Adding Element.created constructor

pkg/unittest/lib/html_config.dart

Index: pkg/unittest/lib/html_config.dart
diff --git a/pkg/unittest/lib/html_config.dart b/pkg/unittest/lib/html_config.dart
index e4eba0f54b2507c5445fb827d73724fec38a813c..860ec4fa73d753831f59e4f840acffa17fb5b34f 100644
--- a/pkg/unittest/lib/html_config.dart
+++ b/pkg/unittest/lib/html_config.dart
@@ -10,6 +10,7 @@ library unittest_html_config;
 import 'dart:async';
 import 'dart:convert';
 import 'dart:html';
+import 'dart:js' as js;
 import 'unittest.dart';
 
 /** Creates a table showing tests results in HTML. */
@@ -100,7 +101,12 @@ class HtmlConfiguration extends SimpleConfiguration {
   void _installHandlers() {
     if (_onErrorSubscription == null) {
       _onErrorSubscription = window.onError.listen(
-        (e) => handleExternalError(e, '(DOM callback has errors)'));
+        (e) {
+          // Some tests may expect this and have no way to suppress the error.
+          if (js.context['testExpectsGlobalError'] != true) {

[vsm, 2013/10/01 16:58:01]

Perhaps it makes sense to clear this once it's been fired?

[blois, 2013/10/01 20:37:08]

In a case such as innerHtml it'll be called multiple times with no way to
intercept in between.

This is why I logged the failures as well, to ensure that the number of errors
matches what the test expects.

+            handleExternalError(e, '(DOM callback has errors)');
+          }
+        });
     }
     if (_onMessageSubscription == null) {
       _onMessageSubscription = window.onMessage.listen(