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88 lines
3.0 KiB
TypeScript
88 lines
3.0 KiB
TypeScript
const mockStorageData = new Map<string, any>();
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jest.mock('../storage', () => ({
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__esModule: true,
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default: () => ({
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hasData: async (key: string) => mockStorageData.has(key),
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getData: async <T>(key: string) => mockStorageData.get(key) as T,
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setData: async <T>(key: string, val: T) => void mockStorageData.set(key, val),
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}),
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storageReady: Promise.resolve(),
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}));
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const mockGetMenuTechTower = jest.fn();
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jest.mock('../restaurants', () => ({
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...jest.requireActual('../restaurants'),
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getMenuTechTower: (...args: any[]) => mockGetMenuTechTower(...args),
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}));
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import { getMenuKey, getRestaurantMenu } from '../service';
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// Středa 2025-01-08 (týden 2025-02)
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const STREDA = new Date('2025-01-08T10:00:00');
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const HODINA = 60 * 60 * 1000;
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/** Menu jednoho dne se všemi náležitostmi, aby nevznikala jiná varování. */
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const denniMenu = (nazev: string) => [
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{ amount: '-', name: `Polévka ${nazev}`, price: '30 Kč', isSoup: true },
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{ amount: '-', name: nazev, price: '150 Kč', isSoup: false },
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];
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/** Naplní storage týdenním menu TechTower s předaným příznakem zastaralosti. */
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const seedWeekMenu = (isStale: boolean, lastUpdate: number) => {
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const week = [0, 1, 2, 3, 4].map(i => ({
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TECHTOWER: {
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lastUpdate,
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closed: false,
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isStale,
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food: denniMenu(`Jídlo z minulého týdne ${i}`),
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},
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}));
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mockStorageData.set(getMenuKey(STREDA), week);
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};
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describe('getRestaurantMenu – obnovení dat z minulého týdne', () => {
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beforeAll(() => {
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jest.useFakeTimers();
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jest.setSystemTime(STREDA);
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});
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afterAll(() => {
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jest.useRealTimers();
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});
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beforeEach(() => {
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mockStorageData.clear();
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mockGetMenuTechTower.mockReset();
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});
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test('zastaralá data se znovu načtou a varování zmizí', async () => {
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seedWeekMenu(true, Date.now() - 2 * HODINA);
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mockGetMenuTechTower.mockResolvedValue([0, 1, 2, 3, 4].map(i => denniMenu(`Aktuální jídlo ${i}`)));
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const menu = await getRestaurantMenu('TECHTOWER', STREDA);
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expect(mockGetMenuTechTower).toHaveBeenCalledTimes(1);
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expect(menu.isStale).toBe(false);
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expect(menu.food?.[1].name).toBe('Aktuální jídlo 2');
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expect(menu.warnings).not.toContain('Data jsou z minulého týdne');
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});
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test('aktuální data se znovu nenačítají', async () => {
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seedWeekMenu(false, Date.now() - 2 * HODINA);
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const menu = await getRestaurantMenu('TECHTOWER', STREDA);
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expect(mockGetMenuTechTower).not.toHaveBeenCalled();
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expect(menu.warnings).toEqual([]);
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});
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test('zastaralá data se neobnovují častěji než jednou za hodinu', async () => {
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seedWeekMenu(true, Date.now() - 5 * 60 * 1000);
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const menu = await getRestaurantMenu('TECHTOWER', STREDA);
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expect(mockGetMenuTechTower).not.toHaveBeenCalled();
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expect(menu.warnings).toContain('Data jsou z minulého týdne');
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});
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});
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