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bench-writevSync.js
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55 lines (46 loc) · 1.09 KB
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'use strict';
const common = require('../common');
const fs = require('fs');
const assert = require('assert');
const tmpdir = require('../../test/common/tmpdir');
tmpdir.refresh();
const path = tmpdir.resolve(`new-file-${process.pid}`);
fs.writeFileSync(path, 'Some content.');
const bench = common.createBenchmark(main, {
type: ['valid', 'invalid'],
n: [1e5],
});
const buffer = Buffer.from('Benchmark data.');
function main({ n, type }) {
let fd;
let result;
switch (type) {
case 'valid':
fd = fs.openSync(path, 'r+');
bench.start();
for (let i = 0; i < n; i++) {
result = fs.writevSync(fd, [buffer]);
}
bench.end(n);
assert(result);
fs.closeSync(fd);
break;
case 'invalid': {
fd = 1 << 30;
let hasError = false;
bench.start();
for (let i = 0; i < n; i++) {
try {
result = fs.writevSync(fd, [buffer]);
} catch {
hasError = true;
}
}
bench.end(n);
assert(hasError);
break;
}
default:
throw new Error('Invalid type');
}
}