chore: update code to pass tests on Node 15 (#10660)

Author: SimenB

CHANGELOG.md

@@ -7,6 +7,7 @@
 ### Fixes
 
 - `[expect]` Fix `objectContaining` to work recursively into sub-objects ([#10508](https://github.com/facebook/jest/pull/10508))
+- `[jest-message-util]` Update to work properly with Node 15 ([#10660](https://github.com/facebook/jest/pull/10660))
 - `[jest-mock]` Allow to mock methods in getters (TypeScript 3.9 export) ([#10156](https://github.com/facebook/jest/pull/10156))
 
 ### Chore & Maintenance

packages/jest-message-util/src/index.ts

@@ -25,7 +25,8 @@ const stackUtils = new StackUtils({cwd: 'something which does not exist'});
 let nodeInternals: Array<RegExp> = [];
 
 try {
-  nodeInternals = StackUtils.nodeInternals();
+  // https://github.com/tapjs/stack-utils/issues/54
+  nodeInternals = StackUtils.nodeInternals().concat(/\s*\(node:/);
 } catch {
   // `StackUtils.nodeInternals()` fails in browsers. We don't need to remove
   // node internals in the browser though, so no issue.

packages/jest-worker/src/workers/__tests__/ChildProcessWorker.test.js

@@ -141,11 +141,11 @@ it('provides stdout and stderr from the child processes', async () => {
   const stdout = worker.getStdout();
   const stderr = worker.getStderr();
 
-  forkInterface.stdout.end('Hello ', {encoding: 'utf8'});
-  forkInterface.stderr.end('Jest ', {encoding: 'utf8'});
+  forkInterface.stdout.end('Hello ', 'utf8');
+  forkInterface.stderr.end('Jest ', 'utf8');
   forkInterface.emit('exit', 1);
-  forkInterface.stdout.end('World!', {encoding: 'utf8'});
-  forkInterface.stderr.end('Workers!', {encoding: 'utf8'});
+  forkInterface.stdout.end('World!', 'utf8');
+  forkInterface.stderr.end('Workers!', 'utf8');
   forkInterface.emit('exit', 0);
 
   await expect(getStream(stdout)).resolves.toEqual('Hello World!');

packages/jest-worker/src/workers/__tests__/NodeThreadsWorker.test.js

@@ -150,11 +150,11 @@ it('provides stdout and stderr from the threads', async () => {
   const stdout = worker.getStdout();
   const stderr = worker.getStderr();
 
-  worker._worker.stdout.end('Hello ', {encoding: 'utf8'});
-  worker._worker.stderr.end('Jest ', {encoding: 'utf8'});
+  worker._worker.stdout.end('Hello ', 'utf8');
+  worker._worker.stderr.end('Jest ', 'utf8');
   worker._worker.emit('exit');
-  worker._worker.stdout.end('World!', {encoding: 'utf8'});
-  worker._worker.stderr.end('Workers!', {encoding: 'utf8'});
+  worker._worker.stdout.end('World!', 'utf8');
+  worker._worker.stderr.end('Workers!', 'utf8');
   worker._worker.emit('exit', 0);
 
   await expect(getStream(stdout)).resolves.toEqual('Hello World!');