Files
bun-src/test/cli/run/cjs-fixture-leak-small.js
2026-08-27 21:09:14 +00:00

44 lines
1.0 KiB
JavaScript
Generated

const dest = require.resolve("./leak-fixture-small-ast.js");
// ASAN's quarantine retains freed allocations (default 256 MB) so RSS deltas
// run far higher under bun-asan; widen the threshold to avoid false positives.
const isASAN = process.execPath.includes("bun-asan");
const rss =
process.platform === "darwin" && typeof Bun !== "undefined" && typeof Bun.unsafe.memoryFootprint === "function"
? Bun.unsafe.memoryFootprint
: process.memoryUsage.rss;
let gc = globalThis.gc;
if (typeof Bun !== "undefined") {
gc = () => Bun.gc(true);
}
if (!gc) {
gc = () => {};
}
gc();
for (let i = 0; i < 5; i++) {
delete require.cache[dest];
require(dest);
}
gc();
const baseline = rss();
for (let i = 0; i < 10000; i++) {
delete require.cache[dest];
require(dest);
}
gc();
setTimeout(() => {
let diff = rss() - baseline;
diff = (diff / 1024 / 1024) | 0;
console.log({ leaked: diff + " MB" });
if (diff > (isASAN ? 320 : 48)) {
console.log("\n--fail--\n");
process.exit(1);
} else {
console.log("\n--pass--\n");
}
}, 16);