Adds window resizing

components/mus/public/cpp/tests/window_unittest.cc

 // Copyright 2014 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.
 
 #include "components/mus/public/cpp/window.h"
 
 #include "base/logging.h"
 #include "base/strings/stringprintf.h"
 #include "components/mus/public/cpp/lib/window_private.h"
 #include "components/mus/public/cpp/property_type_converters.h"
+#include "components/mus/public/cpp/tests/test_window.h"
 #include "components/mus/public/cpp/util.h"
 #include "components/mus/public/cpp/window_observer.h"
 #include "components/mus/public/cpp/window_property.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "ui/gfx/geometry/rect.h"
 
 namespace mus {
 
 // Window ---------------------------------------------------------------------
 
-typedef testing::Test WindowTest;
-
-// Subclass with public ctor/dtor.
-class TestWindow : public Window {
- public:
-  TestWindow() { WindowPrivate(this).set_id(1); }
-  ~TestWindow() {}
-
- private:
-  MOJO_DISALLOW_COPY_AND_ASSIGN(TestWindow);
-};
+using WindowTest = testing::Test;
 
 TEST_F(WindowTest, AddChild) {
   TestWindow w1;
   TestWindow w11;
   w1.AddChild(&w11);
   EXPECT_EQ(1U, w1.children().size());
 }
 
 TEST_F(WindowTest, RemoveChild) {
   TestWindow w1;
@@ skipping 831 matching lines @@
   EXPECT_EQ(PropertyChangeInfo(&prop, -2), o.PropertyChangeInfoAndClear());
   w1.ClearLocalProperty(&prop);
   EXPECT_EQ(PropertyChangeInfo(&prop, 3), o.PropertyChangeInfoAndClear());
 
   // Sanity check to see if |PropertyChangeInfoAndClear| really clears.
   EXPECT_EQ(PropertyChangeInfo(reinterpret_cast<const void*>(NULL), -3),
             o.PropertyChangeInfoAndClear());
 }
 
 }  // namespace mus