test_gc_stress10.js
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test_gc_stress10.js
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	import { Screen, colors, codes, pad, truncate } from '../examples/tui/tuey.js';

	const screen = new Screen({ fullscreen: false, hideCursor: false });

	const logs = [
	{ time: '10:23:45', level: 'INFO', message: 'Application started' },
	{ time: '10:23:48', level: 'WARN', message: 'Cache directory not found, creating...' },
	{ time: '10:24:05', level: 'ERROR', message: 'Failed to load plugin: missing-plugin' },
	{ time: '10:24:06', level: 'WARN', message: 'Running with reduced functionality' },
	{ time: '10:24:10', level: 'INFO', message: 'Ready to accept connections' }
	];

	function render() {
	screen.write(2, 14, colors.bold + colors.magenta + '┌─ Recent Activity ───────────────────────┐' + codes.reset);
	for (let i = 0; i < 5; i++) {
	const log = logs[i];
	const levelColor = log.level === 'ERROR' ? colors.red : log.level === 'WARN' ? colors.yellow : colors.green;
	screen.write(2, 15 + i, colors.magenta + '│' + codes.reset);
	screen.write(4, 15 + i, `${colors.dim}${log.time}${codes.reset} ${levelColor}${log.level}${codes.reset} ${truncate(log.message, 30)}`);
	screen.write(45, 15 + i, colors.magenta + '│' + codes.reset);
	}
	screen.write(2, 20, colors.magenta + '└──────────────────────────────────────────┘' + codes.reset);
	}

	const t0 = Date.now();
	for (let frame = 0; frame < 50000; frame++) {
	render();
	const stats = Ant.stats();
	const elapsed = ((Date.now() - t0) / 1000).toFixed(2);
	const a = stats.alloc, M = 1024 * 1024;
	const total = (stats.pools.totalUsed + a.total) / M;
	console.log(
	`frame ${frame}: pools ${(stats.pools.totalUsed/M).toFixed(1)}MB obj ${(a.objects/M).toFixed(1)}MB shp ${(a.shapes/M).toFixed(1)}MB arr ${(a.arrays/M).toFixed(1)}MB refs ${(a.propRefs/M).toFixed(1)}MB cls ${(a.closures/M).toFixed(1)}MB uv ${(a.upvalues/M).toFixed(1)}MB ov ${(a.overflow/M).toFixed(1)}MB \| ${total.toFixed(1)}MB rss ${(stats.rss/M).toFixed(1)}MB ${elapsed}s`
	);
	}

	const total = ((Date.now() - t0) / 1000).toFixed(2);
	const f = Ant.stats();
	const fmem = (f.pools.totalUsed + f.alloc.total) / 1024 / 1024;
	console.log(`Done: ${total}s, total ${fmem.toFixed(1)}MB, rss ${(f.rss / 1024 / 1024).toFixed(1)}MB`);
	console.log('OK');

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