1'use strict'; 2const common = require('../../common'); 3if (common.isWindows && (process.env.PROCESSOR_ARCHITEW6432 !== undefined)) 4 common.skip('doesn\'t work on WOW64'); 5 6const fs = require('fs'); 7const path = require('path'); 8const assert = require('assert'); 9const { fork } = require('child_process'); 10 11const tmpdir = require('../../common/tmpdir'); 12 13// Make a path that is more than 260 chars long. 14// Any given folder cannot have a name longer than 260 characters, 15// so create 10 nested folders each with 30 character long names. 16let addonDestinationDir = path.resolve(tmpdir.path); 17 18for (let i = 0; i < 10; i++) { 19 addonDestinationDir = path.join(addonDestinationDir, 'x'.repeat(30)); 20} 21 22const addonPath = path.join(__dirname, 23 'build', 24 common.buildType, 25 'binding.node'); 26const addonDestinationPath = path.join(addonDestinationDir, 'binding.node'); 27 28// Loading an addon keeps the file open until the process terminates. Load 29// the addon in a child process so that when the parent terminates the file 30// is already closed and the tmpdir can be cleaned up. 31 32// Child 33if (process.argv[2] === 'child') { 34 // Attempt to load at long path destination 35 const addon = require(addonDestinationPath); 36 assert.notStrictEqual(addon, null); 37 assert.strictEqual(addon.hello(), 'world'); 38 return; 39} 40 41// Parent 42tmpdir.refresh(); 43 44// Copy binary to long path destination 45fs.mkdirSync(addonDestinationDir, { recursive: true }); 46const contents = fs.readFileSync(addonPath); 47fs.writeFileSync(addonDestinationPath, contents); 48 49// Run test 50const child = fork(__filename, ['child'], { stdio: 'inherit' }); 51child.on('exit', common.mustCall((code) => { 52 assert.strictEqual(code, 0); 53})); 54