43 lines
1.5 KiB
TypeScript
43 lines
1.5 KiB
TypeScript
 
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import { test } from 'node:test';
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import assert from 'node:assert/strict';
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import { isExpired, RETENTION_PRESETS, RETENTION_MIN_MS } from './retention';
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// MSC1763 retention: `isExpired` decides whether a message is past the room's
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// retention window. It must be strict (> window, not >=) and a disabled policy
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// (0) must never expire anything.
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const HOUR = 60 * 60 * 1000;
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test('isExpired: an event older than the window is expired', () => {
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const now = 10 * HOUR;
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assert.equal(isExpired(now - 2 * HOUR, HOUR, now), true);
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});
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test('isExpired: an event within the window is NOT expired', () => {
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const now = 10 * HOUR;
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assert.equal(isExpired(now - HOUR / 2, HOUR, now), false);
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});
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test('isExpired: exactly at the boundary is NOT expired (strict >)', () => {
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const now = 10 * HOUR;
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assert.equal(isExpired(now - HOUR, HOUR, now), false);
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});
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test('isExpired: a disabled policy (0 / negative) never expires', () => {
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const now = 10 * HOUR;
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assert.equal(isExpired(now - 100 * HOUR, 0, now), false);
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assert.equal(isExpired(0, -1, now), false);
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});
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test('presets: Off is 0 and the rest are strictly increasing, all >= the floor', () => {
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assert.equal(RETENTION_PRESETS[0].ms, 0);
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const nonZero = RETENTION_PRESETS.slice(1).map((p) => p.ms);
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for (let i = 1; i < nonZero.length; i += 1) {
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assert.ok(nonZero[i] > nonZero[i - 1], 'presets increase');
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}
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assert.ok(
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nonZero.every((ms) => ms >= RETENTION_MIN_MS),
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'all presets above the floor',
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);
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});
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