Various test script changes:

samples/tests/samples/test_config.dart

Index: samples/tests/samples/test_config.dart
diff --git a/samples/tests/samples/test_config.dart b/samples/tests/samples/test_config.dart
new file mode 100644
index 0000000000000000000000000000000000000000..754b9a4830848129b5fb1dc1b191563d9790bbfc
--- /dev/null
+++ b/samples/tests/samples/test_config.dart
@@ -0,0 +1,16 @@
+// Copyright (c) 2011, 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.
+
+#library("samples_test_config");
+
+#import("../../../tools/testing/dart/test_suite.dart");
+
+class SamplesTestSuite extends StandardTestSuite {
+  SamplesTestSuite(Map configuration)
+      : super(configuration,
+              "samples/tests/samples/src",
+              ["tests/standalone/samples.status"]);
+
+  void listRecursively() => true;
+}