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/** * Jest test setup file * This file runs before each test suite */ // Set test environment process.env['NODE_ENV'] = 'test'; // Mock console methods to reduce noise in tests global.console = { ...console, // Keep these for debugging log: jest.fn(), debug: jest.fn(), info: jest.fn(), // Silence error and warn in tests error: jest.fn(), warn: jest.fn(), }; // Add custom matchers if needed expect.extend({ toBeValidUrl(received: string) { try { new URL(received); return { pass: true, message: () => `Expected ${received} not to be a valid URL`, }; } catch { return { pass: false, message: () => `Expected ${received} to be a valid URL`, }; } }, }); // Global test utilities export const waitFor = (ms: number): Promise<void> => new Promise((resolve) => setTimeout(resolve, ms)); // Mock timers for tests that need them export const useFakeTimers = (): void => { jest.useFakeTimers(); }; export const useRealTimers = (): void => { jest.useRealTimers(); }; // Cleanup after each test afterEach(() => { jest.clearAllMocks(); jest.restoreAllMocks(); try { jest.clearAllTimers(); } catch { // ignore when real timers are active } }); // Final cleanup to avoid open handle messages afterAll(() => { try { jest.runOnlyPendingTimers(); } catch { // ignore when real timers are active } try { jest.clearAllTimers(); } catch { // ignore when real timers are active } }); // Extend Jest matchers for TypeScript // eslint-disable-next-line @typescript-eslint/no-namespace declare global { // eslint-disable-next-line @typescript-eslint/no-namespace namespace jest { interface Matchers<R> { toBeValidUrl(): R; } } } export {};