test_runner: expose spec reporter as newable function

Fixes: #48112 Ref: #48208 PR-URL: #49184 Refs: #48208 Reviewed-By: Benjamin Gruenbaum <[email protected]> Reviewed-By: Moshe Atlow <[email protected]>

Author: atlowChemi

lib/test/reporters.js

@@ -1,6 +1,6 @@
 'use strict';
 
-const{ ObjectDefineProperties }=primordials;
+const{ ObjectDefineProperties, ReflectConstruct}=primordials;
 
 letdot;
 letspec;
@@ -21,9 +21,9 @@ ObjectDefineProperties(module.exports,{
 __proto__: null,
 configurable: true,
 enumerable: true,
-get(){
+value: functionvalue(){
 spec??=require('internal/test_runner/reporter/spec');
-returnspec;
+returnReflectConstruct(spec,arguments);
 },
 },
 tap: {

test/parallel/test-runner-run.mjs

@@ -82,15 +82,28 @@ describe('require(\'node:test\').run',{concurrency: true }, () =>{
 ]);
 });
 
-it('should be piped with spec',async()=>{
-constspecReporter=newspec();
-constresult=awaitrun({
-files: [join(testFixtures,'default-behavior/test/random.cjs')]
-}).compose(specReporter).toArray();
-conststringResults=result.map((bfr)=>bfr.toString());
-assert.match(stringResults[0],/thisshouldpass/);
-assert.match(stringResults[1],/tests1/);
-assert.match(stringResults[1],/pass1/);
+describe('should be piped with spec reporter',()=>{
+it('new spec',async()=>{
+constspecReporter=newspec();
+constresult=awaitrun({
+files: [join(testFixtures,'default-behavior/test/random.cjs')]
+}).compose(specReporter).toArray();
+conststringResults=result.map((bfr)=>bfr.toString());
+assert.match(stringResults[0],/thisshouldpass/);
+assert.match(stringResults[1],/tests1/);
+assert.match(stringResults[1],/pass1/);
+});
+
+it('spec()',async()=>{
+constspecReporter=spec();
+constresult=awaitrun({
+files: [join(testFixtures,'default-behavior/test/random.cjs')]
+}).compose(specReporter).toArray();
+conststringResults=result.map((bfr)=>bfr.toString());
+assert.match(stringResults[0],/thisshouldpass/);
+assert.match(stringResults[1],/tests1/);
+assert.match(stringResults[1],/pass1/);
+});
 });
 
 it('should be piped with tap',async()=>{