37 lines
1.5 KiB
TypeScript
37 lines
1.5 KiB
TypeScript
import { test } from 'node:test';
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import assert from 'node:assert/strict';
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import type { AnalyticsStore } from '../src/server/analytics-store.js';
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import { Analytics } from '../src/server/analytics.js';
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import { ManualClock } from './helpers.js';
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test('ten-second observations preserve a brief peak in one five-minute write and flush the final partial interval', async () => {
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const clock = new ManualClock();
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const writes: Parameters<AnalyticsStore['sample']>[] = [];
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const store = {
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sample: async (...args: Parameters<AnalyticsStore['sample']>) => { writes.push(args); },
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cleanup: async () => {},
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} as unknown as AnalyticsStore;
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const analytics = new Analytics(store, clock);
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try {
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analytics.states.set('visitor', { visible: true, lastAt: clock.now(), metadata: { device: 'pc', browser: 'Other', source: 'direct_or_unknown', invitation: false } });
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await clock.advance(290000);
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assert.equal(writes.length, 0);
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assert.equal(analytics.live().active, 0);
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await clock.advance(10000);
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assert.equal(writes.length, 1);
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assert.equal(writes[0][1].active, 1);
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assert.equal(writes[0][4], 30);
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await clock.advance(300000);
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assert.equal(writes.length, 2);
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assert.equal(writes[1][1].active, 0);
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assert.equal(writes[1][4], 30);
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await clock.advance(20000);
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assert.equal(writes.length, 2);
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await analytics.close();
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assert.equal(writes.length, 3);
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assert.equal(writes[2][4], 2);
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await analytics.close();
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assert.equal(writes.length, 3);
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} finally { await analytics.close(); }
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});
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