From 7c63f64d7cab355f64e293ea86d7a8dea4e75a3b Mon Sep 17 00:00:00 2001
From: Kyle Herock <kherock@gmail.com>
Date: Mon, 15 Nov 2021 13:31:32 -0500
Subject: [PATCH] fix(jest-worker): filtering --inspect from execArgv is
 unnecessary for thread works

---
 packages/jest-worker/src/workers/NodeThreadsWorker.ts          | 3 +--
 .../src/workers/__tests__/NodeThreadsWorker.test.js            | 2 +-
 2 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/packages/jest-worker/src/workers/NodeThreadsWorker.ts b/packages/jest-worker/src/workers/NodeThreadsWorker.ts
index ee2b99150a93..5b9a3b84ef37 100644
--- a/packages/jest-worker/src/workers/NodeThreadsWorker.ts
+++ b/packages/jest-worker/src/workers/NodeThreadsWorker.ts
@@ -68,8 +68,7 @@ export default class ExperimentalWorker implements WorkerInterface {
         JEST_WORKER_ID: String(this._options.workerId + 1), // 0-indexed workerId, 1-indexed JEST_WORKER_ID
       },
       eval: false,
-      // Suppress --debug / --inspect flags while preserving others (like --harmony).
-      execArgv: process.execArgv.filter(v => !/^--(debug|inspect)/.test(v)),
+      execArgv: process.execArgv,
       // @ts-expect-error: added in newer versions
       resourceLimits: this._options.resourceLimits,
       stderr: true,
diff --git a/packages/jest-worker/src/workers/__tests__/NodeThreadsWorker.test.js b/packages/jest-worker/src/workers/__tests__/NodeThreadsWorker.test.js
index afd4f1824853..9e1d6500b104 100644
--- a/packages/jest-worker/src/workers/__tests__/NodeThreadsWorker.test.js
+++ b/packages/jest-worker/src/workers/__tests__/NodeThreadsWorker.test.js
@@ -73,7 +73,7 @@ it('passes fork options down to worker_threads.Worker, adding the defaults', ()
   expect(workerThreads.mock.calls[0][1]).toEqual({
     env: process.env, // Default option.
     eval: false,
-    execArgv: ['-p'], // Filtered option.
+    execArgv: ['--inspect', '-p'],
     execPath: 'hello', // Added option.
     resourceLimits: undefined,
     stderr: true,