refactor: simplify finance view models

src/pages/accounts/ui/AccountsPage/AccountsPage.test.tsx

@@ -203,6 +203,37 @@ describe("AccountsPage", () => {
 	});
 });
 
+it.each(["idle", "failed"] as const)(
+	"keeps partial empty membership distinct from no accounts (sync=%s)",
+	async (state) => {
+		server.use(
+			http.get("*/api/v1/brokerage-accounts", () =>
+				HttpResponse.json(resource([], {
+					availability: "partial",
+					sync: { errorCode: null, id: null, state },
+				})),
+			),
+		);
+		const client = createTestQueryClient();
+		renderPage(client);
+		await waitFor(() =>
+			expect(client.getQueryData(brokerageAccountsQueryKey)).toMatchObject({
+				data: [],
+				meta: { availability: "partial" },
+			}),
+		);
+		expect(screen.queryByText("Нет инвестиционных счетов"))
+			.not.toBeInTheDocument();
+		if (state === "failed")
+			// eslint-disable-next-line vitest/no-conditional-expect -- Each fixed state has a different observable recovery contract.
+			expect(await screen.findByRole("button", { name: "Повторить" }))
+				.toBeVisible();
+		else
+			// eslint-disable-next-line vitest/no-conditional-expect -- Each fixed state has a different observable recovery contract.
+			expect(screen.getByRole("status")).toBeVisible();
+	},
+);
+
 it("keeps unknown membership loading instead of declaring no accounts", async () => {
 	server.use(
 		http.get("*/api/v1/brokerage-accounts", () =>