Run browser tests on Atom/Electron

test/browser/language_tests.js

 // Copyright (c) 2015, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 (function() {
   'use strict';
 
   let _isolate_helper = dart_library.import('dart/_isolate_helper');
   _isolate_helper.startRootIsolate(function() {}, []);
   let async_helper = dart_library.import('async_helper/async_helper');
@@ skipping 299 matching lines @@
     'external_test_21_multi',
     'external_test_24_multi',
     'main_not_a_function_test_01_multi',
     'multiline_newline_test_04_multi',
     'multiline_newline_test_05_multi',
     'multiline_newline_test_06_multi',
     'multiline_newline_test_none_multi',
     'no_main_test_01_multi',
   ]);
 
+  let helpers = new Set([
+    'library_prefixes_test1',
+    'library_prefixes_test2',
+    'top_level_prefixed_library_test',
+  ]); 
 
   suite('language', () => {
-    let languageTestPattern = new RegExp('language/(.*_test.*)\\.js');
-    for (let testFile of Object.keys(window.__karma__.files)) {
+    let languageTestPattern = new RegExp('language/(.*_test.*)');
+    for (let testFile of dart_library.libraries()) {
       let match = languageTestPattern.exec(testFile);
       if (match != null) {
         let name = match[1];
 
+        if (helpers.has(name)) {
+          // These are not top-level tests.  They are used by other tests.
+          continue;
+        }
+
         // These two tests are special because they use package:unittest.
         // We run them below.
         if (name == 'async_await_test' || name.startsWith('async_star_test')) {
           continue;
         }
 
         // TODO(jmesserly): figure out why this test is hanging.
         if (name == 'async_star_cancel_and_throw_in_finally_test') {
           console.debug('Skipping known timeout: ' + name);
           continue;
@@ skipping 15 matching lines @@
           if (!async_helper.asyncTestStarted) done();
         });
       }
     }
   });
 
   dart_library.import('language/async_await_test_none_multi').main();
   dart_library.import('language/async_star_test_none_multi').main();
 
 })();