import { jest } from '@jest/globals';
import { readFileSync } from 'fs';
import { join } from 'path';
// Create mock capture and shutdown functions
const mockCapture = jest.fn();
const mockShutdown = jest.fn<() => Promise<void>>().mockResolvedValue(undefined);
// Mock posthog-node BEFORE importing modules that use it
jest.unstable_mockModule('posthog-node', () => ({
PostHog: jest.fn().mockImplementation(() => ({
capture: mockCapture,
shutdown: mockShutdown
}))
}));
// Import after mocks are set up
const { AnalyticsClient } = await import('../../src/analytics/posthog-client.js');
const { AnalyticsEvents } = await import('../../src/analytics/events.js');
describe('AnalyticsClient', () => {
beforeEach(() => {
jest.clearAllMocks();
});
it('creates client without error', () => {
const client = new AnalyticsClient();
expect(client).toBeDefined();
});
it('can track events without throwing', () => {
const client = new AnalyticsClient();
expect(() => {
client.track(AnalyticsEvents.AUTH_SUCCESS, { base_url: 'https://example.com' });
}).not.toThrow();
});
describe('getInstanceId', () => {
it('returns consistent instance ID', () => {
const client = new AnalyticsClient();
const id1 = client.getInstanceId();
const id2 = client.getInstanceId();
expect(id1).toBe(id2);
});
it('returns a valid UUID format', () => {
const client = new AnalyticsClient();
const id = client.getInstanceId();
// UUID v4 format regex
const uuidRegex = /^[0-9a-f]{8}-[0-9a-f]{4}-4[0-9a-f]{3}-[89ab][0-9a-f]{3}-[0-9a-f]{12}$/i;
expect(id).toMatch(uuidRegex);
});
});
describe('shutdown', () => {
it('can shutdown without error', async () => {
const client = new AnalyticsClient();
await expect(client.shutdown()).resolves.not.toThrow();
});
});
});
describe('Release verification', () => {
it('dist should not contain PostHog placeholder', () => {
const distPath = join(process.cwd(), 'dist/analytics/posthog-client.js');
const distContent = readFileSync(distPath, 'utf-8');
expect(distContent).not.toContain('__POSTHOG_API_KEY__');
});
});
