Files
node/test/parallel/test-process-chdir.js
Anna Henningsen 1935625df4 src: disallow constructor behaviour for native methods
Disallow constructor behaviour and setting up prototypes
for native methods that are not constructors (i.e. make
them behave like ES6 class methods).

PR-URL: https://github.com/nodejs/node/pull/26700
Reviewed-By: Gus Caplan <me@gus.host>
Reviewed-By: Richard Lau <riclau@uk.ibm.com>
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Michaël Zasso <targos@protonmail.com>
Reviewed-By: Tobias Nießen <tniessen@tnie.de>
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
Reviewed-By: Sakthipriyan Vairamani <thechargingvolcano@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
2019-03-21 12:14:26 +01:00

50 lines
1.5 KiB
JavaScript

'use strict';
const common = require('../common');
const assert = require('assert');
const fs = require('fs');
const path = require('path');
if (!common.isMainThread)
common.skip('process.chdir is not available in Workers');
const tmpdir = require('../common/tmpdir');
process.chdir('..');
assert.notStrictEqual(process.cwd(), __dirname);
process.chdir(__dirname);
assert.strictEqual(process.cwd(), __dirname);
let dirName;
if (process.versions.icu) {
// ICU is available, use characters that could possibly be decomposed
dirName = 'weird \uc3a4\uc3ab\uc3af characters \u00e1\u00e2\u00e3';
} else {
// ICU is unavailable, use characters that can't be decomposed
dirName = 'weird \ud83d\udc04 characters \ud83d\udc05';
}
const dir = path.resolve(tmpdir.path, dirName);
// Make sure that the tmp directory is clean
tmpdir.refresh();
fs.mkdirSync(dir);
process.chdir(dir);
assert.strictEqual(process.cwd().normalize(), dir.normalize());
process.chdir('..');
assert.strictEqual(process.cwd().normalize(),
path.resolve(tmpdir.path).normalize());
const err = {
code: 'ERR_INVALID_ARG_TYPE',
message: /The "directory" argument must be of type string/
};
common.expectsError(function() { process.chdir({}); }, err);
common.expectsError(function() { process.chdir(); }, err);
// Check that our built-in methods do not have a prototype/constructor behaviour
// if they don't need to. This could be tested for any of our C++ methods.
assert.strictEqual(process.cwd.prototype, undefined);
assert.throws(() => new process.cwd(), TypeError);