Make it possible to test that the stock app doesn't crash on startup and paints the basic scaffold …

sky/tests/framework/stocks.dart

+// Copyright 2015 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+import 'dart:async';
+
+import 'package:sky/framework/app.dart';
+import 'package:sky/framework/widgets/ui_node.dart';
+
+import '../../examples/stocks2/lib/stock_app.dart';
+import '../resources/display_list.dart';
+import '../resources/third_party/unittest/unittest.dart';
+import '../resources/unit.dart';
+
+void main() {
+  initUnit();
+
+  TestRenderView testRenderView = new TestRenderView();
+
+  test("launching stock app", () {
+    new StocksApp(renderViewOverride: testRenderView);
+    new Future.microtask(testRenderView.checkFrame);
+  });
+}