nodejs-mozilla/test/parallel/test-child-process-promisif...

64 lines
1.7 KiB
JavaScript

'use strict';
const common = require('../common');
const assert = require('assert');
const child_process = require('child_process');
const { promisify } = require('util');
const exec = promisify(child_process.exec);
const execFile = promisify(child_process.execFile);
{
const promise = exec(`${process.execPath} -p 42`);
assert(promise.child instanceof child_process.ChildProcess);
promise.then(common.mustCall((obj) => {
assert.deepStrictEqual(obj, { stdout: '42\n', stderr: '' });
}));
}
{
const promise = execFile(process.execPath, ['-p', '42']);
assert(promise.child instanceof child_process.ChildProcess);
promise.then(common.mustCall((obj) => {
assert.deepStrictEqual(obj, { stdout: '42\n', stderr: '' });
}));
}
{
const promise = exec('doesntexist');
assert(promise.child instanceof child_process.ChildProcess);
promise.catch(common.mustCall((err) => {
assert(err.message.includes('doesntexist'));
}));
}
{
const promise = execFile('doesntexist', ['-p', '42']);
assert(promise.child instanceof child_process.ChildProcess);
promise.catch(common.mustCall((err) => {
assert(err.message.includes('doesntexist'));
}));
}
const failingCodeWithStdoutErr =
'console.log(42);console.error(43);process.exit(1)';
{
exec(`${process.execPath} -e "${failingCodeWithStdoutErr}"`)
.catch(common.mustCall((err) => {
assert.strictEqual(err.code, 1);
assert.strictEqual(err.stdout, '42\n');
assert.strictEqual(err.stderr, '43\n');
}));
}
{
execFile(process.execPath, ['-e', failingCodeWithStdoutErr])
.catch(common.mustCall((err) => {
assert.strictEqual(err.code, 1);
assert.strictEqual(err.stdout, '42\n');
assert.strictEqual(err.stderr, '43\n');
}));
}