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54 lines
1.4 KiB
54 lines
1.4 KiB
'use strict';
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const common = require('../common');
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const assert = require('assert');
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const child_process = require('child_process');
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const fs = require('fs');
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if (common.isWindows) {
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common.skip('no RLIMIT_NOFILE on Windows');
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return;
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}
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const ulimit = Number(child_process.execSync('ulimit -Hn'));
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if (ulimit > 64 || Number.isNaN(ulimit)) {
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// Sorry about this nonsense. It can be replaced if
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// https://github.com/nodejs/node-v0.x-archive/pull/2143#issuecomment-2847886
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// ever happens.
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const result = child_process.spawnSync(
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'/bin/sh',
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['-c', `ulimit -n 64 && '${process.execPath}' '${__filename}'`]
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);
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assert.strictEqual(result.stdout.toString(), '');
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assert.strictEqual(result.stderr.toString(), '');
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assert.strictEqual(result.status, 0);
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assert.strictEqual(result.error, undefined);
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return;
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}
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const openFds = [];
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for (;;) {
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try {
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openFds.push(fs.openSync(__filename, 'r'));
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} catch (err) {
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assert(err.code === 'EMFILE');
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break;
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}
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}
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// Should emit an error, not throw.
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const proc = child_process.spawn(process.execPath, ['-e', '0']);
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proc.on('error', common.mustCall(function(err) {
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assert.strictEqual(err.code, 'EMFILE');
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}));
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proc.on('exit', function() {
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const msg = '"exit" should not be emitted (the process never spawned!)';
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assert.fail(null, null, msg);
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});
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// close one fd for LSan
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if (openFds.length >= 1) {
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fs.closeSync(openFds.pop());
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}
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