test: add process no deprecation

PR-URL: #24196
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Richard Lau <riclau@uk.ibm.com>
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>

Author: razvanbh

test/parallel/test-child-process-no-deprecation.js

@@ -0,0 +1,15 @@
+'use strict';
+constcommon=require('../common');
+process.noDeprecation=true;
+
+if(process.argv[2]==='child'){
+process.emitWarning('Something else is deprecated.','DeprecationWarning');
+}else{
+// parent process
+constspawn=require('child_process').spawn;
+
+// spawn self as child
+constchild=spawn(process.execPath,[process.argv[1],'child']);
+
+child.stderr.on('data',common.mustNotCall());
+}