test: reduce runtime

This refactors some tests to reduce the runtime of those.
PR-URL: #20688
Refs: #20128
Reviewed-By: Tiancheng "Timothy" Gu <timothygu99@gmail.com>
Reviewed-By: Yang Guo <yangguo@chromium.org>

Author: BridgeAR

test/parallel/test-async-wrap-pop-id-during-load.js

@@ -7,15 +7,17 @@ if (process.argv[2] === 'async') {
 fn();
 thrownewError();
 }
-(asyncfunction(){awaitfn();})();
-// While the above should error, just in case it doesn't the script shouldn't
-// fork itself indefinitely so return early.
-return;
+return(asyncfunction(){awaitfn();})();
 }
 
 constassert=require('assert');
 const{ spawnSync }=require('child_process');
 
-constret=spawnSync(process.execPath,[__filename,'async']);
+constret=spawnSync(
+process.execPath,
+['--stack_size=50',__filename,'async']
+);
 assert.strictEqual(ret.status,0);
-assert.ok(!/async.*hook/i.test(ret.stderr.toString('utf8',0,1024)));
+conststderr=ret.stderr.toString('utf8',0,2048);
+assert.ok(!/async.*hook/i.test(stderr));
+assert.ok(stderr.includes('UnhandledPromiseRejectionWarning: Error'),stderr);

test/parallel/test-child-process-exec-encoding.js

@@ -1,17 +1,17 @@
 'use strict';
 constcommon=require('../common');
-constassert=require('assert');
-constcp=require('child_process');
 conststdoutData='foo';
 conststderrData='bar';
-constexpectedStdout=`${stdoutData}\n`;
-constexpectedStderr=`${stderrData}\n`;
 
 if(process.argv[2]==='child'){
 // The following console calls are part of the test.
 console.log(stdoutData);
 console.error(stderrData);
 }else{
+constassert=require('assert');
+constcp=require('child_process');
+constexpectedStdout=`${stdoutData}\n`;
+constexpectedStderr=`${stderrData}\n`;
 functionrun(options,callback){
 constcmd=`"${process.execPath}" "${__filename}" child`;