mash: wires up shadows for mash

ui/views/mus/desktop_window_tree_host_mus_unittest.cc

 // Copyright 2016 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 "ui/views/mus/desktop_window_tree_host_mus.h"
 
 #include "base/debug/stack_trace.h"
 
 #include "base/memory/ptr_util.h"
 #include "ui/aura/client/cursor_client.h"
 #include "ui/aura/client/focus_client.h"
 #include "ui/aura/client/transient_window_client.h"
 #include "ui/aura/env.h"
 #include "ui/aura/mus/capture_synchronizer.h"
 #include "ui/aura/mus/in_flight_change.h"
 #include "ui/aura/mus/window_mus.h"
 #include "ui/aura/mus/window_tree_client.h"
 #include "ui/aura/test/mus/change_completion_waiter.h"
 #include "ui/aura/window.h"
 #include "ui/views/mus/mus_client.h"
 #include "ui/views/test/views_test_base.h"
 #include "ui/views/widget/widget.h"
 #include "ui/views/widget/widget_delegate.h"
 #include "ui/views/widget/widget_observer.h"
+#include "ui/wm/core/shadow_types.h"
 
 namespace views {
 
 class DesktopWindowTreeHostMusTest : public ViewsTestBase,
                                      public WidgetObserver {
  public:
   DesktopWindowTreeHostMusTest()
       : widget_activated_(nullptr),
         widget_deactivated_(nullptr),
         waiting_for_deactivate_(nullptr) {}
@@ skipping 253 matching lines @@
 
   aura::client::TransientWindowClient* transient_window_client =
       aura::client::GetTransientWindowClient();
   // Even though the widget1->GetNativeView() was specified as the parent we
   // expect the transient parents to be marked at the host level.
   EXPECT_EQ(widget1->GetNativeView()->GetHost()->window(),
             transient_window_client->GetTransientParent(
                 widget2->GetNativeView()->GetHost()->window()));
 }
 
+TEST_F(DesktopWindowTreeHostMusTest, ShadowDefaults) {
+  Widget widget;
+  Widget::InitParams params(Widget::InitParams::TYPE_WINDOW);
+  params.ownership = Widget::InitParams::WIDGET_OWNS_NATIVE_WIDGET;
+  widget.Init(params);
+  // |DesktopNativeWidgetAura::content_window_| should have no shadow; the wm
+  // should provide it if it so desires.
+  EXPECT_EQ(wm::ShadowElevation::NONE,
+            widget.GetNativeView()->GetProperty(wm::kShadowElevationKey));
+  // The wm honors the shadow property from the WindowTreeHost's window.
+  EXPECT_EQ(wm::ShadowElevation::DEFAULT,
+            widget.GetNativeView()->GetHost()->window()->GetProperty(
+                wm::kShadowElevationKey));
+}
+
+TEST_F(DesktopWindowTreeHostMusTest, NoShadow) {
+  Widget widget;
+  Widget::InitParams params(Widget::InitParams::TYPE_WINDOW);
+  params.ownership = Widget::InitParams::WIDGET_OWNS_NATIVE_WIDGET;
+  params.shadow_type = Widget::InitParams::SHADOW_TYPE_NONE;
+  widget.Init(params);
+  EXPECT_EQ(wm::ShadowElevation::NONE,
+            widget.GetNativeView()->GetProperty(wm::kShadowElevationKey));
+  EXPECT_EQ(wm::ShadowElevation::NONE,
+            widget.GetNativeView()->GetHost()->window()->GetProperty(
+                wm::kShadowElevationKey));
+}
+
 }  // namespace views