package:test loading hack

gistfile1.patch

diff --git a/lib/src/runner/loader.dart b/lib/src/runner/loader.dart
index cd08026..46842d8 100644
--- a/lib/src/runner/loader.dart
+++ b/lib/src/runner/loader.dart
@@ -24,6 +24,8 @@ import 'plugin/platform.dart';
 import 'runner_suite.dart';
 import 'vm/platform.dart';
 
+var createVMPlatform = (Configuration config) => new VMPlatform(config);
+
 /// A class for finding test files and loading them into a runnable form.
 class Loader {
   /// The test runner configuration.
@@ -49,7 +51,7 @@ class Loader {
   /// defaults to the working directory.
   Loader(this._config, {String root})
       : _root = root == null ? p.current : root {
-    registerPlatformPlugin([TestPlatform.vm], () => new VMPlatform(_config));
+    registerPlatformPlugin([TestPlatform.vm], () => createVMPlatform(_config));
     registerPlatformPlugin([
       TestPlatform.dartium,
       TestPlatform.contentShell,