test_runner: change ts default glob

doc/api/test.md

@@ -418,12 +418,9 @@ By default, Node.js will run all files matching these patterns:
 Unless [`--no-experimental-strip-types`][] is supplied, the following
 additional patterns are also matched:
 
-* `**/*.test.{cts,mts,ts}`
-* `**/*-test.{cts,mts,ts}`
-* `**/*_test.{cts,mts,ts}`
-* `**/test-*.{cts,mts,ts}`
-* `**/test.{cts,mts,ts}`
-* `**/test/**/*.{cts,mts,ts}`
+* `**/test/**/*-test.{cts,mts,ts}`
+* `**/test/**/*.test.{cts,mts,ts}`
+* `**/test/**/*_test.{cts,mts,ts}`
 
 Alternatively, one or more glob patterns can be provided as the
 final argument(s) to the Node.js command, as shown below.

lib/internal/test_runner/runner.js

@@ -83,6 +83,7 @@ const {
   convertStringToRegExp,
   countCompletedTest,
   kDefaultPattern,
+  kDefaultTSPattern,
   parseCommandLine,
 } = require('internal/test_runner/utils');
 const { Glob } = require('internal/fs/glob');
@@ -109,6 +110,9 @@ function createTestFileList(patterns, cwd) {
   const hasUserSuppliedPattern = patterns != null;
   if (!patterns || patterns.length === 0) {
     patterns = [kDefaultPattern];
+    if (getOptionValue('--experimental-strip-types')) {
+      ArrayPrototypePush(patterns, kDefaultTSPattern);
+    }
   }
   const glob = new Glob(patterns, {
     __proto__: null,

lib/internal/test_runner/utils.js

@@ -55,11 +55,10 @@ const kRegExpPattern = /^\/(.*)\/([a-z]*)$/;
 
 const kPatterns = ['test', 'test/**/*', 'test-*', '*[._-]test'];
 const kFileExtensions = ['js', 'mjs', 'cjs'];
-if (getOptionValue('--experimental-strip-types')) {
-  ArrayPrototypePush(kFileExtensions, 'ts', 'mts', 'cts');
-}
 const kDefaultPattern = `**/{${ArrayPrototypeJoin(kPatterns, ',')}}.{${ArrayPrototypeJoin(kFileExtensions, ',')}}`;
 
+const kDefaultTSPattern = '**/test/**/*{-,.,_}test.{cts,mts,ts}';
+
 function createDeferredCallback() {
   let calledCount = 0;
   const { promise, resolve, reject } = PromiseWithResolvers();
@@ -291,6 +290,9 @@ function parseCommandLine() {
       // TODO(pmarchini): this default should follow something similar to c8 defaults
       // Default exclusions should be also exported to be used by other tools / users
       coverageExcludeGlobs = [kDefaultPattern];
+      if (getOptionValue('--experimental-strip-types')) {
+        ArrayPrototypePush(coverageExcludeGlobs, kDefaultTSPattern);
+      }
     }
     coverageIncludeGlobs = getOptionValue('--test-coverage-include');
 
@@ -605,6 +607,7 @@ module.exports = {
   createDeferredCallback,
   isTestFailureError,
   kDefaultPattern,
+  kDefaultTSPattern,
   parseCommandLine,
   reporterScope,
   shouldColorizeTestFiles,