nodejs/test/parallel/test-fs-realpath-on-substed...

54 lines
1.3 KiB
JavaScript

'use strict';
const common = require('../common');
if (!common.isWindows)
common.skip('Test for Windows only');
const fixtures = require('../common/fixtures');
const assert = require('assert');
const fs = require('fs');
const spawnSync = require('child_process').spawnSync;
let result;
// Create a subst drive
const driveLetters = 'ABCDEFGHIJKLMNOPQRSTUWXYZ';
let drive;
let i;
for (i = 0; i < driveLetters.length; ++i) {
drive = `${driveLetters[i]}:`;
result = spawnSync('subst', [drive, fixtures.fixturesDir]);
if (result.status === 0)
break;
}
if (i === driveLetters.length)
common.skip('Cannot create subst drive');
// Schedule cleanup (and check if all callbacks where called)
process.on('exit', function() {
spawnSync('subst', ['/d', drive]);
});
// test:
const filename = `${drive}\\empty.js`;
const filenameBuffer = Buffer.from(filename);
result = fs.realpathSync(filename);
assert.strictEqual(result, filename);
result = fs.realpathSync(filename, 'buffer');
assert(Buffer.isBuffer(result));
assert(result.equals(filenameBuffer));
fs.realpath(filename, common.mustCall(function(err, result) {
assert.ifError(err);
assert.strictEqual(result, filename);
}));
fs.realpath(filename, 'buffer', common.mustCall(function(err, result) {
assert.ifError(err);
assert(Buffer.isBuffer(result));
assert(result.equals(filenameBuffer));
}));