nodejs
diff --git a/Collapse file
‎test/parallel/test-child-process-bad-stdio.js‎
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+16-14Lines changed: 16 additions & 14 deletions b/Collapse file
‎test/parallel/test-child-process-bad-stdio.js‎
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+16-14Lines changed: 16 additions & 14 deletions
@@ -1,21 +1,23 @@
 'use strict';
 // Flags: --expose-internals
 const common = require('../common');
-const assert = require('assert');
-const cp = require('child_process');
 
 if (process.argv[2] === 'child') {
   setTimeout(() => {}, common.platformTimeout(100));
   return;
 }
 
+const assert = require('node:assert');
+const cp = require('node:child_process');
+const { mock, test } = require('node:test');
+const { ChildProcess } = require('internal/child_process');
+
 // Monkey patch spawn() to create a child process normally, but destroy the
 // stdout and stderr streams. This replicates the conditions where the streams
 // cannot be properly created.
-const ChildProcess = require('internal/child_process').ChildProcess;
 const original = ChildProcess.prototype.spawn;
 
-ChildProcess.prototype.spawn = function() {
+mock.method(ChildProcess.prototype, 'spawn', function() {
   const err = original.apply(this, arguments);
 
   this.stdout.destroy();
@@ -24,40 +26,40 @@ ChildProcess.prototype.spawn = function() {
   this.stderr = null;
 
   return err;
-};
+});
 
 function createChild(options, callback) {
   const cmd = `"${process.execPath}" "${__filename}" child`;
 
   return cp.exec(cmd, options, common.mustCall(callback));
 }
 
-// Verify that normal execution of a child process is handled.
-{
+test('normal execution of a child process is handled', (_, done) => {
   createChild({}, (err, stdout, stderr) => {
     assert.strictEqual(err, null);
     assert.strictEqual(stdout, '');
     assert.strictEqual(stderr, '');
+    done();
   });
-}
+});
 
-// Verify that execution with an error event is handled.
-{
+test('execution with an error event is handled', (_, done) => {
   const error = new Error('foo');
   const child = createChild({}, (err, stdout, stderr) => {
     assert.strictEqual(err, error);
     assert.strictEqual(stdout, '');
     assert.strictEqual(stderr, '');
+    done();
   });
 
   child.emit('error', error);
-}
+});
 
-// Verify that execution with a killed process is handled.
-{
+test('execution with a killed process is handled', (_, done) => {
   createChild({ timeout: 1 }, (err, stdout, stderr) => {
     assert.strictEqual(err.killed, true);
     assert.strictEqual(stdout, '');
     assert.strictEqual(stderr, '');
+    done();
   });
-}
+});