeInTheDocument();
 	});
 
+	it.each([
+		["full", analytics],
+		["empty", { ...analytics, buckets: [], entries: [], instruments: [], totalsByCurrency: [] }],
+	])("shows the server source time and last attempt for a %s result", async (_name, data) => {
+		server.use(
+			http.get("*/api/v1/brokerage-accounts/account-1/income-analytics", () =>
+				HttpResponse.json(
+					resource(data, {
+						freshness: "stale",
+						lastAttempt: {
+							finishedAt: "2026-08-27T01:00:00Z",
+							problems: [],
+							startedAt: "2026-08-27T00:59:00Z",
+							state: "failed",
+						},
+						lastSuccessfulAt: "2026-08-26T12:00:00Z",
+					}),
+				),
+			),
+		);
+		renderPage();
+		expect(await screen.findByText(/^Данные на /)).toHaveTextContent(
+			formatSnapshotTime("2026-08-26T12:00:00Z"),
+		);
+		expect(screen.getByText("Обновление не удалось")).toBeInTheDocument();
+		expect(screen.getByText("Данные требуют обновления")).toBeInTheDocument();
+		expect(screen.queryByRole("button", { name: "Повторить" })).not.toBeInTheDocument();
+	});
+
 	it("shows a quiet realized error", async () => {
 		server.use(
 			http.get(