Thanks to visit codestin.com
Credit goes to github.com

Skip to content
Closed
Changes from all commits
Commits
File filter

Filter by extension

Filter by extension

Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
58 changes: 27 additions & 31 deletions test/parallel/test-child-process-fork-exec-path.js
Original file line number Diff line number Diff line change
Expand Up @@ -21,45 +21,41 @@

'use strict';
const common = require('../common');

// Test that `fork()` respects the `execPath` option.

const tmpdir = require('../common/tmpdir');
const { addLibraryPath } = require('../common/shared-lib-util');
const assert = require('assert');
const fs = require('fs');
const { COPYFILE_FICLONE } = fs.constants;
const path = require('path');
const tmpdir = require('../common/tmpdir');
const fs = require('fs');
const { fork } = require('child_process');

const msg = { test: 'this' };
const nodePath = process.execPath;
const copyPath = path.join(tmpdir.path, 'node-copy.exe');
const { addLibraryPath } = require('../common/shared-lib-util');

addLibraryPath(process.env);

// Child
if (process.env.FORK) {
assert(process.send);
assert.strictEqual(process.argv[0], copyPath);
assert.strictEqual(process.execPath, copyPath);
assert.ok(process.send);
process.send(msg);
process.exit();
} else {
tmpdir.refresh();
try {
fs.unlinkSync(copyPath);
} catch (e) {
if (e.code !== 'ENOENT') throw e;
}
fs.copyFileSync(nodePath, copyPath, COPYFILE_FICLONE);
fs.chmodSync(copyPath, '0755');

// slow but simple
const envCopy = JSON.parse(JSON.stringify(process.env));
envCopy.FORK = 'true';
const child = require('child_process').fork(__filename, {
execPath: copyPath,
env: envCopy
});
child.on('message', common.mustCall(function(recv) {
assert.deepStrictEqual(msg, recv);
}));
child.on('exit', common.mustCall(function(code) {
fs.unlinkSync(copyPath);
assert.strictEqual(code, 0);
}));
return process.exit();
}

// Parent
tmpdir.refresh();
assert.strictEqual(fs.existsSync(copyPath), false);
fs.copyFileSync(nodePath, copyPath, fs.constants.COPYFILE_FICLONE);
fs.chmodSync(copyPath, '0755');

const envCopy = Object.assign({}, process.env, { 'FORK': 'true' });
const child = fork(__filename, { execPath: copyPath, env: envCopy });
child.on('message', common.mustCall(function(recv) {
assert.deepStrictEqual(recv, msg);
}));
child.on('exit', common.mustCall(function(code) {
assert.strictEqual(code, 0);
}));