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Mateusz Gruszczyński committed 2026-10-14 13:38:59 +02:00
1 parent df403c0aa7
commit 9e133628e5
17 files changed
+270 -34

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+27
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@@ -0,0 +1,27 @@
import assert from 'node:assert/strict';
import { performance } from 'node:perf_hooks';
// Deterministic broadcast/access-check simulation. Not a live WebSocket/DB benchmark.
const durationSeconds = 10;
const editsPerUserPerSecond = 2;
for (const users of [5, 100, 300, 500]) {
const checks = new Int32Array(users);
const lastCheckSecond = new Int32Array(users).fill(-1);
const start = performance.now();
let fanouts = 0;
for (let second = 0; second < durationSeconds; second++) {
for (let event = 0; event < users * editsPerUserPerSecond; event++) {
for (let recipient = 0; recipient < users; recipient++) {
fanouts++;
if (lastCheckSecond[recipient] !== second) {
checks[recipient]++;
lastCheckSecond[recipient] = second;
}
}
}
}
const optimized = checks.reduce((a,b) => a+b, 0);
const baseline = fanouts;
assert.equal(optimized, users * durationSeconds);
assert.ok(optimized <= baseline);
console.log(`${users} clients | ${fanouts.toLocaleString('en-US')} broadcast deliveries | auth reads: ${baseline.toLocaleString('en-US')} -> ${optimized.toLocaleString('en-US')} | reduction ${(100*(1-optimized/baseline)).toFixed(2)}% | simulation ${(performance.now()-start).toFixed(1)} ms`);
}
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@@ -51,3 +51,11 @@ html = renderMarkdown('Hello @a[1]\\x and @<f>&" but not @a[1]\\xy');
assert.equal((html.match(/class="markdown-mention"/g)||[]).length, 2, 'escaped nicknames');
assert.doesNotMatch(html, /<f>/, 'no raw HTML from nickname');
console.log('PASS: special-character nicknames remain escaped');
html = renderMarkdown('- [ ] Open\n- [x] Done\n- [~] Cancelled\n - [~] Nested cancelled');
has(/task-list-item--cancelled/, html, 'cancelled task has its own class');
assert.equal((html.match(/task-list-item--cancelled/g) || []).length, 2, 'both cancelled tasks recognized');
has(/data-source-line="3" disabled aria-label="Cancelled task"/, html, 'cancelled checkbox cannot be clicked');
has(/data-source-prefix="- \[~\] "/, html, 'cancelled markdown marker preserved');
has(/data-source-line="1"(?! disabled)/, html, 'open task remains interactive');
console.log('PASS: cancelled tasks are disabled and retain their source markers');