Adding test for timeout

test/fixtures/test-runner/timeout.js

@@ -0,0 +1,15 @@
+'use strict';
+const test = require('node:test');
+const common = require('../../common');
+const fixtures = require('../../common/fixtures');
+
+test('should support timeout', async () => {
+  const stream = test.run({files: [
+    fixtures.path('test-runner', 'never_ending_sync.js'),
+    fixtures.path('test-runner', 'never_ending_async.js'),
+  ] });
+  stream.on('test:fail', common.mustCall(2));
+  stream.on('test:pass', common.mustNotCall());
+  // eslint-disable-next-line no-unused-vars
+  for await (const _ of stream);
+});

test/parallel/test-runner-cli.js

@@ -115,6 +115,26 @@ const testFixtures = fixtures.path('test-runner');
   });
 }
 
+{
+  const args = [
+    '--test',
+    '--test-timeout',
+    50,
+    'test/fixtures/test-runner/timeout.js'
+  ];
+  const child = spawnSync(process.execPath, args);
+
+  assert.strictEqual(child.status, 1);
+  assert.strictEqual(child.signal, null);
+  assert.strictEqual(child.stderr.toString(), '');
+  const stdout = child.stdout.toString();
+  assert.match(stdout, /not ok 1 - test/);
+  assert.match(stdout, / {2}---/);
+  assert.match(stdout, / {2}duration_ms: .*/);
+  assert.match(stdout, /failureType: 'testTimeoutFailure/);
+  assert.match(stdout, /error: 'test timed out after 50ms'/);
+}
+
 {
   // Test combined stream outputs
   const args = [
@@ -195,9 +215,9 @@ const testFixtures = fixtures.path('test-runner');
   // Use test with --loader and --require.
   // This case is common since vscode uses --require to load the debugger.
   const args = ['--no-warnings',
-                '--experimental-loader', 'data:text/javascript,',
-                '--require', fixtures.path('empty.js'),
-                '--test', join(testFixtures, 'default-behavior', 'index.test.js')];
+    '--experimental-loader', 'data:text/javascript,',
+    '--require', fixtures.path('empty.js'),
+    '--test', join(testFixtures, 'default-behavior', 'index.test.js')];
   const child = spawnSync(process.execPath, args);
 
   assert.strictEqual(child.stderr.toString(), '');