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'use strict';
require('../common');
const tmpdir = require('../common/tmpdir');
const assert = require('assert');
const { spawnSync } = require('child_process');
const fixtures = require('../common/fixtures');
const fs = require('fs');
const env = {
...process.env,
NODE_DEBUG_NATIVE: 'diagnostics'
};
{
tmpdir.refresh();
const child = spawnSync(process.execPath, [
fixtures.path('workload', 'grow-worker.js'),
], {
cwd: tmpdir.path,
env: {
TEST_SNAPSHOTS: 1,
TEST_OLD_SPACE_SIZE: 50,
...env
}
});
console.log(child.stdout.toString());
const stderr = child.stderr.toString();
console.log(stderr);
const risky = /Not generating snapshots because it's too risky/.test(stderr);
if (!risky) {
// There should be one snapshot taken and then after the
// snapshot heap limit callback is popped, the OOM callback
// becomes effective.
assert(stderr.includes('ERR_WORKER_OUT_OF_MEMORY'));
const list = fs.readdirSync(tmpdir.path)
.filter((file) => file.endsWith('.heapsnapshot'));
assert.strictEqual(list.length, 1);
}
}
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