fix(ext/node): Implement detached option in `child_process` (#25218)

Fixes https://github.com/denoland/deno/issues/25193.

2 files changed, 29 insertions, 0 deletions

diff --git a/tests/node_compat/test/fixtures/child-process-persistent.js b/tests/node_compat/test/fixtures/child-process-persistent.js
new file mode 100644
index 000000000..520c4bebc
--- /dev/null
+++ b/tests/node_compat/test/fixtures/child-process-persistent.js
@@ -0,0 +1,8 @@
+// deno-fmt-ignore-file
+// deno-lint-ignore-file
+
+// Copyright Joyent and Node contributors. All rights reserved. MIT license.
+// Taken from Node 18.12.1
+// This file is automatically generated by `tests/node_compat/runner/setup.ts`. Do not modify this file manually.
+
+setInterval(function() {}, 9999);
diff --git a/tests/node_compat/test/fixtures/parent-process-nonpersistent.js b/tests/node_compat/test/fixtures/parent-process-nonpersistent.js
new file mode 100644
index 000000000..537478aac
--- /dev/null
+++ b/tests/node_compat/test/fixtures/parent-process-nonpersistent.js
@@ -0,0 +1,21 @@
+// deno-fmt-ignore-file
+// deno-lint-ignore-file
+
+// Copyright Joyent and Node contributors. All rights reserved. MIT license.
+// Taken from Node 18.12.1
+// This file is automatically generated by `tests/node_compat/runner/setup.ts`. Do not modify this file manually.
+
+// Modified to add `runner.ts` to inject `require` into subprocess
+
+const spawn = require('child_process').spawn,
+    path = require('path'),
+    childPath = path.join(__dirname, 'child-process-persistent.js');
+
+var child = spawn(process.execPath, [ childPath ], {
+  detached: true,
+  stdio: 'ignore'
+});
+
+console.log(child.pid);
+
+child.unref();