test: add -test.(c|m)js test cases

test/fixtures/test-runner/matching-patterns/index-test.cjs

@@ -0,0 +1,4 @@
+'use strict';
+const test = require('node:test');
+
+test('this should pass');

test/fixtures/test-runner/matching-patterns/index-test.js

@@ -0,0 +1,4 @@
+'use strict';
+const test = require('node:test');
+
+test('this should pass');

test/fixtures/test-runner/matching-patterns/index-test.mjs

@@ -0,0 +1,4 @@
+'use strict';
+import test from 'node:test';
+
+test('this should pass');

test/parallel/test-runner-cli.js

@@ -43,6 +43,22 @@ for (const isolation of ['none', 'process']) {
     assert.match(stdout, /ok 6 - this should be executed/);
   }
 
+  {
+    // Should match files with "-test.(c|m)js" suffix.
+    const args = ['--test', '--test-reporter=tap',
+                  `--experimental-test-isolation=${isolation}`];
+    const child = spawnSync(process.execPath, args, { cwd: join(testFixtures, 'matching-patterns') });
+
+    assert.strictEqual(child.status, 0);
+    assert.strictEqual(child.signal, null);
+    assert.strictEqual(child.stderr.toString(), '');
+    const stdout = child.stdout.toString();
+
+    assert.match(stdout, /ok 1 - this should pass/);
+    assert.match(stdout, /ok 2 - this should pass/);
+    assert.match(stdout, /ok 3 - this should pass/);
+  }
+
   {
     // Same but with a prototype mutation in require scripts.
     const args = [