nodejs/test/parallel/test-fs-existssync-false.js

37 lines
850 B
JavaScript

'use strict';
const common = require('../common');
const tmpdir = require('../common/tmpdir');
// This test ensures that fs.existsSync doesn't incorrectly return false.
// (especially on Windows)
// https://github.com/nodejs/node-v0.x-archive/issues/3739
const assert = require('assert');
const fs = require('fs');
const path = require('path');
let dir = path.resolve(tmpdir.path);
// Make sure that the tmp directory is clean
tmpdir.refresh();
// Make a long path.
for (let i = 0; i < 50; i++) {
dir = `${dir}/1234567890`;
try {
fs.mkdirSync(dir, '0777');
} catch (e) {
if (e.code !== 'EEXIST') {
throw e;
}
}
}
// Test if file exists synchronously
assert(fs.existsSync(dir), 'Directory is not accessible');
// Test if file exists asynchronously
fs.access(dir, common.mustCall((err) => {
assert.ifError(err);
}));