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kochwas/tests/unit/network-store.test.ts

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// @vitest-environment jsdom
import { describe, it, expect, beforeEach } from 'vitest';
describe('network store', () => {
beforeEach(() => {
// Reset module state for each test
Object.defineProperty(navigator, 'onLine', { value: true, configurable: true });
});
it('reflects initial navigator.onLine and reacts to events', async () => {
const { network } = await import('../../src/lib/client/network.svelte');
network.init();
expect(network.online).toBe(true);
Object.defineProperty(navigator, 'onLine', { value: false, configurable: true });
window.dispatchEvent(new Event('offline'));
expect(network.online).toBe(false);
Object.defineProperty(navigator, 'onLine', { value: true, configurable: true });
window.dispatchEvent(new Event('online'));
expect(network.online).toBe(true);
});
});