From a1a0da74f1e32a6b0de9081fb72fa5f9cb6787ef Mon Sep 17 00:00:00 2001
From: pulkit-30 <pulkit30.bsr@gmail.com>
Date: Sun, 10 Dec 2023 11:53:13 +0530
Subject: [PATCH] test_runner: fix infinite loop when files are undefined in
 test runner

---
 lib/internal/test_runner/runner.js |  3 +++
 test/parallel/test-runner-run.mjs  | 33 ++++++++++++++++++++++++++++++
 2 files changed, 36 insertions(+)

diff --git a/lib/internal/test_runner/runner.js b/lib/internal/test_runner/runner.js
index c4194923cc0f44..34100213ebd935 100644
--- a/lib/internal/test_runner/runner.js
+++ b/lib/internal/test_runner/runner.js
@@ -487,6 +487,9 @@ function run(options = kEmptyObject) {
   }
 
   const root = createTestTree({ __proto__: null, concurrency, timeout, signal });
+  if (process.env.NODE_TEST_CONTEXT !== undefined) {
+    return root.reporter;
+  }
   let testFiles = files ?? createTestFileList();
 
   if (shard) {
diff --git a/test/parallel/test-runner-run.mjs b/test/parallel/test-runner-run.mjs
index 911f115e5fb6a4..c712f500153b42 100644
--- a/test/parallel/test-runner-run.mjs
+++ b/test/parallel/test-runner-run.mjs
@@ -466,4 +466,37 @@ describe('require(\'node:test\').run', { concurrency: true }, () => {
         }));
     });
   });
+
+  it('should run with no files', async () => {
+    const stream = run({
+      files: undefined
+    }).compose(tap);
+    stream.on('test:fail', common.mustNotCall());
+    stream.on('test:pass', common.mustNotCall());
+
+    // eslint-disable-next-line no-unused-vars
+    for await (const _ of stream);
+  });
+
+  it('should run with no files and use spec reporter', async () => {
+    const stream = run({
+      files: undefined
+    }).compose(spec);
+    stream.on('test:fail', common.mustNotCall());
+    stream.on('test:pass', common.mustNotCall());
+
+    // eslint-disable-next-line no-unused-vars
+    for await (const _ of stream);
+  });
+
+  it('should run with no files and use dot reporter', async () => {
+    const stream = run({
+      files: undefined
+    }).compose(dot);
+    stream.on('test:fail', common.mustNotCall());
+    stream.on('test:pass', common.mustNotCall());
+
+    // eslint-disable-next-line no-unused-vars
+    for await (const _ of stream);
+  });
 });