mirror of
https://github.com/nodejs/node.git
synced 2024-11-21 10:59:27 +00:00
6a68794577
PR-URL: https://github.com/nodejs/node/pull/49126 Reviewed-By: Michaël Zasso <targos@protonmail.com> Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com>
29 lines
746 B
JavaScript
29 lines
746 B
JavaScript
'use strict';
|
|
require('../common');
|
|
const assert = require('assert');
|
|
const fs = require('fs');
|
|
|
|
const {
|
|
O_CREAT = 0,
|
|
O_RDONLY = 0,
|
|
O_TRUNC = 0,
|
|
O_WRONLY = 0,
|
|
UV_FS_O_FILEMAP = 0
|
|
} = fs.constants;
|
|
|
|
const tmpdir = require('../common/tmpdir');
|
|
tmpdir.refresh();
|
|
|
|
// Run this test on all platforms. While UV_FS_O_FILEMAP is only available on
|
|
// Windows, it should be silently ignored on other platforms.
|
|
|
|
const filename = tmpdir.resolve('fmap.txt');
|
|
const text = 'Memory File Mapping Test';
|
|
|
|
const mw = UV_FS_O_FILEMAP | O_TRUNC | O_CREAT | O_WRONLY;
|
|
const mr = UV_FS_O_FILEMAP | O_RDONLY;
|
|
|
|
fs.writeFileSync(filename, text, { flag: mw });
|
|
const r1 = fs.readFileSync(filename, { encoding: 'utf8', flag: mr });
|
|
assert.strictEqual(r1, text);
|